Service — API Development

Custom REST API &
GraphQL Development
Manchester

AI-ready APIs built from scratch or retrofitted onto your existing systems. JWT authentication, rate limiting, LLM function-calling schemas. Based in Leigh, Manchester. Around £100.

What's included

🔌 REST API Design

Versioned endpoints with typed request/response schemas validated by Zod. Proper HTTP semantics, pagination, filtering, and error handling. OpenAPI/Swagger documentation generated from code.

📊 GraphQL Schemas

Type-safe GraphQL schemas with resolvers, subscriptions for real-time data, and DataLoader for N+1 query prevention. Works seamlessly with Next.js and React clients.

🤖 AI Configuration

Every API pre-wired for LLM use: function-calling schema definitions, RAG pipeline endpoints, streaming SSE handlers, and structured output validation.

🔐 Authentication

JWT bearer tokens, OAuth2 with PKCE, refresh token rotation, session management, and role-based access control. Rate limiting via Upstash Redis.

Pricing

Custom API development at Niobotics costs around £100 — fully documented, tested, and deployed. Free lifetime maintenance included. Other UK API developers charge £3,000–£15,000 for the same work.

Get your API built

Free consultation. Around £100. AI-ready from day one. Free maintenance included.

Get a free quote →