Senior Full-Stack Engineer - Remote | Next.js, TS, AI

Pavago; United States; Remote; USD 165,000 - 248,000; Full time

Job summary

Pavago is seeking a senior Full-Stack Developer to build Sergio, an AI assistant for home service businesses, starting with cleaning companies. You will own frontend, backend, data, billing, integrations, and AI features with AI tools like Claude Code and Cursor.

Ideal candidates ship production-ready work quickly, make independent technical decisions, and collaborate with cross-functional teams to evolve the product. Remote role with overlapping hours in ET.

Qualifications

• Senior-level experience building and shipping full-stack web applications in production.
• Strong hands-on expertise with Next.js App Router and TypeScript.
• Experience with Supabase or another PostgreSQL-backed platform.

Responsibilities

• Product Development: Build and iterate on Sergio using Next.js App Router, TypeScript, and Tailwind CSS; Develop responsive, production-ready features deployed through Vercel.
• Backend & Data Architecture: Design multi-tenant data structures with Supabase/PostgreSQL; implement Row-Level Security (RLS); manage authentication flows.
• Billing & Integrations: Own Stripe billing integration including subscriptions, webhooks, plan management; build SMS/email delivery pipelines; integrate third-party services.
• AI & LLM Development: Build AI-powered features using Anthropic API or similar; design prompts, handle responses, integrate LLMs.
• UI/UX & Frontend Quality: Build polished, responsive interfaces from rough mockups; ensure usability and visual quality.
• AI-Assisted Development: Work with AI coding agents; review AI-generated code for errors and security; guide tools to production-quality implementations.
• Testing & Delivery: Write Playwright tests; ship small, focused changes; document decisions clearly.

Skills

Next.js App Router

TypeScript

Supabase/PostgreSQL

Job description

Pavago is seeking a senior Full-Stack Developer to build Sergio, an AI assistant for home service businesses, starting with cleaning companies. You will own frontend, backend, data, billing, integrations, and AI features with AI tools like Claude Code and Cursor.

Ideal candidates ship production-ready work quickly, make independent technical decisions, and collaborate with cross-functional teams to evolve the product. Remote role with overlapping hours in ET.