Meghna Ponarkar
Southampton, United Kingdom
Summary
Embedded Firmware Engineer with 8+ years of experience building robust, high‑performance software for resource‑constrained systems. Skilled in Embedded C, RTOS development, and hardware‑software integration, with a strong focus on reliability, optimisation, and clean architecture. Proven ability to deliver production‑ready firmware that elevates product capability, stability, and user experience.
Overview
8
8
years of professional experience
4
4
years of post-secondary education
1
1
Certification
Work history
Lead Embedded Firmware Engineer
Tata Elxsi Ltd.Client: British American Tobacco
Southampton
2021.08 - Current
- Performed board bring-up of custom thermal heating product hardware using Infineon PSoC 62/63, integrating heating control, battery management, BLE, CLI, external QSPI Flash, and peripheral drivers.
- Developed embedded firmware using FreeRTOS, implementing device drivers and communication interfaces including SPI, I2C, UART, ADC, PWM, and QSPI for sensors, external flash memory, and peripheral devices.
- Implemented low-power optimization techniques and ADC-based sensor acquisition, reducing power consumption while improving battery life and overall device performance.
- Integrated Wi-Fi connectivity into existing thermal heating product, extending wireless communication capabilities while maintaining compatibility with existing firmware architecture.
- Designed and implemented custom haptic feedback patterns by integrating haptic driver ICs, enhancing user interaction across multiple product use cases.
- Integrated fingerprint authentication into BLE-enabled smart device, enabling secure user authentication and personalized device access.
- Developed BLE firmware with custom GATT services and characteristics for real-time communication, device configuration, and data exchange.
- Designed and implemented secure bootloader with firmware authentication, ensuring trusted boot and firmware integrity.
- Developed BLE-based Firmware Over-the-Air (FOTA) solution, enabling secure remote firmware upgrades.
Senior Firmware Engineer
Delighteck Pvt Ltd
Pune, India
2020.04 - 2021.08
- Developed firmware for Remote Patient Monitoring device using embedded C and STM32WB55.
- Designed communication module for DT-gateway to interface with AWS IoT via NB-IoT.
- Implemented software solutions for Manufacturing Test Code, ensuring thorough evaluation and reliability.
- Integrated sensors, LCD, battery, flash, and accelerometer to enhance device functionality.
Embedded Firmware Engineer
HomeOne Technologies LLP
Pune, India
2018.07 - 2021.03
- Developed firmware for Modular 5 Switch Controller, enabling manual and app-based control of five appliances with dimming and energy measurement features.
- Developed firmware for Modular 6 Switch Controller, facilitating operation of six appliances without dimming support.
- Designed Universal IR Blaster using STM32F030CC, allowing control of devices such as TVs and air conditioners.
- Engineered Smart Sensors powered by Nuvoton N79E715, integrating PIR, DHT11, LDR, D6T, and MQ2 sensors for enhanced environmental monitoring.
Education
Bachelor of Engineering - Electrical & Electronics
KLE Institute of Technology
Hubballi, India 2012.06 - 2016.06
Skills
Languages: Embedded C, Python, Shell Scripting programming
Operating System: Real-time operating systems, Zephyr
Bootloader development for PSOC using MCUboot
Development environments: VS Code, Eclipse, Segger Embedded Studio, STM32CubeMx, ST Link, Gitlab, JIRA, Arduino
Microcontrollers: PSOC63/ PSOC62,STM32WB55(Dual core), Multi-Core ARM, Nordic nRF52840, Arduino, Node MCU, ESP32
Peripheral programming: Timers, Interrupts, External Interrupts, Counter, RTC, ADC, PWM, EEPROM, Flash
Protocols: SPI, QSPI, I2C, I2S, USART, UART
Devices and Sensors Driver Designed: Haptic Sensor, LED, LCD, Matrix Keypad, DC Motor, Relays, LiDAR, Temperature & Humidity Sensors, Fingerprint sensor LDR, IMU Sensor and IR based Proximity Sensors
IoT protocols: MQTT, TCP/IP, AWS IoT
Cellular technologies: SIM800/900, NB-IOT
Embedded Systems Expertise: Firmware debugging and troubleshooting, Bootloader and OTA update mechanisms, IoT device architecture and deployment, Hardware firmware integration
RF technologies: Zigbee, Bluetooth, WiFi
Version control with Git, Azure Devops
Code Quality with SonarQube
Troubleshooting firmware issues
Agile and Scrum frameworks
Strong cross-functional collaboration and team mentorship capabilities
Effective time management with a focus on prioritization and on-time delivery
Proficient in producing clear, structured technical documentation and reports
Certification
Advanced Embedded System Training.
Accomplishments
Awarded Project excellence Award for on time delivery of project.
Graduated as a Young Lead in Tata Elxsi Program
Timeline
Lead Embedded Firmware Engineer
Tata Elxsi Ltd.Client: British American Tobacco
2021.08 - Current
Senior Firmware Engineer
Delighteck Pvt Ltd
2020.04 - 2021.08
Embedded Firmware Engineer
HomeOne Technologies LLP
2018.07 - 2021.03
Bachelor of Engineering - Electrical & Electronics
KLE Institute of Technology
2012.06 - 2016.06