Asad I.
Embedded Firmware Engineer | ESP32-STM32-nRF-Zephyr-FreeRTOS-IoT
Proven Embedded Systems Engineer with 4+ years in IoT and firmware development. Expert in ESP32, STM32, nRF, FreeRTOS, Zephyr. I am an enthusiastic and detail-oriented Embedded Systems & IoT Developer with hands-on experience in building low-power, real-time, and connected embedded products. I specialize in ESP32, STM32, nRF9160/nRF52, and have worked extensively with FreeRTOS, Zephyr RTOS, ESP-IDF, and embedded C/C++. My work includes designing and optimizing firmware for 𝗜𝗼𝗧 𝗱𝗲𝘃𝗶𝗰𝗲𝘀, 𝘀𝗲𝗻𝘀𝗼𝗿-𝗯𝗮𝘀𝗲𝗱 𝘀𝘆𝘀𝘁𝗲𝗺𝘀, 𝗟𝗧𝗘/𝗚𝗡𝗦𝗦 𝘁𝗿𝗮𝗰𝗸𝗲𝗿𝘀, 𝗕𝗟𝗘 𝘀𝗰𝗮𝗻𝗻𝗲𝗿𝘀, 𝘄𝗶𝗿𝗲𝗹𝗲𝘀𝘀 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗺𝗼𝗱𝘂𝗹𝗲𝘀, and 𝗶𝗻𝘁𝗲𝗿𝗿𝘂𝗽𝘁-𝗱𝗿𝗶𝘃𝗲𝗻 𝗿𝗲𝗮𝗹-𝘁𝗶𝗺𝗲 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀. I have developed full embedded solutions involving 𝗽𝗲𝗿𝗶𝗽𝗵𝗲𝗿𝗮𝗹 𝗶𝗻𝘁𝗲𝗿𝗳𝗮𝗰𝗶𝗻𝗴, 𝗨𝗟𝗣 𝗮𝗻𝗱 𝗱𝗲𝗲𝗽-𝘀𝗹𝗲𝗲𝗽 𝗽𝗼𝘄𝗲𝗿 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻, 𝗠𝗤𝗧𝗧/𝗛𝗧𝗧𝗣 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻, 𝗰𝗹𝗼𝘂𝗱-𝗰𝗼𝗻𝗻𝗲𝗰𝘁𝗲𝗱 𝗱𝗲𝘃𝗶𝗰𝗲𝘀, and custom protocol handling. 𝐖𝐡𝐚𝐭 𝐲𝐨𝐮 𝐜𝐚𝐧 𝐞𝐱𝐩𝐞𝐜𝐭 𝐟𝐫𝐨𝐦 𝐦𝐞: ✔ Clean, optimized, and well-structured firmware ✔ RTOS-based application development (tasks, queues, timers, interrupts) ✔ Professional communication and timely delivery ✔ IoT connectivity development ---------------------------------------------------------- 𝐌𝐲 𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 ---------------------------------------------------------- • Microcontrollers: 𝐄𝐒𝐏𝟑𝟐, 𝐒𝐓𝐌𝟑𝟐 (𝐒𝐓𝐌𝟑𝟐𝐋𝟒/𝐒𝐓𝐌𝟑𝟐𝐅𝟒), 𝐧𝐑𝐅𝟗𝟏𝟔𝟎, 𝐧𝐑𝐅𝟓𝟐 • Protocols: 𝐌𝐐𝐓𝐓, 𝐁𝐋𝐄, 𝐖𝐢-𝐅𝐢, 𝐋𝐓𝐄-𝐌/𝐍𝐁-𝐈𝐨𝐓, 𝐇𝐓𝐓𝐏, 𝐆𝐍𝐒𝐒, 𝐄𝐭𝐡𝐞𝐫𝐧𝐞𝐭 • Tools/SDKs: 𝐄𝐒𝐏-𝐈𝐃𝐅, 𝐒𝐓𝐌𝟑𝟐𝐂𝐮𝐛𝐞𝐈𝐃𝐄, 𝐙𝐞𝐩𝐡𝐲𝐫 𝐑𝐓𝐎𝐒, 𝐅𝐫𝐞𝐞𝐑𝐓𝐎𝐒, 𝐀𝐫𝐝𝐮𝐢𝐧𝐨 𝐈𝐃𝐄 • Build Systems: 𝐂𝐌𝐚𝐤𝐞, 𝐌𝐚𝐤𝐞𝐟𝐢𝐥𝐞 • Peripherals: 𝐔𝐀𝐑𝐓, 𝐒𝐏𝐈, 𝐈𝟐𝐂, 𝐂𝐀𝐍, 𝐑𝐒𝟐𝟑𝟐 • Languages: 𝐂, 𝐂++, 𝐄𝐦𝐛𝐞𝐝𝐝𝐞𝐝 𝐂, 𝐂#, 𝐏𝐲𝐭𝐡𝐨𝐧 If you're looking for a dependable Embedded Firmware Engineer who can turn your hardware into a robust, efficient, and production-ready embedded product — I’m here to help. Let’s work together and turn your ideas into Reality!
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $3.1k
Billed in all: $5,521$5.5k
$779 in the last 6 months
Across 7 contracts
Across 9 contracts
Earnings, last 30 days
Skill rankings: Top 21% in Embedded Application
Ranked by MRR among everyone on Upwork with the skill.
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