Principal Engineer

Join our platform team as Principal Engineer!

At Twin Harbour Interactive we strive to develop high-quality strategy games and make them accessible for all players around the our eyes game development is a promise for fun and entertainment thats what we live and aim for!

Innovation is part of our DNA. We actively integrate Artificial Intelligence to reduce repetitive tasks and create space for what really matters: strategic thinking and human connection. We dont just use AI - we look for people who can shape the way we work with it.

Our staff is multicultural and international. We have flat hierarchies open communication culture and support the autonomous work of our agile working teams. We believe in efficient work where each of our employees contributes to the success of our games.

As a Principal Engineer you would extend our backend systems and APIs building enhancing and extending our backend API according to current stability performance scalability security and maintainability standards. Being part of our Platform team you will directly work with game development marketing and other stakeholders to integrate new partner APIs and tracking systems into our user backend. You can also contribute by implementing new features to our Javascript/HTML tools and services.

YOUR TASKS

• Lead the transformation of our core PHP monolithic backend into a secure performant and well architected set of decoupled services.

• Drive architectural decisions for new services.

• Promote and implement security testing and development best practices.

• Contribute high-quality and maintainable TypeScript code using NestJS framework.

• Work with a variety of tools and technologies including Sentry Datadog Sonar Docker Kubernetes Mysql Postgres Redis Memcache and Pub/Sub.

• Take ownership of important tech KPIs to ensure a smooth development process.

• Work closely with the Head of Platform shaping the technical vision and project roadmap.

• Collaborate with our quality engineers to fully integrate them into our development process.

• Lead integration of new APIs payment systems and data tracking.

• Mentor and guide developers on your team.

• Drive technical discussions and be responsible for technical decisions when team-wide consensus is not reached.

YOUR PROFILE

• At least 7 years of professional experience in TypeScript/ development.

• Proven experience in software service architecture methodologies (i.e. DDD) and in PHP 7/8 and PHP frameworks in the context of understanding legacy codebases.

• Experienced with unit/integration/end-to-end testing and modern frameworks.

• Good understanding of relational databases and containers.

• You have worked on multi-server high-load applications and APIs; and have gained experience working with cloud technologies (i.e. GCP).

• Excellent analytical and problem-solving skills and able to write easy to understand well-structured and maintainable code using design patterns appropriately.

• You can quickly get familiar with complex code bases.

• Interest in and already some experience augmenting your work with AI tools (i.e. Claude Code Codex or Gemini).

• You have the ability to understand business needs and translate them into technical requirements.

• You are an experienced coach and mentor. You are able to facilitate technical discussions within and outside the team.

• Practiced agile methodologies specifically Kanban.

• You are enthusiastic about games and enjoy working in an interdisciplinary team. Having past game development experience is a plus.

• Fluent in technical and business English.

• You are interested in learning outside of the box and also taking over full-stack development tasks.

Why Youll Love Working With Us

A Global Team A Shared Purpose

Our strength lies in our diversity. With over 30 nationalities represented across our two locations were united by a shared passion for strategy games and a bold vision for the future. We celebrate what makes each of us unique our perspectives our stories and the paths that led us here.

Work Your Way

Whether youre crafting code from a harbor-view desk in Hamburg or fine-tuning design details under the Maltese sun we support flexible hybrid work models that empower you to do your best work wherever you are.

Grow With Us

At Twin Harbour your journey matters. Our Career Path Framework and mentorship culture provide the clarity and feedback you need to take the next step whether youre deepening your expertise or branching into new disciplines. We invest in your growth with language courses e-learning platforms and support for conferences and training.

Were Human First

We believe that great teams are built on trust respect and good humor. From game nights to casual drinks quiz nights and karaoke we dont just work together we connect play and support each other like a true crew.

Join Twin Harbour Interactive

Where Strategy Meets Vision.

Twin Harbour Interactive is a global strategy game powerhouse shaping the future of long-term multiplayer gaming. With offices in Hamburg and Malta we design strategy games that bring people together across borders and generations.

Whether youre an expert tactician or an imaginative world-builder theres a place here for you to grow thrive and leave your mark.