Remote Full-Stack TypeScript Engineer — End-to-End AI Apps

Celestify Ltd.; West of England; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Remote work from anywhere

Learning & development budget

Flexible time-off

Job summary

Celestify Ltd. is seeking a Full Stack TypeScript Developer to own end-to-end features across web, mobile and AI-powered apps. You will work on frontend and backend (React, Next.js, Node.js) with a focus on type safety and scalable APIs.

In a fully remote, async-friendly team, you’ll design robust architectures and ship experiences using modern tools like Cloudflare Workers, Vercel, Drizzle, Postgres and OpenAI integrations.

Qualifications

• Deep TypeScript expertise on frontend and backend with strong type safety.
• Proven experience building scalable React apps with modern UI libraries.
• Designing clean, secure REST APIs with Express, Hono, or similar.
• Solid SQL knowledge and Postgres with ORM like Drizzle.
• Hands-on experience deploying serverless/cloud apps.
• Strong Git workflows and CI/CD automation.
• Excellent communication and ability to own features end-to-end.
• Self-motivated, collaborative and comfortable working asynchronously.
• Based in the UK or EU.

Skills

TypeScript

React

Node.js

REST APIs

Serverless / Cloud

Git & CI/CD

Client-server architecture

Communication with clients

Tools

Drizzle

PostgreSQL

Cloudflare Workers

Vercel

OpenAI API

Langchain

LlamaIndex

Docker

Job description

Celestify Ltd. is seeking a Full Stack TypeScript Developer to own end-to-end features across web, mobile and AI-powered apps. You will work on frontend and backend (React, Next.js, Node.js) with a focus on type safety and scalable APIs.

In a fully remote, async-friendly team, you’ll design robust architectures and ship experiences using modern tools like Cloudflare Workers, Vercel, Drizzle, Postgres and OpenAI integrations.