Design, develop, and maintain real-time, low-latency messaging services using Erlang / OTP.
Implement, extend, and optimise messaging protocols including XMPP, MQTT, and other lightweight or custom protocols.
Build and maintain fault-tolerant, distributed backend services capable of horizontal scaling.
Develop and enhance systems related to presence management, user state tracking, chat history storage, and message delivery tracking.
Collaborate with mobile, web, and frontend engineering teams to integrate backend APIs and messaging functionalities.
Participate in designing end-to-end encryption, message queue processing, and data storage strategies.
Monitor system performance to proactively identify bottlenecks and implement optimisations that reduce latency and improve efficiency.
Ensure high availability, reliability, and seamless deployments through clustering, rolling updates, and other DevOps-aligned strategies.
Engage in code reviews, architectural discussions, sprint planning, and cross-team collaboration to deliver high-quality software.
Qualifications & Skills :
Strong professional experience with Erlang / OTP and distributed systems.
Hands-on experience with XMPP, MQTT, or other messaging protocols.
Solid understanding of concurrency, fault tolerance, and OTP design principles.
Experience with real-time messaging, chat systems, or large-scale backend architectures is highly desirable.
Familiarity with clustering, message queues, encryption concepts, and load balancing strategies.
Ability to work effectively in collaborative, agile environments.
Strong analytical, problem-solving, and performance optimisation skills.
(ref : hirist.tech)
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Developer • Gurugram
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