Founding Engineer
HartleyCo
The role You'll work directly alongside the founder as one of the earliest hires. No product managers. No handoff culture. Help shape the product after MVP launch Design backend systems and technical architecture Work across the stack wherever the problem requires Speak directly with users and rapidly improve the product What they're looking for 2-5 years of software engineering experience CS degree from a strong engineering programme (or equivalent technical pedigree) Experience shipping consumer-facing productsStrong backend engineering with full-stack capability Comfortable making decisions without complete requirements Engineers who naturally think about both the product and the technology behind it What they're not looking for Engineers who only want infrastructure ownership People who need highly structured environments Someone who wants to inherit an established roadmap Engineers who'd rather optimise systems than build products people actually use Why this role One of the earliest hires in the business Direct partnership with the founder Real influence over product and technical direction Consumer product with genuine social impact Meaningful equity alongside competitive salary Comp Competitive base + meaningful founding equity. Location New York City - five days onsite. #J-18808-Ljbffr
- Sciemo, Inc. in New York City seeks a Founding Member of Technical Staff to drive design, build, and deploy AI systems at scale across... ...product stack. This hybrid role blends data science and ML engineering and will work with data engineers, backend engineers, and product...Suggested
- Garage, based in New York, is building a founding technical recruiting function to fuel its engineering, product, and design teams as we scale a mission-critical marketplace. You will own searches end to end, build targeted pipelines, and partner with the CTO/Co-founder...Suggested
- Oodle is seeking a Founding Engineer to join on the ground floor to disrupt large markets with a scalable database/observability product. You will wear multiple hats, prototype rapidly, talk to customers, and shape the core stack. You have 5-8+ years of distributed systems...Suggested
- Advatix Inc. in New York is seeking a Founding AI Engineer / Member of Technical Staff to design and ship machine learning systems crucial for public safety. This role involves direct collaboration with founders and investigators to transform digital evidence into actionable...Suggested
$150k - $250k
Precharm is seeking a founding engineer in New York City to build and improve systems for our trading business. You will have significant ownership over the development of exchange connectors, execution systems, and market data infrastructure. We value candidates with 1...Suggested$180k - $300k
A cutting-edge AI marketing startup is seeking a Founding Engineer to define and build the core technology stack. This role involves tackling frontier AI challenges, developing data infrastructure, and creating intelligent systems for advanced performance marketing. Ideal...Relocation package- ...healthcare startup in New York to build end-to-end ML systems for medical coding and revenue cycle workflows. We’re seeking a Founding AI Engineer to own core AI systems from data ingestion to production deployment. This hands-on role offers meaningful equity upside and...Work at office
- ...an a16z-backed startup, is building AI agents to automate the $3 trillion American manufacturing back office. We are hiring a Founding Engineer in New York City to build the digital backbone, ship core AI features, and integrate with legacy ERP systems from 0 to 1. You'...
- Photonium is looking for a Founding Machine Learning Engineer to join their team in New York City. This full-time on-site position focuses on designing and implementing optical design agents, developing ML models to optimize outcomes. The ideal candidate will have strong...Full time
- ...Founding Engineer @ Volca Wanted: Top Tier Engineer Looking to Work on Applied AI in a Small, High Autonomy Team What we do: The Industry: Home services are a funny space. On average, when we hop on a call whether sales or CS we're talking to some guy from...Live inWork at officeFlexible hours
$170k - $200k
...Founding Engineer @ Alden Labs About Alden Alden is re-architecting how America delivers care. Caregiving is the largest job in the U.S., yet the system still runs on sticky notes, spreadsheets, and late-night calls. Families wait weeks for help. Patients miss visits....Full timeFlexible hoursNight shift- ...Founding Engineer Opportunity As a founding engineer, you will work directly with the CTO and partially with the CEO on critical parts of the product roadmap to develop and deploy new critical new capabilities. Build and deploy products for SMB and enterprise customers...
- ...backed by top tier VC's like Base10 and South Park Commons. Noto is founded by two technical founders AJ Ding and Steve Wang and is based... ...built an AI recruiting company. He was a machine learning engineer and data scientist at Quora, Lyft, & Meta. He studied Statistics...Work at officeLocal areaWork from homeNight shift
- ...Haven Property Management AI Agent Engineer The property management industry is ripe for disruption, and the perfect vertical for natural... ...that transform how property management companies operate. As a founding engineer, you'll tackle fascinating technical challenges at the...Relocation
- ...TL;DR Early engineering hire at a well-funded seed-stage startup taking on the proxy advisory duopoly with AI. Hybrid NYC, work directly... ...approach to corporate governance We’ve raised a sizable seed, the founding team blends deep capital markets experience with technical...Work at office
- ...Founding Engineer Set up our technical vision and roadmap Build our product from the ground up, knowing that the work you do will set the stage for future engineers and the product in the years to come Lead complex rollouts from ideation to delivery Take full...Work experience placement
- ...underneath the models, making new LLM releases more valuable, not redundant. The engineering team is currently 4 people and is expected to triple in size in the next two months. The company was founded by former engineers from Palantir, Meta, and Amazon. It has raised $6...
- ..., and a strong focus on building tools that meaningfully improve how hiring gets done. The Opportunity We're hiring our first Founding Engineer to help define TalentPluto's technical direction and own major parts of the product and stack. This role is ideal for someone...For contractors
- ...Founding Engineer River · Full-time · New York, USA · 5+ years About River River builds AI voice agents for B2B SaaS sales teams. Our agent talks with prospects in real time: it qualifies them, answers the hard questions, demos the product by actually using it in a browser...Full timeLive in
$150k - $250k
...Founding Engineer: Build AI Agents Transforming a $2T+ Industry Are you the sort of engineer who wants to build a company from the ground up? Do you want to join a tiny team where you work directly with the founders, ship across the entire stack, and have genuine ownership...Work at office$150k - $180k
...Founding Engineer (PR/601398) Totowa, New Jersey Salary: USD150000 - USD180000 per annum + Equity Founding Engineer (AI / Knowledge Systems) | NYC & Chicago We're partnered with an early-stage AI company backed by a $4B asset manager that is building the next generation...$120k - $180k
...Founding GTM Engineer Title of Role: Founding GTM Engineer Location: New York, onsite Company Stage of Funding: Venture Round — Government Office Type: Onsite Salary: $120K–$180K Company Description We're representing a dynamic company in the government...Work at office- ...Founding Engineer — Aqua The Problem The alternative investment industry moves trillions of dollars a year through fax machines, PDFs, and manual data entry. A single subscription into a private equity fund can require 40+ pages of documents, hand-keyed across three different...
$180k - $250k
...Founding Engineer – AI Learning Platform Location: New York City, NY (Hybrid) Employment Type: Full-time Compensation: $180K – $250K We are building the future of learning for the deskless and blue-collar workforce , fundamentally reshaping a $400 billion market by leveraging...Full timeWork at office3 days per week- ...of dollars in volume with consistent profitability. We’re based in NYC, founded in 2025, and still small enough that every hire materially shapes the firm. The role We’re hiring a founding engineer to build the systems the trading business runs on — exchange connectors,...
$125k - $200k
...meaningful projects in our product pipeline, and we need to grow the engineering team to build out the vision. From day 1 you’ll hit the ground... ...with some of the most exciting work of your career. As a Founding AI Engineer, you’ll be working on new applications of AI that...Full time- ...structure, and provide clarity to the team about moving pieces during periods of growth or change. About the role We’re looking for a Founding Engineer who wants real ownership. You’ll build features, talk to customers, and help shape the product as we figure things out...
- ...Founding Engineer Opportunity at Asymmetric Asymmetric is the first AI-native Digital Forensics and Incident Response company. Our AI platform has helped incident responders handle hundreds of cyber attacks. Building on this experience, we're creating realistic training...Immediate start
- ...Founding Engineer (NYC) Join Lava's team in shaping how people and AI build, monetize, and work together. Lava is a universal connector to every LLM, API, and MCP, powering an integrated workspace and productivity with no key sprawl to manage. Lava also gives developers...Work at officeVisa sponsorshipFlexible hoursShift work
$160k - $260k
...mission is simple: place the best people in the right roles to drive long-term success for both clients and candidates. Founding Engineer Location: New York City Company Stage of Funding: Seed Stage AI Infrastructure Startup Office Type: Onsite Salary...Work at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Founding Engineer. Be the first to apply!

