Backend - Senior Software Engineer ( C, C++ )

About Us: Paytm is India's leading mobile payments and financial services distribution company. Pioneer of the mobile QR payments revolution in India, Paytm builds technologies that help small businesses with payments and commerce. Paytm's mission is to serve half a billion Indians and bring them to the mainstream economy with the help of technology.
About the role: He/She/They will be developing the detailed design structure, implementing the best practices and coding standards, leading a team of developers for successful delivery of the project. You will be working on design, architecture and hands-on coding.
Responsibilities Design and implement software of embedded/IOT devices and systems from requirements to production and commercial deployment. Design, develop, code, test and debug system software. Review code and design. Analyze and enhance efficiency, stability and scalability of system resources. Integrate and validate new product designs. Support software QA and optimize I/O performance. Provide post production support. Interface with hardware design and development. Assess third party and open source software
Requirements: Proven working experience in software engineering Experience in hands-on development and troubleshooting on embedded targets Solid programming experience in C or C++ Proven experience in embedded systems design with preemptive, multitasking real-time operating systems Familiarity with software configuration management tools, defect tracking tools, and peer review Excellent knowledge of OS coding techniques, IP protocols, interfaces and hardware subsystems Adequate knowledge of reading schematics and data sheets for components Strong documentation and writing skills An entrepreneurial spirit combined with strong program and product management skills. Proven success in building, motivating and retaining teams.  Excellent written and verbal communication skills with the ability to present complex plans and designs.  Excellent judgment, organizational, and problem-solving skills. Excellent design and architecture knowledge.
Preferred Qualification : Bachelor's/Master's Degree in Computer Science or equivalent
Skills that will help you succeed in this role: Tech Stack: Lang: C/C++, DB: SQLite Protocols: MQTT, TCP, HTTP etc, Backend : AWS IOT Hub. Strong experience in scaling, performance tuning & optimization at the client layer. Hands-on leader, and problem solver with a passion for excellence.
Why join us: Because you get an opportunity to make a difference, and have a great time doing that. You are challenged and encouraged here to do stuff that is meaningful for you and for those we serve. You should work with us if you think seriously about what technology can do for people. We are successful, and our successes are rooted in our people's collective energy and unwavering focus on the customer, and that's how it will always be. Learn more about the exciting work we do in Tech by reading our Engineering blogs   Compensation:  If you are the right fit, we believe in creating wealth for you. With enviable 500 mn+ registered users, 21 mn+ merchants and depth of data in our ecosystem, we are in a unique position to democratize credit for deserving consumers & merchants – and we are committed to it. India's largest digital lending story is brewing here. It is your opportunity to be a part of the story We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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