IT Internship - Fullstack Engineer: Modernizing Enterprise Frontends with React & .NET

Swisscom AG

Rotterdam

On-site

EUR 8,400 - 12,000

Full time

9 days ago

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Benefits offered by this job

810 € gross Monthly Allowance (Full-‑

Job summary

Swisscom AG in Rotterdam invites you to join a 6-month IT internship focused on modernizing enterprise frontends with React and .NET. You’ll collaborate with an international team across Switzerland, Rotterdam, and Riga, contributing to Swisscom’s digital transformation.

You will gain hands-on experience in frontend migrations, CI/CD pipelines, and security standards, using TypeScript, JavaScript, C#, and AWS. The program starts on 1 February 2027 and offers a structured learning environment.

Qualifications

Student in final year of HBO/University in CS/Informatica or similar field.
Based in the Netherlands, able to participate in an international team.
Good level of English; other languages are a plus; NUFFIC agreement required for non-EU students.

Responsibilities

Research and drive frontend migrations within a modular Monolith architecture.
Work hands-on with React, TypeScript, and .NET Web APIs.
Gain experience in CI/CD DevOps pipelines, microservices integration, and enterprise security standards.
Contribute to an agile team using Scrum and SAFe.

Skills

TypeScript

JavaScript

.NET

React

Education

Last year HBO/University CS/Informatica student

Tools

Git

UX/UI

AWS

Kafka

Job description

IT Internship - Modernizing Enterprise Frontends with React & .NET

Becoming an IT professional that you aspire to be

About the Internship

Swisscom is always keen on attracting and developing the best talents. As part of the leading telecom and tech company in Switzerland, you will work on real projects that have real impact. From day one, you will be part of an international team collaborating across Switzerland, Rotterdam, and Riga, contributing to innovative solutions in Swisscom’s digital transformation. This means working hands‑on in backend, cloud, or full‑stack development, applying your Computer Science skills to real technical challenges.

With colleagues from over 60 nationalities, diversity is not just something we value, it is how we work. We believe in open collaboration, ownership, and continuous learning. You will be encouraged to share ideas, take initiative, and grow within the environment. We respect each other, help each other out, and are not afraid to make mistakes. We make sure you can be the best version of yourself.

Our internship program startson 1st February 2027. In this 6 months internship you will work in agile teams using Scrum and SAFe, gaining hands‑on experience in a fast‑paced and supportive environment.

About the Internship Project:

Join our agile engineering team to reshape mission-critical platforms! You’ll research and drive high‑impact frontend migrations within a robust Modular Monolith architecture. Work hands‑on with modern React, TypeScript, and .NET Web APIs, leveraging CI/CD DevOps pipelines, Microservices integration, and enterprise Security standards. Ideal for an ambitious developer ready to solve real-world architectural challenges and make a lasting impact!

Must-haves:

TypeScript
JavaScript
C#
.NET
React

Nice-to-haves:

Git
DB
UX/UI
AWS
Kafka

Who are you?

You are a student enrolled in the last year of your HBO or University program in the field of Computer Science, Informatica, or any other similar field.
You live in the Netherlands.
You are willing to contribute to an international team and you have an agile mindset.
You are curious and responsible.
You have a good level of English; any other language is a plus.
Please note that for non-EU students, it is necessary to provide the NUFFIC Agreement for the 6-month internship from your university in order to be eligible.

Perks