Java Backend Engineer

Unleash Your Creativity and Innovate

Are you passionate about technology and innovation? Do you thrive in a dynamic and collaborative environment? If so, Ergobite is the place for you!

Job Summary

Java Backend Engineer. Posted On: .

Full Time, On site, Exp: 3+ Years, Bengaluru

Responsibilities

• Design and implement mission-critical backend services in Java (8+) and Spring Boot.
• Build real-time APIs for telemetry, inventory synchronization, and payment reconciliation.
• Ensure services meet <200ms latency targets and scale to 100K+ concurrent connections.
• Write clean, maintainable, and testable code following best practices.
• Apply advanced algorithms for concurrency control, distributed caching, lock-free data structures, and event-driven workflows.
• Resolve performance bottlenecks in systems processing millions of events/day.
• Conduct Big-O complexity analysis to optimize time and space efficiency.
• Architect microservices-based, event-driven systems with guaranteed delivery (Kafka/RabbitMQ).
• Design for zero-downtime deployments and multi-region failover strategies.
• Create efficient database schemas, sharding strategies, and indexing for high-volume transactional systems.
• Define API contracts, inter-service communication, and observability standards.

Qualifications

• Strong proficiency in Java (8+) and Spring Boot.
• Expertise in REST API design and SQL/NoSQL databases (Postgres, MongoDB).
• Proficiency in mobile and backend technologies, with a strong grasp of Flutter for mobile apps and Node.js for back-end.
• Hands-on experience with Kafka/RabbitMQ, Redis, and cloud platforms (AWS/GCP/Azure).
• Familiarity with CI/CD pipelines, Git, Docker, Kubernetes.
• Strong knowledge of microservices architecture, caching strategies, and distributed systems.
• Experience with Git and version control practices.

Nice To Have

• Experience with IoT event pipelines and telemetry ingestion.
• Exposure to payment reconciliation systems and distributed ledger integrations.
• Knowledge of security/compliance frameworks (PCI-DSS, GDPR).
• Experience in Kubernetes-based orchestration at scale.

Soft Skills

• Strong analytical and communication skills.
• Ability to document design decisions and present solutions to stakeholders. integrations.
• Customer-first mindset with focus on operational excellence and reliability.
• Collaborative approach to problem-solving across cross-functional teams.