Founding Backend Engineer
$175k - $300kTrove
About Trove Trove is developing an AI associate for financial firms - think enterprise search & agents for private equity, hedge funds, and banks Our mission is to deliver associate‑level AGI We’ve raised nearly $10M from Menlo and Khosla Ventures We have strong initial traction - large enterprise contracts and user engagement on par with best‑in‑class B2B AI applications Why this role? High impact: You’ll shape the product and culture from day one. Expect to dive into unsolved challenges at the Gen AI application frontier – enterprise‑scale data retrieval, autonomous agents, and knowledge graphs. High equity: 0.5%+ equity. $175K - 300K cash. You will own a meaningful piece of the company. High talent density: Be a part of a great founding team in SF. Shivaal Roy (CTO) was a founding engineer at Glean ($100M+ ARR today) and managed the Assistant and Search teams, where he solved similar problems. Danny Goldman (CEO) was a top performer at Bain’s Private Equity group What you’ll do Push the frontier of GenAI applications by delivering human‑level capabilities Design and build novel knowledge graph algorithms to power search and retrieval over unstructured and structured firm data Collaborate with the top AI labs and elite financial firms to design reliable AI‑native systems Who you are Track record of extraordinary ability 3 - 8 years of software engineering experience Excitement to work in person 4 days a week in SF Nice but not required: experience with LLMs, search and retrieval, previous work at a financial firm #J-18808-Ljbffr Trove
- ...companies while building a long-term career. Job Title: Founding Infrastructure & Reliability Engineer Location | On-Site — San Francisco, CA Time Zone |... ...operating production infrastructure or high-throughput backend systems Strong debugging ability across services,...Suggested
- ...Design, develop, and maintain scalable backend services to help us serve millions of users... ...new features. Collaborate with frontend engineers to design and implement RESTful APIs and... ...Previous experience as a founder or founding engineer is highly preferred. Hard skills...SuggestedFull timeContract workWork experience placementWork at officeImmediate start
$150k - $300k
...–1% equity About the Company A Seed-stage AI company (founded 2024, $7.5M raised) building production-grade systems... ...–10 people · Industry: AI Tools. The Role A founding, backend & infrastructure-heavy engineering role on a small, talent-dense team. You'll own production...SuggestedFull timeH1bWork at officeVisa sponsorship- Zania is recruiting a founding software engineer to join our backend team in San Francisco. You will design, build, and deploy scalable backend services powering our core product and the agentic AI platform, with a focus on reliability and security. This role emphasizes...Suggested
$150k - $250k
AgentMail (YC S25) is seeking a Founding Engineer in San Francisco to design intuitive APIs and architect high-performance systems. This role requires prior engineering experience and a proven ability to ship software used by real users. The compensation package includes...Suggested$150k - $300k
Compound AI seeks exceptional backend engineers in San Francisco to build the data pipelines that drive its AI agents. You will work directly with the founding team to integrate diverse financial data sources, ensuring precise query performance. The ideal candidate has...$130k - $200k
...San Francisco, is looking for a talented engineer to architect and own core systems that... ...leverage expertise in high-performance backend systems, especially in Python, to deliver... ...-paced environment alongside a world-class founding team. #J-18808-Ljbffr Kastle (YC S24)- An innovative tech company in San Francisco is seeking a Founding Backend Engineer to build an AI-powered knowledge platform. This role involves shaping product development, defining technical direction, and working on backend systems, APIs, and databases. Candidates should...Flexible hours
- At Falconer, we’re transforming how engineers create, access, and share knowledge. We’re looking for a Founding Backend Engineer to help us build an AI-powered knowledge platform that companies love. As a founding engineer, you won’t just help shape our product development...Work experience placementWork at officeFlexible hours
- ...Job Description Job Description Our client, a fast-growing AI B2B education startup, is hiring a Founding Backend Engineer to own and lead the core systems that make their AI assistant work. This is a high-ownership, high-autonomy role at a company with real paying...Immediate startFlexible hours
- ...Job Description Job Description We are hiring a Founding Software Engineer in San Francisco. We are building a small, talent-dense team... ...developer experience. Architect, build, and scale core backend systems powering document intelligence and VLM-based workfows...
$135k - $250k
...problem. Backed by Greylock Partners and founded by early Abnormal Security team... ...Your skillset ~3+ years developing backend software ~ Designed, implemented, and... ...We are an AI-native company, and Fable engineers are excited to use AI-powered development...Work experience placementWork at officeRelocation package3 days per week- ...customer codebases and popular open source software. Our founding team includes deep expertise in data, infrastructure, security... ...Infrastructure. About this role: We're seeking an experienced Backend Engineer to lead the charge in building the world's first AI-native...Full timeWork at office
$180k - $250k
...Backend Engineer London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle,... ...Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training...Work at officeWork from homeFlexible hours2 days per week$140k - $210k
...Blockchain Infrastructure Engineer Interested in working on cutting-edge blockchain technology... ...to be. About the Role We need a Backend/Systems Engineer who owns the critical... ...real time creating real world utility. Founded in 2014, the Stellar Development...Temporary workWork at officeLocal areaWorldwideFlexible hours- ...Experience: 2–8 years Stage: Seed → Series B Role Type: Early hire / founding engineer Why This Role Exists You’ll help build the core product from... ...’ll Do Build end-to-end product features across frontend and backend Ship quickly in 0→1 environments Design APIs, schemas, and...
- Day One Partners is seeking a backend developer in San Francisco to build and scale AI-powered systems. Join a venture-backed startup creating technology to navigate chronic health conditions. You will have significant ownership over architecture and product direction,...
$200k - $300k
...the company | Founding Full‑Stack Engineer | San Francisco | Full‑time | $200K–$300K + founding equity | the company.ai the company is the AI agent... ...production: own the architecture, the agent runtime, the backend, and the integrations the agents act through (Toast,...Full timeImmediate start- ...believe in thinking bigger—and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered... ...management—and change lives along the way. The Role As a Backend Software Engineer, you will be responsible for designing, building, and maintaining...Temporary workWorldwide
- ...a century. Dryft is powering the next. THE ROLE As Founding Fullstack Engineer , you’ll be the brain behind Dryft’s decision intelligence... ...Have shipped production code end-to-end, are strong in backend & infra and comfortable shipping basic frontend features....Relocation
- SageBeans RPO in San Francisco, CA is seeking an AI-native backend engineer with 2-5 years of experience in full-stack or backend development using Python and TypeScript. The role emphasizes building production-ready systems, data pipelines, and integrations with legacy...
$180k - $230k
...in the AI-powered sales automation space is hiring its first Founding Engineer. You'll join the CTO as a core member of a tiny, high-caliber... ...tool use, prompt engineering, and conversation flow. Production backend development experience in Python (services, APIs, backend...Remote work- ...Founding Full-Stack / Product Engineer (Onsite — San Francisco, CA) Location: San Francisco, CA (onsite) Employment Type: Full-time About the Role We... ...features across React/Next.js (frontend) and Node.js/NestJS (backend). Design reliable data models and services using...Full time
$150k - $200k
...acting on behalf of, and pay for the transactions they conduct. Founded in 2025 by operators with deep payments-network backgrounds,... ...Industry: FinTech The Role This is the company's second founding engineer hire, building the platform end-to-end with particular focus on...Full timeH1bVisa sponsorship$150k - $180k
...behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Founding Full Stack Engineer Salary: $150k–$180k + Equity Company Description: VC-backed AI supply chain startup Job Description: As the first non-...Work at office- Greylock Partners in San Francisco is seeking a Senior Software Engineer to join their team. This unique position is ideal for someone with a passion for building large-scale back-end systems and an entrepreneurial mindset. The role offers a chance to shape technology...
$200k - $300k
...Founding Full-Stack Engineer San Francisco | $200k-$300k + 0.2-0.5% Equity Most AI startups are building copilots. Our client is building the operating system for the physical economy. Transportation, logistics, manufacturing, and field services; industries...Work at office- Fambot is seeking a Backend Engineer in San Francisco to lead the design and development of core backend services. You will integrate cutting-edge AI technologies with proven software systems. The ideal candidate has over 4 years of experience in backend development and...
- ...The role We are hiring a Founding Frontend Engineer to be the tip of the spear for turning Worktrace AI’s ambitious product vision into reality... ...culture. What you’ll do Collaborate with Design, Research and Backend Engineering to build novel AI experiences Build beautiful,...Visa sponsorship
$50k
A dynamic AI startup in San Francisco is seeking a founding full-stack engineer to own the application layer of their platform. The role involves building user-facing dashboards, designing APIs, and leading architectural decisions. Ideal candidates will have experience...
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