Senior Backend Engineer at Bonial International GmbH

Berlin, DE

on-site · full_time · Visa sponsorship

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Responsibilities:
- Own backend components end-to-end and lead the migration from Java/Spring Boot to Node.js services.
- Design and implement REST APIs and backend features on AWS, ensuring scalability and low latency.
- Build and operate high-traffic, real-time, geo-located applications with strong focus on performance.
- Monitor production services, participate in incident response and drive reliability improvements.
- Collaborate with cross-functional teams (web, Android, iOS, product) using Agile practices.

Requirements:
- Senior experience developing backend systems; strong in Node.js and/or Java (Spring Boot).
- Practical experience with AWS services, PostgreSQL, Elasticsearch and RESTful design.
- Familiarity with containerization (Docker), orchestration (Kubernetes) and CI/CD pipelines.
- Solid understanding of distributed systems, scalability, maintainability and security best practices.
- Good communication skills, English proficiency and experience working in Agile teams.