Senior Back-End Developer

📋 Description

• Design, build, and maintain scalable backend APIs via REST/OpenAPI.
• Implement secure OAuth2 authentication flows.
• Develop Spring Boot services and microservices for reliability.
• Work across Java versions 8,11,17,21; migrate toward Java 21.
• Write and optimize SQL queries for PostgreSQL.
• Build and maintain GCP cloud solutions, including BigQuery integrations.
• Collaborate with data engineers on BigQuery and data pipelines.
• Implement monitoring, alerting, and observability for APIs.
• Contribute to CI/CD pipelines and DevOps with Jenkins and automated tests.
• Participate in Agile/Scrum or Kanban with cross-functional teams.

🎯 Requirements

• 6+ years backend exp; scalable production-grade apps.
• Java expertise across 7/8/11/17/21; Java 21 features incl. Virtual Threads.
• Spring Boot and Spring ecosystem (Security, Data, Cloud).
• REST APIs design with OpenAPI specification.
• OAuth2 authentication/authorization patterns.
• SQL proficiency; PostgreSQL in production.
• 3+ years GCP cloud tech; designing & delivering GCP solutions.
• Strong microservices/distributed systems design.
• Excellent problem-solving, analytical, and communication.

🎁 Benefits

• SAP integration familiarity.
• BigQuery and Apache Beam on GCP.
• Docker containers and containerized development.
• Data modeling for relational and analytical schemas.
• Automation/scripting with Python.
• CI/CD tooling like Jenkins.
• Monitoring/alerts with Cloud Monitoring, Prometheus, Grafana.
• Full SDLC experience (requirements to post-production).