About UsXOXO is an innovative research lab dedicated to crafting intelligent interfaces that enhance everyday life. Our stealth team, composed of passionate engineers, designers, and researchers, is focused on solving unique challenges that go beyond the workplace.With recent advancements in infrastructure, architecture, and model layers, we are actively seeking skilled builders to create the application layer that will actualize our visionary concepts.About the RoleWe are on the lookout for a proficient iOS engineer to lead the development of XOXO’s consumer app, featuring a pioneering interface for intelligence. This position calls for a robust engineer capable of managing the entire mobile surface area, from architecture and performance to refining a visually appealing design system that ensures intentional user interactions.A specific background is not mandatory; what truly matters is your passion for ownership: you take charge, work swiftly without compromising quality, and aspire to create a mobile product that redefines craftsmanship and performance standards.What You’ll DoDesign and launch the initial versions of our React Native app, transitioning it from concept to production.Convert a visually rich design system into reusable components, motions, and interaction patterns with seamless performance.Develop new product interfaces that seamlessly integrate modern AI/ML capabilities in a mobile-friendly manner.Enhance app performance, focusing on rendering, startup, memory consumption, battery usage, and perceived speed.Establish high standards for mobile engineering quality (including testing, monitoring, and release management) while collaborating with various teams to ensure successful delivery.

About UsXOXO AI is an innovative research laboratory dedicated to shaping the future of intelligence for everyday life. Our dynamic team of skilled engineers, designers, and researchers is committed to discovering transformative solutions for challenges that extend beyond the workplace.Following a significant breakthrough in infrastructure, architecture, and model layers, we are on the lookout for dedicated builders to develop the interface and application layer that will actualize our visionary goals.About the RoleWe are seeking a seasoned Security Engineer to safeguard our systems and uphold user trust. Your role will involve fortifying our cloud infrastructure, enforcing access restrictions, and establishing tools and response mechanisms that ensure security as we scale. Collaborating with the founders and our engineering team, you will embed security as a fundamental principle in our development processes.What You’ll DoCollaborate with engineering, product, and research teams to integrate security throughout the development lifecycle, including threat modeling, design reviews, and secure defaults.Strengthen cloud infrastructure and enforce network topology standards such as subnets, firewalls, routing, and organizational security policies.Implement isolation and segmentation strategies to limit potential damage and prevent lateral movement.Develop and maintain security tools and automation for engineers, including CI/CD checks, scanning, and guardrails, driving findings to remediation.Enhance observability, detection, and incident response for security-related events such as intrusions, abuse patterns, DDoS attacks, and bots, ensuring rapid containment.Design and manage identity and access management systems for both users and services, alongside third-party integration controls, prioritizing private connectivity and the principle of least privilege.

About UsAt XOXO AI, we are at the forefront of innovation, creating intelligent interfaces that enhance everyday life. Our team, comprised of dedicated engineers, designers, and researchers, is committed to solving unique challenges that extend beyond the workplace.With recent advancements in infrastructure, architecture, and machine learning models, we are expanding our team to include skilled builders who will help bring our vision to fruition through the development of our application layer.About the RoleWe are seeking a highly skilled Android engineer to spearhead the development of XOXO's consumer application, which features a revolutionary interface for intelligence. This position is tailored for a proactive engineer who will manage the entire mobile ecosystem, focusing on architecture, performance, refinement, and a visually captivating design system that ensures intentional user interactions.Your background is less important than your passion and drive: a commitment to high ownership, an ability to work swiftly without compromising quality, and a desire to create a mobile product that redefines excellence in craftsmanship and performance.What You’ll DoDesign and launch initial versions of our React Native application, advancing it from prototype to production.Convert a sophisticated visual design system into reusable components, animations, and interaction patterns, ensuring seamless performance.Develop new product interfaces that integrate cutting-edge AI/ML capabilities in a manner that feels intuitive on mobile devices.Enhance application performance across various dimensions: rendering, start-up speed, memory usage, battery consumption, networking, and user-perceived speed.Establish high standards for mobile engineering quality, including testing, instrumentation, and release management, collaborating closely across the tech stack to deliver end-to-end solutions.

About VSCO VSCO (pronounced vis–co) is a vibrant platform designed to provide photographers with the essential tools, community, and visibility they need to flourish both creatively and professionally. Our commitment lies in nurturing a genuine creative atmosphere that caters to photographers of all skill levels, ensuring a sanctuary for creativity, inspiration, and collaboration. Our mission is to support photographers in their journey, equipping them to connect with fellow creatives and businesses through our comprehensive suite of innovative tools spanning mobile and desktop platforms across our global community. We seek individuals who are motivated and proactive in elevating our company mission. At VSCO, you will have the chance to make a significant impact, as we believe that collective building leads to stronger outcomes. Our core values are foundational to our team culture and influence our hiring practices. Discover what you can expect when joining VSCO on our Careers Page. About The Role If you are passionate about iOS development and eager to be part of a dynamic team of creators, we encourage you to apply for this role and help us empower creators globally. At VSCO, you will collaborate with talented individuals who share your enthusiasm for innovation and creativity. We are developing a comprehensive ecosystem of tools for photographers, enhancing our existing offerings while creating new products and services. This pivotal role will allow you to define and advance our vision, significantly influencing how our users create, connect, and monetize their work. Join us in shaping the future of mobile technology and making a meaningful contribution to the global creative community. As a Staff Engineer, you will primarily function as a technologist, engaging in coding, tackling complex challenges, and staying abreast of emerging technologies. Your influence will extend beyond individual contributions as you serve as a technical leader, guiding the team through intricate issues, advocating for best practices, and anticipating future needs to keep the team ahead of the curve. You will focus on scalability, long-term maintainability, and future enhancements, while also mentoring fellow engineers, raising the quality bar, and facilitating success for others.

About UsXOXO AI is an innovative research laboratory focused on creating intelligent interfaces for everyday life. Our team is composed of passionate engineers, designers, and researchers dedicated to solving unique challenges that affect our lives beyond the workplace.Having achieved significant advancements in our infrastructure, architecture, and model layers, we are now seeking talented builders to help us develop the interface and application layer that will bring our visionary concepts to fruition.About the RoleWe are in search of a skilled Backend Engineer to design, construct, and maintain high-quality production backend systems. This position is ideal for individuals who possess a strong command of cloud infrastructure, distributed systems, monitoring, and data persistence, with a keen emphasis on testing and stability.You will be responsible for overseeing backend projects from initial concept through to production launch, ensuring performance, reliability, infrastructure efficiency, and security are prioritized throughout the development process.What You’ll DoDevelop and manage backend services and distributed systems in a production environment using AWS or GCP.Design data storage and retrieval solutions utilizing a combination of vector, OLAP, SQL, NoSQL, caching, and search systems.Establish and maintain observability practices including monitoring, logging, tracing, and alerting to ensure system health and performance.Create and implement comprehensive testing frameworks that account for deployment and runtime failure scenarios.Take full ownership of backend projects, focusing on complex feature development, CI/CD, Terraform, stability, and security.

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.

About UsAt XOXO, we are a pioneering research lab reshaping the interface of intelligence for daily life. Our stealth team, comprised of exceptional engineers, designers, and researchers, is dedicated to uncovering innovative solutions to challenges that arise beyond the workplace.Following our recent advancements in infrastructure, architecture, and model layers, we are in search of talented builders to create the interface and application layers that will realize our vision.About the RoleWe are seeking a skilled Security Engineer to safeguard our systems and uphold user trust. In this role, you will fortify our cloud infrastructure, establish robust access controls, and create the tools and response mechanisms necessary to ensure safety as we grow. You will collaborate closely with our founders and engineering team to embed security as a fundamental principle in our development processes.What You’ll DoCollaborate with cross-functional teams including engineering, product, and research to integrate security throughout the development lifecycle (e.g., threat modeling, design reviews, and establishing secure defaults).Enhance cloud infrastructure security and enforce network topology standards, including subnets, firewalls, routing, and organizational security policies.Develop isolation and segmentation strategies to minimize blast radius and prevent lateral movement within the network.Create and maintain security tools and automation for engineering teams (such as CI/CD checks, scanning, and guardrails) while driving remediation of security findings.Enhance observability, detection, and incident response for security-related events (like intrusions, abuse patterns, DDoS attacks, and bot activity), including rapid containment measures.Design and oversee identity and access management strategies for both users and services, as well as third-party integration controls, with a focus on private connectivity and the principle of least privilege.Skills & QualificationsMinimum qualifications include:Proven experience in deploying security or infrastructure systems from design through to production, achieving measurable enhancements in risk management, reliability, or incident response outcomes.In-depth knowledge of cloud security practices, including configuration baselines, network topology (subnets/firewalls), and policy enforcement.Strong software engineering background with the capability to assess production code for security vulnerabilities.Hands-on experience with securing web applications and APIs, particularly in authentication flows, access control, secrets management, input validation, and data protection practices.

About UsAt XOXO AI, we are at the forefront of innovation, crafting intelligent interfaces that seamlessly integrate into everyday life. As a dynamic research lab comprised of dedicated engineers, designers, and researchers, we tackle unique challenges that extend beyond the workplace.Having achieved significant breakthroughs in infrastructure, architecture, and model layers, we are looking for passionate builders to help us realize our vision through the development of robust interface and application layers.About the RoleWe seek a talented Data/Machine Learning Engineer to establish our data infrastructure and production-ready ML systems, ensuring our product is responsive, dependable, and intelligent. This full-cycle role involves designing high-throughput pipelines, defining resilient data models, and deploying low-latency feature and model serving that can withstand real-world demands.You will collaborate closely with our founders and the early engineering team to transition prototypes into production, transforming complex real-world signals into reliable datasets and real-time functionalities that enhance core product experiences.What You’ll DoDevelop and manage high-throughput batch and streaming pipelines for analytics, training, and product signals.Lead real-time feature pipelines and online feature serving for low-latency inference.Design and oversee dimensional data models, skillfully managing schema evolution to avoid disrupting downstream consumers.Optimize model serving infrastructure to meet stringent latency and reliability service level objectives (SLOs).Establish and enforce event schemas, telemetry standards, and data contracts across multiple teams.Collaborate with engineering, product, and research teams to translate ambiguous product requirements into measurable, sustainable systems.

fractional-ai is looking for a Senior or Staff Software Engineer to join the San Francisco office. This position centers on building advanced AI solutions with a team that values both technical depth and collaboration. Role overview This role focuses on designing and developing AI-driven systems. The work involves solving technical challenges and contributing to projects that push the boundaries of what AI can achieve. Collaboration with other engineers and stakeholders is a key part of daily responsibilities. Who will thrive Experienced engineers with a strong background in software development Those who enjoy working on complex technical problems Individuals who value teamwork and open communication Location This position is based in the San Francisco office.

Join Saris AI as a Staff Backend Software Engineer, where you will play a pivotal role in developing innovative solutions that harness the power of artificial intelligence. In this dynamic position, you will collaborate with cross-functional teams, design scalable systems, and contribute to the overall architecture of our backend solutions.

About the RoleJoin Saris-AI, an innovative applied AI startup based in San Francisco and Montreal, where we are revolutionizing the banking industry. Our mission is to address a $100 billion annual challenge, growing rapidly each quarter, as we explore the potential of advanced multi-turn AI systems.We focus on automation challenges that require extensive contextual reasoning, tool integration with existing systems, and adherence to compliance requirements—problems that lack straightforward solutions.Our successful deployment of real AI agents managing customer workflows has led to a burgeoning client base, and we are expanding quickly. We seek highly skilled technical professionals who aspire to make a significant impact from the outset.Core Engineering TeamWe are in search of a passionate Software Developer who excels in dynamic and ambiguous settings. You should have experience guiding products from the initial version to large-scale implementation, and a penchant for crafting sustainable, elegant systems.Your Key ResponsibilitiesConceive, develop, test, deploy, maintain, and enhance AI-driven software solutions tailored for the fintech sector.Manage project timelines effectively, prioritizing tasks to deliver exceptional features.Contribute to product and business strategies as a key player, influencing both technical frameworks and overarching goals.Encourage and uphold best practices, including code reviews and testing.Candidate ProfileProven experience in backend/fullstack engineering, particularly within SaaS projects with significant impact.Extensive knowledge of Python (Django, Flask, FastAPI), TypeScript (React), Docker, and cloud platforms (AWS/GCP).Solid track record in designing, constructing, and optimizing distributed systems.Strong foundation in both relational and non-relational databases (PostgreSQL, Redis).Expertise in API design (REST, GraphQL) and deployment practices.Preferred QualificationsExperience building intricate workflow orchestration systems.Familiarity with cloud infrastructure.Background in creating integrations or data pipelines.A passion for mentoring and developing team capabilities.

About Onos HealthAt Onos Health, we are on a mission to revolutionize healthcare by ensuring that every dollar spent is directed towards the highest quality of care. A staggering 30% of U.S. healthcare expenditure is squandered, primarily due to inefficient care and administrative inefficiencies stemming from the disconnect between providers and payers.We are tackling this problem head-on by constructing the largest AI-driven healthcare data platform. Our innovative models empower payers to make rapid and precise decisions regarding their patient populations. By directing members towards appropriate care, Onos is transforming healthcare funding, ensuring it drives quality outcomes while enhancing affordability.Having recently secured $6M in Seed funding from prestigious investors, Onos is currently collaborating with some of the largest health plans in the nation, successfully signing our first national plan shortly after our launch.Join us in defining a new category in healthcare and contribute to a brighter future for care delivery.

Join the Okta FamilyAt Okta, we are redefining identity management for the digital world. Our mission is to empower everyone to securely access any technology, anywhere, on any device or application. With our versatile Okta Platform and Auth0 Platform, we provide unparalleled security and automation, making identity the cornerstone of business security and expansion.We value diverse perspectives and experiences; we seek lifelong learners who can contribute to our mission with their unique backgrounds. Be a part of our journey to build an identity-centric future.The Global AI Engineering TeamBecome part of a unified global AI engineering team that spans across the US and India. Engage in pioneering applied AI projects while laying the foundational elements that facilitate secure, scalable AI at an enterprise level. If your passion lies in creating AI that is smarter, faster, and perpetually secure, this is your chance to make a significant impact.The Staff Software Engineer OpportunityWe are looking for a Staff Software Engineer to join our global AI Engineering team, focused on building the future of secure, enterprise-grade AI Agents. You will be instrumental in designing and developing user-friendly experiences and comprehensive AI solutions that drive them. In this position, you will help shape the platforms and services that support Okta’s internal transformation, contributing to the infrastructure and applications that bring intelligent automation and GenAI to fruition.

Ironclad stands at the forefront of the AI contracting revolution, seamlessly converting agreements into valuable assets. Our platform accelerates contract workflows, delivers instant insights, and empowers teams to drive their work forward—all while keeping you in control. Whether you're engaged in buying or selling, Ironclad streamlines the entire process on a singular, intelligent platform, giving leaders the visibility they need to stay ahead. Esteemed organizations such as OpenAI, the World Health Organization, and the Associated Press rely on Ironclad to expedite their operations.Our commitment to excellence has not gone unnoticed; we are regularly lauded as an industry leader, recognized as a Leader in the Forrester Wave and the Gartner Magic Quadrant for Contract Lifecycle Management. Additionally, we have been honored as a Fortune Great Place to Work and listed among Fast Company’s Most Innovative Workplaces. Ironclad has also earned a spot on Forbes’ AI 50 and Business Insider’s list of Companies to Bet Your Career On. We are supported by top-tier investors including Accel, Y Combinator, Sequoia, BOND, and Franklin Templeton. For further details, visit www.ironcladapp.com or connect with us on LinkedIn.This position is hybrid, requiring in-office attendance at least twice a week on Tuesdays and Thursdays for collaboration and engagement, with potential additional days for team or company events.Engineering at IroncladIn the capacity of Staff Software Engineer, you will collaborate with cross-functional teams in engineering, product, design, and go-to-market efforts to identify impactful challenges and craft, develop, and deploy innovative solutions. You will be instrumental in shaping a platform that enables legal teams and business partners to excel at scale. As we usher a time-honored profession into the digital era, your contributions will define the future of contracting.We invite seasoned engineers from diverse backgrounds who possess robust coding skills and a proven history of delivering thoughtful, reliable products. Join our collaborative, ego-free team that values mutual learning, diverse perspectives, and an inclusive, supportive work environment. If our mission resonates with you and you are eager to help create a product that legal and business teams cherish, we would love to connect!

fractional-ai is hiring a Software Engineer to join the team onsite in San Francisco. This role centers on building and improving technology that advances artificial intelligence. Role overview As a Software Engineer, you will work closely with others to develop and support projects that drive the company’s AI initiatives forward. The work involves collaborating with colleagues and contributing technical solutions in a team setting. What you will do Develop software for AI-driven projects Collaborate with team members in the San Francisco office Contribute ideas and technical expertise to ongoing initiatives Requirements Interest in technology and artificial intelligence Ability to work onsite in San Francisco Strong motivation to learn and contribute to team projects

About EliseAIAt EliseAI, we are dedicated to transforming crucial sectors such as housing and healthcare. Securing a place to live and accessing quality healthcare should not be so challenging. By embedding AI agents into existing workflows, we enhance efficiency, reduce expenses, and elevate the overall experience for all stakeholders.Housing: We streamline the process for renters to tour apartments, sign leases, submit maintenance requests, and engage with property teams, consolidating everything they need for their home into a single platform.Healthcare: We simplify appointment scheduling, intake form completion, and patient-provider communication, allowing everyone to prioritize health over paperwork.With EliseAI, organizations can minimize manual tasks, enhance accessibility, and provide an integrated experience across vital services. We recently secured a $250 million Series E funding round led by Andreessen Horowitz to further our mission.About The RoleIn the position of Staff Software Engineer at EliseAI, you will not merely write code; you will develop software that enhances business operations and positively impacts lives. Rather than adhering to an existing blueprint, you will be responsible for crafting one. Each day will present opportunities to identify scalable solutions and execute them. You will collaborate with a small team of elite engineers, taking on substantial ownership, leading projects, and bringing your innovative ideas to fruition—essentially functioning as a small startup within a dynamic environment.Key ResponsibilitiesDevelop systems that facilitate intelligent communication and operation for autonomous buildings.Engage directly with customers to design and manage new product features from initial concept through to deployment.Enhance the scalability and reliability of our fundamental infrastructure.Suggest and implement substantial improvements to our architectural frameworks and design methodologies.Collaborate with product and design teams to transform AI capabilities into compelling user experiences.Continuously deploy new features and enhancements in a fast-paced, iterative environment.

About UsAt XOXO AI, we are a cutting-edge research lab dedicated to creating intelligent interfaces that enhance everyday life. Our stealth team comprises passionate engineers, designers, and researchers who are committed to solving innovative challenges that extend beyond the workplace.Following a recent breakthrough in infrastructure, architecture, and model layers, we are eager to welcome talented builders to craft the interface and application layer that will realize our ambitious vision.About the RoleWe are seeking an experienced Android engineer to lead the development of XOXO's consumer app, featuring a revolutionary interface for intelligence. This position is ideal for a highly skilled engineer who can take ownership of the entire mobile experience, focusing on architecture, performance, refinement, and a visually engaging design system that ensures intentionality in every interaction.Your background is less important than your drive: you should possess a strong sense of ownership, be able to work swiftly without compromising quality, and be eager to create a mobile product that redefines excellence in both craft and performance.What You’ll DoDesign and launch the initial versions of our React Native app, guiding it from prototype to production.Convert a highly visual design system into reusable components, motion, and interaction patterns with seamless performance.Develop new product surfaces that integrate modern AI/ML capabilities in a user-friendly manner on mobile.Enhance the app's performance across various dimensions: rendering, startup time, memory usage, battery efficiency, networking, and perceived speed.Establish high standards for mobile engineering quality (testing, instrumentation, release discipline) and collaborate closely across the tech stack to deliver comprehensive solutions.

About LindyAt Lindy, we're on a mission to create an AI assistant designed for everyone — not just the tech-savvy or the builders, but for those who simply want to reclaim their time. The Lindy Assistant seamlessly integrates into iMessage, managing emails, calendars, and meetings with just a two-minute setup. We are crafting the essential bridge between powerful AI technology and the everyday lives of real people.The RoleAs a Staff Software Engineer, you will take charge of high-impact projects from inception to production in a dynamic environment where engineers prioritize creating exceptional products. Collaborating within a small, highly autonomous team, you'll be shipping updates multiple times a day. This position is perfect for someone driven by intrinsic motivation to build, who prioritizes speed without compromising quality, and who measures success by the impact of their work in production.

About SpotOnAt SpotOn, we are revolutionizing the restaurant industry by providing independent restaurants with cutting-edge technology to thrive in a competitive market. From our award-winning point-of-sale systems to advanced AI-driven profit enhancement tools, every solution we offer empowers operators to increase profitability, optimize operations, and retain top talent. Our commitment to our clients is backed by a dedicated team that genuinely cares about their success.Ranked #1 Restaurant POS by G2 (Fall 2025), based on user feedbackRecognized as the top-rated point-of-sale (POS) for restaurants, bars, retail, and small businesses by Capterra usersHonored as a Great Place to Work and recipient of Built In’s Best Workplaces awards for consecutive yearsWe prioritize agility, empathy, and advocacy for independent restaurant operators, allowing them to focus on their passion. If you aspire to make a meaningful impact with dedication and drive, SpotOn is your ideal workplace.About the Accelerate TeamThe Accelerate team, consisting of five skilled engineers, is dedicated to redefining software development within the fintech realm through AI-native engineering practices. With direct support from senior leadership and defined project goals, we are committed to setting new industry standards in software building.We are seeking a Staff/Principal Individual Contributor (IC) with proven experience in AI-assisted engineering at scale. This is not a role for the AI-curious; you are someone who integrates AI into coding daily. You have developed agents that deliver tangible results. Your insights on model selection, agent limitations, and effective guardrails are backed by real-world experience. You are eager to apply what you’ve learned on a larger scale.As the most senior technical AI expert on the team, you will be the go-to person for architectural guidance, tackling complex challenges, and establishing technical benchmarks.The Role: Technical Lead, Not ManagerThis position is not about merely setting up CI/CD pipelines or integrating Copilot. You are the architect behind the systems that transform how SpotOn engineers develop software. You will:Establish yourself as the technical authority in AI engineering. You will define the standards for AI utilization in code generation, review, testing, and task automation. Your focus will be on designing systems, workflows, and guardrails that ensure AI-aided development is safe, measurable, and scalable in a PCI-compliant environment.