📊 Backend Engineer bei Trading212 in Berlin – Gestalte innovative Microservices im Trading-Bereich

Our mission: Empowering everyone to build wealth

At Trading212, we are revolutionizing the world of trading and investing by creating exceptional products that people truly love. Our success is built on a foundation of excellence and high-velocity innovation. Today, we support over 4.5 million clients managing more than €30 billion in assets—a clear reflection of the scale and trust we have established globally.

Your impact and responsibilities

• Develop holistic solutions by understanding complex business challenges, service architecture, and infrastructure.
• Take full ownership of the entire Software Development Life Cycle (SDLC)—from requirements and design to coding, testing, deployment, and monitoring.
• Engineers are responsible for maintaining code quality and proactively refactoring systems for continuous improvement.
• Build for maximum performance, scale, and resilience in a mission-critical environment where downtime and data loss are not options.
• Collaborate in compact, autonomous teams with rapid release cycles, utilizing agile processes to maintain high velocity.
• Engage in continuous learning and knowledge sharing within a culture of honest, constructive feedback.

Your professional profile

• Strong proficiency in common communication protocols such as HTTP, WebSockets, and AMQP.
• Extensive experience with at least one major web framework; our environment is language-agnostic, allowing you to choose the best tool for the task.
• Deep understanding of RDBMS concepts, including indexing, transactions, isolation levels, and high-performance database design.
• Experience with microservice architectures and scaling systems with over 200+ services is a significant plus.
• Familiarity with in-memory databases like Redis or Memcached.
• A degree in Computer Science or an equivalent technical background.

Our modern tech stack

• Languages & Frameworks: Java 17 (Spring), Go
• Databases: Apache Cassandra, MariaDB, Redis, Elasticsearch, TimescaleDB, ClickHouse
• Messaging & Infrastructure: Apache Kafka, Nginx, HAProxy, Docker
• Version Control & Monitoring: GitLab, Grafana, Kibana, Telegraf

What we offer you

• Challenging projects that accelerate your professional growth and potential.
• The opportunity to build innovative services used by millions of investors worldwide.
• A high-performing work environment with smart, driven, and supportive colleagues.
• A flexible atmosphere where your ideas are valued and nothing is set in stone.
• A generous remuneration package including annual performance bonuses.
• Premium social benefits, including private health insurance, a sports card, and 25 days of paid vacation.
• A vibrant office culture with a spacious game room and high-quality treats.