Pursottam Raj

Senior Software Developer with 4+ years of experience in modern C++ (C++17/20), specializing in high performance, multithreaded systems. Proven experience in cross-platform development, designing low-latency processing modules and handling concurrent communication across protocols like TCP/IP, and TLS. Strong focus on system performance, concurrency, and scalable architecture.

Senior Software Developer - Siemens Technology and Services Pvt. Ltd. - Bengaluru

(2022-06)

• Designed and developed a cybersecurity component in C++17, for power systems, smart grid and substations.
• Mentored junior developers, conducted code reviews, and contributed to architectural design discussions.
• Upgraded open-source dependency by applying security patches and performance enhancements of OpenLDAP, and FreeRADIUS, reducing security vulnerabilities and improving system stability.
• Partnered with customers and cross-functional stakeholders to translate complex requirements into scalable technical solutions, achieving 90% positive feedback.
• Enhanced inter-process communication mechanisms, including shared-memory POCs, improving the performance of latency-sensitive modules by 30%.
• Leveraged AI-assisted development tools, including GitHub Copilot and MCP-based workflows, to accelerate development, debugging, code reviews, and testing activities, reducing time by 40%.
• Used advanced profiling tools and debugging techniques to identify CPU, memory, and threading bottlenecks in large-scale applications improving runtime performance and reducing resource consumption by 25%.
• Improved system scalability, software quality and maintainability by enforcing secure coding standards, SOLID principles, reducing technical debt by 20%.
• Built comprehensive unit tests using GTest and NUnit, achieving over 95% code coverage and reducing defects by 45%.
• Identified and resolved complex issues using advanced debugging tools, achieving a 90% first pass fix rate.
• Implemented modern development practices including CMake, Docker, and CI/CD pipelines, to streamline builds and deployments, reducing manual effort by 40%.
• Created detailed technical documentation, reducing onboarding time by 50%.
• Worked in Agile Scrum methodologies with active participation in sprint planning, task estimations, daily stand-ups, and retrospectives for iterative development and continuous delivery.

Bachelor of Technology - Electrical and Electronics Engineering - SRM Institute of Science and Technology (2018-06 - 2022-05)