Software Developer (Java - IoT)

It's fun to work in a company where people truly BELIEVE in what they're doing!

We're committed to bringing passion and customer focus to the business.

Job Summary

Key Responsibilities :

• •Design, build, and maintain high-throughput Java + Spring Boot microservices serving millions of devices
• •Develop RESTful APIs (JSON/XML) secured with JWT and OAuth 2.0
• •Work with MongoDB as the primary data store, designing schemas and queries for scale
• •Build and consume event-driven architectures using Kafka, AWS SQS/SNS, and Kinesis
• •Containerize services with Docker and deploy on AWS EKS (Kubernetes) via CI/CD pipelines
• •Collaborate on system design for high availability, disaster recovery, scalability, and performance
• •Write clean, testable, well-documented code with strong unit and integration test coverage
• •Participate in code reviews, architectural discussions, and sprint planning
• •Own features end-to-end — from design and implementation through deployment and production monitoring
• •Troubleshoot production issues, perform root-cause analysis, and drive reliability improvements
• •Leverage AI-powered development tools for code generation, automated code reviews, test creation, technical planning, and debugging — continuously improving team productivity and code quality

Required skills :

• •B.E./B.Tech or ME/M.Tech in Computer Science (or equivalent) from top 150 Nirf engineering colleges.
• •8+ years of hands-on back-end development experience
• •Strong proficiency in Java (8+) and the Spring ecosystem (Spring Boot, Spring Data, Spring Security) Solid experience with NoSQL databases (MongoDB preferred) — schema design, indexing, aggregation pipelines
• •Practical experience with AWS services (EC2, S3, SQS, SNS, Lambda, EKS, CloudWatch, or similar)
• •Familiarity with Docker, Kubernetes, and container orchestration
• •Experience with Git, Bitbucket/GitHub, and CI/CD tooling (Jenkins, GitHub Actions, or similar)
• •Understanding of RESTful API design principles, versioning, and security (OAuth 2.0, JWT)
• •Strong organizational skills — ability to define, track, and deliver work independently
• •Excellent problem-solving, critical thinking, and analytical skills
• •Clear, concise written and verbal communication
• •Experience with event streaming platforms — Kafka, AWS Kinesis
• •Working knowledge of AWS Lambda and serverless architectures
• •Understanding of WebSockets and persistent connection protocols (e.g., OCPP)
• •Knowledge of networking fundamentals — TCP/IP, TLS, load balancing, connection keep-alive, timeout tuning
• •Experience with AWS ALB/NLB, target groups, health checks, and sticky sessions
• •Exposure to Elasticsearch / OpenSearch for search and analytics workloads
• •Familiarity with SQL databases (MySQL/PostgreSQL) as a secondary skill
• •Experience with front-end technologies (React, JavaScript/TypeScript) — full-stack capability is a plus
• •Knowledge of caching layers (Redis, ElastiCache)
• •Understanding of observability — structured logging, distributed tracing, metrics (Datadog, ELK, Prometheus)
• •Familiarity with shell scripting (Bash) for automation, debugging, and operational tasks
• •Exposure to OCPP (Open Charge Point Protocol) or EV/IoT domain
• •Experience using AI coding assistants (GitHub Copilot, Windsurf/Cursor, ChatGPT, Claude) for development, code review, and technical planning
• •Experience working in renewable energy, clean tech, or IoT companies
• •You thrive in a fast-paced environment with ambiguity and evolving priorities
• •You take ownership — proposing solutions, not just implementing tickets