Senior Full Stack Engineer - AI Experience

Join Kiddom as a Senior Full Stack Engineer in our AI Experience Pod!At Kiddom, we're transforming education by blending high-quality instructional materials with innovative digital learning tools. Our platform empowers schools and districts to develop tailored curriculums that reflect the unique needs of their communities. With powerful insights for educato…

Join Whatnot as a Feature Platform Engineer, where you will play a crucial role in enhancing our platform's capabilities. You will collaborate with cross-functional teams to design and implement features that enhance user experience and drive engagement. This position offers an exciting opportunity to innovate and influence the direction of our platform.

Join Substack as a Full Stack Product Engineer focused on Creator Activation. In this pivotal role, you will collaborate with our product and engineering teams to build innovative solutions that empower creators to thrive on our platform. You will have the opportunity to work on both the front-end and back-end of our applications, ensuring a seamless experience for our users.As a member of our team, you will play a crucial role in enhancing our product offerings, driving engagement, and facilitating creator success. If you are passionate about technology and eager to make a meaningful impact, we want to hear from you!

Join our dynamic team at Plaud as a Full Stack Engineer, where you will play a crucial role in designing and developing innovative web applications. We are looking for a talented engineer who is passionate about technology and eager to solve complex problems in a collaborative environment.

Who is Sonar? At Sonar, we empower developers by addressing code quality and security challenges before they impact production. Our innovative solutions enhance productivity through AI assistance and streamline workflows for an improved developer experience. By analyzing all code—whether created by internal teams, AI, or third parties—we ensure more secure, reliable, and maintainable applications. With roots in the open-source community, Sonar supports over 30 programming languages, frameworks, and infrastructure technologies. Today, our platform is utilized by over 7 million developers and 400,000 organizations globally, including prestigious clients like the Department of Defense, Microsoft, NASA, MasterCard, Siemens, and T-Mobile. We are dedicated to creating exceptional products backed by passionate internal teams and a strong company culture. We are deeply committed to our mission and obsessed with our users, each other, and our open-source community. We maintain high standards and hold ourselves accountable to act with positivity, dedication, thoughtfulness, empathy, and passion every day. Our decision-making process is deliberate, with a strong clarity of intention, while also acting with urgency and speed. Finally, we pride ourselves on being effective and operationally efficient, collaborating as One Team to achieve our objectives. At Sonar, CODE is more than just an acronym – it's a mindset that shapes our daily operations. Why You Should Apply: Join our dynamic team of talented professionals dedicated to helping developers build better and faster. Sonar continuously enhances code quality and security while minimizing developer toil, allowing them to focus on what they love. Our solutions tackle the root causes of issues, ensuring that all code—be it developer-written, AI-generated, or sourced from third parties—is managed effectively.

Who We AreAt Lightning AI, we are the pioneers behind PyTorch Lightning, established in 2019. We create a comprehensive platform that facilitates the development, training, and deployment of AI systems, streamlining the journey from research to production.Following our merger with Voltage Park, an innovative neocloud and AI Factory, we combine cutting-edge software with scalable and cost-efficient computing resources. Our platform equips teams with the essential tools for experimentation, training, and production inference, all while prioritizing security, observability, and control.We cater to a diverse clientele that includes individual researchers, startups, and sizable enterprises. With a global presence, our offices are located in New York City, San Francisco, Seattle, and London, supported by renowned investors including Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.Our ValuesMove Fast: We embrace speed and precision, breaking down complex challenges into manageable steps.Focus: We achieve our goals one at a time, collaborating effectively to deliver high-quality features.Balance: We believe sustained performance comes from proper rest and recovery, promoting a healthy work-life balance.Craftsmanship: We take pride in our work and strive for excellence in every detail.Minimal: We prioritize simplicity in our innovations, focusing on what truly matters.What We’re Looking ForWe are seeking a talented Frontend Engineer to enhance and scale the user interface and frontend infrastructure of the Lightning AI platform. This individual will take ownership of key features, driving development from inception to deployment while collaborating with a highly skilled team of engineers, product managers, and designers. You will have the opportunity to build from proof of concept to release, with an emphasis on speed, quality, and iterative improvements.With over 10,000 organizations leveraging Lightning, you will play a vital role in shaping how AI is built and deployed globally.This is a hybrid role based in our San Francisco office, requiring in-office attendance for 2 days a week. The salary range for this position is $120,000 to $250,000.

Harness is a pioneering AI Software Delivery Platform company, founded by the visionary technologist and entrepreneur Jyoti Bansal, the mind behind AppDynamics, which was acquired by Cisco for an astounding $3.7 billion. With approximately $570 million in funding and a current valuation of $5.5 billion, Harness is supported by prominent investors such as Goldman Sachs, Menlo Ventures, IVP, Unusual Ventures, and Citi Ventures. In an era where AI is rapidly transforming code creation, the true challenge lies in the subsequent stages: testing, deployments, application security, reliability, compliance, and cost optimization. Harness addresses this challenge by integrating AI and automation into the software delivery lifecycle, allowing teams to deliver software more quickly while ensuring robust security and governance throughout all stages.Utilizing Harness AI and the Software Delivery Knowledge Graph, our platform injects deep context and intelligent automation into every aspect of the software delivery process, embedding governance and policy-driven controls throughout.In the past year alone, Harness has facilitated over 185 million deployments, 82 million builds, 18 trillion flag evaluations, 8 million security scans, and optimized 9.1 billion tests, while safeguarding 3 trillion API calls and managing $2.8 billion in cloud expenditure. This has empowered esteemed clients like United Airlines, Morningstar, and Choice Hotels to enhance release speeds by up to 75%, cut cloud expenses by as much as 60%, and achieve a tenfold increase in DevOps efficiency.With a diverse global team operating across 14 offices in 25 countries, Harness is at the forefront of the future of AI-driven software delivery and is eager to attract exceptional talent to propel us forward.

About SentryAt Sentry, we are on a mission to eradicate the prevalence of poor software. We empower developers to create high-quality software more efficiently, allowing everyone to rediscover the joy of technology.Backed by over $217 million in funding and trusted by more than 100,000 organizations, including industry giants like Disney, Microsoft, and Atlassian, we are developing innovative performance and error monitoring tools that enable teams to focus on building exceptional products instead of fixing bugs.Sentry supports a hybrid work model across our global offices, designating Mondays, Tuesdays, and Thursdays as in-office days to foster collaboration and connection. If you are passionate about creating solutions that enhance the digital experience, join us in developing the next generation of software monitoring tools.About the Role:As a member of the Solutions Engineering team at Sentry, you will play a pivotal role in helping our largest clients seamlessly integrate Sentry into their applications and workflows. This includes everything from SDK integration to ensuring that alerts and issues are directed to the appropriate channels at the right time. Solutions Engineers work directly with customers to guarantee optimal implementation and usage, ensuring that:Developers can swiftly identify and resolve application slowdowns and errors.Development teams enhance productivity and improve customer satisfaction.Your Responsibilities:Identify and understand customer challenges and goals, translating them into actionable implementation and onboarding strategies that deliver tangible business value.Create best practices, educational resources, and content focused on error and performance management, as well as the Sentry product (e.g., instructional articles and videos showcasing product functionality).Serve as a trusted advisor and subject-matter expert, guiding customers in software engineering and monitoring best practices.Conduct workshops with clients to promote deeper engagement and broader adoption of Sentry’s solutions.Collaborate internally to provide valuable feedback to product and development teams, aligning Sentry's product roadmap with efforts to enhance time to value.You Will Thrive in This Role If You:Enjoy discussing technology and interacting with engineers and technical leaders.Flourish in a fast-paced environment, tackling diverse challenges with enthusiasm.

Join Example org, a premier software company specializing in real-time collaboration on critical workflows. Since our inception in 2012, we have garnered over 10,000 customers globally and have secured backing from esteemed investors, including Example Capital. We recently completed our Series C funding and are valued at $750 million.As the Director of Platform Engineering, you will be a key member of our dynamic team, reporting to the Engineering Manager. Your contributions will be pivotal in enhancing our workflows and driving innovative initiatives.

Join Supabase as a Growth and Technology Management (GTM) Engineer, where you will play a crucial role in advancing our innovative technologies and solutions. In this dynamic position, you will collaborate with cross-functional teams to enhance our product offerings, optimize performance, and drive growth initiatives. Your technical expertise and strategic insights will be key to shaping the future of our platform.

ABOUT BASETENAt Baseten, we empower the leading AI companies of today, including Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma, and Writer, by providing essential inference capabilities. Our unique blend of applied AI research, adaptable infrastructure, and intuitive developer tools enables innovators at the cutting edge of AI to seamlessly transition advanced models into production. With our recent success in securing a $300M Series E funding round, backed by notable investors such as BOND, IVP, Spark Capital, Greylock, and Conviction, we're on an exciting growth trajectory. Join our team and contribute to the platform that engineers rely on to launch AI-driven products.THE ROLEAs an Applied AI Inference Engineer at Baseten, you'll collaborate closely with clients to design, develop, and implement high-performance AI applications using our platform. You will guide customers through the entire process, from initial concept to deployment, transforming vague business objectives into dependable, observable solutions that meet defined quality, latency, and cost metrics.This position is ideal for innovative engineers eager to gain insight into how modern organizations scale AI adoption. You will thrive if you enjoy a multifaceted role that intersects product development, software engineering, performance optimization, and direct customer engagement.It’s essential to note that this position requires hands-on coding and software development, while also encompassing elements of product management, technical customer success, and pre-sales engineering.EXAMPLE INITIATIVESExplore insights from our Forward Deployed Engineering team through these blog posts: Forward Deployed Engineering on the frontier of AIThe fastest, most accurate Whisper transcriptionDeploy production-ready model servers from Docker imagesDeploy custom ComfyUI workflows as APIs...

Employee Applicant Privacy NoticeAbout Us:At SoFi, we are dedicated to shaping a brighter financial future. Our mission is to revolutionize the way individuals engage with personal finance. As a next-generation financial services company and national bank, we leverage innovative, mobile-first technology to empower millions of members in achieving their financial goals. The industry is undergoing a significant transformation, and we are proud to be at the forefront of this change. Join us in investing in your career and the financial landscape.The Opportunity:We are on the lookout for a Senior Full-Stack Software Engineer to join our dynamic team. SoFi is expanding its crypto product offerings, creating a new team focused on delivering exceptional crypto services for our members. With recent advancements paving the way for our return to the crypto space, we aim to develop secure, intuitive, and comprehensive solutions in crypto Investing, Transfers, Payments, Custody, and beyond.As a key member of our team, you will be involved in all aspects of development, including functional implementation, system architecture, bug resolution, and code health maintenance, while continuously evolving as an engineer. The ideal candidate is hands-on, possesses a strong sense of ownership, and is passionate about delivering quality. We excel in collaboration between Product, Design, and Engineering, allowing you to engage in the entire product lifecycle from ideation to deployment and ongoing enhancement.At SoFi, you will be part of a revolutionary finance company dedicated to helping our members achieve financial independence. Our commitment to being at the center of our members’ financial lives drives us to innovate continually and expand our product range across loans, wealth management, and insurance. With our impressive growth trajectory, we are eager to attract exceptional talent, starting with you.

Role overview Pinterest is seeking a Principal Engineer to join the Online Systems team, based in either San Francisco or Palo Alto. This position centers on designing and building scalable systems that serve millions of users. The focus is on enhancing user engagement and optimizing the performance of Pinterest's online platforms. What you will do Architect and develop large-scale applications built for high-traffic environments Collaborate with engineering, product, and design teams to deliver reliable solutions Lead technical decisions that influence the direction of Pinterest's online systems

Truework, part of Checkr, Inc., is seeking a Senior Python Engineer to join the team in San Francisco. This position centers on enhancing the verification process for both users and partners by developing secure and dependable Python applications. Role overview The Senior Python Engineer will play a key role in shaping Truework’s verification platform. The focus is on building and maintaining Python-based systems that are both secure and user-friendly, supporting the company's broader mission. What you will do Design, develop, and maintain systems written in Python Work closely with other engineers and team members to launch new features Help ensure the platform remains secure and easy to use Location This role is based in San Francisco, California.

Anrok is at the forefront of tax automation, empowering businesses to scale globally without the burden of compliance complexities. As the digital economy has surged sixfold over the past decade, software companies are navigating a labyrinth of tax obligations that demand constant monitoring of exposure, rate calculations, and filing across more than 50 jurisdictions in the U.S. and numerous countries worldwide. This poses a significant challenge for companies aiming to transact seamlessly with customers around the globe.Anrok simplifies this process by integrating with billing and payment systems to automate the entire tax lifecycle, from monitoring to calculation and filing. Our comprehensive platform adeptly manages the evolving landscape of tax regulations at municipal, state, and federal levels, allowing businesses to concentrate on growth rather than compliance.Our clientele includes:40% of the top 50 AI companies listed by Forbes20% of the top 100 cloud companies as per ForbesLeading organizations such as Notion, Anthropic, and CursorWe are committed to making compliant digital commerce achievable for businesses of all sizes, supported by over $100 million from esteemed investors including Spark Capital, Sequoia, Index, and Khosla Ventures.We are seeking a Go To Market (GTM) Engineer focused on AI Adoption to design, develop, and implement intelligent systems that revolutionize our revenue operations. This role bridges software engineering with go-to-market strategy, crafting automation workflows, deploying services on GCP, and integrating Claude into production pipelines that function reliably at scale. This hands-on technical position requires ownership of the complete lifecycle from coding to secure deployment within our infrastructure—transforming our GTM approach from human-centric to AI-driven, directly influencing deal velocity, team efficiency, and our capacity to scale 3-4x without a proportional increase in headcount.

Chalk builds a platform designed to simplify and accelerate machine learning applications. The company combines the speed of Rust with approachable tools, helping developers tackle issues like complexity, latency, and scalability in ML workflows. Businesses use Chalk to support use cases such as fraud detection, identity verification, and clean energy optimization. The company recently raised $50 million in Series A funding, led by Felicis. More details can be found in this Reuters article. Role overview This Forward Deployed Engineer role is based in San Francisco and requires full-time, in-person presence (five days a week). As an early team member, you will work closely with clients and Chalk’s machine learning teams to deliver tailored technical solutions and improve the company’s infrastructure. Projects span industries like healthcare, finance, and recommendation systems, with applications including cancer detection, fraud prevention, and product recommendations. What you will do Design and implement Chalk’s technology solutions for customers, learning the platform’s infrastructure and optimizing integrations. Work closely with Engineering and Sales teams to deliver projects. Act as the main technical contact for clients during both pre-sales and post-sales, supporting onboarding and ongoing needs. Advise clients as their requirements change and new product features become available. Contribute to hiring by participating in Engineering team interviews. Requirements Technical background in software development or machine learning model development. Minimum of 2 years of experience in backend software engineering. Proficiency in Python and SQL. Strong teamwork and collaboration skills. This position is not hybrid. While Chalk offers flexibility for unavoidable conflicts, the expectation is a full-time, in-office schedule.

About Us:At LangChain, we are on a mission to revolutionize the presence of intelligent agents in everyday applications. We provide robust solutions for agent engineering, enabling developers to transform their prototypes into production-ready AI agents that organizations can depend on. Originating as widely embraced open-source tools, we have expanded to also deliver a comprehensive platform for building, evaluating, deploying, and managing agents on a large scale.Our tools, including LangChain, LangGraph, LangSmith, and Agent Builder, are trusted by teams developing real AI products across various sectors, from startups to large enterprises. We are proud that millions of developers utilize LangChain to support AI initiatives at prominent companies such as Replit, Clay, Coinbase, Workday, Lyft, Cloudflare, Harvey, Rippling, Vanta, and 35% of the Fortune 500.Having raised $125M in Series B funding from leading investors like IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we are at an exciting juncture, continuously innovating and expanding our product offerings. Each team member has the opportunity to make a significant impact on our growth and collaborative culture. At LangChain, your contributions can redefine how technology interacts with the real world.About the Role:We are looking for a Senior Fullstack Engineer to join our newly established team focused on developing foundational product features and integrations that enhance user acquisition, foster rapid experimentation, and enable self-service expansion. This pivotal role involves building growth systems from the ground up, working closely with cross-functional teams including product, design, GTM, and analytics to streamline user activation, optimize product offerings, and create a seamless growth narrative for both developers and enterprise clients. This position requires on-site presence five days a week in New York City, San Francisco, or Boston.Your Responsibilities:Engage across our technology stack (React, TypeScript, Python, Go) to develop full-stack product features that enhance growth and user retention.Create adaptable experimentation systems and processes that target a variety of growth metrics.Engage in data-driven, rapid growth experiments throughout the user journey, from onboarding to monetization.Design and implement new onboarding features and enhancements that quicken the user’s time to value.Develop growth mechanisms, including usage-based guardrails, intelligent upgrade prompts, and contextual calls-to-action.Collaborate closely with product, design, GTM, and analytics teams to identify, prioritize, and execute impactful growth initiatives.

About LightfieldLightfield is an innovative AI-driven CRM that seamlessly integrates with your email, calendar, and meetings. Our platform captures every interaction and organizes it into valuable insights, accounts, tasks, and follow-ups, ensuring that no detail is overlooked.We are revolutionizing CRM by focusing on the actual workflows of organizations. Rather than forcing teams to adhere to rigid systems, Lightfield intelligently learns and adapts, automating processes and providing actionable insights that fuel growth. We are building the CRM solution we always wanted: rapid, intelligent, and genuinely supportive.Our team is backed by prominent investors including Greylock, Lightspeed, and Coatue, and has a proven track record, having previously developed Tome, a generative AI presentation tool utilized by over 25 million users. Our members have extensive experience, having contributed to projects at Llama, Instagram, Facebook Messenger, Pinterest, Google, and Salesforce.About the RoleWe are seeking a dynamic, creative, and adaptable engineer who is passionate about crafting scalable, high-performance features and systems that offer cutting-edge AI product experiences.At Lightfield, engineers play a crucial role in project ownership from conception to execution, working collaboratively across various functions and pushing the boundaries of what is achievable in applied AI system development. You will partner with a talented team to provide industry-leading solutions while contributing to both the product and technical vision of Lightfield.Your ResponsibilitiesWork closely with product leaders to identify customer challenges, define requirements, and implement effective solutions.Design and maintain full-stack product features and systems from inception to deployment, ensuring they are reliable, scalable, and performant.Create observability tools and metrics that facilitate smooth operations, proactive issue detection, and ongoing improvement.Provide mentorship to team members, engage in code reviews, and help cultivate a strong engineering culture and best practices.Contribute to the development of an exceptional engineering team through recruitment, mentorship, and knowledge sharing.Your ProfileYou are enthusiastic about Large Language Models (LLMs) and eager to build systems that harness their capabilities.You are quick to adapt to a tech stack featuring TypeScript, React, Next.js, Node.js, Apollo GraphQL, and PostgreSQL.You possess solid software engineering fundamentals and are ready to tackle challenging problems.

Join Strava as a Senior Server Engineer in Our Identity Platform TeamAt Strava, we empower over 180 million athletes in more than 185 countries to track their activities and achieve their fitness goals. Our app is more than just a workout tracker; it’s a vibrant community where individuals can connect, share progress, and inspire one another. Whether you’re a runner, cyclist, or fitness enthusiast, Strava helps you find your crew and crush your personal bests. Embark on your journey with us today!Our mission is clear: to inspire people to lead their most active lives. We recognize the transformative power of movement in connecting individuals and propelling them forward.About This PositionWe are seeking a Senior Server Engineer to become a vital part of our Identity Engineering Team. This team is responsible for ensuring a secure and seamless experience for every athlete accessing Strava. Our identity systems go beyond mere authentication; they create a foundation of trust, security, and continuity across all our applications and platforms.This role follows a flexible hybrid model, requiring you to work on-site in our San Francisco office three days a week.Key Responsibilities:Develop core capabilities for the Identity platform, focusing on authentication, authorization, token lifecycle management, session continuity, and account security.Design and implement scalable and reliable server-side services to support account creation, login processes, account recovery, multi-factor authentication (MFA), and cross-application identity management.Enhance and innovate modern identity protocols by integrating standards such as OAuth 2.0, OpenID Connect (OIDC), WebAuthn, biometrics, and secure token exchange.Refine identity flows across our iOS, Android, and web platforms to ensure a frictionless user experience without compromising security.Collaborate with cross-functional teams, including Product, Security, Trust & Safety, Legal, and Mobile/Web Engineering, to create identity solutions that prioritize safety and privacy while supporting growth.Promote technical excellence by contributing architectural insights and shaping long-term Identity strategies.Mentor and support fellow engineers, fostering a collaborative and inclusive environment.Influence system design across teams, leveraging your expertise in identity to lead discussions on security, performance, and scalability.

Join Waymo for Business as a Senior Fullstack Engineer, where you'll play a pivotal role in shaping the future of transportation through innovative technology. In this dynamic position, you'll work collaboratively with cross-functional teams to design, develop, and maintain scalable software solutions that power our autonomous vehicle initiatives.