Intern Full Stack Developer (Estimation Website)

Location: Belgium

Job Description

As an Intern Full Stack Developer (Estimation Website), you will build a web application that allows teams to estimate integration requests based on complexity, dependencies, and required effort. The tool should provide a clear workflow: create request → select parameters → automatic calculation → overview of all active requests. It will also incorporate a feedback loop to check how accurate assessments are.

Your responsibilities

• Design and develop a modern full‑stack web application

• Build REST APIs in .NET for storing and retrieving estimations

• Implement the SQL database and data access layer

• Develop the UI in React with reusable components

• Deploy the solution to RedHat OpenShift

• Write unit and integration tests

• Document the solution and present it to stakeholders

Your profile

• Full‑stack interest - You enjoy working across the stack and want to build a complete application end‑to‑end.

• Basic .NET skills - You can work with C#/.NET or are eager to learn it to build REST APIs

• SQL understanding - You know how to design simple data models and write queries

• React fundamentals - You have experience with JavaScript/TypeScript and want to build clean, reusable UI components

• Structured problem‑solving - You can translate complex input into a clear workflow and logic

• Attention to quality - You care about writing reliable code and tests

• Language skills - You communicate fluently in Dutch and English

Our offer

• A people-oriented work environment with a strong focus on the well-being of our employees

• A permanent training offer that enables personal and professional development

• Our office is located in Zwijndrecht and also accessible by Waterbus or shuttle