Geos

fullstack developer for service businesses

In short

Senior fullstack developer role to take technical ownership of LeadBridge, an AI-powered SaaS platform for service businesses already serving paying customers, combining hands-on engineering with leadership of a small team. The role requires 7+ years of experience with TypeScript, Node.js, React, PostgreSQL, and AI/LLM integration, plus production SaaS and scalability experience. Compensation is below-market salary with equity subject to vesting, for a long-term, fully remote engagement starting ASAP.

About
LeadBridge is an AI-powered SaaS platform for service businesses. It is already in production with paying customers.
Responsibilities
•Take technical ownership of the product and solve complex problems
•Improve AI reliability
•Coordinate a small development team
•Help build and scale the existing product
•Make independent technical decisions and review code
•Combine hands-on engineering with technical leadership
Requirements
•7+ years of software development experience preferred
•Strong TypeScript, Node.js, REST APIs, webhooks, and asynchronous processing
•Experience with React and JavaScript/TypeScript
•Experience with PostgreSQL and SQL
•Experience with production SaaS, complex integrations, scalability, and reliability
•Experience with LLM APIs, AI agents, and AI-assisted development tools such as Claude Code, Codex, and Cursor
•Experience with CI/CD, automated testing, and cloud infrastructure
•Conversational English
Nice to have
•Voice AI, telephony, Twilio, RingCentral or similar integrations
•CRM integrations
•Multi-tenant SaaS
•Early-stage startup experience
Conditions
•Below-market salary plus equity in LeadBridge, subject to vesting
•Long-term engagement
•Start ASAP

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