Senior Backend Engineer (IoT / High-Scale Systems)
Summary
Senior backend engineer in Mumbai (onsite) designing and scaling backend systems for high-throughput IoT platforms that ingest and analyze data from devices like solar installations. Core stack: Node.js with TypeScript, MQTT/AWS messaging (IoT Core, SQS, SNS), RabbitMQ, time-series databases, and AWS/GCP cloud.
Job Description
Job Title: Senior Backend Engineer (IoT / High-Scale Systems)
Location: Mumbai - Onsite
Experience: 6+ years
About the Role
We are looking for a highly skilled Senior Backend Engineer to design, build, and scale backend systems powering large-scale IoT platforms. You will work on systems that ingest, process, and analyze high-throughput data streams from distributed devices such as solar installations or other IoT-enabled infrastructure.
Key Responsibilities
- Design and develop scalable backend services for IoT platforms handling millions of device events.
- Build and maintain high-throughput data ingestion pipelines for real-time and batch processing.
- Work with time-series data for monitoring, analytics, and reporting use cases.
- Architect reliable messaging systems using protocols like MQTT and queueing systems.
- Optimize systems for performance, scalability, and fault tolerance.
- Collaborate with hardware, firmware, and frontend teams to ensure seamless data flow.
- Implement robust monitoring, logging, and alerting systems.
- Ensure data integrity, security, and compliance across distributed systems.
Required Skills & Experience
- Strong experience in backend development using Node.js with TypeScript .
- Hands-on experience building systems for IoT products at scale (solar, energy, or similar domains preferred).
- Deep understanding of messaging and streaming systems:
- MQTT
- Amazon IOT core
- Amazon SQS and SNS
- RabbitMQ
- Experience working in high-throughput, low-latency environments .
- Expertise in handling time-series data (e.g., using InfluxDB, TimescaleDB, or similar).
- Solid understanding of distributed systems, concurrency, and system design.
- Experience with cloud platforms (AWS or GCP).
- Strong debugging, performance tuning, and problem-solving skills.
Good to Have
- Experience in renewable energy domains (solar, EV, smart grids, etc.).
- Knowledge of stream processing frameworks (Kafka, Flink, Spark Streaming).
- Experience with edge computing or device-side integrations.
- Understanding of data pipelines and analytics platforms.
- Familiarity with containerization and orchestration (Docker, Kubernetes).
What We Offer
- Opportunity to work on cutting-edge IoT and energy-tech solutions.
- High ownership and impact on system architecture and scalability.
- Collaborative and fast-paced work environment.
Who You Are
- Passionate about building scalable systems that solve real-world problems.
- Comfortable working with ambiguity and complex distributed architectures.
- Strong communicator and team player.