Senior Full Stack Developer

About think-cell

At think-cell, we are continuously improving how professionals create business presentations by introducing smarter automation and AI-powered assistance into our product. In this role, you will help transform innovative ideas and early AI concepts into reliable features used by more than 1.3 million users worldwide.

You will build production-ready systems that connect modern backend services with intuitive user interfaces. Working closely with both C++ engineers developing our core product and AI engineers exploring new automation capabilities, you will help bring new functionality from concept to everyday product use.

This opportunity is ideal for engineers who enjoy building clean, scalable systems, take pride in writing high-quality code, and are motivated by delivering impactful features within a collaborative engineering environment.

Key Responsibilities

• Build and maintain production-ready backend and full-stack features using TypeScript.
• Integrate AI-powered functionality into the think-cell product, including text editing assistance and automated slide creation.
• Collaborate closely with C++ and AI engineers to transform concepts and prototypes into robust product features.
• Contribute to a strong engineering culture through rigorous code reviews and high standards for code quality.

Skills & Experience

• A degree in Computer Science, Mathematics, Physics, or a related technical discipline.
• Relevant professional experience as a backend or full-stack software engineer.
• Strong commercial experience with TypeScript and Node.js in production environments.
• An interest in AI technologies and enthusiasm for integrating them into real-world products.
• Experience with Python or C++ is advantageous.

What We Offer

• Exceptional team of international colleagues with outstanding academic and professional backgrounds.
• Work-life balance with flexible working hours and an environment that respects your time and focus.
• Stable environment with a market-leading product and long-term growth.
• Direct exposure to C-level leadership and strategic decision-making.
• Competitive salary and relocation support for candidates moving to Berlin.

Why Join think-cell?

think-cell empowers more than 1.3 million business users across 35,000 companies, including the world’s leading consulting firms, DAX 40 organisations, and major US blue-chip enterprises.

With offices in Berlin, Denver, Boston, London, Tokyo, and Dubai, our diverse team of more than 220 professionals is united by a passion for innovation, collaboration, and engineering excellence.

Our proprietary technology is the industry standard for business document creation, and we continue to grow in a dynamic market with significant opportunities. Join us and help shape the future of business productivity.

Our Values

• Forward Thinking – We embrace change, challenge convention, and continuously seek better solutions.
• Ownership – We take responsibility for our work, learn from mistakes, and strive for exceptional outcomes.
• Customer First – We understand our customers’ needs and deliver meaningful, lasting value.
• Unified Team – We foster collaboration, integrity, respect, and an inclusive environment where every voice matters.
• Strive for Excellence – We set ambitious goals, pursue quality relentlessly, and support continuous growth.

Join Our Journey

We encourage you to apply even if you do not meet every requirement. We believe diverse perspectives drive creativity, innovation, and better outcomes, and we welcome applicants from all backgrounds.

Joining think-cell means becoming part of an inclusive, supportive, and innovative team where your ideas can make a meaningful impact. Together, we are shaping the future of productivity—and we’d love for you to be part of that journey.