Founding Full-Stack Engineer — AI SaaS Pioneers
$180k - $230kCLERA
CLERA is an early-stage B2B SaaS startup in San Francisco seeking a Founding Engineer to join the CTO as a core member of a high-caliber team. You will design and build LLM-based conversational agents, contributing across the full stack from orchestration to UI. This role involves rapid prototyping and delivering full-stack features. Compensation includes a salary of $180,000 – $230,000 annually and early-stage equity. The position is fully on-site, with no remote options available. #J-18808-Ljbffr CLERA
- ...healthcare excellence platform is seeking a Founding Full Stack Engineer to design and build critical... ...develop multi-hospital data models and AI-driven workflows using TypeScript, React... ...engineering standards in a fast-paced SaaS environment, directly impacting patient...Suggested
- ...A leading technology firm in San Francisco is seeking a Founding Full-Stack Software Engineer to manage end-to-end features on their AI-native platform. The role requires engagement in both frontend and backend development, using technologies such as React, Node.js, and...Suggested
- ...A pioneering AI communication company is seeking a Founding Full-Stack Engineer to lead the development of a revolutionary mobile application. This hands-on role focuses on React Native and Python integration, aiming to reshape how humans communicate in group settings....Suggested
$180k - $230k
...the Role A well-funded, early-stage B2B SaaS startup in the AI-powered sales automation space is hiring its first Founding Engineer. You'll join the CTO as a core member of... ...lanes here. You'll own problems across the full stack, from LLM orchestration to embeddable...SuggestedRemote work$160k - $220k
...A pioneering tech company in San Francisco is seeking a Founding Full-Stack Engineer. This hands-on role involves building end-to-end AI-native systems in collaboration with product teams and early customers. The ideal candidate has over 7 years of engineering experience...Suggested$100k - $150k
...Join to apply for the Founding Full Stack Engineer role at Text.ai (YC X25) 2 days ago Be among the first 25 applicants Join to apply for the... ...revolutionizing how people communicate in group chats. We're pioneering an entirely new category of consumer AI products that...Full time- Job Title Founding Full Stack Engineer Salary Not Disclosed + Equity Company Description Fast-growing HealthTech... ...complex hospital structures and build AI-driven workflows that automate... ...experience building and scaling workflow-heavy SaaS applications using TypeScript, React,...Immediate start
- Overview Founding Full Stack Engineer (+ Equity) at NELP NELP is a fast-growing nursing excellence platform... ...multi-hospital data models and AI-driven workflows that replace legacy spreadsheets... ...systems. Fast-paced vertical SaaS environment where you sit in on customer...
- Founding Full-Stack / Product Engineer (Onsite — San Francisco, CA) Location: San Francisco, CA (onsite) Employment Type: Full-time About the Role... ...and CI/CD experience. Background in sales tech, AI, or B2B SaaS. Early-stage/founding engineer experience and/or meaningful...Full time
$200k
A pioneering AI startup is seeking a Full Stack Engineer to join their innovative team in San Francisco. The role involves tackling SaaS integration challenges, handling user-facing requests, and contributing to AI agent infrastructure. Ideal candidates should have 2-5...$175k - $225k
...Founding Full-Stack Software Engineer (React / Node.js / NestJS / PostgreSQL) Carma Technologies, Inc. Base... ...Department: Engineering We’re building an AI-native platform that transforms fleet... ...complex, workflow‑driven B2B SaaS products. Not a Fit If You’re looking...Full timeWork at officeRemote work- A pioneering AI technology company in San Francisco seeks a Founding Engineer - Full Stack to drive the modernization of the construction industry. This high-impact role involves architecting core services in Node.js/TypeScript and building native Electron apps for complex...
- ...A mission-driven healthcare startup in San Francisco is seeking a Founding Engineer (Full-Stack) to lead the development of an AI-powered platform. The role requires strong skills in TypeScript and React, with responsibilities including end-to-end application development...
- ...A technology startup based in San Francisco is seeking a Founding Engineer (Full Stack) to architect and build their platform. This role offers significant... ...architecture while working on large-scale data systems and AI-native agents. Ideal candidates will have 5+ years in full...
- ...A cutting-edge AI startup based in San Francisco is seeking a Founding Software Engineer to lead product development and innovate within the HVAC sector. This full-time role demands exceptional academic credentials and a commitment to integrating AI technologies into...Full time
$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...- ...–8 years Stage: Seed → Series B Role Type: Early hire / founding engineer Why This Role Exists You’ll help build the core product... ...experience Establish engineering best practices Use modern AI developer tools to move faster (LLM copilots, agent workflows,...
$160k - $220k
...Job Description Job Description Founding Full-Stack Product Engineer (AI-Native) On-Site | San Francisco | Full-Time $160K–$220K base + meaningful equity H-1B transfers supported The Bar This is a founding engineer seat at an early-stage AI company building...Full timeH1b- ...We're assisting a well-funded, one-person startup with their first hire: a founding full-stack engineer. Their product provides SMBs with dedicated tax advisers and AI-optimized tax strategies. The role will work onsite in SF, and they're planning to go to market in the...
$120k - $250k
...Overview Founding Full-Stack Engineer role at Floot (YC S25). Base pay range is provided; your actual pay will be based on skills and experience... ...our culture. You’ll wear many hats and touch everything from AI systems, user-facing features, to backend infrastructure....Full time- ...powering the next. THE ROLE As Founding Fullstack Engineer , you’ll be the brain behind Dryft’s... ...(we support relocation & visa) TECH STACK FE (TypeScript): React, Chakra UI... ...SQLModel, Postgres with pgvector, dagster AI: Pydantic AI, Langfuse #J-18808-...Relocation
- ...Senior AI/ML Engineer At Solum Health, we're on a mission to rebuild... ...end-to-end features across the stack using Next.js on the frontend... ...experience in AI/ML engineering, full-stack engineering, or both.... ...chill agency tool or another SaaS dashboard. We're rebuilding...Immediate start
- Jack & Jill, a VC-backed pre-construction AI startup in San Francisco, is looking for a Founding Engineer to develop end-to-end AI solutions for the construction industry. As part of a founding team, you will work on core Node.js services and a critical desktop application...
- Gauge is hiring a Founding Full-Stack Engineer to join their team in San Francisco. This full-time role involves enhancing their AI-driven analytics system and improving product features based on customer feedback. The ideal candidate should have experience in web development...Full time
- Getclera is searching for a Founding Engineer — Full Stack in San Francisco, California, to help brands understand how LLMs influence decisions. Join a founding team dedicated to building AI-powered brand intelligence, shaping how customers perceive AI capabilities and...
- The Role As a Founding Engineer, you’ll work directly with the founders to architect, build, and scale... ...the platform from 0 to 1 . You’ll take full ownership of core features, shape the... ...functional UIs — pushing the envelope on AI product patterns and moving beyond...
- ...action by orchestrating AI agents with deep... ...the entire manufacturing stack. These systems reason about... ...Founders Takt was founded by Adhitya Raghavan (CEO... ...Mechanical & Aerospace Engineering), Harvard (MBA, Baker... ...Now, he's bringing it full circle, building Takt to...Temporary workRelocation
- ...dynamic tech startup located in San Francisco is seeking a Founding Full Stack Software Engineer to help build their agentic revenue organization. This... ...work in person. Opportunities to contribute to innovative AI solutions make this an exciting position for tech enthusiasts...
- ...re seeking a talented full-stack engineer who embodies our values... ...Waterlily uses AI to help families prepare... ...working closely with our founding Waterlily team, including... ..., a clinical trials SaaS platform and B2B2C marketplace... ...led teams to launch pioneering machine learning...InternshipImmediate startRemote work
- ...A technology company in San Francisco is seeking a Founding Fullstack Engineer to build scalable systems that automate complex decisions in manufacturing... ...sense, and the ability to ship production code across the stack. The role requires onsite work in SF, with a supportive...Relocation
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