Embedded Engineer

Iriss Inc; Bengaluru; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

Iriss Inc in Bengaluru seeks an experienced firmware engineer to join our R&D team. You will collaborate in an Agile environment to deliver embedded solutions for Serial, I2C, SPI, and Ethernet hardware modules, with a strong emphasis on C/C++ coding and clean data structures.

The role requires deep knowledge of embedded systems, OOP concepts, and the ability to work autonomously within a distributed team while staying current with industry trends and best practices.

Qualifications

• Bachelor's degree in CS/CE/EE.
• Minimum 5 years of hands-on firmware development using C.
• Proficient in Nordic Connect (Zephyr RTOS) and Nordic SDK.
• Strong embedded systems knowledge: memory management, data structures, algorithms, networking.
• Exceptional troubleshooting and problem-solving abilities in embedded systems.
• Excellent communication skills for team collaboration.
• Self-motivated and autonomous in distributed teams.

Responsibilities

• Collaborate in an Agile firmware development environment to deliver hardware modules for Serial, I2C, SPI, and Ethernet.
• Expert-level in modern C/C++ coding skills.
• Strong understanding of data structures and data theory.
• Comprehension of Object Oriented Programming concepts and practices.
• Expertise in embedded systems development.
• Knowledge of electronic concepts, topologies and components.
• Read and understand advanced technical documentation and data.
• Partner with cross-functional teams to share innovative ideas and improve processes.
• Troubleshoot and resolve complex hardware and firmware issues, ensuring seamless hardware-software integration.
• Stay updated on industry trends and integrate best practices into firmware development.

Skills

C/C++ programming

Embedded systems

OOP concepts

Data structures

Team collaboration

Self-motivation

Troubleshooting

Education

Bachelor's degree in CS/CE/EE

Tools

Nordic Zephyr RTOS

Nordic SDK

Logic analyzers

Oscilloscopes

Spectrum analyzers

Nordic NRF52

Nordic NRF53

Nordic NRF91

STM32 microcontrollers

Hardware debugging tools

GDB (low-level debugging)

MQTT / IoT protocols

Job description

Role & responsibilities

• Collaborate in an Agile firmware development environment to deliver cutting‑edge solutions for Serial, I2C, SPI, and Ethernet hardware modules.
• Expert-level in modern C/C++ coding skills.
• Strong understanding of data structures and data theory.
• Comprehension of Object Oriented Programming concepts and practices.
• Expertise in embedded systems development.
• Knowledge of electronic concepts, topologies and components.
• Ability to read and understand advanced technical documentation and data.
• Partner with cross-functional teams to share innovative ideas, improve development processes, and achieve technical excellence.
• Troubleshoot and resolve complex hardware and firmware issues, ensuring seamless hardware-software integration.
• Stay updated on industry trends and advancements, integrating best practices into firmware development.

Skills and Qualifications Required

• Bachelors degree in Computer Science, Computer Engineering, or Electrical Engineering.
• Minimum 5 years of hands‑on experience in firmware development using C.
• Proficient in Nordic Connect (Zephyr RTOS) and Nordic SDK.
• Strong foundational knowledge in embedded systems, including memory management, data structures, algorithms, and networking.
• Exceptional troubleshooting and problem‑solving abilities with a focus on embedded systems.
• Excellent verbal and written communication skills to effectively collaborate in a team environment.
• Self‑motivated and capable of working autonomously in a distributed team setup.

Nice to Have

• Experience with Nordic NRF52, NRF53, NRF91, and STM32 microcontrollers.
• Proficiency in hardware debugging using tools like soldering equipment, logic analyzers, oscilloscopes, and spectrum analyzers.
• Familiarity with low‑level debugging techniques (core analysis and GDB).
• Experience with MQTT messaging protocols and IoT communication standards.
• Hands‑on experience in profiling and benchmarking embedded systems for performance optimization.
• Passion for learning and adopting new tools and technologies.
• Working knowledge of various embedded build systems and toolchains.

Preferred candidate profile