Embedded Firmware Engineer C Programming, ARM Microcontrollers FPGA

Neemus Software; Bengaluru; On-site; INR 1,100,000 - 1,900,000; Full time

Job summary

Neemus Software in Bengaluru is seeking an experienced Embedded Firmware Engineer to design and validate firmware for prototype hardware platforms, focusing on ARM-based MCUs, bare-metal development, and device drivers.

You will work across hardware and software interfaces, implement cryptographic TLS, perform hardware debugging with scopes and analyzers, and contribute to QA, test benches, and documentation.

Qualifications

• Strong Embedded C with hands-on bare-metal firmware experience.
• Proficient with ARM microcontrollers and device drivers.
• Experience in hardware interfacing and firmware testing.

Responsibilities

• Implement and test embedded software and firmware for prototype hardware platforms.
• Develop bare-metal firmware and device drivers for USB, UART, SPI, I2C, Ethernet, NFC, and more.
• Work with ARM-based microcontroller boards and IDEs.
• Develop and test communication protocols between hardware and software.
• Implement HMI functionality for displays and keypads.
• Perform hardware debugging using oscilloscopes, logic analyzers, and DVMs.
• Work with FPGA-based development boards and HDL-based logic.
• Understand memory interfaces like QSPI, NOR, NAND, and DDR.
• Implement cryptographic TLS on embedded platforms.
• Prepare interface control documents, APIs, test reports, and technical docs.

Skills

Embedded C

Bare-metal firmware

ARM microcontrollers

Device drivers

Hardware interfacing

Firmware testing

Debugging

TLS security concepts

Education

B.E./B.Tech in Electronics or ECE (60% / CGPA 7.5/10)

Tools

Oscilloscopes

Logic analyzers

DVMs

Xilinx/Intel FPGA platforms

IDE tools

UART/SPI/I2C/USB/Ethernet debugging

Job description

Job Description

We are looking for an experienced Embedded Firmware Engineer with strong expertise in Embedded C programming, bare-metal firmware development, ARM-based microcontrollers, hardware interfacing, and embedded system testing. The candidate will be responsible for firmware development, device driver implementation, hardware-software integration, debugging, and validation of embedded hardware platforms.

Roles and Responsibilities

• Implement and test embedded software and firmware for prototype hardware platforms based on microcontrollers.
• Develop bare-metal firmware and device drivers for USB, 1-Wire, NFC, UART, SPI, I2C, Ethernet, memory interfaces, displays, keypads, and fingerprint sensors.
• Work with ARM-based microcontroller development boards and associated IDEs.
• Develop and test communication protocols between hardware and software running on external devices.
• Implement Human-Machine Interface (HMI) functionality for displays, keypads, and fingerprint sensors.
• Implement and test algorithms developed by the CAIR team.
• Perform hardware debugging and troubleshooting using oscilloscopes, logic analyzers, digital multimeters (DVMs), and other test equipment.
• Work with Xilinx/Intel FPGA-based development boards and HDL-based logic implementation.
• Understand and work with memory interfaces such as QSPI, NOR, NAND, and DDR.
• Implement cryptographic algorithms and security protocols such as TLS on embedded platforms.
• Conduct component testing, functional testing, acceptance testing, and firmware validation.
• Prepare interface control documents, APIs, test reports, and technical documentation.
• Assist in developing in-house test benches and validating custom-fabricated hardware platforms.
• Perform independent development, testing, and troubleshooting activities, including work in environments without internet connectivity.

Required Skills

• Strong programming skills in Embedded C.
• Hands-on experience in bare-metal firmware development.
• Experience with ARM-based microcontrollers and development tools.
• Knowledge of device drivers, interrupts, memory management, and peripheral interfacing.
• Understanding of communication protocols such as UART, SPI, I2C, USB, Ethernet, NFC, and 1-Wire.
• Experience in firmware testing, debugging, and hardware-software integration.
• Proficiency in using oscilloscopes, logic analyzers, and digital multimeters.
• Knowledge of FPGA development, preferably using Xilinx or Intel platforms.
• Understanding of memory interfaces such as QSPI, NOR, NAND, and DDR.
• Knowledge of cryptographic algorithms and TLS security protocols.

Educational Qualification

B.E./B.Tech. in Electronics, Electronics and Communication Engineering (ECE), or a related electronics engineering stream, with first-class marks (minimum 60%) or a CGPA of 7.5/10.