Embedded C Developer

Overview

{"@context":"https://schema.org/","@type":"JobPosting","title":"Embedded C Developer","datePosted":"2025-06-12T00:00:00","employmentType":["FULL_TIME"],"validThrough":"2025-10-10","hiringOrganization":{"@type":"Organization","name":"iServeU","logo":"https://media.glassdoor.com/sql/1841022/iserveu-india-squareLogo-1704441932760.png","sameAs":"https://www.glassdoor.co.in/Overview/Working-at-iServeU-India-EI_IE1841022.11,24.htm"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Bhubaneshwar","addressRegion":"Orissa","addressCountry":{"@type":"Country","name":"India"}},"geo":{"@type":"GeoCoordinates","latitude":20.29506,"longitude":85.82632}},"description":"Company Introduction: iServeU is a modern banking infrastructure provider in APAC region, empowering financial enterprises with embedded fintech solutions for their customers. iServeU is one of the few certified partners with National Payment Corporation of India (NPCI), VISA for various products. iServeU also provides a cloud-native, micro services-enabled, distributed platform with over 5000 possible product configurations with a low code/no code interface to banks, NBFCs, Fintech, and other regulated entities. • We process around 2500 transactions per second by levering distributed & auto scale technology like K8. • Our core platform combines of 1200+ micro services. • Our customer list includes Fintech start-ups, top tier private banks to PSU bank. We operate in five countries and help customers constantly change the way financial institutions operate and innovate. • Our solutions currently empowers over 20 banks and 250+ enterprises across India and abroad. • Our platform seamlessly manages the entire transaction lifecycle, including withdrawals, deposits, transfers, payments, and lending through various channels like digital, branch, agents. Our team of 500+ employees, with over 80% in technology roles is spread across offices in Bhubaneswar, Bangalore and Delhi. We have raised $8 million in funding to support our growth and innovation. For more details visit: www.iserveu.in We are seeking a highly experienced Senior Embedded C Developer with 2+ years of experience to join our team in developing Soundbox payment solutions. This role requires expertise in firmware development for RTOS/Linux-based embedded systems and BIOS, with a strong focus on payment technologies, secure transactions, and real-time communication protocols. As a key contributor, you will work on low-level embedded programming, memory optimization, communication protocols (HTTP/HTTPS, MQTT, socket programming), and payment integrations (QR codes, card transactions, POS terminals). You will play a crucial role in system architecture, performance tuning, debugging, and ensuring the security and stability of our Soundbox solutions. Key Responsibilities: Design, develop, and optimize firmware in C for RTOS/Linux-based embedded systems and BIOS. Work with SDKs to integrate and enhance Soundbox functionalities. Implement and maintain secure HTTP/HTTPS and socket communication protocols for real-time data transfer. Ensure efficient memory management, troubleshoot memory leaks, and optimize system performance. Develop and maintain MQTT-based communication for seamless real-time transactions and remote device management. Work on dynamic and static QR code processing for digital payments. Integrate and optimize card transactions, POS terminals, NFC/RFID-based payments. Perform low-level debugging, hardware-software interfacing, and system profiling to improve performance. Implement encryption, authentication mechanisms, and security protocols to ensure safe financial transactions. Collaborate with cross-functional teams, including hardware engineers, backend developers, and product teams, to enhance system functionality. Develop and maintain OTA (Over-the-Air) firmware update mechanisms for smooth remote software updates. Conduct unit testing, debugging, and performance tuning to ensure high reliability and efficiency. Requirements 2+ years of experience in Embedded C development with expertise in low-level firmware programming. Strong background in RTOS, Linux-based systems, or BIOS programming. Extensive experience in HTTP/HTTPS, socket programming, and MQTT communication. Must have Experience working with IOT devices. Deep understanding of memory management, dynamic allocation, stack/heap optimization, and debugging memory leaks. Hands-on experience in QR code processing, card transactions, POS terminals, and fintech payment solutions. Strong knowledge of secure boot mechanisms, encryption, and security best practices for embedded payment devices. Experience working with SDKs, third-party libraries, and integrating hardware components. Knowledge of wireless connectivity protocols (Wi-Fi, BLE, NFC, RFID) is a plus. Understanding of OTA firmware update mechanisms. Ability to lead technical discussions, mentor junior developers, and contribute to architectural decisions.","salaryCurrency":"INR","estimatedSalary":{"@type":"MonetaryAmount","currency":"INR","value":{"@type":"QuantitativeValue","minValue":250000,"maxValue":800000,"unitText":"YEAR"}},"educationRequirements":{"@type":"EducationalOccupationalCredential","credentialCategory":""},"experienceRequirements":{"@type":"OccupationalExperienceRequirements","monthsOfExperience":"0","description":"Internet of things, Encryption, Firmware, Embedded software, SDKs, Linux, HTTPS, Debugging"},"experienceInPlaceOfEducation":false,"industry":"Finance","directApply":false}]]>