Lead Java Developer

We are hiring a Senior Java Backend Developer to build and scale backend platforms powering smart lighting systems and EV charging infrastructure. You will work on IoT-driven, cloud-connected systems that manage devices, energy consumption, and real-time data. Key Responsibilities Design and develop backend services using Java 21, Spring Boot, and microservices architecture Build scalable platforms for smart lighting control systems and EV charger networks Develop and manage APIs for device communication, mobile apps, and dashboards Handle real-time data processing from IoT devices (lighting controllers, EV chargers) Integrate with protocols and systems like OCPP (EV charging), MQTT, or WebSockets Implement energy monitoring, billing, and usage analytics systems Ensure high availability, scalability, and security of backend systems Collaborate with hardware, firmware, and IoT teams Optimize system performance for high device volumes and low latency Participate in architecture decisions and mentor junior engineers Required Skills & Qualifications 8+ years of backend development experience in Java Strong expertise in Spring Boot, Spring Cloud, and microservices Experience building high-throughput, distributed systems Hands-on with REST APIs, WebSockets, and event-driven architecture Experience with IoT platforms or device integration Knowledge of EV charging protocols (OCPP) or similar is highly preferred Familiarity with MQTT, Kafka, or other messaging systems Strong database experience (PostgreSQL, MySQL, MongoDB, or Timeseries DBs) Experience with Docker, Kubernetes, and CI/CD pipelines Understanding of authentication, security, and data protection Good to Have Experience in smart lighting systems, building automation, or energy management Exposure to cloud platforms (AWS IoT, Azure IoT, GCP) Knowledge of billing systems, payment integrations, or energy metering Familiarity with edge computing or embedded systems integration Domain Exposure (Highly Preferred) EV charging networks / infrastructure platforms Smart city / smart lighting solutions Energy management systems (EMS) IoT-based industrial or consumer products Key Competencies Strong problem-solving and system design skills Ability to work across software + hardware ecosystems Ownership mindset and ability to lead backend modules Excellent communication with cross-functional teams Why Join Us Work on cutting-edge EV and smart energy technologies 11–18 lakh (LPA) salary range High-impact role in a fast-growing sustainability domain Opportunity to build scalable platforms from the ground up Complete this if interested: Sr JAVA Backend Developer – Fill out form