Senior Full Stack Software Engineer

About the TeamJoin the dynamic ChatGPT team at OpenAI, where innovation meets collaboration across research, engineering, product development, and design. We are dedicated to deploying cutting-edge technology responsibly and safely, ensuring that the benefits of AI are available to everyone, regardless of location or platform. Our mission is to enhance lives through AI, driven by deep insights into user interactions with our products.About the RoleWe are on the lookout for a talented Full Stack Software Engineer to join our burgeoning ChatGPT Growth team. You will lead impactful projects aimed at expanding the user base of ChatGPT and Plus Subscribers. Your responsibilities will include optimizing user access, enhancing notifications, refining SEO practices, promoting value discovery, and driving virality. As we embark on our growth journey, your insights will be crucial in identifying key opportunities for strategic initiatives and incremental improvements. We seek engineers who are driven by impact, thrive in autonomy, and possess a keen ability to extract valuable insights from experimental data to enhance user experiences.Key Responsibilities:Catalyze the long-term growth of ChatGPT by leveraging data analysis, product innovation, and experimentation to refine product experiences.Design and implement robust backend APIs to support enhanced product functionalities.Collaborate closely with cross-functional teams including research, product, design, and data science to ensure alignment with product goals.Foster a diverse and inclusive workplace culture that encourages open communication and challenges conventional thinking.Ideal Candidate Profile:Demonstrated experience shipping web features that optimize user journeys, including landing pages, product interfaces, and purchase flows.Strong analytical skills with a proven track record in designing and executing A/B tests, employing a scientific approach to data-driven experimentation.A passionate learner who actively seeks out knowledge and effectively shares insights with team members.Comfortable navigating ambiguity and adapting to rapidly evolving project landscapes.

Join Scribe as a Staff Full-Stack Engineer focused on driving growth and innovation. In this role, you will leverage your expertise in both frontend and backend development to create seamless user experiences that enhance our platform's functionality. You will collaborate with cross-functional teams to design, develop, and implement solutions that align with our growth objectives.

Join Substack's Activation team as a Full Stack Software Engineer, where you'll play a pivotal role in enhancing our platform to empower creators. You will design, develop, and test features that attract new readers and improve their experience, focusing on discovery, onboarding, notifications, and recommendations. Collaborate closely with designers and product teams to create seamless user experiences that help writers thrive financially while fostering a direct connection with their audience.

Overview: Join our dynamic Product Growth team as a Senior Full-Stack Engineer, where you will lead impactful, data-driven experiments that enhance the experience for Scribe’s 5 million+ users. Collaborate with a team of analytical and product-focused individuals to conceptualize, execute, and analyze rapid improvements across various user journeys including acquisition, onboarding, expansion, pricing, and overall usage.Role InsightsAt Scribe, our Product-Led Growth (PLG) strategy is pivotal in driving our impressive revenue trajectory. With a vast user base of over 5 million across 600,000 organizations, your contributions can significantly impact company metrics in a short timeframe.Our approach to Product Growth is transformative; we don’t merely make minor adjustments like changing button colors or copy. We reimagine fundamental product interactions. Each team member is empowered to explore and experiment throughout the entire product lifecycle—ranging from acquisition and onboarding to collaboration, pricing, and referrals. We pursue ambitious growth targets, implement numerous weekly experiments, and swiftly iterate based on incoming data. Our team is adept at formulating data-driven hypotheses, making informed decisions based on results, and executing with speed. Collaboration is key, as we work cross-functionally to translate insights into tangible product improvements.As a Senior Growth Engineer, you will be responsible for managing critical experiments from start to finish: formulating ideas and hypotheses, collaborating with Product and Design on scoping, executing and delivering solutions, measuring impacts, and refining successful initiatives through iterative enhancements.

Join Our Team at KiddomAt Kiddom, we are revolutionizing education by fostering equity and growth through our innovative platform. Our mission is to integrate top-tier instructional materials with interactive digital learning, allowing schools and districts to take full control of their curricula. Our robust curriculum management tools provide valuable insights for educators, helping to enhance instructional strategies, school programs, and professional development.We are seeking a Senior Full Stack Engineer to become a part of our Growth Pod. This dynamic team is dedicated to developing features that boost user engagement and accelerate product adoption. In this role, you'll engage in hands-on technical work, swiftly prototyping, iterating, and delivering features that enhance the educational experiences of both educators and students using Kiddom.As part of a nimble team of 3–4 engineers, you will collaborate closely with product managers and designers to transform impactful concepts into reality. This position is ideal for individuals who thrive in ambiguous environments, relish data-driven experimentation, and are invigorated by rapid learning cycles and the continuous exploration of new technologies. We are looking for an engineer who is AI-native and curious—someone who utilizes AI tools regularly to enhance development efficiency, elevate code quality, and integrate AI meaningfully into user-facing applications.

Join Condor Software as a Full-Stack Platform EngineerAt Condor, we are revolutionizing the financial infrastructure that supports clinical development. With billions invested annually in discovering and developing new therapies, we strive to connect clinical operations and finance into a cohesive system. By integrating real-time financial intelligence, we empower R&D and finance leaders with the tools they need to make informed, high-stakes decisions.We are an AI-driven, pharma-native infrastructure provider, scaling industry standards in collaboration with top-tier partners. Our platform facilitates prediction, control, and execution in the most complex R&D environments worldwide.The Importance of Your RoleHaving established ourselves as a trusted partner for enterprise teams, we are now focused on the challenging task of scaling our platform to meet increasing demands. As a rapidly growing company, backed by prominent investors like Felicis and 645 Ventures, this is a unique opportunity to contribute to the foundational infrastructure that will redefine how therapies reach patients.Your ResponsibilitiesAs a Full-Stack Platform Engineer, you will be pivotal in building and scaling the core platform that supports the financial intelligence infrastructure relied upon by leading biopharma companies. This role encompasses critical engineering tasks at the intersection of backend systems, cloud infrastructure, and intelligent automation, with a strong emphasis on reliability and scalability.Your primary focus will be on backend architecture, where you'll design and implement services that drive complex financial and operational workflows. You'll be instrumental in shaping data flow, workflow orchestration, and enabling emerging AI-driven capabilities. This role goes beyond simple integration; you'll be crafting robust primitives that support other teams as our product and customer base expand.Working as a core member of a cross-functional product team, you will closely collaborate with product managers, designers, quality engineers, and data specialists to transition features from concept to production. While backend expertise is crucial, you will also engage across the stack to ensure the platform's capabilities are effectively leveraged.

About Otter Otter helps restaurants succeed in the digital world of food delivery. The platform simplifies online ordering and is trusted by brands such as Chick-fil-A, Ben & Jerry’s, KFC, and Eataly. Otter works to boost sales, reduce order errors, and make delivery smoother for restaurants of all sizes around the globe. Role Overview: Senior Full Stack Engineer, Product-Led Growth This San Francisco-based role focuses on building and launching features that bring new users to Otter. The Senior Full Stack Engineer owns the technology stack for all product components that introduce customers to Otter’s offerings. Collaboration is key, work closely with design, product, sales, operations, and leadership to align on goals and deliver results. What You Will Do Develop, implement, and launch features and experiments across the customer journey to attract new users. Take responsibility for the tech stack supporting all product-led growth elements. Work with cross-functional teams to ensure a unified approach to Otter’s objectives. Qualifications At least 5 years of experience with a range of technologies, including Java, TypeScript, and React. Experience using data analytics to inform decisions and extract actionable insights from metrics. Ability to turn product requirements into production-ready changes, collaborating across teams for alignment. Self-motivated, curious, and creative in solving problems and exploring new technologies. Why Otter? The online food delivery market has grown from $10B to $100B in five years, with projections as high as $500B–$1T by 2030. Contribute to a shift in the restaurant industry, helping businesses succeed in digital delivery. Work with experienced colleagues in a collaborative setting that supports personal and professional growth.

About Loop Loop is a pioneering data platform revolutionizing the global supply chain. In an industry plagued by disorganized data trapped in PDFs, emails, and outdated systems, we harness the power of AI to transform this chaos into a reliable 'source of truth' that streamlines payments and audits for Fortune 100 companies. Our mission is to create the financial nervous system of a $100 trillion physical economy, ensuring that freight moves efficiently and carriers are compensated immediately. Supported by industry-leading investors such as Founders Fund, Index Ventures, and 8VC, we are on an aggressive growth trajectory. We seek engineers eager to deploy innovative AI solutions that drive the physical economy forward. About You As a Full-Stack Software Engineer, you will collaborate closely with founders and clients to tackle logistics billing and payment challenges. Your contributions will be vital in shaping the product and delivering features that have a real impact on our customers' experiences. You will encounter and resolve complex technical challenges, benefiting from the support and insights of our team. Your influence will help define Loop's culture and growth trajectory. Responsibilities Collaborate across teams (product, design, sales) to gather requirements and deliver thoughtful solutions. Produce high-quality, extensible code. Participate in code reviews to uphold exceptional engineering standards. Facilitate discussions and document processes to achieve optimal technical designs. Engage with various components, spanning frontend to backend and infrastructure. Utilize AI technologies like Cursor, Codex, and Claude to enhance software development and advocate for the integration of AI tools to boost productivity across the organization. Encourage best practices and disseminate technical knowledge within the team. Contribute to Loop's growth through constructive feedback on our products, processes, and culture. Qualifications Willingness to work in the San Francisco or Chicago office three days per week. At least two years of software engineering experience. Proficiency in TypeScript and familiarity with tools such as GraphQL, Relay, React, and Node.js. Experience in early-stage companies, where you have managed end-to-end product delivery and adapted to various roles.

About Owner.comOwner is revolutionizing the growth strategy for local restaurants through cutting-edge AI technology.Our AI-driven platform consistently enhances SEO, marketing, and online ordering processes, facilitating increased first-party orders. Unlike conventional software solutions that burden small business owners with complex systems, Owner offers a reliable, expert-driven solution.Think of Owner as your dedicated team of engineers and marketers, empowering independent restaurants to compete with large chains.Our VisionWe are committed to helping independent restaurants thrive online. However, our mission extends beyond the culinary industry; many local businesses face similar challenges. Large tech corporations are siphoning their customers and profits, making survival increasingly difficult.Once we perfect our approach for restaurants, we aim to extend our solutions to all types of local businesses.In our envisioned future, millions of local business owners will leverage our technology to excel in the digital era.Read our Series C memo here →Our AchievementsSince our inception in 2020, we have generated tens of millions in revenue and processed over half a billion dollars in online orders. Remarkably, 1 in 5 Americans has used an Owner.com website.We take pride in having assisted over 20,000 restaurant owners, saving them nearly $200 million in fees.Join Our TeamOur team is composed of top-tier talent from leading SMB software companies, including Shopify, HubSpot, DoorDash, ServiceTitan, Rappi, Faire, and Stripe, now numbering in the low hundreds. We anticipate scaling rapidly in 2026 to accommodate our customer growth.Work EnvironmentAs a remote-first organization, Owner is headquartered in San Francisco, with a sales hub in Toronto. While most of our team works remotely across the globe, certain roles may prioritize in-person collaboration. Please refer to the role description and consult your recruiter for specific location details.

About NudgeAt Nudge, we are dedicated to pioneering innovative technology that interfaces with the brain to enhance the quality of life for individuals. Our current focus is on developing a non-invasive, ultrasound-based device capable of stimulating and imaging the brain with exceptional resolution and depth. This initiative encompasses a comprehensive approach that integrates advanced hardware, software, and research capabilities, aiming to create products that can positively impact millions — and ultimately billions — of lives.To achieve our ambitious goals, we are committed to forming world-class teams in every aspect of our work. We seek talented individuals who excel in their fields, value the pursuit of challenging objectives, and deliver results with unwavering dedication. We expect the highest standards of rigor and integrity from one another.About the RoleAs a Full Stack Software Engineer at Nudge, you will have the opportunity to:Design and develop software solutions, ranging from database migrations to refined front-end features.Create tools that enhance the efficiency of engineers and neuroscientists.Collaborate closely with team members to identify challenges and deliver swift solutions.Take ownership of projects through every phase: design, implementation, testing, and deployment.Address a diverse set of challenges, from data pipelines to internal systems.About YouWe are in search of engineers at all experience levels, ideally with a minimum of 3 years in the industry. Regardless of your experience level, you should possess:A strong foundation in engineering and physics principles.Experience in full-stack web development (Python, Typescript, etc.).Experience in infrastructure engineering and site reliability (Kubernetes, AWS, Terraform, etc.).A degree in Computer Science or a related engineering discipline.A proven track record of successfully delivering high-impact projects and effectively responding to feedback.A commitment to high integrity in all professional interactions.

About the RoleWe are looking for a passionate Full-Stack Software Engineer to join our dynamic team at Replo. Your primary focus will be on product engineering and delivering innovative features that enhance user experience.Key ResponsibilitiesAs a Full-Stack Engineer, you will architect and implement product features using Typescript, React, and Node. Your work will involve:Developing workflows that design, build, and optimize online shops.Creating and maintaining product and payment processing infrastructure.Launching analytics infrastructure on Clickhouse and Kafka that handles billions of events monthly.Taking ownership of the user onboarding process from start to finish.Ideal Candidate ProfileWilling to work in-office 3-4 days a week in San Francisco.Proficient in Typescript, React, and Node.Utilizes tools like Cursor, Windsurf, or GPT for enhanced productivity.Experienced in building products from the ground up with real users and generating revenue.Capable of working independently without the need for product/design input.Has a strong bias for action and is committed to shipping products quickly.Possesses a product and customer-centric mindset.Experienced with deployment and maintenance challenges and has well-formed opinions on product development.Values clean, maintainable code and thorough documentation.Comfortable navigating ambiguity and defining software architecture patterns to address customer pain points.Bonus QualificationsHolds a degree in Computer Science or a related STEM field.Has entrepreneurial experience or has previously started a company.Enjoys participating in hackathons.Has experience working in early-stage startups (Series A or earlier).Has not invested excessive time preparing for interviews on platforms like Leetcode.Possesses an eye for design, with experience in product design tools like Figma.

About Owner.comOwner.com is revolutionizing the growth of local restaurants through advanced AI technology. Our platform consistently enhances SEO, marketing strategies, and online ordering systems, empowering restaurant owners to boost their first-party orders effortlessly. Unlike traditional software that burdens small business owners, Owner.com offers a streamlined, expert-driven system that drives sales efficiently.Think of Owner.com as your dedicated team of engineers and marketers, advocating for you just like the major chains do.Our VisionOur mission begins with supporting independent restaurants in their online success. However, we recognize that many local businesses face similar challenges. Large tech conglomerates are encroaching on their market share, impacting their profitability and survival. Once we refine our solutions for restaurants, our aim is to extend this success to all types of local businesses.We envision a future where millions of local entrepreneurs leverage our technology to thrive in the digital landscape.Our TractionSince our inception in 2020, we have achieved significant milestones, generating tens of millions in revenue and processing over $500 million in online orders. Currently, 1 in 5 Americans has interacted with an Owner.com website, and we have assisted more than 20,000 restaurant owners, saving them nearly $200 million in fees.Our TeamOur dedicated team comprises top talent from renowned companies in the SMB software sector, including Shopify, HubSpot, DoorDash, ServiceTitan, Rappi, Faire, and Stripe. We are poised for rapid expansion in 2026 to meet our growing customer base.Work EnvironmentOwner.com embraces a remote-first approach, with our headquarters located in San Francisco and a sales hub in Toronto. While we prioritize in-person collaboration for certain roles, the majority of our team works remotely from diverse locations worldwide. Please refer to the role description for further details on location preferences.

About HappyRobotHappyRobot is pioneering the AI-native operating system tailored for the real economy, seamlessly bridging the gap between intelligence and actionable outcomes. By harnessing real-time data, specialized AI agents, and a central orchestrating intelligence, we empower enterprises to manage intricate, mission-critical operations with unparalleled autonomy.Our AI OS accumulates knowledge, optimizes processes across various levels, and adapts over time. We are initially focusing on supply chain and large-scale industrial operations, where resilience, speed, and ongoing enhancement are paramount—allowing human talent to concentrate on strategic, creative, and other high-value endeavors.Discover our vision further in our Manifesto. HappyRobot has successfully raised $62 million to date, including a recent $44 million in Series B funding in September 2025. Our esteemed investors include Y Combinator (YC), Andreessen Horowitz (a16z), and Base10—partners committed to our mission of transforming enterprise operations. We are channeling this investment into assembling a top-tier team: individuals driven by relentless ambition, adept problem-solving skills, and a passion for pushing boundaries in a dynamic, high-energy environment. If this resonates with you, we invite you to be part of HappyRobot.About The RoleAt HappyRobot, our Full Stack Engineers take ownership of significant components of our product and infrastructure, delivering from end to end.We seek innovators who thrive in uncertain environments, have a deep appreciation for their craft, and desire genuine ownership of their creations.

About Our TeamAt OpenAI, our Full Stack Engineers are integral to delivering innovative solutions that seamlessly integrate front-end experiences with robust back-end systems. We are expanding our teams across various domains, including Growth, Ecosystems, Personalization, Search Infrastructure, and Platform Engineering, to create user-centric features and foundational services that enhance our offerings.About the RoleWe are seeking passionate Full Stack Software Engineers who thrive at the intersection of front-end and back-end development. In this role, you will:Develop comprehensive web applications and platform features that elevate ChatGPT experiences.Collaborate closely with designers, product managers, and infrastructure teams to deliver cohesive solutions.Design and implement robust APIs, scalable services, and intuitive UI components.Maintain the integrity, security, and performance of the systems you create.Contribute to team best practices in testing, architecture, and the Software Development Life Cycle (SDLC).You May Be a Great Fit If YouPossess experience with both front-end technologies (e.g., React, TypeScript) and back-end frameworks (e.g., Node.js, Python, Go).Are comfortable taking ownership of features from initial design through to deployment.Value high-quality code and exceptional user experiences.We are open to hiring in San Francisco, New York, and Seattle.

About UsAt Valdera, we empower manufacturers to turn their visions into reality by revolutionizing the way they source materials. Our innovative platform simplifies the process of finding top-quality materials and suppliers, enabling manufacturers to create exceptional products at scale and distribute them globally.As a rapidly expanding team, we have established successful partnerships with Fortune 500 industrial manufacturers, beauty brands, and chemical companies. We seek driven and talented individuals who excel in high-performance settings and are eager to advance their careers swiftly.Our culture encourages top talent to tackle significant challenges, collaborate with industry leaders, and witness the tangible impact of their contributions. If you are seeking a dynamic environment where your ideas can foster change, Valdera is the perfect place for you.Join us in shaping the future of manufacturing.

About the RoleJoin us as we revolutionize the application of AI with ChatGPT, aimed at unlocking economic opportunities on a grand scale. This is a rare opportunity to operate at the cutting edge of AI, working on an innovative platform that integrates agents, search/matching algorithms, personalization, user experience (UX), and tangible economic impact. You will help develop AI solutions that significantly enhance people's lives.As millions rely on ChatGPT for career guidance, we are challenging the outdated approaches of static résumés and keyword searches. We are creating a distinct career agent that comprehensively understands skills, assists in certification, and tirelessly seeks to create opportunities. Our vision is to establish a network where job seekers and employers connect based on actual capabilities rather than traditional job postings.In this role, you will:Lead the development of key product areas to create a next-generation AI-driven jobs platform.Design and implement essential systems for candidate matching, verification, skills representation, and workflow automation.Collaborate with research teams to translate new model capabilities into production features that enable users to validate their skills and discover exceptional opportunities.Develop robust, scalable systems that cater to millions of job seekers and employers.Conduct experiments, engage with users, and iterate swiftly to uncover what truly drives successful job outcomes.Work closely with product managers, designers, researchers, and operations to craft AI-enhanced, user-centered experiences.Optimize for performance, reliability, and security to ensure a trustworthy platform fostering economic mobility.You may be a great fit if you possess:A minimum of 5 years of software engineering experience, particularly in developing highly-available user-facing products.Proficiency in full stack development (frontend and backend) and a comfort level with owning features from inception to deployment.A passion for marketplaces, matching systems, or personalization, even if you have not previously built one.Interest in AI-driven user experiences, agents, and workflow automation (direct machine learning experience is not mandatory).Enthusiasm for thriving in a dynamic, fast-paced environment where innovative ideas are rapidly implemented and user impact is prioritized.About OpenAIOpenAI is at the forefront of AI research and development, dedicated to advancing digital intelligence in a way that is safe and beneficial for humanity. We strive to ensure that our cutting-edge technologies are aligned with human values and contribute positively to society.

About PrimerPrimer is an innovative network of K–8 schools dedicated to revitalizing the fundamental principles of American education. Drawing inspiration from the original teaching primers that cultivated generations of readers, thinkers, and builders, our schools focus on proven methods while preparing for future challenges. We foster close-knit learning environments, empower skilled educators, and maintain a culture that respects children as both learners and leaders.For over 200 years, primers have shaped the American educational landscape. Now, Primer is preparing children for the next chapter.The software we develop underpins our Microschools, facilitating operations from day one. It assists teachers in sourcing real estate, recruiting students, and delivering genuinely personalized education. Our platform provides valuable insights to parents, supports virtual teachers in offering exceptional experiences, and streamlines our back-office operations. We have a broad scope of work ahead and a commitment to making a significant impact.We are assembling a small, talented team of hands-on engineers to play a pivotal role in the evolution of Primer.Role OverviewWe are in search of a skilled Full Stack Engineer to join our dynamic team. In this capacity, you will help reimagine the school experience through modern technology. You will create features that teachers, students, and families depend on daily while addressing tangible challenges in education.This position is based in San Francisco and requires in-office attendance five days a week.ResponsibilitiesTechnical Stack: Engage with technologies including TypeScript, NodeJS, GraphQL, Prisma, Postgres, NextJS, React, and Relay.Collaborative Environment: Collaborate daily with team members across engineering, product, design, and our academic program.Ownership and Growth: Take complete ownership of projects and enhance your skill set. You will have opportunities to lead initiatives that shape the product, with ample room for professional development.Engineering Culture: Contribute significantly to establishing our engineering culture as we expand our team.Deliver Quality Products: We uphold high standards for quality, so be prepared to work diligently to achieve excellence.QualificationsPassion for Education: You possess a genuine passion for transforming the U.S. education system. While this work is challenging, successful outcomes will prove to be the most rewarding of your career.

Join our dynamic team at Braze as a Senior Full-Stack Software Engineer! In this pivotal role, you will collaborate with cross-functional teams to design, develop, and implement innovative software solutions. You will leverage your expertise in both front-end and back-end technologies to create seamless user experiences and optimize system performance.

Mithril is on the lookout for exceptional candidates at the Senior to Principal level. The exact level will be determined based on your experience and proven expertise. We value individuals who offer deep technical knowledge, strategic insights, and a history of impactful contributions. Our roles are tailored to fit each candidate’s unique strengths and career aspirations. About Mithril At Mithril, we are revolutionizing how AI companies harness compute power. Our mission is to orchestrate global compute capacity, making it more accessible and optimized for AI workloads. We are constructing a novel public cloud specifically designed for AI, where accessing high-performance compute is as straightforward and reliable as flipping a switch. Originating from a Stanford PhD lab just over a year ago, Mithril has already attracted backing from premier investors, including Sequoia, Lightspeed, Jeff Dean, and Eric Schmidt, among others. With $80 million in funding, we are securing customers and generating revenue. The current machine learning infrastructure is overly complex, forcing engineers to make hard choices about hardware when they should focus on solving major problems and driving innovation. Our Omnicloud Platform addresses this issue by abstracting hardware management and providing seamless access to computational resources, enabling engineers to concentrate on what truly matters—developing transformative AI solutions. We are not only making compute accessible; we are also making it flexible, scalable, and tailored to meet the unique demands of AI. Our infrastructure marketplace provides state-of-the-art hardware without the usual friction, allowing companies to innovate faster and more efficiently. Working at Mithril As a Full Stack Engineer at Mithril, you will play a crucial role in developing the applications and systems that will shape the future of AI. Your responsibilities will include scaling our platform and ensuring a seamless user experience supported by a robust and efficient infrastructure. In a landscape where AI workloads are increasingly complex, crafting reliable and high-performance software is foundational to our mission. The Omnicloud Platform supports cutting-edge AI workloads, managing vast amounts of data while providing a user-friendly interface for developers and researchers. Full Stack Engineers at Mithril design and implement solutions across the entire stack—from creating intuitive front-end interfaces to architecting scalable backend systems. We expect every engineer to approach problems holistically, balancing performance, scalability, and simplicity, while maintaining a strong focus on user experience.