twentyAI
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Base pay range
$180,000.00/yr - $300,000.00/yr Direct message the job poster from twentyAI We're hiring on behalf of one of the most exciting early-stage AI software companies in the market today. Backed by Y Combinator and top-tier VCs, this NYC-based startup has already achieved
proven product-market fit , serving
150+ enterprise customers
and scaling rapidly. Founded by a world-class team of engineers from
Palantir, Google, and Uber , theyre building developer-first infrastructure and tools that are transforming how modern software teams build and ship products. Now, theyre looking to add a
Senior Software Engineer
to their elite founding teamsomeone whos deeply product-minded, thrives in high-ownership environments, and wants to play a pivotal role in shaping the future of AI-driven development. What Youll Do Work closely with the founding team to define product direction and shape the user experience Drive architectural decisions and maintain a high bar for performance, quality, and scalability Partner cross-functionally with product and design to create intuitive, developer-friendly workflows Contribute to the evolution of the product and culture at a company that values autonomy, speed, and craft Bring 4 + years of hands-on engineering experience
building complex products Are
product-obsessed you care deeply about solving user problems, not just writing code Thrive in fast-moving environments and take pride in shipping quickly without sacrificing quality Have a keen eye for clean, scalable developer experiences Enjoy working collaboratively but are confident operating independently when needed Experience at a
high-growth SaaS startup Familiarity with
OpenAPI ,
Conjure
(Palantir), or
Smithy
(AWS) Background building tools or platforms used by other developers Microservices: Express (Node.js), FastAPI (Python) Anthropic + Bedrock (LLM) AWS (Cloud) Why This Team? Backed by YC and some of the most respected names in venture capital Led by proven builders from Palantir, Google, and Uber Already working with over
150+ customers , with strong demand and product-market fit A lean, fast-moving team where your impact will be felt immediately Competitive compensation, meaningful equity, and a chance to help shape the early DNA of a category-defining company Interested in learning more? Were partnering exclusively with this client to help grow their team. Apply here or reach out directly to start a confidential conversation. Seniority level
Seniority level
Mid-Senior level Employment type
Employment type
Full-time Job function
Industries
Software Development Referrals increase your chances of interviewing at twentyAI by 2x Inferred from the description for this job
Medical insurance Vision insurance 401(k) Pension plan Get notified when a new job is posted. Sign in to set job alerts for Software Engineer roles.
New York, NY $220,000.00-$260,000.00 4 days ago Brooklyn, NY $150,000.00-$200,000.00 3 months ago New York, NY $70,000.00-$150,000.00 1 week ago New York, NY $130,000.00-$180,000.00 6 months ago New York, NY $140,000.00-$200,000.00 1 week ago New York, NY $120,000.00-$180,000.00 5 months ago New York, NY $99,500.00-$200,000.00 1 day ago Want to work with us, but don't see the right job listed?
Full Stack Software Engineer (All Levels)
New York, NY $140,000.00-$140,000.00 1 month ago New York, NY $163,200.00-$223,200.00 1 week ago New York, NY $235,000.00-$255,000.00 1 week ago New York, NY $110,000.00-$150,000.00 1 month ago New York, NY $99,500.00-$200,000.00 1 day ago New York, NY $120,000.00-$220,000.00 1 month ago New York, NY $140,000.00-$170,000.00 2 months ago New York, NY $70,000.00-$150,000.00 2 days ago New York, NY $145,000.00-$260,000.00 8 months ago Backend Software Engineer, CloudKitchens - New York City
Don't see the right opportunity? Apply here!
New York, NY $141,000.00-$202,000.00 2 days ago New York, NY $120,000.00-$140,000.00 1 week ago New York, NY $165,000.00-$165,000.00 1 year ago New York, NY $140,000.00-$200,000.00 1 month ago Software Engineer - Frontend / Fullstack
New York, NY $140,000.00-$200,000.00 1 month ago New York, NY $100,000.00-$200,000.00 6 months ago Backend Engineer, Real-time supply management
New York, NY $128,000.00-$160,000.00 2 weeks ago New York, NY $100,500.00-$173,250.00 1 month ago New York, NY $140,000.00-$230,000.00 3 months ago Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr
$180,000.00/yr - $300,000.00/yr Direct message the job poster from twentyAI We're hiring on behalf of one of the most exciting early-stage AI software companies in the market today. Backed by Y Combinator and top-tier VCs, this NYC-based startup has already achieved
proven product-market fit , serving
150+ enterprise customers
and scaling rapidly. Founded by a world-class team of engineers from
Palantir, Google, and Uber , theyre building developer-first infrastructure and tools that are transforming how modern software teams build and ship products. Now, theyre looking to add a
Senior Software Engineer
to their elite founding teamsomeone whos deeply product-minded, thrives in high-ownership environments, and wants to play a pivotal role in shaping the future of AI-driven development. What Youll Do Work closely with the founding team to define product direction and shape the user experience Drive architectural decisions and maintain a high bar for performance, quality, and scalability Partner cross-functionally with product and design to create intuitive, developer-friendly workflows Contribute to the evolution of the product and culture at a company that values autonomy, speed, and craft Bring 4 + years of hands-on engineering experience
building complex products Are
product-obsessed you care deeply about solving user problems, not just writing code Thrive in fast-moving environments and take pride in shipping quickly without sacrificing quality Have a keen eye for clean, scalable developer experiences Enjoy working collaboratively but are confident operating independently when needed Experience at a
high-growth SaaS startup Familiarity with
OpenAPI ,
Conjure
(Palantir), or
Smithy
(AWS) Background building tools or platforms used by other developers Microservices: Express (Node.js), FastAPI (Python) Anthropic + Bedrock (LLM) AWS (Cloud) Why This Team? Backed by YC and some of the most respected names in venture capital Led by proven builders from Palantir, Google, and Uber Already working with over
150+ customers , with strong demand and product-market fit A lean, fast-moving team where your impact will be felt immediately Competitive compensation, meaningful equity, and a chance to help shape the early DNA of a category-defining company Interested in learning more? Were partnering exclusively with this client to help grow their team. Apply here or reach out directly to start a confidential conversation. Seniority level
Seniority level
Mid-Senior level Employment type
Employment type
Full-time Job function
Industries
Software Development Referrals increase your chances of interviewing at twentyAI by 2x Inferred from the description for this job
Medical insurance Vision insurance 401(k) Pension plan Get notified when a new job is posted. Sign in to set job alerts for Software Engineer roles.
New York, NY $220,000.00-$260,000.00 4 days ago Brooklyn, NY $150,000.00-$200,000.00 3 months ago New York, NY $70,000.00-$150,000.00 1 week ago New York, NY $130,000.00-$180,000.00 6 months ago New York, NY $140,000.00-$200,000.00 1 week ago New York, NY $120,000.00-$180,000.00 5 months ago New York, NY $99,500.00-$200,000.00 1 day ago Want to work with us, but don't see the right job listed?
Full Stack Software Engineer (All Levels)
New York, NY $140,000.00-$140,000.00 1 month ago New York, NY $163,200.00-$223,200.00 1 week ago New York, NY $235,000.00-$255,000.00 1 week ago New York, NY $110,000.00-$150,000.00 1 month ago New York, NY $99,500.00-$200,000.00 1 day ago New York, NY $120,000.00-$220,000.00 1 month ago New York, NY $140,000.00-$170,000.00 2 months ago New York, NY $70,000.00-$150,000.00 2 days ago New York, NY $145,000.00-$260,000.00 8 months ago Backend Software Engineer, CloudKitchens - New York City
Don't see the right opportunity? Apply here!
New York, NY $141,000.00-$202,000.00 2 days ago New York, NY $120,000.00-$140,000.00 1 week ago New York, NY $165,000.00-$165,000.00 1 year ago New York, NY $140,000.00-$200,000.00 1 month ago Software Engineer - Frontend / Fullstack
New York, NY $140,000.00-$200,000.00 1 month ago New York, NY $100,000.00-$200,000.00 6 months ago Backend Engineer, Real-time supply management
New York, NY $128,000.00-$160,000.00 2 weeks ago New York, NY $100,500.00-$173,250.00 1 month ago New York, NY $140,000.00-$230,000.00 3 months ago Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr