<p><p><b>Job Requirements :</b><br/><br/></p><p>- 10+ years of Java development experience, with extensive expertise in Java concurrency utilities such as Executors, Futures, and Locks.<br/><br/></p><p>- Strong experience in DLMS/COSEM protocols, including hands-on experience with DLMS stacks such as Gurux.<br/><br/></p><p>- Expertise in developing multi-threaded, scalable applications to handle real-time IoT device communications.<br/><br/></p><p>- Proven experience with IoT protocols such as MQTT and CoAP, integrating them into large-scale DLMS systems.<br/><br/></p><p>- Hands-on experience with testing and deploying DLMS communication over RF (Radio Frequency) networks.<br/><br/></p><p>- Deep understanding of distributed systems and designing scalable solutions to support millions of devices concurrently.<br/><br/></p><p>- Expertise in cloud-based infrastructure (AWS, Azure, Google Cloud) to support large-scale simulations and testing environments.<br/><br/></p><p>- Knowledge of message queue systems like RabbitMQ, Kafka, and real-time data processing frameworks.<br/><br/></p><p>- Strong background in load testing frameworks (JMeter, Gatling) and performance profiling for large-scale applications.<br/><br/></p><p>- Knowledge of security standards in IoT and AMI environments, particularly DLMS encryption and secure communication protocols.<br/><br/></p><p>- Experience handling big data and large datasets generated by smart meters using SQL/NoSQL Design & Architecture :</b> </p><p><br/></p><p>- Ability to design end-to-end architectures for large-scale IoT networks with high throughput and low latency.
Systems :</b> </p><p><br/></p><p>- Design and optimize fault-tolerant, distributed systems for real-time, large-scale meter Communication Protocols :</b> </p><p><br/></p><p>- Hands-on experience integrating MQTT, CoAP, and other lightweight IoT protocols into production systems is an :</b></p><p><br/></p>- Bachelor's degree in computer science or any other degree with relevant experience</p><br/></p> (ref:hirist.tech)