Senior TypeScript Backend Engineer — Remote AI/LLM 3-Month

Darwin Recruitment; Zürich; À distance; CHF 90 000 - 167 000; Plein temps

Avantages offerts par ce poste

Remote 100%

Résumé du poste

Darwin Recruitment is seeking a freelance Senior TypeScript Backend Engineer for a 3-month contract, likely to extend. You will join a product development team focusing on backend services and AI-powered capabilities built on LLMs and agentic workflows.

The role requires hands-on TypeScript backend expertise, API design, and ability to work independently in a fast-paced, experimental environment.

Qualifications

• Senior-level hands-on TypeScript backend expertise (Node.js with NestJS, Express or Fastify).
• Proven delivery of production-grade applications from concept through to release.
• Strong API design and system integration experience.
• Ability to own features independently with minimal oversight.
• Working knowledge of LLMs, agentic AI and AI-powered applications.
• Familiarity with AI agent frameworks, orchestration patterns and tool integrations (advantageous).

Responsabilités

• Design, build and iterate on backend features end-to-end for an experimental product initiative.
• Own backend services and AI-powered capabilities built on LLMs and agentic workflows.
• Collaborate with a small team of senior engineers to deliver production-ready software.

Connaissances

TypeScript

Backend development

API design

Independent work

LLMs

Outils

NestJS

Express

Fastify

Node.js

AI agent frameworks

Description du poste

Darwin Recruitment is seeking a freelance Senior TypeScript Backend Engineer for a 3-month contract, likely to extend. You will join a product development team focusing on backend services and AI-powered capabilities built on LLMs and agentic workflows.

The role requires hands-on TypeScript backend expertise, API design, and ability to work independently in a fast-paced, experimental environment.