Founding Software Engineer
$150k - $300kGoliath Partners LP
This range is provided by Goliath Partners. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $150,000.00/yr - $300,000.00/yr Direct message the job poster from Goliath Partners Fast-Growing AI Startup | Well-Funded | Future Leaders Wanted About the Role: We are seeking a Founding AI Engineer to join our early-stage, high-growth AI startup. This pivotal role will place you at the forefront of shaping and scaling our AI/ML systems, helping us deliver cutting-edge solutions. As a founding engineer, you will have the opportunity to directly influence the product, architecture, and vision of the company, while leading a team of innovators. Responsibilities: Design, develop, and optimize large-scale AI/ML models, particularly around large language models (LLMs) and advanced machine learning algorithms. Collaborate with product and engineering teams to implement state-of-the-art AI technologies. Own projects end-to-end , from ideation and research through to prototyping and deployment. Qualifications: Expertise in AI/ML , with significant experience in building LLMs and other machine learning models. Familiarity with cloud platforms (AWS, Google Cloud, etc.). A proven track record in fast-paced, high-growth startup environments . Leadership potential – eager to take on responsibilities and grow with the company. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Industries Technology, Information and Media Referrals increase your chances of interviewing at Goliath Partners by 2x Sign in to set job alerts for “Software Engineer” roles. Mountain View, CA $145,000.00-$170,000.00 1 week ago Software Engineer, AI Platform - New Grad Mountain View, CA $145,000.00-$170,000.00 1 week ago Mountain View, CA $138,225.00-$207,575.00 1 week ago Software Engineer (L4), Content & Business Products Palo Alto, CA $140,000.00-$185,000.00 21 hours ago Software Engineer, Frontend (All Levels) Mountain View, CA $130,000.00-$176,000.00 3 days ago San Francisco, CA $57.00-$61.00 2 days ago San Francisco, CA $57.00-$61.00 2 days ago Palo Alto, CA $96,000.00-$200,000.00 2 weeks ago San Francisco, CA $125,000.00-$218,900.00 5 days ago Software Engineer, AI Intern (Winter 2026) San Francisco, CA $57.00-$61.00 2 days ago Software Engineer, AI Intern (Summer 2026) San Francisco, CA $57.00-$61.00 2 days ago San Francisco, CA $150,000.00-$180,000.00 5 days ago Palo Alto, CA $140,000.00-$265,000.00 20 hours ago San Francisco, CA $255,000.00-$405,000.00 2 days ago San Jose, CA $113,400.00-$206,300.00 1 week ago San Jose, CA $100,500.00-$173,250.00 2 days ago San Mateo, CA $110,000.00-$135,000.00 1 week ago San Jose, CA $113,400.00-$206,300.00 1 week ago Software Engineer (Fullstack) - Payments San Francisco, CA $163,200.00-$223,200.00 1 day ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr Goliath Partners LP
$200k - $300k
...Job Description for Founding Software Engineer This position is provided by DGC Search. Your actual compensation will depend on your skills and experience — consult with your recruiter for more details. Base pay range $200,000.00/yr - $300,000.00/yr Direct message the...SuggestedFull timeDGC Search
San Francisco, CA4 days ago$90k - $120k
...Join to apply for the Founding Software Engineer role at Canvas AI (YC F24) Join to apply for the Founding Software Engineer role at Canvas AI (YC F24) This range is provided by Canvas AI (YC F24). Your actual pay will be based on your skills and experience — talk with...SuggestedFull timeCanvas AI (YC F24)
San Francisco, CA2 days ago$150k - $250k
...provides a simple interface to the vast array of tools being released daily. About The Role We’re hiring three exceptional Founding Software Engineers to help us scale the computational biology platform that powers our drug discovery pipeline. In this role, you’ll...SuggestedRelocationTamarind Bio
San Francisco, CA2 days ago$150k - $200k
...Join to apply for the Founding Software Engineer role at Attune (YC X25) Join to apply for the Founding Software Engineer role at Attune (YC X25) Get AI-powered advice on this job and more exclusive features. This range is provided by Attune (YC X25). Your actual pay...SuggestedFull timeAttune (YC X25)
San Francisco, CA4 days ago- ...personalized AI assistant that understands everything about you and automatically arranges your trip for you. We're looking for a founding engineer to join the our team of 3-4. You'll tackle everything from optimizing LLM performance and building evals to integrating APIs...SuggestedWork at officeRemote workWork from homeFlexible hoursNight shift
Stardrift
San Francisco, CA2 days ago - ...We’re searching for a founding engineer(s) who brings a mix of rapid iteration, meticulous craftsmanship, and an eagerness to dive into the... ...1-3 (or more) years of experience building professional software with a very high quality bar. Ideally, you have demonstrable...
Decipher
San Francisco, CA2 days ago - ...which is leading the charge in transforming observability for today's data-driven world is looking for seasoned software engineer to join them as a founding engineer. As the founding engineer you will lead the design and development of their Telemetry Data Management Platform...Flexible hours
Xcede
San Francisco, CA2 days ago $200k - $275k
...0,000.00/yr - $275,000.00/yr Managing Recruitment Consultant at Harnham US — Data, AI & Tech → Mid-West & South Atlantic Founding Software Engineer $200,000 to $275,000 + COMPANY A cutting-edge AI company is transforming creative strategy with AI-driven insights, leveraging...Full time$130k - $170k
Founding Engineer Join now to apply for the Founding Engineer role at Nowadays (YC S23) . Base pay range $130,000.00/yr - $170,000.00/yr About Nowadays Nowadays is the first AI platform for planning corporate events. Our AI can contact venues by email and phone to get...Full timeWork at office$8,000 - $10,000 per month
...Join Hire Hangar and work with fast‑growing global companies while building a long‑term, remote career. Job Title: Founding Full‑Stack Engineer Location | On‑Site — San Francisco, CA Time Zone | PST Role Overview We are seeking a Founding Full‑Stack Engineer to join the...Remote workHire Hangar
San Francisco, CA23 hours ago$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 Founding... ...Engineering and Information Technology Industries Software Development Referrals increase your chances of interviewing...Full timeText.ai (YC X25)
San Francisco, CA4 days ago$175k - $275k
...Carma is hiring a Founding Full‑Stack Engineer to own product surfaces end‑to‑end — from ambiguous problem statement to scoped design to shipped enterprise software. Work on a TypeScript end‑to‑end stack (React, NestJS, PostgreSQL + Prisma, AWS). Ship a feature in the...Day shiftCertifiedDevs
San Francisco, CA2 days ago- ...experience in a high growth tech company You are AI-enabled and can clone your productivity with AI tools. Experience in full stack software development, with emphasis on using NodeJS, GraphQL, PostgreSQL, React, Typescript, and TailwindCSS. Strong understanding of ML...Work experience placement
Cromatic
San Francisco, CA2 days ago - ...look at where most of the hours are spent, you find planners and engineers repeatedly performing manual data entry, manipulation, and... ...first hire, you’ll work closely with both founders. Must Haves Software experience: You are a strong programmer, with an engineering degree...Work experience placementNight shiftWeekend work
Waypoint
San Francisco, CA2 days ago $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... ...function Engineering and Information Technology Industries Software Development We’re unlocking community knowledge in a new way...Full time- ..., and builders of everything from robots and race cars to software with millions of downloads . We’re backed by the founders... ...half a century. Dryft is powering the next. THE ROLE As Founding Fullstack Engineer , you’ll be the brain behind Dryft’s decision intelligence...Relocation
- ...Bavor. Bret currently serves as Board Chair of OpenAI. Previously, he was co-CEO of Salesforce (which had acquired the company he founded, Quip) and CTO of Facebook. Bret was also one of Google's earliest product managers and co-creator of Google Maps. Before founding...Full timeFlexible hours
Sierra
San Francisco, CA23 days ago - ...Salesforce (which had acquired the company he founded, Quip) and CTO of Facebook. Bret was... ...agent development is an evolution of software development that requires new tools and... ...development. You’ll design systems that enable engineers and customers to build reliable,...Full timeFlexible hours
Sierra
San Francisco, CA14 days ago $150k - $250k
...Job Description Job Description About the Role As a Founding Software Engineer , you will own the core architecture driving our high-throughput, low-latency video and multimodal AI platform. You’ll work directly at the intersection of deep learning, real-time...Remote workFlexible hours- ...around you. Responsibilities Contribute to our core care-delivery engine, which allows doctors to Develop the mobile app which allows... ...You have demonstrated an ability to design and build full-stack software solutions. You are proficient in using cloud products (AWS /...Full time
$130k - $200k
...Description About the Role A well-funded, seed-stage B2B SaaS startup in the supply chain integrations space is looking for a Founding Software Engineer to help shape the architecture, culture, and product direction of an agentic integrations platform. This is a high-...Work at officeVisa sponsorship- ...Founding Senior Software Engineer (SF In-Person Preferred)Â Posted We are hot Tech Startup building the AI-native intelligence layer for physical operations, starting with trucking carriers. We are a team of ex-Samsara engineers and fleet operators automating the highest...
- ...Description Join Hire Hangar and work with fast-growing global companies while building a long-term career. Job Title| Founding Low-Level Software Engineer Location | On-Site — San Francisco, CA Time Zone | PST Role Overview: We are seeking a Founding Low-...
$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...- A growing technology startup is seeking a Founding Full-Stack Engineer (React + Supabase) to build and deploy core product features. This is a remote-first role where you'll work closely with the founder, ensuring the overall architecture, performance, and scalability...Remote job
- ...Salesforce (which had acquired the company he founded, Quip) and CTO of Facebook. Bret was... ...in one of these areas: Platform Engineering You have designed, built, and operated... ...systems. Shared Qualities Strong software engineering background with 4-7+ years of...Full timeFlexible hours
Sierra
San Francisco, CA23 days ago - ...Bavor. Bret currently serves as Board Chair of OpenAI. Previously, he was co-CEO of Salesforce (which had acquired the company he founded, Quip) and CTO of Facebook. Bret was also one of Google's earliest product managers and co-creator of Google Maps. Before founding...Full timeFlexible hours
Sierra
San Francisco, CA23 days ago - ...Role Overview We’re looking for a Full Stack Software Engineer to design, implement, and QA large customer features, end-to-end. In this... ...impact - your work defines how AI meets real customer workflows Founding-stage startup backed by YC & Peak XV (Sequoia), and growing...
JustAI
San Francisco, CA2 days ago - ...We’re hiring full‑stack/backend engineers who love simplifying complex systems, unifying... ...financial data across fragmented legacy software in real time. The work is roughly 80‑90%... ...Bay Area) Nice‑to‑Have Prior startup or founding engineering experience at pre‑Seed through...InternshipH1bRemote workVisa sponsorshipRelocation package
Product Pulse
San Francisco, CA2 days ago - ...people who: genuinely enjoy solving complex engineering problems learn quickly and do what it... ...consumer‑facing and enterprise‑grade software with a clear opportunity for growth. Problems... ...impact people’s careers Work with the founding team daily in-person in San Francisco...
alexai
San Francisco, CA1 day ago
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Founding Software Engineer. Be the first to apply!
- software engineer full time San Francisco, CA
- software system engineer San Francisco, CA
- consulting software engineer San Francisco, CA
- software engineer travel San Francisco, CA
- real time software engineer San Francisco, CA
- network software engineer San Francisco, CA
- senior software engineer remote San Francisco, CA
- entry level software engineer remote San Francisco, CA
- software engineer intern San Francisco, CA
- new grad software engineer San Francisco, CA