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SIDESTREAM

Working Student Fullstack Typescript Developer (f/m/d)

SIDESTREAM
Germany · Internship · Internship
At Sidestream, we're building a team of committed, explorative and witty individuals who love pushing boundaries while having fun.

Aufgaben

Tasks

Your Responsibilities

  • Embracing Our Tech Stack: Work with modern technologies like TypeScript, Vue 3, Nuxt 3 and Dockerized applications running on Kubernetes.
  • Navigating Your Career Path: Embrace a full-stack development role, where you'll gain experience across both front-end and back-end technologies, equipping you with the skills needed for a versatile tech career.
  • Joining the Fellowship: Collaborate with an experienced Tech Lead, a Product Manager and peers on 1-2 projects at a time, guided by mentors who are committed to leveling up your skills.
  • Writing Code That Counts: Contribute meaningful work to projects from day one, with your code making its way into production.
  • Learning and Improving: Continuously pick up new tools, languages and best practices while mastering clean, composable and testable code.

Profil

Requirements

What You Bring

  • A Hungry Mind: You're eager to learn and grow. We offer mentorship, feedback and proven processes, but it's your drive and curiosity that will make the difference.
  • From Rookie to Rocky: No previous experience? No problem. We value humility, hard work and a commitment to self-improvement over a packed résumé.
  • Familiarity with JavaScript and/or TypeScript: Whether you're an expert or just starting out, we care about your ability to learn and grow. If we like your application, you'll receive a coding challenge to demonstrate your skills. Don't worry if you're new to our tech stack—some of our best hires started from scratch and excelled by showing dedication and adaptability.
  • Strong English Skills: You can communicate effectively with the team in English. German is a plus but not a must.
  • Enrolled in Studies: You're a student for at least 3 more semesters and available for 20 hours per week.

Wir bieten

Why Join Sidestream?

Here's What You Can Expect

  • Impactful Work: Contribute to projects that matter, whether it's digitalizing leading companies, developing open-source tool or innovating with blockchain and AI.
  • Learning & Growth: Gain mentoring from experienced professionals and access to proven processes that prepare you for success in a fast-paced tech environment.
  • Our Culture of Excellence: Embrace modern systems like the Entrepreneurial Operating System (EOS) to deliver outstanding performance and achieve ambitious goals.
  • Collaboration & Fun: Be part of a driven team that values humor, creativity and shared experiences, with regular team events and occasional meetups.
  • Flexibility: Work remotely, from our modern office in Cologne, or a mix of both—whatever helps you thrive.

Important note

Please be advised that a valid work permit for Germany is required for non-EU citizens. Unfortunately, applications without a valid work permit and sufficient German language skills may not be considered.

LNKD1_DE

Key Skills

Ranked by relevance

typescript product manager javascript blockchain vue
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Country Guide

Germany

Strong tech sector & EU Blue Card visa

Posted
Dec 09, 2025
Type
Internship
Level
Internship
Location
Cologne
Company
SIDESTREAM

Industries

Software Development

Categories

Education Training

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