Ios Engineer Chatgpt Mobile Infrastructure jobs in San Francisco – Browse 5,438 openings on RoboApply Jobs

Ios Engineer Chatgpt Mobile Infrastructure jobs in San Francisco

Open roles matching “Ios Engineer Chatgpt Mobile Infrastructure” with location signals for San Francisco. 5,438 active listings on RoboApply Jobs.

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companyOpenAI logo
Full-time|On-site|San Francisco

About Our TeamAt OpenAI, we are developing a robust Swift platform, from architecture to continuous integration, that empowers hundreds of engineers and their agents to innovate within ChatGPT, Atlas, Sora, and various other rapidly advancing applications. Our mission is to enable teams to expedite development while enhancing both performance and reliability.Role OverviewWe are seeking experienced Staff+ iOS engineers with diverse backgrounds in the iOS platform. We value expertise in performance optimization, build/CI systems, or enhancing AI developer productivity. Whether your specialty lies in UI frameworks or automated testing, your contributions will lead to reduced friction, minimized complexity, fewer regressions, and improved overall performance.If you are passionate about scaling Swift development alongside advanced AI tools, we invite you to apply for this exciting role.This position is open in San Francisco, New York, and Seattle.Key ResponsibilitiesDevelop and enhance foundational Swift frameworks utilized across multiple applications and platforms (caching, state management, observability, navigation, and component systems).Boost application performance (startup speed, responsiveness, memory efficiency, battery life) through profiling, increased visibility, regression prevention, and architectural patterns.Enhance reliability by systematically reducing crashes, improving error handling, and driving improvements in the release process.Collaborate closely with product engineering teams to identify pain points and emerging infrastructure requirements.Create internal tools and automation (Bazel, CI, testing frameworks, Codex agent skills) to accelerate engineering velocity.Simplify complex real-world constraints into clean abstractions through intuitive APIs, enforceable contracts, and safe defaults.Ideal Candidate ProfileStrong fundamentals in iOS engineering (Swift, concurrency, networking, Xcode ecosystem, familiarity with UIKit/SwiftUI) and an understanding of contemporary features and best practices.A penchant for tackling platform challenges: frameworks, architecture, performance, and tools that empower and accelerate other engineers.Demonstrated ownership: proactively identifying risks and opportunities, driving projects to completion, and adapting quickly.A strong focus on measurement: able to instrument, define metrics, conduct experiments, and iterate based on data-driven insights.

Mar 1, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

About the TeamAt ChatGPT, we are at the forefront of innovation, continuously enhancing our system with new capabilities and adapting to ever-evolving user needs. To sustain our rapid pace of development, we require a robust infrastructure capable of managing real-world production challenges, such as high concurrency and unpredictable traffic patterns.The mission of the ChatGPT Infrastructure team is to design and maintain the foundational platforms that facilitate swift iterations without compromising on performance or reliability. We create the shared systems, data pathways, rollout procedures, and reliability measures that enable teams to deploy changes to ChatGPT efficiently and at scale.Our focus is on high-impact infrastructure: we develop fundamental systems and streamlined processes that leverage hard-earned operational insights, ensuring that engineers do not have to repeatedly navigate similar challenges and pitfalls as they innovate.About the RoleWe are seeking experienced Senior and Staff Software Engineers to architect and construct the underlying infrastructure that supports ChatGPT, amplifying the productivity of teams working on user experience.This role transcends mere maintenance; it is about building platforms: you will define interfaces, develop essential abstractions, and create tools that promote safe and rapid iterations. Your contributions will lead to reduced friction, fewer regressions, enhanced performance, and systems that scale seamlessly as our product grows.Where You Can Make a DifferenceAs part of our team, you may engage with one or more of the following areas:Platform Foundations & Frameworks: Craft core libraries, service frameworks, and shared components that standardize system development and integration.Scalability & Performance Primitives: Develop patterns and infrastructure aimed at minimizing latency, boosting throughput, and maintaining cost efficiency as demand increases.Reliability Guardrails: Implement design mechanisms to prevent outages, including rate limiting, load shedding, and safe fallbacks.Developer Productivity via Golden Paths: Establish streamlined workflows that make common processes fast, safe, and user-friendly.Observability & Debugging Systems: Create instrumentation and metrics models to enhance debugging capabilities.

Feb 23, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

Join Our Innovative TeamThe ChatGPT team at OpenAI is at the forefront of our mission to innovate across core domains, including Growth, Personalization, and Search Infrastructure. We are expanding our talented teams to create cutting-edge experiences, tools, and systems that enhance ChatGPT's functionality across all user platforms.Your Role as an Android EngineerWe are seeking a skilled Android Software Engineer to take the lead in developing exciting new features for the ChatGPT Android application.Key Responsibilities:Craft and implement innovative features and functionalities for the ChatGPT Android app.Set and uphold rigorous engineering standards focusing on performance, reliability, and code quality.Collaborate with cross-functional teams to design user-centric experiences.Influence technical decisions and establish a robust long-term architecture for mobile platforms.Provide mentorship and guidance to peers through code reviews and shared ownership.Ideal Candidate Attributes:Proficient in Android development using Kotlin/Java, modern architectural patterns, and Jetpack.A passion for enhancing mobile UX and optimizing system performance.Thrives in dynamic, collaborative environments.We are open to candidates in San Francisco, New York, and Seattle.About OpenAIOpenAI is a pioneering AI research and deployment organization dedicated to ensuring that general-purpose artificial intelligence serves the interests of humanity. We actively push the boundaries of AI capabilities while prioritizing safety and human-centric design in all our products. Our commitment to inclusivity drives our mission to incorporate diverse perspectives, experiences, and voices, reflecting the full spectrum of humanity.We are proud to be an equal opportunity employer, embracing diversity and ensuring that all individuals are treated fairly, regardless of race, religion, gender, or any other protected characteristic.

Feb 3, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

Join Our Dynamic TeamAt OpenAI, the ChatGPT division is at the forefront of redefining how individuals interact with advanced AI technologies. Our team is expanding across various domains, including Growth, Ecosystems, Personalization, and Search Infrastructure, all dedicated to crafting the next era of AI-enhanced products and platforms.Role OverviewWe are looking for a talented iOS Software Engineer to develop and enhance the ChatGPT iOS application. In this pivotal role, you will:Design and implement innovative iOS features that push the limits of AI-powered mobile applications.Enhance app performance, architecture, testing coverage, development tools, and overall reliability.Work collaboratively with Product, Design, Research, and Engineering teams to elevate user satisfaction.Take ownership of components from conception to deployment — including design, implementation, testing, and iterative improvements.Integrate seamlessly with backend and AI systems to create exceptional mobile experiences.Your ProfileExtensive experience in iOS development (Swift/Objective-C), with proficiency in frameworks like UIKit/SwiftUI, Core Data, and performance optimization.A passion for crafting intuitive, high-performance, and engaging mobile experiences.Enjoy working in cross-functional teams and thrive in a fast-paced, iterative environment.We welcome applicants in San Francisco, New York, and Seattle.About OpenAIOpenAI is a pioneering AI research and deployment organization committed to ensuring that general-purpose artificial intelligence serves the interests of humanity. We strive to develop AI systems that are safe, effective, and beneficial, while embracing diverse perspectives from across the globe. Our mission is to harness the transformative power of AI while prioritizing safety and human-centric values.As an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees.

Feb 3, 2026
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companyOpenAI logo
Full-time|Hybrid|San Francisco

Join Our Innovative TeamAt OpenAI, we are on a mission to revolutionize mobile technology. Our team is responsible for developing a robust Kotlin-based platform that powers ChatGPT, Sora, and other rapidly advancing Android applications. Android is a crucial platform for ChatGPT, and we are dedicated to enabling teams to iterate swiftly while maintaining exceptional performance and reliability.About This PositionWe are seeking experienced Staff+ Android Engineers with diverse backgrounds in the Android ecosystem, particularly those specializing in performance optimization, continuous integration (CI), and enhancing AI developer productivity. Whether your expertise lies in UI frameworks, automated testing, or other areas, your contributions will lead to reduced friction, lower complexity, fewer regressions, and enhanced performance.If you are passionate about transforming Android development in the age of advanced AI tools, we want to hear from you.We are hiring in San Francisco, New York, and Seattle, with consideration for remote candidates.Your Responsibilities:Develop and enhance core Kotlin frameworks utilized across various applications and platforms (including caching, state management, observability, navigation, and component systems).Optimize application performance (startup time, responsiveness, memory usage, battery life) through profiling, monitoring, and architectural enhancements.Boost reliability by minimizing crashes, refining error handling, and improving the release process.Work closely with product engineering teams to understand and address pain points and emerging infrastructure requirements.Create internal tools and automation (CI, testing frameworks, Codex agent skills, etc.) to enhance engineering efficiency.Simplify real-world constraints into user-friendly abstractions: intuitive APIs, enforceable contracts, and safe defaults.You Will Excel If You:Possess strong expertise in Android development (Kotlin, modern architectural patterns, Jetpack).Thrive on tackling platform challenges: frameworks, architecture, performance, or developing tools that empower fellow engineers.Take initiative by identifying risks and opportunities, driving projects to completion, and adapting swiftly to changes.Value measurement: implement instrumentation, define metrics, conduct experiments, and iterate based on data.

Mar 1, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

Role Overview OpenAI is hiring a ChatGPT Performance Engineer in San Francisco. This role focuses on improving the performance and efficiency of ChatGPT’s advanced AI models. The position works closely with cross-functional teams to identify and implement solutions that make ChatGPT faster and more reliable for users around the world. What You Will Do Optimize the speed, reliability, and scalability of ChatGPT’s platforms. Collaborate with engineers and other teams to solve technical challenges. Develop and refine systems to support a seamless user experience globally. Impact This work directly shapes the future of AI at OpenAI, helping deliver a dependable and efficient ChatGPT experience to millions of users.

Apr 15, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

Join Our Innovative TeamAt ChatGPT Engineering, we are dedicated to crafting the user interfaces that millions rely on daily. Our mission is to enhance AI capabilities through seamless, polished, and trustworthy experiences for our users. As a Frontend Engineer, you will play a pivotal role, collaborating with design, product, research, and backend teams to deliver intuitive and reliable features that scale globally.Our diverse teams focus on areas such as Growth, Ecosystems, Personalization, Search & Knowledge Experiences, and Platform UI. Together, we build foundational UI and product experiences that empower users to discover, trust, and gain value from ChatGPT.Your RoleWe are seeking talented Frontend Engineers to create cutting-edge product experiences for ChatGPT. You will focus on impactful user flows, UI architecture, and performance, delivering features that transform advanced AI into a simple, responsive, and delightful experience for users.Key ResponsibilitiesDesign and implement high-quality product experiences across web platforms.Collaborate with design and product teams to turn innovative ideas into stunning, accessible UIs.Lead frontend architecture decisions, including component systems, state management, routing, and client-side performance optimizations.Enhance reliability and quality through effective testing, monitoring, and tooling.Work closely with backend and data teams to integrate APIs and deliver comprehensive end-to-end features.Contribute to the long-term technical vision and participate in design and architecture reviews.Who You ArePossess strong frontend development skills using modern web frameworks (e.g., React, TypeScript) and have experience building scalable production UIs.Exhibit a passion for performance, accessibility, and craftsmanship, paying attention to detail while maintaining speed.Enjoy collaborating across the tech stack and working closely with design and product teams.Thrive in fast-paced environments and embrace ambiguity, all while upholding high quality standards.LocationWe welcome applicants from San Francisco, New York, and Seattle.About OpenAIOpenAI is at the forefront of AI research and deployment, committed to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the limits of AI capabilities, striving for innovations that improve lives globally.

Feb 3, 2026
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companyOpenAI, LP logo
Full-time|On-site|San Francisco

About Our Dynamic TeamJoin the Growth team at OpenAI, where we are dedicated to amplifying the reach and impact of our innovative AI products, including ChatGPT. Our mission is to optimize user acquisition, subscriptions, and engagement, ensuring millions of users experience lasting value from our offerings.In this role, you will collaborate cross-functionally with Product, Data Science, Design, and Marketing teams to develop growth-oriented features, enhance conversion funnels, personalize user experiences, and drive significant business outcomes. Through data analysis, experimentation, and AI-powered insights, we strive to create engaging and scalable user journeys.Key Responsibilities:Lead and grow a high-impact engineering team focused on initiatives that drive growth.Boost user growth and subscriptions by enhancing sign-up processes, onboarding experiences, and subscription models.Enhance user retention and engagement through the development of features that improve user experience and personalization.Conduct data-driven experiments (A/B testing, pricing strategies, referral programs) to refine key growth metrics.Work collaboratively with Product, Marketing, Design, and Data Science teams to align on growth strategies.Utilize AI insights to craft personalized user experiences that enhance conversion rates and lifetime value.Ensure engineering solutions are scalable and performant to support growth initiatives.

Mar 19, 2026
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companySpeak logo
Full-time|On-site|San Francisco

Join Our Team as an iOS EngineerAt Speak, we are on a mission to transform language learning for everyone.Language learning can significantly enhance lives by connecting individuals to new cultures, career opportunities, and communities. With over two billion people globally striving to learn a language, the traditional approach of one-on-one tutoring remains challenging to access at scale and has seen little innovation in recent years. Speak aims to change this by developing a human-level, AI-driven tutor that fits in your pocket—a conversation-first platform that empowers learners to engage in dialogue, receive real-time feedback, and progress through meticulously crafted lessons. Our goal is to provide a complete journey from novice to confident speaker in multiple languages.Launched in South Korea in 2019, Speak has quickly established itself as the leading language learning app, now catering to learners across various markets and offering support for over 15 languages. As a premier AI company, we have secured over $150 million in venture funding from notable investors, including OpenAI, Accel, Founders Fund, and Khosla Ventures. Our diverse team is spread across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About the RoleAs a Mobile iOS Engineer on Speak’s engineering team, you'll play a pivotal role in enhancing our content delivery, conducting A/B testing on monetization features, and facilitating the launch of new markets and languages. You'll work closely with backend engineers, as well as our Product and Design partners, and be responsible for deploying product features to millions of users.Your ResponsibilitiesEnhance the “freemium” experience to boost user conversions.Assist in the launch of new markets and languages.Implement various paywall tests, including pricing strategies, design modifications, delayed paywalls, and special offers.Refine our speech-to-text capabilities.Enhance our audio and video streaming functionalities.Your Qualifications3+ years of experience in mobile engineering, ideally within a dynamic startup environment.Proficiency in Swift, with a solid grasp of mobile architectures such as MVC and MVVM.Bonus: Experience with SwiftUI and mobile streaming technologies.

Nov 15, 2025
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companyOpenAI logo
Full-time|Hybrid|San Francisco

About Our TeamThe Technical Success team at OpenAI is pivotal in ensuring the seamless and secure deployment of ChatGPT and OpenAI API applications for both developers and enterprises. Acting as trusted advisors, we empower our customers to maximize the value derived from our innovative models and products.Within this team, the AI Deployment Engineering group is dedicated to supporting high-impact and strategic partners. We engage collaboratively to overcome technical challenges, provide in-depth expertise, and co-create groundbreaking ecosystem experiences that showcase the enhanced benefits of partnering with OpenAI.About the RoleWe are seeking an AI Deployment Engineer to play a crucial role in shaping the future of OpenAI’s partner ecosystem within the ChatGPT domain across various applications and commerce. As the primary technical resource for our strategic partners, you will lead solution design efforts and co-develop innovative experiences that fully leverage our platform's capabilities.You will provide expert technical guidance while collaborating with our Partnerships, Product, Engineering, and Go-To-Market teams, reporting directly to the Technical Success department.This position is based in our San Francisco or New York City office, utilizing a hybrid work model of three days in-office each week, with relocation assistance available for new hires.Key Responsibilities:Deliver outstanding partner experiences by providing technical expertise, scoping use cases, and aiding in the development of applications within ChatGPT and commerce checkout processes alongside technical stakeholders and strategic partners.Collaborate with our Partnerships team to design and support ecosystem integrations, ensuring technical feasibility and impactful launches.Advise partners on best practices for utilizing the OpenAI API and ChatGPT to develop secure, scalable, and unique experiences.Act as the initial point of contact for inquiries related to design, security, compliance, and architecture, escalating complex requirements to internal experts when necessary.Develop and sustain documentation, implementation guides, and FAQs addressing common partner requirements and technical hurdles.Collect partner feedback to represent the ecosystem's voice within internal teams, influencing product roadmaps and future partner initiatives.

Oct 14, 2025
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companyVibecode logo
Full-time|$150K/yr - $300K/yr|On-site|San Francisco

About VibecodeAt Vibecode, we're revolutionizing the way software is created. Our innovative platform empowers anyone to express their ideas and instantly transform them into functional applications—no coding expertise required.We are tackling a critical challenge in computing: closing the gap between human intent and software execution. This mission demands groundbreaking advancements in artificial intelligence, code generation, and user experience.We have successfully secured substantial seed funding from a prestigious group of investors, including Alexis Ohanian (776), Arielle Zuckerberg and Cyan Banister (Long Journey), Ali Partovi and Suzanne Xie (Neo), and numerous distinguished angel investors from leading organizations such as Google, Expo, and OpenAI.About the RoleAre you ready to lead the charge in creating user-friendly consumer AI solutions? This is your opportunity!We are seeking a talented iOS Engineer to develop a mobile experience that makes software creation feel like magic. You will design and implement high-quality animations and interactions that ensure

Jun 21, 2025
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companyAbby Care logo
Full-time|$160K/yr - $220K/yr|On-site|San Francisco

About Abby CareAt Abby Care, we are dedicated to revolutionizing family caregiving in America. Our mission tackles one of the most pressing challenges faced by over 50 million unpaid family caregivers: providing them with the training and employment they deserve for the vital care they offer at home.We are creating a powerful, tech-driven family care platform that enhances the caregiving experience, improves health outcomes, and delivers exceptional support nationwide.As we expand our mission, we are seeking passionate individuals to join our team. Our partnerships with leading healthcare providers, insurance plans, and community organizations, along with the backing of top-tier, mission-focused venture capitalists, empower families across the country. You will become part of a talented team with expertise from renowned companies such as Uber, Scale AI, DoorDash, Dropbox, and Meta.The RoleWe are in search of a motivated and skilled Senior Software Engineer, Mobile (iOS & Android) to join our team. You will report directly to the VP, Head of Engineering. This is a full-time role based in San Francisco, CA (4 days in-person).In this position, you will be at the forefront of transforming family caregiving through innovative, AI-driven mobile solutions. You will lead the development of our mobile applications, ensuring they are user-friendly, intuitive, and robust for family caregivers. Recognizing that our users may not be tech-savvy and may utilize the app in various environments with inconsistent connectivity, you will create solutions that function seamlessly in real-world conditions, establish a comprehensive testing framework, and implement reliable updates that families can depend on daily.Key Responsibilities:Oversee the entire mobile app development lifecycle. You will take ownership from initial concept through to delivery, including technical design, core feature implementation, performance optimization, and oversight of release cycles for both iOS and Android platforms.Create an intuitive and resilient caregiver-focused experience. You will develop user flows that are straightforward, guided, and forgiving, tailored for non-technical users, ensuring the app remains functional in low-connectivity situations.

Feb 5, 2026
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companyOpenAI logo
Full-time|Hybrid|San Francisco

Join Our Innovative TeamThe ChatGPT Ecosystem team plays a pivotal role in our mission to transform ChatGPT into a comprehensive super-assistant. Our ambition is to develop a platform that empowers both developers and end-users to enhance ChatGPT's capabilities, making it significantly more effective for a variety of real-world applications.We are constructing the groundwork for a vibrant ecosystem of applications, integrations, and tools that will expand the functionalities of ChatGPT. This team operates at the intersection of product engineering, platform design, and developer experience, collaborating closely with product management, research, security, and trust & safety teams to enable a global community of developers to innovate on top of ChatGPT.Your Role as a Full Stack EngineerIn the role of Full Stack Engineer on the ChatGPT Ecosystem team, you will contribute to the design and development of the platform that underpins ChatGPT Apps and developer integrations.Your responsibilities will span the entire stack—from user-friendly developer interfaces to robust backend systems—shipping features that simplify the process for developers to create, deploy, and scale applications within ChatGPT. You will collaborate closely with product managers, researchers, and other cross-functional partners to translate evolving model capabilities into effective, developer-friendly tools.We seek engineers who are passionate about building platforms, prioritize developer experience, and are eager to shape the foundational elements of a new application ecosystem.This position is based in San Francisco or New York City, operating under a hybrid work model with three days in the office weekly. Relocation assistance is available for new hires.Key ResponsibilitiesDevelop comprehensive platform features that support the ChatGPT Apps SDK and the broader developer ecosystem.Design and implement APIs, services, and interfaces enabling developers to create and integrate applications within ChatGPT.Enhance developer workflows, tooling, and documentation to ensure building on ChatGPT is intuitive and scalable.Collaborate with Product, Security, Trust & Safety, and Research teams to deliver high-quality, safe, and reliable platform capabilities.Iterate rapidly based on feedback from developers to continually enhance the platform and ecosystem experience.Contribute to defining the technical direction and architecture of the ChatGPT Ecosystem as it scales.Qualifications for SuccessA passion for building high-quality product and platform experiences.Strong experience in full-stack development with a focus on both frontend and backend technologies.Ability to collaborate effectively with cross-functional teams.A proactive approach to seeking feedback and iterating on product features.Commitment to enhancing developer experience and building intuitive tools.

Apr 10, 2026
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companyOpenAI logo
Full-time|On-site|San Francisco

About Our TeamThe ChatGPT team is at the forefront of innovation, blending research, engineering, product design, and user experience to extend OpenAI’s groundbreaking technology to users worldwide.As part of the Growth Partnerships team, our mission is to broaden reach, discover new channels for user acquisition, and create impactful integrations that bring ChatGPT to users wherever they are. We collaborate closely with external partners and internal teams to craft product experiences, APIs, and growth strategies that promote adoption while ensuring trust and safety are paramount.Our work is interdisciplinary, combining product development, engineering excellence, and business acumen to turn partnerships into sustainable growth engines for ChatGPT.About the RoleWe are in search of a skilled Full Stack Engineer to join our ChatGPT Growth Partnerships team. This role is pivotal in establishing the technical infrastructure that supports partner-driven growth. You will be responsible for developing comprehensive product experiences that encompass frontend applications, backend services, APIs, experimentation, and data analytics, all aimed at facilitating seamless integrations, onboarding, user activation, and monetization through our partners.This high-impact position is perfect for engineers who excel in dynamic, fast-paced environments, can take projects from conception to deployment, make informed product and technical decisions, and deliver results swiftly while adhering to high engineering standards.Key ResponsibilitiesDesign and implement full-stack product experiences that support partner integrations, onboarding processes, activation pathways, and growth opportunities.Create and maintain backend services and APIs to ensure scalable and secure partner interactions.Collaborate with product managers, partnership leads, designers, data scientists, and researchers to translate strategic objectives into tangible products.Lead experimentation initiatives, including A/B testing and metrics development, to analyze factors that drive user adoption, retention, and value through partnerships.Identify key leverage points where small technical enhancements can create significant growth opportunities.Establish best practices for building scalable and partner-friendly systems.Foster a culture of ownership, transparency, inclusivity, and constructive dialogue within the engineering team.You Will Excel in This Role If YouHave a proven track record of delivering full-stack features that drive user acquisition, activation, or monetization.Thrive in a collaborative environment where innovative ideas are welcomed and encouraged.Possess a knack for problem-solving and a passion for creating impactful user experiences.

Feb 9, 2026
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companySesame logo
Full-Time|On-site|San Francisco

About SesameAt Sesame, we envision a future where technology emulates lifelike interaction—machines that can see, hear, and engage with us in ways that feel natural and human. We are innovating a new category of consumer products that integrate voice agents seamlessly into everyday life. Our dynamic team comprises founders from Oculus and Ubiquity6, along with seasoned veterans from Meta, Google, and Apple, all possessing extensive expertise in both hardware and software. Join us in crafting a transformative future where computers truly come alive.Key Responsibilities:Develop Sesame’s proprietary companion app—an essential building block for a groundbreaking consumer product category—while upholding a commitment to excellence and craftsmanship.Collaborate with cross-functional teams in engineering, design, and product management to deliver complex projects that provide exceptional experiences for users.Contribute to the growth of the iOS team at Sesame by championing best practices and cutting-edge iOS app design techniques.Partner with engineers across iOS, Android, and web platforms to strategize the future of mobile and web solutions for Sesame.Essential Qualifications:Deeply intuitive understanding of iOS app aesthetics and design principles.Demonstrated experience in creating delightful, design-centric applications throughout your career.Proven track record as a technical leader, having taken ownership of launching apps or significant features into production multiple times.A strong passion for delivering outstanding products, driven by a desire to understand user needs and find innovative ways to exceed their expectations.Enthusiastic about the intricate engineering processes involved in crafting fast, user-friendly, and revolutionary iOS interfaces.Expertise in minimizing latency in complex iOS applications; adept at overcoming challenges related to networking, architecture, and SDK limitations to enhance interaction speed.Current knowledge of iOS UI/UX design trends; actively engaged in the Apple release cycle and constantly considering how new features can elevate user experience.Extensive hands-on experience with the iOS app development lifecycle, including build processes, testing strategies, and contemporary UI architecture patterns.Preferred Qualifications:Experience with SwiftUI or Combine frameworks.Familiarity with Agile methodologies and project management tools.

Jun 16, 2025
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companyGusto logo
Full-time|$197K/yr - $235K/yr|On-site|San Francisco, CA;New York, NY;Toronto, Ontario, CAN

About GustoAt Gusto, we are dedicated to empowering the small business economy. Our services simplify complex tasks like payroll, health insurance, 401(k)s, and HR, allowing business owners to concentrate on their passion and customers. With teams in Denver, San Francisco, and New York, we proudly support over 400,000 small businesses nationwide, committed to creating a workplace that reflects and honors the customers we serve. Discover more about our Total Rewards philosophy.About the Role:We are seeking passionate Mobile iOS Engineers who are eager to craft exceptional user experiences. In this role, you will develop features that are not only functional but also intuitive and delightful for our users. You will take charge of scaling our shared services while staying current with the latest iOS advancements. Collaborating with teams from Product Management, Identity, Security, System Design, and Infrastructure, you will build solutions that make a significant impact. If you are enthusiastic about creating elegant, scalable applications and want to be part of a supportive, innovative mobile team, we would love to connect with you!About the Team:At Gusto, we are at a transformative stage with over 1M+ monthly active users and the recent launch of our employer experiences on mobile. Our mission is to address the real challenges faced by small business owners and their employees, with mobile technology being crucial for delivering effective solutions. As a member of our mobile team, you will be at the forefront of this change, collaborating with talented engineers and designers passionate about providing a seamless mobile experience. Together, we aim to empower small business owners and their teams to succeed. If you are ready to make a difference in the mobile landscape at Gusto, we want you on our team!Here’s what you’ll do day-to-day:Architect, build, test, and enhance Gusto’s native iOS app, along with supporting mobile web views that elevate user experience.Develop, iterate, and refine product features that integrate core business functions, work tools, value-added services, and financial products.Collaborate closely with our product management, design, and partner teams...

Feb 24, 2026
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companyAir Apps logo
Full-time|On-site|San Francisco

Join Our Innovative Team at Air AppsAt Air Apps, we're driven by a vision to think expansively and act swiftly. Founded by a family in 2018 in Lisbon, Portugal, we are on a mission to revolutionize personal and entrepreneurial planning with our cutting-edge AI-powered Personal & Entrepreneurial Resource Planner (PRP). With an impressive milestone of over 100 million downloads globally, our offices in both Lisbon and San Francisco are bustling with creativity and ambition.Our commitment to innovation propels us to challenge conventional boundaries daily, using AI-driven solutions to make a significant impact on how individuals plan, work, and live. Here, you will harness your creativity to develop products that empower people worldwide.Embark on this journey with us to redefine resource management and improve lives along the way.The OpportunityAs a Senior iOS Engineer, you will be pivotal in creating and enhancing our suite of iOS applications, focusing on performance, scalability, and delivering a flawless user experience. You will collaborate closely with designers, product managers, and fellow developers to implement new features and continuously refine our applications. Your strong expertise in Swift and iOS development principles will be essential in fostering innovation and securing our status as a leader in the App Store.This posting aims to expand our talent pool as we prepare for the official job launch. We will reach out to you once the position is live.

Feb 25, 2025
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company
Full-time|On-site|South Park, SF

About UsAt XOXO, we are a pioneering research lab dedicated to creating the intelligence interface for daily living. Our covert team of expert engineers, designers, and researchers is focused on uncovering innovative solutions to unique challenges that affect life beyond the workplace.With our recent advancements in infrastructure, architecture, and model layers, we are seeking passionate builders to craft the interface and application layers that will actualize our ambitious vision.About the RoleWe are in search of a skilled iOS engineer to develop XOXO's consumer application, featuring a revolutionary interface for intelligence. This role is ideal for an exceptional engineer who can take ownership of the entire mobile experience—from architecture to performance, refinement, and a visually engaging design system that ensures intentionality in every interaction.Your background is less important than your motivation: you possess a strong sense of ownership, operate swiftly without compromising quality, and are eager to create a mobile product that redefines craftsmanship and performance standards.What You’ll DoDesign and launch the initial iterations of our React Native application, transitioning it from prototype to production.Convert a highly visual design system into reusable components, animations, and interaction patterns with smooth performance.Develop new product features that seamlessly integrate modern AI/ML capabilities within the mobile context.Enhance app performance metrics, focusing on rendering, startup time, memory usage, battery consumption, networking, and user-perceived speed.Establish high standards for mobile engineering quality (testing, instrumentation, release discipline) and collaborate closely across the tech stack to deliver comprehensive solutions.Skills & QualificationsMinimum qualifications:A minimum of 3 years of experience in shipping production mobile applications with an unwavering commitment to quality.Extensive knowledge of React Native and Swift, accompanied by a strong understanding of architecture and long-term maintainability.Proven ability to transform a highly visual design system into a fast, pixel-perfect user interface (UI), incorporating components, interaction patterns, and accessibility features.A track record of developing mobile applications that feel instantaneous under real-world constraints (startup time, rendering, memory, battery, networking) and knowing diagnostic techniques for performance issues.

Dec 22, 2025
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companyOpenAI logo
Full-time|On-site|San Francisco

About the TeamAt OpenAI, our mission is to harness the power of general-purpose artificial intelligence to benefit humanity as a whole. The ChatGPT team is dedicated to integrating our cutting-edge technology into the lives of users worldwide. We cater to a broad spectrum of individuals who rely on ChatGPT daily, whether in personal or professional contexts.We are committed to learning from our deployments and ensuring the responsible and safe use of AI technologies. Safety takes precedence over unregulated expansion.As a Product Designer, your role will be pivotal in crafting intuitive and accessible technology to fulfill our mission. We are looking for an innovative designer to develop user-friendly, aesthetically pleasing products that challenge the norms of design. Joining us at this formative stage means you will play a significant role in shaping our product vision and design ethos.About the RoleIn this position, you will collaborate with a dynamic team of product designers and cross-functional partners to create exceptional product experiences that address current and future user needs. You will oversee the comprehensive design process for new features and enhancements across a variety of OpenAI's consumer and business products. Your contributions will help guide our evolution as we advance our technology, products, and design philosophies.This position is located at our San Francisco headquarters. We provide relocation assistance for new hires.Key ResponsibilitiesInfluence the overall design and product strategy for OpenAI offerings.Design and launch high-quality products and enhancements, from initial concepts to polished prototypes and visuals.Collaborate closely with engineering, product management, AI researchers, and fellow designers to shape both long-term strategies and immediate initiatives.Conduct user research to deepen our understanding of user needs and refine our offerings.Contribute to the development and enhancement of our design system.Help cultivate a strong design culture and expand our team.Ideal Candidate Profile4+ years of experience delivering large-scale software products.A portfolio that demonstrates exceptional UX, UI, and interaction design capabilities, with a commitment to quality and craftsmanship.A passion for solving complex interaction design challenges.Strong communication and collaboration skills suited for a team environment.

Feb 26, 2025
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companyFortune Brands Innovations, Inc. logo
iOS Mobile Application Developer

Fortune Brands Innovations, Inc.

Full-time|On-site|San Francisco

Fortune Brands Innovations, Inc. seeks an iOS Mobile Application Developer based in San Francisco. This position centers on designing and building mobile apps for iOS devices, with a strong emphasis on user experience and technical quality. Collaboration with colleagues from various teams is a key part of the role, as is adopting new technologies to enhance product offerings. Key Responsibilities Design and develop applications for iOS platforms Collaborate with cross-functional teams to deliver intuitive and dependable user experiences Incorporate new technologies to strengthen mobile products Maintain high standards throughout the development process Team Culture The team values open collaboration and ongoing improvement. Each member contributes to shaping products that reach a broad audience.

Apr 22, 2026

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