Senior Backend Expert

This is a fully remote position, open to applicants in Austria.

📋 Description

• Analyze and critically assess the current microservices architecture.

• Validate service boundaries, API design, and data ownership.

• Identify architectural risks, bottlenecks, and anti-patterns.

• Assist in decoupling from Oracle-based legacy architecture (no direct JDBC access).

• Contribute to and evaluate architectural documentation (Arc42, DACI).

• Design, review, and enhance Java/Spring Boot APIs.

• Evaluate API scalability, resilience, and code quality.

• Review event-driven integration patterns (e.g. Kafka, mapping services, GIS databases).

• Assess latency, idempotency, and system reliability.

⛳️ Requirements

• Extensive experience with Java / Spring Boot microservices.

• Proven expertise in software architecture design and technical assessments.

• Familiarity with Oracle and/or PostgreSQL databases.

• Understanding of event-driven architectures (Kafka, outbox pattern).

• Preferred: Experience in GIS / geospatial systems.

• Knowledge of routing, geocoding, or geospatial APIs (e.g. HERE).

• Experience with Kubernetes environments.

🏝️ Benefits

• Flexible working arrangements.