Senior Engineer Java/Springboot

Role & responsibilities:

We are looking for a skilled Senior Software Engineer with strong hands-on experience in Java, Spring Boot, MongoDB, REST APIs, microservices, and IoT device integration.

The candidate will be responsible for designing, developing, testing, and maintaining backend services for enterprise-grade platforms involving connected devices, telemetry ingestion, device events, alerts, and system integrations. The ideal candidate should be a strong individual contributor who can independently build features, solve technical problems, and collaborate with architects, technical leads, QA, DevOps, and product teams.

Design, develop, and maintain backend services using Java and Spring Boot.

Build scalable REST APIs, microservices, and integration components.

Work with MongoDB for schema design, queries, indexing, aggregation, and performance optimization.

Integrate with IoT devices, gateways, sensors, meters, and external systems.

Develop data ingestion workflows for telemetry, events, alerts, diagnostics, and device status.

Work with communication protocols such as MQTT, HTTP/HTTPS, TCP/IP, WebSocket, Modbus, or DLMS/COSEM.

Implement device onboarding, registration, heartbeat, status tracking, and command-response workflows.

Participate in technical design discussions and contribute to HLD/LLD documents.

Write clean, reusable, secure, and maintainable code.

Perform unit testing, integration testing, debugging, and issue resolution.

Optimize APIs, database queries, and backend services for performance and scalability.

Collaborate with QA teams for test case reviews, defect fixes, and release readiness.

Work with DevOps teams for build, deployment, CI/CD, monitoring, and production support.

Follow coding standards, branching strategy, code review practices, and agile delivery processes.

Support production troubleshooting for backend services, device communication, and data processing issues.

Preferred candidate profile:

Experience in Smart Metering, AMI, HES, MDMS, Energy Management, Healthcare IoT, Industrial IoT, or Remote Monitoring platforms.

Knowledge of protocols such as DLMS/COSEM, OBIS, Modbus, MQTT, TCP/IP, or WebSocket.

Experience handling high-volume data ingestion and time-series data.

Experience with Docker, Kubernetes, Jenkins, GitLab CI, GitHub Actions, AWS, Azure, or GCP.

Experience with monitoring and logging tools such as ELK, Prometheus, Grafana, New Relic, or similar.

Experience contributing to technical documentation, API specifications, sequence diagrams, and deployment notes.

Perks and benefits:

Paid time off

Performance bonus

Role:

Back End Developer

Industry Type: Software Product

Department: Engineering - Software & QA

Employment Type: Full Time, Permanent

Immediate Joiners Preferred.