Technical Lead – Front End (React) – Work from Home

Company: Harrington Starr
Apply for the Technical Lead – Front End (React) – Work from Home
Location: London
Job Description:

Lead Backend Engineer Node.js, TypeScript, PostgreSQL, APIs, Microservices, Docker, Kubernetes, AI/LLM Integration. Permanent Role: Competitive Salary + Equity

A fast-growing AI startup is looking to hire a Lead Backend Engineer to help build and scale the backend infrastructure powering its next-generation AI operations platform. This is an exciting opportunity to join an early-stage company already working with pilot customers and building toward significant scale. js and TypeScript Integrate backend services with AI/LLM workflows and automation systems Build reliable data pipelines, background jobs, and operational services Lead backend engineering best practices, code reviews, and technical direction Collaborate closely with Product, AI, and Data teams on system design and delivery Monitor, maintain, and improve performance, reliability, and observability across production systems

Competitive salary + meaningful equity package Flexible hybrid working structure Career growth within a scaling AI business

7+ years commercial backend or full-stack engineering experience~ Strong commercial experience with Node.js and TypeScript~ Excellent understanding of APIs, distributed systems, and PostgreSQL~ Experience building scalable microservice or event-driven architectures~ Strong experience with Docker, Kubernetes, and cloud infrastructure (AWS/GCP/Azure)~ Experience mentoring engineers and leading technical projects~ Experience with AI/LLM integrations is highly desirable~ Python backend experience (FastAPI, Flask, Django) is beneficial~ This role offers hybrid working, with an office location based in London….

Posted: June 1st, 2026