Hybrid Full-Stack Engineer (TypeScript, React, AI)

Helion Market Research; Antwerpen; Hybride; EUR 45 000 - 70 000; Plein temps

Avantages offerts par ce poste

Office in city centre of Antwerp

Hybrid work with 2 days from home

Full-time, permanent position

Résumé du poste

Helion Research is seeking a Full Stack Developer to join a small internal team in Antwerp. You will own features end-to-end, from frontend React with Vite to typed backends using Hono, tRPC and Drizzle on PostgreSQL, with a strong emphasis on quality and collaboration.

You’ll work closely with management and users, ship AI-enabled features and experiment with different approaches, while enjoying a hybrid schedule with two days from home.

Qualifications

• 1–4 years of experience in software development.
• Strong TypeScript skills across the stack.
• Experience with React and PostgreSQL databases.
• Experience building or integrating APIs.
• Git / GitHub experience.
• Interest in building with LLMs.
• Comfortable reading and extending existing code.

Responsabilités

• Build features across a TypeScript stack with React frontends and typed backends.
• Connect applications to Helion systems, databases and external APIs.
• Build AI features into the product, such as LLM-supported grading and validation of research data.
• Help make AI-generated output reliable for production use.
• Take prototypes to production: testing, documentation, code quality.
• Explore different technical approaches and measure what works.

Connaissances

TypeScript

React

SQL / PostgreSQL

API development

Git / GitHub

Full-stack development

LLMs interest

Reading code

Testing awareness

Outils

Hono

tRPC

Drizzle

Zod

TanStack Query

Vite

TailwindCSS

Docker

Playwright

Vitest

Description du poste

Helion Research is seeking a Full Stack Developer to join a small internal team in Antwerp. You will own features end-to-end, from frontend React with Vite to typed backends using Hono, tRPC and Drizzle on PostgreSQL, with a strong emphasis on quality and collaboration.

You’ll work closely with management and users, ship AI-enabled features and experiment with different approaches, while enjoying a hybrid schedule with two days from home.