Senior Software Engineer; m​/f​/d

A11 is the execution engine behind Europe’s top tech unicorns like Trade Republic, Sennder and Kry. We are a SWAT team for business performance in different expertise areas ranging from Marketing, Sales, Data, Tech to People Ops. With 100+ international experts, we step in with tactical precision to tackle complex challenges across business and tech. From launching products at speed to reshaping entire business models, we deliver impact.

We're looking for a driven and impactful Senior Software Engineer to join our Engineering team to drive transformation through building solutions that bring real results.

As a (Senior) Software Engineer, you'll build and scale a variety of engineering projects, from full product builds to technical audits, through bringing your expertise in Type Script (or another object-oriented language), frontend and backend development, and product-minded delivery to fuel change and measurable impact.

In your day-to-day work, you'll deliver features across both the frontend and backend, always with a pragmatic mindset, a keen eye for quality and a collaborative spirit. You'll join a small, high-performing team that supports a variety of fast-growing businesses by delivering production-ready platforms, systems and MVPs that solve real user problems.

Our engineering team works closely with product stakeholders, nearshore developers and fellow engineers. We're not just looking for coders, we're looking for thoughtful builders who have a product mindset, enjoy shaping the way teams work, value great communication and get excited about ambiguity and real-world challenges.

• Design, plan and implement business-critical, performant and accessible user interfaces with our clients
• Enhance the usability and user experience of existing applications by developing new features
• Advise engineering teams on the architecture and technology choices for their websites and web applications
• Take part in the creation of design systems using style guides and component-based frameworks
• Author clean, comprehensible and testable code
• Adapt to different work environments, tech stacks and technical challenges
• Support nearshoring teams by ensuring technical alignment and smooth collaboration
• Contribute to best practices, code reviews and improved team workflows

• 5+ years of industry experience in software engineering
• Strong knowledge of Type Script or at least one other object-oriented programming language (e.g. PHP, Java or C#)
• Passion for solving problems with the power of software
• Ability to explain technical considerations effectively to team members and stakeholders
• Ability to analyse product requirements, formulate useful technical clarification questions and estimate their complexity
• Understanding of the basic workflows of a product engineering team, such as version control, code reviews and delivery cycles
• Pragmatism and willingness to adapt to different work environments and types of projects, ranging from full product engineering to technical audits
• Curiosity about various business models and their underlying technical challenges
• Proficiency in German and English to interact effectively with diverse stakeholders

Please note that this position is based in Berlin.

• Shape the Future of Innovation: Take the lead on game-changing projects across a diverse range of companies and geographies. You'll make a true impact through our strategic and hands-on working style.
• Collaborate with an International Team of Digital Natives: Unlock new opportunities to learn, contribute, and thrive in a dynamic, multicultural environment. Our Team represents over 25 nationalities and brings experience in a wide range of companies and industries.
• Career Development: We…