Sandesh Sh

Embedded systems engineer with hands-on experience across STM32, PY32, Nuvoton, and PIC MCU families, firmware development, PCB design, and power electronics. Currently building DMX512-based lighting and motor-control products end to end — protocol handling, stepper/LED driver firmware, and fault recovery. Looking for a role that broadens this expertise across embedded product design.

R&D Developer - LunnArk Lighting

(2025-10)

• Design and development of embedded firmware and hardware for commercial LED lighting and DMX512-controlled products.
• Designed a commercial 5-channel DMX512 LED lighting product.
• Developed CW/WW LED dimmer firmware and hardware with gamma-corrected 40-step brightness control with touch sensed panel.
• Built DMX512-controlled stage fixture firmware on STM32G4 (170 MHz) driving TMC2209 & DM542 stepper motors alongside 5-channel LED output, including fault-recovery auto-rehoming logic.
• Worked on an STM32-based BMS scene trigger controller, which connects with mainstream DMX console
• Built the winch based DMX controlled light with STM32F series from scratch .
• Designed the touch based Table Lamp.

Master of Science - Electronics - Mangalore University (2024 - 2025)

Bachelor of Science - PCM - Poornaprajna College (2020 - 2023)