Founding Full Stack Engineer

Founding Full Stack EngineerLocation: San Francisco Bay AreaType: Full-TimeCompensation: Competitive salary + significant equity (founding tier)Supported by 8VC, we are assembling a top-tier team to address one of the industry's most pressing infrastructure challenges.About the RoleWe are seeking a founding full stack engineer to help design and build our pl…

About Sailor HealthSailor Health is dedicated to addressing the urgent mental health crisis affecting older adults. In the U.S., seniors are the demographic with the highest suicide rates but often lack adequate mental health services. With projections indicating that by 2030, over 65 million seniors will represent nearly a quarter of the U.S. population, this issue demands immediate attention.We are developing an innovative platform focused on senior mental health, facilitating connections between older adults, therapists, healthcare professionals, and insurance providers. Our AI-driven operating system enhances care coordination, provides real-time clinical insights, and simplifies insurance billing, allowing therapists to dedicate more time to compassionate care.Our rapid growth and partnership with Medicare enable us to deliver exceptional and affordable psychotherapy to hundreds of patients. We are proud to have the support of distinguished founders from Ramp, Nourish, Headway, Charlie Health, and Spring Health.⭐ About the RoleLocation: HQ - New York City - Remote.We are seeking a Founding Full-Stack Engineer who will spearhead the development of our AI-enhanced platform from its architectural design through to launch. You will collaborate closely with our co-founders to establish the systems and AI infrastructure that drive our platform, including tools for therapists and care navigation support.This is a unique opportunity to create and launch an AI-first product from the ground up at a startup that has achieved exceptional product-market fit. You will be responsible for significant technical decisions, influence our engineering culture, and rapidly bring innovative ideas to fruition. If you thrive in a fast-paced environment and seek to make a meaningful impact through your coding, we want to connect with you.

Founding Full-Stack Engineer (Direct Hire)Location: Fully Remote (U.S.-based; preference for East Coast or Central/Mountain Time)Compensation: ~$200,000 Base + Performance BonusVisa Sponsorship: Not AvailableAbout Our ClientOur client is a leading provider of innovative insurance solutions, offering customized services and advanced cloud-based platforms that empower carriers and MGAs to modernize their operations and scale effectively. With extensive industry expertise and proprietary SaaS solutions, Team Focus helps clients optimize underwriting, policy management, claims processing, and customer engagement, transforming complexity into growth.While insurance is the foundation of the company's business, digital systems and integrations are pivotal in enhancing operational efficiency and scalability for the future.Role OverviewAs the Founding Full-Stack Engineer, you will be the inaugural full-time engineer leading the charge in developing innovative internal and external technology solutions. Your role will be crucial in modernizing core workflows, establishing integrations with key partners and carriers, and scaling technological capabilities from the ground up. This position presents a unique chance to influence the technological future of a vital business unit where technology is a catalyst — not the end product.You will report directly to the hiring manager and work closely with leaders across business, product, and operations.Your ResponsibilitiesDirectly lead the design and implementation of cutting-edge full-stack applications that support insurance operations and product teams.Develop, enhance, and maintain integrations between internal systems and third-party services, carriers, and insurtech partners.Architect backend services, APIs, and business logic with a strong emphasis on performance, reliability, and scalability.Create frontend features with a focus on clean UI/UX that improves internal productivity and partner/customer workflows.Convert business requirements into high-quality technical solutions while anticipating future scaling challenges.Engage in technical planning, code reviews, and documentation to establish and uphold engineering standards.Assist in defining technology roadmap priorities based on business value and operational impact.

About Glass HealthFounded by physicians, Glass Health is dedicated to harnessing technology to enhance medical practice and elevate patient care. We are committed to creating superior tools that allow healthcare professionals to focus on what truly matters—spending quality time with patients.Our mission is to empower clinicians with cutting-edge AI solutions for clinical decision support (CDS).We strive to enhance diagnostic precision, facilitate the application of evidence-based medicine, promote health equity, alleviate clinician burnout, and ultimately elevate patient outcomes on a global scale.About the Role:We are in search of skilled, innovative engineers proficient across the technology stack (Product, Full-Stack, Backend, Applied AI/LLM) to develop new products and enhance our existing offerings. Your expertise will be crucial in enabling rapid iterations while ensuring our solutions are high-performing and reliable. In this dynamic, collaborative, and fast-paced environment, you will play a pivotal role in delivering our technology to a vast user base, ensuring it is executed with excellence and reliability.This is a Founding engineering position, providing you with significant ownership and influence over the company’s success, while playing an integral role in shaping the future of healthcare.

Join Us at CredalAt Credal, our mission is to leverage frontier AI technology to empower those who are committed to building a brighter future for all.We specialize in streamlining the most intricate operations for some of the world's most influential organizations, incorporating security and governance at every stage of our product development. Our esteemed clients include the U.S. Department of Health and Human Services, MongoDB, Comcast NBCUniversal, Lattice, Wise (TransferWise), Checkr, and incident.io, among others.Having successfully raised over $10 million to date, we have substantial runway to support our growth. You will become a valuable member of our team of Thoughtful Doers™, who hail from renowned companies such as Palantir, Cruise, Meta, Uber, and Google. Our team operates in-person from our spacious Brooklyn office, with meals provided.About the RoleWe are seeking a founding Full Stack Engineer to build upon our existing progress, catering to the proven market demand from global enterprises, while creating a scalable and high-performance architecture that upholds our industry-leading security standards.Responsibilities include:Enhance our platform to empower customers in building top-tier agents and MCP servers, facilitating productivity in their workflows.Contribute to architectural and design decisions, along with establishing strategies for code and product quality.Ensure reliable synchronization of billions of records into our data platform from customer SaaS tools.Collaborate directly with customers and our Go-To-Market (GTM) team to identify and address complex, cutting-edge challenges.Take full ownership of our core products, which utilize the following technologies:Frontend: React, TypeScript, Next.js, TailwindBackend: TypeScript, Temporal, Next.js, Gel/PostgreSQLAI/ML: OpenAI, Anthropic, Cohere, Gemini, Milvus/QDrant/MongoDBCloud: AWS, Terraform, Helm, KubernetesAbout YouYou could be an excellent fit if you're a passionate developer with proficiency in both frontend and backend technologies, and possess a keen interest in Agentic AI and LLM applications, even if you lack direct experience in AI.You are motivated to join our mission of advancing frontier intelligence in sectors that significantly impact human welfare, such as healthcare, government, and financial infrastructure.Coding is second nature to you, and you thrive in dynamic environments.

At Ventuals, we are revolutionizing on-chain markets to provide everyone the opportunity to engage with technological advancements. Our focus begins with perpetual futures for pre-IPO companies.The private equity landscape, valued at over $13 trillion, has historically excluded retail investors. As top startups remain private longer, everyday investors have been denied access to their growth.Ventuals aims to democratize private markets, allowing anyone to trade shares in leading private companies such as OpenAI, SpaceX, Anthropic, and Stripe.With our innovative technology built on Hyperliquid, we've achieved impressive traction on the testnet, attracting approximately 10,000 weekly active traders and surpassing 1 million trades within just two months of our launch, all without a dedicated marketing budget.Our seed funding round was spearheaded by Paradigm, complemented by angel investments from Coinbase Ventures, Electric Capital, Ethereum Foundation, Uniswap, and Flashbots.Based primarily in New York, our small yet elite team often collaborates from a stylish office in Soho alongside other early-stage companies funded by Paradigm.About the RoleWe are seeking a senior or staff-level engineer to join Ventuals in anticipation of our mainnet launch. You will play a pivotal role in defining the user experience, trading systems, and infrastructure that will be available to our users from day one.As a versatile engineer, you will engage with the entire technology stack—developing user-facing features on our Next.js application, constructing essential trading APIs, and optimizing the infrastructure that supports our exchange.

We are seeking a talented and motivated Remote Full Stack Software Engineer to join our dynamic team at Jobgether. In this role, you will be responsible for developing and maintaining both client-side and server-side applications, ensuring seamless user experiences and efficient backend processes. You will work alongside cross-functional teams to deliver high-quality software solutions.As a Full Stack Engineer, you will have the opportunity to engage in the entire software development life cycle, from conception to deployment. Your expertise in various programming languages and frameworks will be crucial in driving innovation and improving our products.

Founding Full Stack EngineerAt Syncopate, we're revolutionizing the back office of the music industry. To learn more about our vision and the significance of our work, check out our blog post.As an engineer myself, I understand the challenges of navigating through numerous startups that lack product-market fit, are overly reliant on venture capital, or don't offer competitive salaries. At Syncopate, we're dedicated to creating a business with robust product-market fit, complete independence, and tangible financial rewards, all while pursuing an ambitious and impactful goal. If you're a skilled engineer eager to earn what you're worth while tackling meaningful challenges in a bureaucracy-free environment, this opportunity is for you.Your RoleUtilize cutting-edge LLM technology to develop AI-driven products.Construct data systems capable of processing trillions of music data rows.Collaborate with the design team to create aesthetically pleasing frontend experiences for users.Take ownership of your projects from design through implementation, testing, and release.Note: As a small company, we encourage growth in various directions based on your interests.Qualifications3+ years of experience in software engineering.A strong desire to build something you can take pride in.Proficient in Typescript and the NodeJS ecosystem.Experience with OLAP DBMS such as Clickhouse.Familiarity with React.Experience in cloud-based DevOps workflows.Preferred TraitsA genuine interest in the music industry, as understanding its nuances is crucial for this role.Comfortable working with extensive and complex third-party datasets.Experience in building production-ready AI-native applications using LLMs for mission-critical components.

Company Mission Aktos is an innovative seed-stage Vertical SaaS Fintech startup on a mission to revolutionize the $18B Credit Collections industry. We are seeking a Founding Full Stack Engineer (70/30 Backend focused) who will play a pivotal role in developing the Operating System that empowers credit collectors to help consumers improve their financial well-being. Credit collectors play a crucial yet often underappreciated role in our financial ecosystem. By assisting consumers in managing their debts and enhancing their credit scores, they provide a valuable service that enables individuals to start anew. Furthermore, collectors help vital businesses—such as medical practices and local governments—minimize payment default risks, ultimately securing their revenue streams. At Aktos, we are committed to creating a modern software platform tailored to the unique workflows of collectors, transforming the credit recovery process into a more positive experience for all stakeholders. Our Team Aktos was founded by a team of experienced Product and Engineering leaders with backgrounds from top-tier companies including Zenefits, TikTok, Meta, LinkedIn, Google, Apple, Amazon, WeWork, and Flatiron Health. Join us and collaborate with industry experts as we build, launch, and scale world-class software solutions. Our Tech Stack: Frontend: ReactJS, Redux, RTK Query Backend: Django, DRF, Postgres DevOps: Kubernetes, Celery, GitHub Actions, Terraform, AWS Key Responsibilities: Collaborate with our CEO, CTO, and a small team of engineers to develop full-stack features and enhance our product. Engage with the entire tech stack using cutting-edge frameworks and tools while taking ownership of your execution. Assume end-to-end responsibility for your contributions and lead significant components of our product roadmap.

About Pax HistoriaPax Historia is an innovative alternate-history sandbox game that allows players to select a country and a pivotal moment in time, enabling them to rewrite history. Imagine a world where Rome never fell, the Soviet Union thrived, or Genghis Khan reigned longer.Supported by Y Combinator, Pace Capital, and Z Fellows, our game has amassed nearly 20 million rounds played and is experiencing rapid growth. Your contributions will impact a product enjoyed by hundreds of thousands of players.Our CultureMany of our players discover Pax Historia through word-of-mouth, YouTube reviews, and other organic channels, and they return because of our commitment to building an exceptional game. We want every team member to share this passion. History enthusiasts are particularly welcome, but we encourage anyone who can articulate their excitement about our game to apply.As a small company, you will collaborate closely with the cofounders and a select group of employees. We seek self-motivated individuals who are team players and ready to champion their ideas. The leadership style here values autonomy, allowing you to thrive without micromanagement.Flexibility is crucial in our fast-paced environment. As we scale, be prepared to address various challenges that arise.Your RoleWe are looking for a full-time web developer to join us on-site in San Francisco (Dogpatch). You will report directly to the cofounders. This role is intensive, with an expected commitment of 50-60 hours per week initially, transitioning to potentially fewer hours as you settle in. While we prefer candidates who can commit to in-person work, there may be slight flexibility for hybrid arrangements (e.g., 1 day per week remote). Your schedule will have some flexibility.As a web developer, you will play a key role in enhancing the customer experience on paxhistoria.co.Given our small team size, you will also be expected to assist with various ad-hoc projects as they arise. This is a dynamic, evolving role!

Join Our Innovative Team at Supermove:Transform an Entire Industry.As a Full-Stack Software Engineer, you will play a pivotal role in revolutionizing the moving industry, previously untouched by advanced technology. Your contributions will empower thousands of businesses to enhance their operations, leading to increased efficiency, revenue, and an improved experience for their customers. We support our clients throughout their journey, driven by a shared passion for making a real impact in people's lives.Be a Key Player in Our Success.You will be part of a customer-focused team that approaches challenges with empathy and analytical thinking. We are dedicated to genuinely solving our customers' problems through comprehensive problem discovery, user research, and iterative testing. We seek experienced and insightful engineers who are excited to tackle real-world challenges and witness their software positively impacting users every day.Collaborate with a Dynamic Team.At Supermove, we aspire to create a lasting and iconic company. Our ambitious goals drive us to work swiftly and iteratively, fostering an environment of trust and transparency. Our collective mission is to realize our vision to the fullest, ensuring that we consistently deliver exceptional outcomes.

About ReacherAs the leading partner for TikTok Shop, we empower brands such as Under Armour, Hanes, HeyDude, and Logitech to enhance their affiliate marketing strategies. Having achieved over 7 figures in ARR, we are on an accelerated growth trajectory this year.Our ambition is to position ourselves as the Hubspot for creator marketing, facilitating connections and growth between brands and creators across all major commerce platforms, including YouTube Shopping, Instagram Shopping, Shopify, and Amazon. We are pioneering essential infrastructure for the creator economy and integrating AI with some of the largest brands and creators worldwide.Your contributions will make a tangible difference from day one, as our user base relies on our product daily.

unframe is looking for a Full Stack Software Engineer to join the team remotely from New York. This role focuses on building and maintaining software that enhances user experience and supports various projects across the company. Key Responsibilities Develop and maintain scalable applications as part of ongoing initiatives Collaborate with cross-functional teams to design and implement effective software solutions Contribute to projects that have a direct impact on users and support business objectives Location This is a fully remote role based out of New York, New York.

About EnGenEnGen is dedicated to transforming English instruction through an innovative, AI-driven platform. Our mission is to bridge the access gap for adult English learners, who now make up 10% of the U.S. working-age population, yet receive support from the workforce system for only 4% of their needs. As a Certified B Corporation, we collaborate with employers, adult education providers, workforce development organizations, and government entities to connect job seekers and current employees with essential English skills, career opportunities, and employment in high-demand sectors. Our approach not only helps companies with their recruitment and retention challenges but also promotes economic mobility for learners.Position OverviewWe are seeking a Full-Stack Software Engineer to join our team and contribute to the development of our cutting-edge technology platform that empowers adult English learners in achieving their career objectives. In this role, you will utilize TypeScript and React for frontend development, and Python with FastAPI for backend services, enhancing the capabilities of our AI-powered learning environment.As part of our engineering team, you will be expected to demonstrate proficiency in AI-assisted development tools, such as Cursor and Claude Code, to accelerate the coding process while maintaining high standards of quality. You should be adept at directing AI to produce code, critically assessing its outputs, and recognizing when manual coding is necessary.

Established in 2018, Tines has dual headquarters in Dublin and Boston, driving some of the most critical workflows globally. Our cutting-edge workflow platform harnesses the power of AI, automation, and human ingenuity to deliver tangible business outcomes.We cater to a diverse clientele ranging from startups to established corporations, including industry leaders like Canva, Databricks, Elastic, Kayak, Intercom, and McKesson. Tines offers a vendor-agnostic approach, seamlessly integrating with any API-enabled service, empowering our customers to achieve their most pressing goals with speed and efficiency. Our design prioritizes security and privacy, making us a preferred choice for teams in security, IT, engineering, finance, and other fields requiring stringent security measures.At Tines, we embody the values of Simplicity, Speed, and Soundness. Our dedication to providing outstanding customer experiences is matched by our commitment to fostering a culture that values individual curiosity, growth, and integrity. We are enthusiastic about the future and welcome passionate individuals to join our journey.As a part of our team, you will take on responsibility for our authentication processes, user identity management, authorization, access control, audit logs, and managing credentials for external tools that integrate into customer workflows. Given our dynamic and expanding software engineering department, your role will not be confined to any specific aspect of our product or technology stack.This position transcends mere code writing; you will have a significant impact on shaping our technical direction, product features, and company culture. Our collaborative engineering team prides itself on problem-solving and supporting one another, fostering an environment where everyone can thrive and perform at their best.Work fully remotely from anywhere on the East Coast of the United States, with a preference for candidates in the Greater Boston area to utilize our office space when desired.Your responsibilities will include:Collaborating with team members to develop effective solutions for our customers' challenges.Implementing valuable code changes within your first week, with immediate deployment to production.Writing and reviewing high-quality, thoroughly tested code to ensure a stable product for our customers and a manageable codebase for our team.Identifying areas for enhancement in our codebase and workflows, sharing the responsibility for our team’s continuous improvement.Taking ownership of the problems you address and the solutions you create.

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 Uplane (YC F25)At Uplane, we're on a mission to revolutionize how companies manage their marketing budgets. Our cutting-edge AI system replaces outdated methods like disjointed agencies and spreadsheets, drastically reducing inefficiencies. By creating targeted ads, developing cohesive landing pages, and optimizing budget allocations across multiple channels, we empower our clients to maximize their marketing potential. Join us in building the AI engine that will redefine marketing strategies globally.About The RoleWe are looking for a talented and enthusiastic Full-Stack Engineer to become a pivotal part of our dynamic team in San Francisco. This role presents an incredible opportunity to take full responsibility for developing features from the initial concept through to deployment, all within the exciting environment of an early-stage startup.Why Join Us?Be part of an innovative startup from the ground upTackle significant challenges within a vast marketTake ownership of your work and advance rapidly in your careerExperience a culture that is fast-paced, ambitious, enjoyable, and groundedResponsibilitiesFull-Stack Development: Design, implement, and sustain scalable applications with Node.js, TypeScript, and Nuxt (Vue).System Architecture: Develop and manage effective database schemas using PostgreSQL and Supabase, ensuring data integrity and optimal performance.Infrastructure & Operations: Oversee application deployments and background tasks via Render and Inngest, while contributing to the maintenance of dedicated deployments on Microsoft Azure.Product Ownership: Lead projects through all phases, including ideation, execution, deployment, and continuous support.User-Centric Design: Utilize strong product and design acumen to develop software features that are user-focused and aligned with market demands.Collaboration: Work closely with the operations team and customers via Slack and Notion to guarantee that technical solutions meet user needs.QualificationsBachelor’s or Master’s degree in Computer Science or a related field, or equivalent hands-on experience.Experience with full-stack development, including proficiency in Node.js, TypeScript, and Vue.js frameworks.Strong background in database management, particularly with PostgreSQL and Supabase.Familiarity with cloud services such as Microsoft Azure.Excellent problem-solving skills and a passion for building user-friendly applications.Effective communication skills for collaborating with team members and stakeholders.

Join Our Dynamic Team at KustomerKustomer is at the forefront of revolutionizing customer interactions with our industry-leading conversational CRM platform. By leveraging intelligent tools such as AI and automation, alongside no-code configuration and a unified data platform, we empower businesses to enhance operational efficiency and provide personalized services across multiple channels. Our platform is trusted by renowned customer service brands including Sweetgreen, Starz, Vuori, Resy, and Cotopaxi.Established in 2015 by visionary entrepreneurs Brad Birnbaum and Jeremy Suriel, Kustomer has successfully secured over $230 million in funding from top venture capitalists. Following our acquisition by Meta in 2022, we have embarked on a new journey as an independent company with continued backing from our original partners, Battery, Redpoint, and Boldstart Ventures, raising an additional $60 million to fuel our growth.In 2023, Kustomer spun out from Meta, further solidifying our mission to transform communication through modern messaging channels. Our team, the Krew, consists of passionate individuals dedicated to enhancing customer service experiences. We are committed to growth and innovation, seeking individuals who thrive on challenges and are eager to learn. Our remote-friendly culture allows Krew members across the U.S. and U.K. to collaborate and connect at our annual Kamp Kustomer event.

Join Doxel, a pioneering force in the construction industry, where we leverage cutting-edge computer vision and artificial intelligence to revolutionize project management. Our innovative platform provides teams with real-time insights into progress, risks, and execution, significantly reducing inefficiencies that cost the industry over $3 trillion annually.We empower a diverse range of clients, from hospitals to data centers, enhancing decision-making and accelerating project delivery. Our automated progress tracking solution ensures projects remain on schedule and within budget, enabling our customers to complete work an average of 11% ahead of schedule, achieving up to 16% savings on cash flow.Supported by leading investors such as Insight Partners and Andreessen Horowitz, our dynamic team of engineers, scientists, and construction professionals are committed to transforming the $15 trillion construction industry.

Join the Mosey Team!Mosey simplifies employment compliance, empowering rapidly growing companies to hire and operate seamlessly across various locations without the heavy administrative load.What makes hiring across multiple locations so complex? Each country, state, and municipality has distinct employment requirements that demand ongoing attention. These requirements encompass HR, tax, accounting, and legal aspects, creating a labyrinth of obligations that can be both costly and challenging to navigate.Your Role:Develop innovative tools and automation that streamline employment compliance for users.Integrate APIs and construct robust data pipelines.Create API endpoints to support various applications and partner integrations.Design user-focused UI/UX solutions that effectively address compliance challenges.Architect, implement, and enhance new features from the ground up.Gather and analyze user feedback to guide future development efforts.Establish foundational engineering and product development practices.Set up initial infrastructure and continuous integration workflows.Collaborate closely with the founder and founding team to build prototypes and MVPs.