Raydar
Founding Engineer
$180K–$250K
New York, New York · Full-time · Posted Sep 23, 2026
- Experience
- 2 to 6 years of full-stack software-engineering experience.
- Visa sponsorship
- Existing visa transfers, including OPT and H-1B transfers, may be supported on a case-by-case basis.
About the job
Architect and build the company’s AI-agent platform for completing ecommerce purchases across merchant sites, including backend infrastructure, browser automation, and checkout integrations.
What you'll do
- Design and scale product infrastructure, developer tools, APIs, and reliable backend systems for payment and checkout flows.
- Own full-stack product work and improve browser automation for executing ecommerce transactions.
- Set technical direction and work with founders on architecture, product priorities, and engineering culture.
What they ask for
- 2 to 6 years of full-stack software-engineering experience.
- Production experience with TypeScript, React, and relational databases such as PostgreSQL or MySQL.
- Experience at a reputable technology company or venture-backed startup.
- Record of independently building and shipping full-stack projects.
Nice to have
- Experience with browser automation tools such as Playwright.
- Experience with Supabase, Bun, payments, checkout systems, or ecommerce infrastructure.
Pay
$180K-$250K USD base salary
Tools
TypeScript, React, PostgreSQL, MySQL, Playwright, Supabase, Bun
AI focus
Build and improve AI-agent infrastructure and browser automation that executes ecommerce transactions.
Model-written summary · the original posting is authoritative