The company is seeking a Senior Backend Developer to design, implement, and maintain Spring Boot microservices including Search, Orders Orchestrator, Billing Proxy, SIM Management, and more. The role includes building and maintaining event-driven components using Kafka, integrating with external and internal systems, and developing server-side reporting features. You will ensure security and compliance, drive testing strategy, and collaborate with cross-functional teams while providing technical leadership.
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Key Responsibilities:
- Design, implement, and maintain Spring Boot microservices: Search, Orders Orchestrator, Billing Proxy, SIM Management, Ticketing, Reports, Geo-fence Engine, and Notifications.
- Build and maintain event-driven components using Kafka; define topics, schemas, and integrate with a central schema registry.
- Implement RBAC at API and data layers, enforce least privilege, and support data segregation by business unit and cost center.
- Integrate with external systems (Airlinq REST APIs) and internal services via API Gateway; ensure secure, reliable, and observable services.
- Develop server-side reporting features: CSV/XLSX/PDF generation, parameterized templates, saved reports, scheduled generation, and a download center.
- Implement geo-fencing engine integration, including rule evaluation, region-to-SIM mapping, and triggers with actions.
- Ensure security and compliance (OWASP mitigations, TLS, AES at rest, audit trails, secrets management) and participate in security reviews.
- Drive testing strategy and contribute to CI/CD pipelines; ensure performance budgets and observability.
- Collaborate with frontend, QA, and product teams; provide technical leadership and mentorship; perform code reviews and contribute to architectural decisions.
Required Qualifications:
- 7+ years of backend development experience with Java/Spring Boot in a microservices architecture.
- Deep experience with Kafka-based event architectures and distributed systems.
- Strong API design skills (REST/JSON; API versioning; contract testing).
- Expertise in RBAC and data access controls across UI/API layers; data segregation by business unit and cost center.
- Experience integrating with external REST systems and building complex business workflows.
- Proficiency with database design (SQL/NoSQL), data modeling, and performance optimization.
- Security-focused mindset: knowledge of OWASP, TLS, encryption at rest, secret management.
- Experience with observability tools (Splunk, Dynatrace) and instrumenting services for tracing and metrics.
- Bachelor’s degree in computer science or equivalent; relevant certifications are a plus.
Preferred Qualifications:
- Experience with geo-spatial features or geo-fencing domain logic.
- Experience with Kubernetes, Docker, and cloud platforms (prefer AWS/GCP/Azure).
- Knowledge of compliance regimes (NCA, SAMA) and audit trail requirements.
- Experience with automated contract testing and consumer-driven API testing.
