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Germany, Cologne Remote

Senior Typescript Developer (f/m/d) at Sidestream | Cologne, Germany (Remote)

Company/Recruiter: Sidestream

Published on: 8:30 AM | Sep 25, 2026 · Closes Oct 25, 2026
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✦ AI Summary

Sidestream is seeking a highly skilled Senior Typescript Developer to join our dynamic team.

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MorrJobs application guide

This this opportunity Senior Typescript Developer (F/M/D) opening is best approached with a focused application that connects your recent experience to the problems Sidestream is likely trying to solve in Germany, Cologne. Before applying, read the full description, confirm the application method, and tailor your CV or portfolio so the first few lines clearly match the responsibilities below.

Who should pay attention

Candidates who can show practical evidence for the listed requirements and can work effectively in remote or distributed work should review this role carefully.

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Use the job title and two or three matching skills from the requirements in your CV summary or cover message. Keep it specific, measurable, and relevant to this role.

Before you apply

Check the deadline, salary or benefit details where provided, and the employer profile. Avoid paying unofficial fees or sharing sensitive documents outside the stated application process.

Sidestream is seeking a highly skilled Senior Typescript Developer to join our dynamic team. We are a forward-thinking company dedicated to innovation and fostering a collaborative, engaging work environment. If you are passionate about cutting-edge technology and thrive in a supportive atmosphere, we encourage you to apply.

Job Overview

As a Senior Typescript Developer at Sidestream, you will play a pivotal role in designing, developing, and deploying robust and scalable software solutions. You will contribute to all phases of the development lifecycle, from concept and design to testing and deployment, leveraging your expertise in modern web technologies.

Key Responsibilities

  • Develop and maintain high-quality, production-ready code using Typescript.
  • Collaborate with cross-functional teams, including product managers and designers, to define and implement new features.
  • Architect and implement scalable and maintainable backend services.
  • Write comprehensive unit and integration tests to ensure code quality.
  • Participate in code reviews and provide constructive feedback to peers.
  • Mentor junior developers and contribute to team knowledge sharing.

Requirements

  • Proven experience as a Senior Software Developer with a strong focus on Typescript.
  • Proficiency in building RESTful APIs and microservices.
  • Experience with modern frontend frameworks (e.g., React, Angular, Vue.js) is a plus.
  • Solid understanding of database technologies (SQL and NoSQL).
  • Excellent problem-solving and analytical skills.
  • Strong communication and collaboration abilities.

What We Offer

  • A competitive compensation package.
  • Opportunities for professional growth and development.
  • A collaborative and inclusive work culture.
  • The chance to work on innovative and impactful projects.
  • Flexible working arrangements, including remote options.

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