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EPVI New Technological Epoch Private Limited

Job Title: Sr. Firmware Engineer / Sr. Embedded Firmware Developer Location: Sector 62, Gurugram, Haryana 122101Employment Type: Full-timeExperience Level: Required Experience, 3&ndash;5 yearsApply Now - hr@enlog.co.inFill out the form : https://forms.gle/t8KR6TrAw5Wi3Sy39About Us:At Enlog, we are redefining energy management with innovative technology that helps businesses and communities reduce energy waste and embrace sustainable practices. As a vibrant startup, we offer a dynamic work culture, meaningful learning experiences, and the opportunity to contribute to a greener planet.About the Role:We are looking for a visionary Senior Firmware Engineer to spearhead the design &amp; development of Firmware for embedded systems across Enlog&rsquo;s electricity management verticals &mdash; from household-level edge devices to discom-grade grid infrastructure.This role will define the future of decentralized energy intelligence in India, owning the entire firmware for interface and connectivity stack for existing products &amp; newer grid-scale innovations. You&rsquo;ll lead a cross-disciplinary team of Firmware engineers, embedded ML scientists to build the most advanced, compact, and intelligent power monitoring systems in the market.Key Responsibilities<ul><li>Lead End-to-End Firmware Development</li><li>Act as technical owner for firmware deliverables across multiple connectivity technologies.</li><li>Lead architecture reviews, code reviews, and mentoring.</li><li>Develop and maintain firmware on STM32 and ESP32 using FreeRTOS / ESP-IDF framework.</li><li>Implement and optimize LoRa / LoRaWAN stacks with Semtech (SX126x / SX127x) other devices.</li><li>Design Wi-Fi STA, P2P, and Mesh networking on ESP32.</li><li>Integrate LTE / LTE-M / NB-IoT modules using AT or vendor SDKs.</li><li>Build robust connectivity state machines with fallback and recovery.</li><li>Implement secure OTA updates with rollback support.</li><li>Apply firmware security: secure boot, encryption, credential handling.</li><li>Optimize memory, CPU, and power consumption.</li><li>Debug and resolve system, protocol, and RF issues.</li><li>Build and Manage a High-Impact Firmware Engineering Team</li></ul>Requirements<ul><li>3-5 years of hands-on experience in embedded firmware development.</li><li>Strong proficiency in C and C++ for embedded systems.</li><li>Solid understanding of OOP concepts (abstraction, inheritance, polymorphism, design patterns).</li><li>Hands-on experience with STM32 and ESP32 microcontrollers.</li><li>Expertise in FreeRTOS / ESP-IDF&ndash;based firmware development.</li><li>Experience with LoRa / LoRaWAN and Semtech LoRa transceivers.</li><li>Knowledge of Wi-Fi (STA, P2P, Mesh) and cellular (LTE / NB-IoT) interfaces.</li><li>Proficient in Git (branching, merging, code reviews, CI workflows).</li><li>Strong debugging skills using JTAG, logs, and protocol analyzers.</li><li>Understanding of embedded security and OTA mechanisms.</li><li>Ability to write clean, modular, and well-documented code.</li><li>Proven track record of shipping production-ready IoT devices at scale.</li></ul>Nice to Have<ul><li>Exposure to AI/ML in embedded systems is a strong plus.</li><li>Experience with IoT platforms or edge computing</li><li>Knowledge of Linux-based systems and scripting (Python/Bash)</li><li>Familiarity with cloud integration (MQTT, REST APIs)</li><li>Prior experience in a fast-paced startup environment</li><li>Understanding of Embedded Hardware.</li></ul>Job Type: Full-timePay: ₹700,000.00 - ₹1,000,000.00 per yearBenefits:<ul><li>Health insurance</li><li>Paid sick time</li><li>Provident Fund</li></ul>Work Location: In person

Senior Firmware Engineer

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EPVI New Technological Epoch Private Limited

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Senior Firmware Engineer