Senior Embedded Firmware Engineer
About Lumilens

At Lumilens, we are building the critical photonics infrastructure that powers tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is unlocking a new era of computing—faster, cooler, and massively more efficient. Join our collaborative team to help shape the future of high-speed optical connectivity.

Position Overview
We are seeking a mid-senior level Embedded Firmware Engineer with 10-12 years of experience in networking and semiconductor domains, ideally with an optical background. The successful candidate will have hands-on development and design experience on 32-bit microcontrollers, preferably with ARM-based architectures, and will contribute to the creation and delivery of advanced embedded solutions.

Responsibilities
- Independently drive firmware design, development, and feature delivery for high-performance networking and optical semiconductor products
- Develop and maintain device drivers, real-time operating systems (RTOS) integration,



and communication protocol implementations
- Design, code, test, and debug embedded firmware primarily in C for ARM-based controllers
- Collaborate closely with cross-functional teams including hardware, DSP, and software engineers
- Manage, configure, and optimize build environments and makefiles
- Contribute to design reviews, feature definition, and product delivery schedules

Required Qualifications
- Bachelor’s or Master’s degree in Electronics, Computer Engineering, or related field
- 10-12 years of experience developing embedded firmware on 32-bit microcontrollers, preferably ARM architecture
- Solid knowledge of C programming, RTOS, device driver development, and communication protocols (e.g., SPI, I2C, UART, Ethernet)
- Experience in networking and semiconductor industries, ideally with exposure to optical technologies
- Solid understanding of DSP concepts and implementations
- Good knowledge of build envir

📌 Senior Embedded Firmware Engineer (Bengaluru)
🏢 Lumilens
📍 Bengaluru