Founding Engineer
$170k - $250kDavid Joseph & Company
About The Company Our client automates patient recruitment for clinical trials using AI agents that coordinate across SMS, voice, and email. Clinical-trial delays cost $600K–$8M per day in a $600B+ market, and the platform helps research sites close that gap. It's already working with 7 of the top 15 research-site networks in the country, battle-tested across 500K+ patient interactions, 190+ sites, and 300+ trials, and is well-backed by a top-tier venture firm and strategic healthcare investors. Founded 2019 1–10 people (Seed) Industry: Healthcare AI The Role A Founding Engineer reporting directly to the CTO, owning full-stack product development as the company scales its core platform and AI-agent capabilities. High-ownership work in a fast-paced, high-intensity environment with no playbook. Tech stack: TypeScript, Python, AWS, Next.js. Requirements 0–6 years of experience, ideally a new grad to :5 years out A quant background (e.g., Jane Street, IMC), founding-engineer experience, or an Olympiad/ICPC pedigree Full-stack TypeScript + Python + AWS + Next.js On-site in SF, 5 days, high-intensity Interest in AI-agent orchestration for healthcare recruitment Nice to Haves A quant or competitive-programming background A founding engineer at a top-tier startup A recently active, green GitHub A top-school pedigree (e.g., MIT, Stanford, Berkeley, CMU, Princeton, Harvard) Can articulate technical depth in conversation Why Join Founding-engineer scope: report directly to the CTO, own full-stack product development, and help define architecture and shipping cadence as the team grows beyond its current four engineers Backing and traction: well-backed, already deployed across 500K+ patient interactions with 7 of the top 15 research-site networks Equity upside: 0.5%–1.5% at the founding stage, with real ownership from day one Momentum: on track for a Series A in the next 4–5 months on current revenue trajectory Details Location — San Francisco, CA Work policy — On-site, 5 days/week Compensation — $170,000–$250,000 + 0.5%–1.5% equity Visa sponsorship — None as a rule; case-by-case for exceptional candidates Employment type — Full-time #J-18808-Ljbffr
$150k
About the Role This is a founding engineering seat at a Y Combinator-backed consumer wearable startup building hardware at the intersection of biometrics, emotional intelligence, and on-device inference. The team is small, the product is already on users' wrists, and...SuggestedFull timeContract workRemote work$250k - $380k
...Base pay range $250–380k Needl Owner - Helping tech startups scale Founding Hardware Engineer (Stealth Robotics Startup) About Us We’re a tiny, fast-moving team building autonomous systems for heavy industrial machines. We retrofit existing equipment with...SuggestedFull timeLive outRemote workVisa sponsorshipRelocation packageNeedl
San Francisco, CA2 days ago$130k - $170k
A tech-driven event planning company seeks a Founding Engineer to manage full-stack development and enhance their AI platform. The ideal candidate has experience in modern frameworks and exhibits adaptability in dynamic settings. Responsibilities include expanding the venue...SuggestedFull timeNowadays (YC S23)
San Francisco, CA2 days ago$130k - $200k
...Join us to apply for the Founding Engineer (Systems + ML) role at Partcl . Get AI-powered advice on this job and more exclusive features. This range is provided by Partcl. Your actual pay will be based on your skills and experience — talk with your recruiter to...SuggestedFull timePartcl
San Francisco, CA2 days ago- A technology company in San Francisco is seeking a Founding Fullstack Engineer to build scalable systems that automate complex decisions in manufacturing. Ideal candidates will have experience with data-driven agents, strong product sense, and the ability to ship production...SuggestedFull timeRelocation
Dryft
San Francisco, CA2 days ago $175k - $200k
...marketing teams improve return on ad spend, lift conversion rates, and dramatically cut production costs. We're looking for a Founding Engineer (Full-Stack) to join our small, high-ownership team on-site in San Francisco. This is a foundational role: you'll work...Full timeLocal areaRelocationVisa sponsorshipRelocation package$80k - $120k
About the Role This is a Founding Engineer position at an early-stage enterprise AI automation startup based in Munich, Germany. The company builds AI-powered tooling that learns from real human workflows — particularly screen- and video-based processes — and automates...Full timeLocal areaRemote workVisa sponsorship$160k - $270k
...stage AI infrastructure company — backed by prominent investors including researchers from OpenAI and DeepMind — is hiring 2-3 Founding Engineers to own the core of its graph-native database platform. Built on object storage and purpose-designed for AI agent workloads,...Full timeWork at officeFlexible hours$120k - $190k
..., and compliance workflows — helping paramedics get paid and protecting 911 services across the country. We're looking for a Founding Engineer to join as one of the earliest technical hires. This role blends hands-on, end-to-end engineering with direct customer engagement...Full timeWork at officeImmediate startRemote work2 days per week3 days per week$175k - $225k
About the Role This is a rare, one-of-a-kind founding engineer position at an early-stage consumer AI startup building a real-time platform designed to digitize human connection. Working directly alongside the founder, you'll help shape the technical foundation, engineering...Full timeRemote workVisa sponsorship$250k - $380k
...A stealth robotics startup in San Francisco seeks a Founding Hardware Engineer to design and build autonomy systems for heavy industrial machines. Ideal candidates will have a proven ability to prototype hardware from scratch and thrive in fast-paced environments. Key...Full timeNeedl
San Francisco, CA2 days ago- A technology startup is seeking a Founding Engineer (Systems + ML) to develop GPU-accelerated engines and build end-to-end pipelines. The ideal candidate has proven experience in C++ and GPU code, alongside a deep understanding of systems performance. You'll join as the...Full time
Partcl
San Francisco, CA2 days ago - ...A biotechnology firm in San Francisco is searching for a Founding Machine Learning Engineer to develop scalable ML systems focused on RNA biology. This entry-level full-time role involves designing training pipelines, developing distributed training strategies, and collaborating...Full time
EPM Scientific
San Francisco, CA2 days ago - ...A healthcare AI software startup is seeking a Founding Sales Engineer to join its early go-to-market team in San Francisco. This role will bridge go-to-market and engineering teams, focusing on customizing demos and sales enablement. The ideal candidate will have 5–15...Full time
StaffGreat.com
San Francisco, CA2 days ago $170k - $220k
...performance systems for LLMs, focusing on distributed systems and multi-GPU workloads. The ideal candidate should have 2+ years of backend engineering experience and strong Python skills. This full-time position offers a hybrid work model and competitive compensation between $170...Full timeAmadeus Search
San Francisco, CA2 days ago- ...Founding Engineer – Early-Stage AI Startup San Francisco, CA (In-Person Only) Full-Time | Equity + Cash | Early-Stage Stealth Startup About the Role I’m building Xuman.AI, an early‑stage platform in San Francisco rethinking how humans access and engage with...Full time
XUMAN.AI
San Francisco, CA2 days ago $100k - $200k
...Join to apply for the Founding Engineer (Full-Stack) role at Constant (YC W23)1 day ago Be among the first 25 applicants Join to apply for the Founding Engineer (Full-Stack) role at Constant (YC W23) This range is provided by Constant (YC W23). Your actual pay...Full timeConstant (YC W23)
San Francisco, CA2 days ago$120k - $200k
Join to apply for the Founding Engineer - Healthcare AI role at Andy AI (W24) Join to apply for the Founding Engineer - Healthcare AI role at Andy AI (W24) Get AI-powered advice on this job and more exclusive features. This range is provided by Andy AI (W24). Your actual...Full timeAndy AI (W24)
San Francisco, CA2 days ago- ...Hi, I’m Nik. I’m looking for a world‑class founding engineer to build Omi with me. Omi is AI for your real life. Think: wearable memory, voice‑first interface, the reverse iPhone. In the past 10 months, we’ve: Grown to 300K software users Hit 100M+ organic video views...Full time
Omi
San Francisco, CA2 days ago $120k - $200k
Join to apply for the Founding Engineer - Full Stack role at Andy AI (W24) Join to apply for the Founding Engineer - Full Stack role at Andy AI (W24) This range is provided by Andy AI (W24). Your actual pay will be based on your skills and experience — talk with your recruiter...Full timeAndy AI (W24)
San Francisco, CA2 days ago- ...engagements efficiently and effectively. Kipsi is based in the Bay Area but we are a remote-first company. Kipsi is founded by product, accounting and engineering leaders with extensive software experience from companies like Apple, Netflix, Deloitte and BlackLine. We are...Full timeRemote workWork from homeFlexible hours
Kipsi
San Francisco, CA2 days ago - ...Founding Engineer (Full Stack) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity (founding tier) Backed by 8VC, we're building a world‑class team to tackle one of the industry’s most critical infrastructure...Full time
Fabrion
San Francisco, CA2 days ago $120k - $180k
...experiment, instantly at your fingertips. We’re looking for a Founding SWE who thrives on building systems end-to-end: someone who can... ...Design APIs and services that connect training pipelines, inference engines, and customer-facing interfaces. Shape the culture,...Full timeGodela (YC X25)
San Francisco, CA2 days ago- An early-stage AI startup in San Francisco is seeking a Founding Engineer to help architect and build their platform from scratch. This role offers a unique opportunity for real ownership and responsibility, including founder-level equity. Ideal candidates should be experienced...Full time
XUMAN.AI
San Francisco, CA2 days ago $13 per hour
...Role: The private markets now exceed $13T in AUM as more high-growth companies stay private longer. We are looking for a founding engineer on our new Capital Products Team. This team is building new products to streamline every part of the investing lifecycle—from...Full timeWork at officeAngelList
San Francisco, CA2 days ago- ...An innovative hardware startup in California is looking for a Founding Engineer to own core technical systems from hardware to software. This role offers real ownership in a venture-backed environment, where the candidate will help design and implement full systems deployed...Full time
HerdCycle
San Bruno, CA2 days ago - ...and dairy operators catch problems before they get expensive. Founded by a 4th-generation cattle rancher , HerdCycle is built in the... ...to real customers. The Role We’re hiring a Founding Engineer to join the company at its earliest stage and help own core technical...Full time
HerdCycle
San Bruno, CA2 days ago - 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...Full time
Carma
San Francisco, CA2 days ago $120k - $200k
...housing, infrastructure, and communities can get built. Compensation: $120 K – $200 K, 1.00% – 2.00% equity. About The Role As a Founding Engineer, you will work directly with the founders on difficult applied‑AI and distributed‑systems problems that sit at the...For contractorsLocal areaRed Cedar Ventures
San Francisco, CA5 days ago- ...180 LPA. Min Experience: 1 years. Location: San Francisco Bay Area. JobType: full-time. We're looking for a highly motivated Founding Engineer to join us at the ground floor and help build our product from zero to one. This is a hands-on role for someone who thrives in...Full timeWeekday work
Weekday AI (YC W21)
San Francisco, CA2 days ago
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