# Founding Software Engineer > Raydar · New York, United States · Full-time · Posted 2026-10-01 **Salary:** USD 150,000–220,000 **Workplace:** on_site ## Description About the company Our client is a fast-growing software company. The role Raydar is recruiting for this role on behalf of our client. Act as an early, senior-level product engineer who owns features from first concept through production. Build customer-facing applications and the backend services behind them, with a focus on AI-driven automation that can be trusted. Work directly with customers to gather requirements and help shape the roadmap. What you'll do \- Build new functionality end to end, from the backend logic to the user interface people use every day. \- Own the underlying framework that lets AI-driven automation manage context, coordinate tasks, keep state and request human sign-off on important actions. \- Develop backend APIs, third-party integrations, background jobs and data pipelines that turn messy inputs into clean, reliable data. \- Make automated AI features dependable through evaluations based on real workflows, failure tracing, recovery and escalation paths, and model choices informed by production results. \- Build polished web interfaces with React alongside the backend services that power them. \- Speak with customers, gather requirements and, where needed, take ownership of customer-specific workflows. \- Learn from production usage and contribute to the roadmap and strategic decisions. ## Requirements What we're looking for \- 1 to 3 years of software engineering experience, with strength in product engineering using React and/or LLM-based applications. \- Solid fundamentals in Python or JavaScript/TypeScript, and willingness to become productive in both. \- Hands-on experience launching autonomous AI features into production, including building and debugging the supporting framework. \- Experience working across multiple model providers. \- A substantial project you can discuss in depth, including architecture, trade-offs, limitations and what you would change. \- Close attention to messy details such as missing data, duplicates, unexpected inputs and confusing user experiences. \- Founder mindset with strong ownership, agency and comfort turning vague problems into finished work. \- Good product intuition and taste, with care for the reasons behind what gets built. \- Strong communication skills and comfort working directly with customers. \- Early-stage startup experience is strongly preferred. Bonus points \- Familiarity with retrieval techniques, data modeling, and evaluation, tracing, cost and permissions practices. \- Experience as a founder or building something real. ## Benefits Compensation and benefits \- Base salary: USD 150,000 to 220,000 per year \- Equity \- Health, dental and medical coverage Location and work model \- New York, NY, United States \- On-site \- Full-time ## Apply [Apply at Raydar](https://apply.workable.com/raydar/j/2AFD90F652/apply) --- Powered by [Workable](https://www.workable.com)