Senior Electronics Design Engineer
Location : BLR | Experience : 4-5 Years | CTC : 15-18 LPA + ESOPs
About Tohands :
Tohands is a hardware-led fintech building the world’s first Smart Calculator — a unified device that powers payments, business data, and growth for 30M+ small businesses. Backed by leading investors, we’re scaling fast with a mission to become the default operating system for small merchants across India and beyond.
What You will Own-
You'll architect and deliver production-ready hardware for our next-generation payment terminal—from component selection through certification. This is full-cycle ownership : schematic capture, layout guidelines, EMI / EMC compliance, and factory bring-up.
The Tech Stack-
- Power Management : Battery charging systems, Power converters design topologies battery operated low current design concepts
- High-Speed Digital & Wireless : MIPI DSI, USB Host / OTG, SDIO, 4G / LTE modems, WiFi / BT coexistence, RF matching
- SoC / SoM & Power : ARM / Linux processor integration, multi-rail PMIC design, battery charging,
- Signal Integrity : EMI / EMC design for regulatory compliance (FCC / CE / BIS)
- Mixed-Signal : Audio amplifiers, ADC interfaces, sensor integration
What We Need
Must Have :
4-5 years in R&D-focused hardware design (Automotive / Consumer / Medical / Aerospace / Defense)Proven track record : Schematic → Layout Guidelines → Production validationDeep understanding : EMI / EMC mitigation, IPC standards, certification requirementsExperience with : ARM / Linux SoCs, power management, battery systemsBreadboard prototyping through DVT / PVT phasesStrong Plus :
PCB layout design skillsBOM cost optimization experienceFamiliarity with payment terminal / POS hardware