Job Description

Job Title: Senior Backend Engineer (IoT / High-Scale Systems)

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Location: Mumbai - Onsite

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Experience: 6+ years

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About the Role

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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.

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Key Responsibilities

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- Design and develop scalable backend services for IoT platforms handling millions of device events.
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- Build and maintain high-throughput data ingestion pipelines for real-time and batch processing.
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- Work with time-series data for monitoring, analytics, and reporting use cases.
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- Architect reliable messaging systems using protocols like MQTT and queueing systems.
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- Optimize systems for performance, scalability, and fault tolerance.
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- Collaborate with hardware, firmware, and frontend teams to ensure seamless data flow.
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- Implement robust monitoring, logging, and alerting systems.
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- Ensure data integrity, security, and compliance across distributed systems.
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Required Skills & Experience

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- Strong experience in backend development using Node.js with TypeScript.
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- Hands-on experience building systems for IoT products at scale (solar, energy, or similar domains preferred).
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- Deep understanding of messaging and streaming systems:
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- MQTT
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- Amazon IOT core
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- Amazon SQS and SNS
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- RabbitMQ
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- Experience working in high-throughput, low-latency environments.
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- Expertise in handling time-series data (e.g., using InfluxDB, TimescaleDB, or similar).
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- Solid understanding of distributed systems, concurrency, and system design.
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- Experience with cloud platforms (AWS or GCP).
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- Strong debugging, performance tuning, and problem-solving skills.
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Good to Have

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- Experience in renewable energy domains (solar, EV, smart grids, etc.).
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- Knowledge of stream processing frameworks (Kafka, Flink, Spark Streaming).
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- Experience with edge computing or device-side integrations.
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- Understanding of data pipelines and analytics platforms.
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- Familiarity with containerization and orchestration (Docker, Kubernetes).
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What We Offer

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- Chance to work on cutting-edge IoT and energy-tech solutions.
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- High ownership and impact on system architecture and scalability.
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- Collaborative and fast-paced work environment.
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Who You Are

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- Passionate about building scalable systems that solve real-world problems.
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- Comfortable working with ambiguity and complex distributed architectures.
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- Strong communicator and team player.
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📌 Senior Backend Engineer (IoT / High-Scale Systems) (Mumbai)
🏢 Aerem
📍 Mumbai