Sidebase Open-Source Contributor & Senior TS Dev (f/m/d)

Why Join Sidestream?

At Sidestream, we’re building a team of committed, explorative and witty individuals who love pushing boundaries while having fun. 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.

Tasks

Your Responsibilities

• Contribute to Open Source: Write, maintain, and enhance open-source projects like Sidebase and actively engage with the developer community.
• Community Engagement: Address issues, create documentation, and develop a vision for open-source initiatives.
• Fullstack Development & Technical Lead: Build robust applications using TypeScript, Nuxt3 and Vue. Collaborate with product managers to conceptualize, architect and implement projects in agile teams.
• Mentor and Guide: Help junior developers level up their skills through mentoring and collaborative projects.

Requirements

What You Bring

• Open-Source Enthusiast: You have experience contributing to open-source projects and actively engaging with the community.
• Tech-Savvy: You’re proficient in TypeScript or JavaScript and have a solid understanding of frameworks like Vue or React.
• Modern Tech Explorer: You enjoy working with cutting-edge technologies like Nuxt 3 and Kubernetes, staying ahead of the curve.
• Craftsmanship in Code: You take pride in writing clean, composable, and peer-reviewed code that meets high-quality standards.
• Passionate Collaborator: You’re excited about shaping the future of open-source and love working with others to bring ideas to life.
• Hands-On Problem Solver: You’re open to a real-life coding challenge during the application process. We value developers who enjoy rolling up their sleeves and writing great code, not just technical managers.
• Strong Communicator: Your can communicate great in English (and German is a bonus).

No cover letter required! Instead, share 2-3 sentences about why you’re excited about this role and what makes Sidestream appealing to you. You can also include links to projects you’ve worked on to give us an impression of your skills and contributions.

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Position Details

• Job Title: Sidebase Open-Source Contributor & Senior TS Dev (f/m/d)
• Company / Organisation: Sidestream
• Location: Remote
• Employment Type: Full-time
• Field / Industry: Software Development
• Work Arrangement: Remote - open to candidates worldwide

About This Opportunity

This full-time opportunity at Sidestream is an excellent opening for experienced professionals in the field of software engineering and technology. The role is structured around a fully remote setup - offering you the freedom to work from any location in the world and is designed for candidates who are ready to make a meaningful contribution from the moment they join.

As a remote-first position, this role welcomes qualified candidates from across the globe. You will be expected to manage your schedule independently, communicate proactively, and deliver results consistently - hallmarks of a high-performing remote professional.

Whether you are an established practitioner in software engineering and technology or a highly skilled professional looking for your next challenge, this Sidebase Open-Source Contributor & Senior TS Dev (f/m/d) role offers the platform to apply your expertise in a real-world, results-oriented environment. Sidestream is looking for a candidate who can hit the ground running and add genuine value to the team.

Who Should Apply

This role is ideal for candidates who have a solid background in software engineering and technology and a demonstrable track record of delivering high-quality results. You should possess analytical thinking, attention to technical detail, and a methodical approach to problem-solving. Experience working with modern development tools, version control systems, and cloud platforms will be an advantage, though a commitment to continuous learning and professional development is equally valued.

Beyond technical or domain expertise, Sidestream is looking for someone who communicates clearly, collaborates effectively with colleagues and stakeholders, and takes ownership of their work from start to finish. If you thrive in a professional environment and are passionate about the opportunity to build reliable, scalable, and high-performing digital products, we encourage you to apply.

Key Competencies for This Role

Successful candidates for the Sidebase Open-Source Contributor & Senior TS Dev (f/m/d) position at Sidestream will typically demonstrate the following core competencies:

• Domain expertise - a strong foundation of knowledge and hands-on experience in software engineering and technology
• Problem-solving ability - the capacity to identify challenges, think critically, and implement practical solutions efficiently
• Communication skills - clear and professional communication with colleagues, stakeholders, and partners at all levels
• Self-management - strong time management and the ability to prioritise a varied workload while meeting deadlines
• Team collaboration - a collaborative and supportive approach to working alongside colleagues across departments or locations
• Adaptability - the ability to respond positively to change and thrive in a dynamic, evolving work environment

How to Apply

To apply for this Sidebase Open-Source Contributor & Senior TS Dev (f/m/d) position at Sidestream, click the "Apply Now" button on this page. You will be taken directly to the official application page where you can complete and submit your application.

Before applying, please ensure that your CV or résumé is fully up to date and clearly highlights your experience and accomplishments in software engineering and technology. If a cover letter is included or requested, tailor it specifically to this role and explain how your background, skills, and goals align with what Sidestream is looking for in a Sidebase Open-Source Contributor & Senior TS Dev (f/m/d).

All applications for this role are processed directly by Sidestream. Career Nest facilitates the job discovery process and does not pre-screen or forward applications on behalf of employers. There are no fees for job seekers at any stage of the application process.

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