---
title: 'Staff/Sr. Staff Engineer, MCU Software at InnoPhase IoT'
canonical: 'https://feeny.ai/job/staff-sr-staff-engineer-mcu-software-innophase-iot-san-jose-california-ywvabsgskjys'
type: 'job'
last_seen: '2026-09-09'
---

# Staff/Sr. Staff Engineer, MCU Software at InnoPhase IoT

- **Company:** InnoPhase IoT
- **Location:** San Jose California, United States
- **Posted:** 2026-05-29
- **Last confirmed live:** 2026-09-09
- **Apply:** https://job-boards.greenhouse.io/innophaseiot/jobs/4684717006

## Job description

## About InnoPhase IoT

If you are keen to work with a bunch of brilliant people with various backgrounds, if you share the same value of working smart and celebrating successes, if you have enthusiasm for big technology in a small company, if your goals are to learn and experience different aspects of work--not just singing the same song every day, you’ll find your playground at Innophase IoT.

We are looking for people seeking AWESOMENESS! If you’re good at what you do, you can work anywhere. If you’re the best at what you do, come work at Innophase IoT!

We are seeking an MCU Software Engineer to design, develop, debug, and optimize embedded software for microcontroller-based systems. The engineer will work closely with hardware, system, firmware and application teams to deliver reliable real-time embedded solutions for wireless IoT devices and products.

Key Responsibilities:

- Develop embedded software for Wireless IoT based platforms.
- Develop ARM-M series and RSIC-V RTOS-based platform software, middleware, and APIs to various user applications.
- Triage and debug hardware / firmware / software / application integration issues.
- Implement and optimize real-time networking software stacks.
- Work with peripherals such as UART, SPI, SDIO, I2C, GPIO, PWM, etc.
- Work with flash, memory, bootloader, crypto lib subsystems.
- Work with Wi-Fi, BT/BLE, Zigbee/Thread wireless subsystems.
- Collaborate with worldwide team in delivering high quality BSP and SDK.
- Assist release management for BSP and SDK release.

Job Requirements:

- BS or MS in Computer Engineering or equivalent with 5 - 10 years’ experience in embedded software development.
- MCU software development and integration experiences on devices such as ESP32 and STM32
- Proficiency in C/C+/MicroPython
- Proficiency in Wi-Fi APIs, BLE HCI, and Peripheral HAL and Drivers.
- Substantial experiences of networking stack (Ethernet, TCP/IP suite)
- Working experiences with GIT and JIRA
- Strong capability in design, debug, trouble-shot independently and with others.
- Excellent written and oral interpersonal communication and documentation skills.
- Eager to learn, grow and contribute in a diverse and fast-paced team environment.

## Nice to Have

- Good knowledge on Wireless protocol (Wi-Fi, BT/BLE, and Zigbee / Thread) and IoT application layer protocol (MQTT, CoAP, and HTTP/HTTPS)
- Good knowledge on Agile Software Development Process such as Scrum
- Experiences with JTAG/SWD debuggers, oscilloscope, logic analyzer, protocol analyzers.
- Exposure to system test, troubleshooting, and root-cause analysis of Wireless IoT product.
- Knowledge of WFA/Regulatory/PSA certification is a plus.

It is key to unleash the potential in every employee, every team, every leader, and the company herself. We know employees perform best when motivated, appreciated and recognized, and can be themselves. We are committed to building a culture where every voice can be heard, everyone has room for growth and can make meaningful contributions. At the end of the day, we want success not just for the company, but also for everyone who believes in the company, the vision, and the future.

## About InnoPhase IoT

## Company Overview
- **One-liner**: InnoPhase IoT develops ultra-low-power wireless semiconductor platforms that enable intelligent, battery-powered IoT devices.
- **Entity Type**: Private (Privately Held)
- **Headquarters**: San Jose, California, United States
- **Founded**: 2022
- **Founders**: Dr. Yang Xu (CEO & CTO)

## Core Business
- **Primary Industry**: Semiconductors / Wireless IoT (Wi-Fi, Bluetooth, Thread, Zigbee)
- **Target Customers**: B2B – OEMs, developers, and manufacturers of smart home, industrial IoT, building automation, medical, and wearable devices.
- **Mission Statement**: "To advance the future of IoT by making intelligent connectivity simpler, more efficient, and ready to support the ideas that shape how we live, work, and connect." [innophaseiot.com](https://innophaseiot.com/company/)

## Products & Services
- **Talaria Platform**: Ultra-low-power Wi-Fi + BLE SoC platform with programmable digital radio architecture that delivers up to 8x longer battery life than traditional solutions. [innophaseiot.com](https://innophaseiot.com/)
- **Talaria 6 Family of SoCs**: Next-generation multi-protocol SoCs supporting Wi-Fi 6, Bluetooth 6.0, Thread, and Zigbee; dual-band (2.4/5 GHz); Edge AI processing; PSA Level 2/3 security; ARM Cortex-M33. Designed for AI/ML-enabled cameras, video doorbells, hearables, and spatial audio. [innophaseiot.com](https://innophaseiot.com/)
- **Production-Ready Certified Modules**: Pre-certified modules that accelerate time-to-market, paired with a comprehensive SDK and rich partner ecosystem (sensors, ISPs, MCU suppliers, cloud providers). [innophaseiot.com](https://innophaseiot.com/)

## Market Standing
- **Valuation/Market Cap**: Not publicly available
- **Key Metric**: Total funding not disclosed; headcount of 65 employees (as of 2026). [linkedin.com](https://www.linkedin.com/company/innophase-iot)
- **Notable Investors**: Not publicly listed
- **Growth Signals**:
  - Won 2026 IoT Semiconductor Product of the Year for Talaria 6 Family. [innophaseiot.com](https://innophaseiot.com/)
  - 13 active job postings (as of 2026), with +30% monthly increase in postings despite slight headcount decline (-1.2% YoY). [linkedin.com](https://www.linkedin.com/company/innophase-iot)
  - Expanding globally with development centers in San Diego, Stockholm (Sweden), and Bangalore (India). [linkedin.com](https://www.linkedin.com/company/innophase-iot)

## Competitive Advantages
- **Breakthrough RF Technology**: Proprietary programmable digital radio architecture dramatically reduces power consumption, enabling battery-powered devices that last 2–4x longer than Wi-Fi competitors.
- **Multi-Protocol & Multi-Band**: Talaria 6 integrates Wi-Fi 6, Bluetooth 6, Thread, and Zigbee in a single chip, simplifying BOM and interoperability across ecosystems like Matter.
- **Security Leadership**: PSA Level 2/3 certification for robust cybersecurity, addressing growing IoT threat concerns.
- **Comprehensive Platform Approach**: Not just a chip – includes modules, SDK, global regulatory certifications, and an extensive partner ecosystem, reducing development friction. [innophaseiot.com](https://innophaseiot.com/)

## Strategic Focus
- **Edge AI and Intelligent Connectivity**: Integrating AI/ML processing at the edge for smart cameras, hearables, and sensors.
- **Ecosystem Interoperability**: Ensuring seamless compatibility with Matter, Thread, and cloud platforms to remove barriers for OEMs.
- **Sustainability**: Ultra-low-power design aligns with global energy-efficiency goals, enabling longer-lasting battery devices and reducing e-waste. [innophaseiot.com](https://innophaseiot.com/)

## Why Work Here
- **Culture**: Emphasis on "open communication, cross-functional teamwork, and shared ownership" with a diverse, inclusive environment. [innophaseiot.com](https://innophaseiot.com/careers/) / [linkedin.com](https://www.linkedin.com/company/innophase-iot)
- **Work Environment**: "New offices are state of the art"; remote/hybrid policy not explicitly stated but company operates across multiple global sites.
- **Engineering Culture**: Focus on empowering engineers with resources and autonomy ("rather than micromanage, we give people the training and resources they need, and let them work on their own terms"). [innophaseiot.com](https://innophaseiot.com/careers/)
- **Perks**: Excellent benefits package (not detailed), equal opportunity employer, and continuous learning opportunities. [innophaseiot.com](https://innophaseiot.com/careers/)
- **Ideal Team Member Traits**: "Smart, for starters" – looking for bright, curious individuals who are the best in their field but always eager to learn. [innophaseiot.com](https://innophaseiot.com/careers/)

## Sources
1. [innophaseiot.com - Company Overview](https://innophaseiot.com/company/)
2. [innophaseiot.com - Main Site](https://innophaseiot.com/)
3. [innophaseiot.com - Careers](https://innophaseiot.com/careers/)
4. [LinkedIn - InnoPhase IoT](https://www.linkedin.com/company/innophase-iot)
5. [CB Insights - InnoPhase](https://www.cbinsights.com/company/innophase-1) (partial data)

## Other roles at InnoPhase IoT

- [Sr. Staff/Staff Engineer, Digital Design](https://feeny.ai/job/sr-staff-staff-engineer-digital-design-innophase-iot-san-diego-ca-or-san-jose-9n43qnnsmkmg) — San Diego CA OR San Jose, CA
- [Release and Integration Engineer](https://feeny.ai/job/release-and-integration-engineer-innophase-iot-san-diego-ca-or-san-jose-q2yhcg1zq80k) — San Diego CA OR San Jose, CA / San Jose California, United States
- [Staff/Sr. Staff Software Engineer, IoT Solution](https://feeny.ai/job/staff-sr-staff-software-engineer-iot-solution-innophase-iot-bengaluru-h46s4g0k3bqd) — Bengaluru, India
- [Senior Zigbee / Thread Firmware Engineer](https://feeny.ai/job/senior-zigbee-thread-firmware-engineer-innophase-iot-bengaluru-hgxx0nvetd5a) — Bengaluru, India
- [Staff/Sr. Staff Wi-Fi Firmware Engineer](https://feeny.ai/job/staff-sr-staff-wi-fi-firmware-engineer-innophase-iot-san-jose-california-ehny442nkhqr) — San Jose California, United States
- [Senior SoC STA Engineer](https://feeny.ai/job/senior-soc-sta-engineer-innophase-iot-san-diego-california-8rpar87vkenc) — San Diego California, United States
- [Senior Firmware Engineer](https://feeny.ai/job/senior-firmware-engineer-innophase-iot-bengaluru-4xseayjdhe5n) — Bengaluru, India
- [Bluetooth Firmware Engineer](https://feeny.ai/job/bluetooth-firmware-engineer-innophase-iot-bengaluru-qxtxnmdbp78p) — Bengaluru, India
- [Staff/Sr. Staff Engineer, Embedded Firmware](https://feeny.ai/job/staff-sr-staff-engineer-embedded-firmware-innophase-iot-san-diego-california-hpr5cpsttvr5) — San Diego California, United States
- [Principal Engineer, Physical Design](https://feeny.ai/job/principal-engineer-physical-design-innophase-iot-san-diego-california-1a0g25ywawt5) — San Diego California, United States