Prepin
Log in
Naïve

engineering opportunity

Founding Product Engineer

Founding Product Engineer role at Naïve in Mountain View, CA, US. Focus areas include Python, TypeScript, Next.js, JavaScript, FastAPI, LLMs. You’ll own features from product concept and UX through engineering, launch and growth. Create demos, launch content and campaigns for what you ship Turn usage data and customer feedback into product decisions

Mountain View, CA, USFull-time

Posted

About the role

What will you do at Naïve?

About Naive Naive is building autonomous companies: agent systems capable of operating real businesses end to end. We release autonomous company templates and benchmarks, alongside a studio—where users can deploy and operate these systems. Our infrastructure platform, Vetta, powers long-running, high-volume agent workloads.

We’ve raised a $28.5M Series A from Nexus Venture Partners, Y Combinator, Zetta Venture Partners, Liquid 2 and leading operators.

The Role

Build Naive Studio: the interface where users deploy and operate autonomous companies. You’ll own features from product concept and UX through engineering, launch and growth.

What You’ll Do

  • Build full-stack with Next.js, TypeScript, Python and FastAPI Design polished, intuitive interfaces for complex agent systems Own features from customer research and prototyping through launch Create demos, launch content and campaigns for what you ship Turn usage data and customer feedback into product decisions Establish a high bar for design, performance and shipping velocity Must-Haves Strong full-stack engineering and UI/UX ability Exceptional product taste and attention to detail Experience shipping a 0→1 product Real experience building with LLMs and agentic systems Strong written communication and product-marketing instincts High agency—you independently identify and solve problems Nice-to-Haves Ex-founder or early startup engineer Experience with developer tools or AI-native products Familiarity with agent orchestration, MCP or SDK design Experience producing demos, launch videos or technical content P.S.
  • If you’re serious about this role, send Sean a LinkedIn connection request with a note.

Which skills does this role require?

PythonTypeScriptNext.jsJavaScriptFastAPILLMsPrototyping

Make your next move

Build a shortlist and prepare

Identify the requirements you can demonstrate, then choose examples from your work to discuss with the hiring team.

Review the responsibilities and requirements before adding an opening to your shortlist.

Role information can change. Prepin can help you prepare, but does not submit an application for this role.

Product

AI Candidate AgentCompaniesBrowse JobsDeep ProfileSkill AssessmentOpportunity Matching
Prepin.ai

© 2026 Prepin | All rights reserved.