Loke Peen Koh

Designed and developed fast-response, system-wide authentication module using C/C++, OpenSSL templates and STL; Refactored several C++ system modules to C/C++; Developed a Systemd proxy service with Go to forward users’ Kerberos tokens to Bosch’s corporate proxy, enabling CLI-based access to software packages from the Internet; Designed and developed CI/CD pipelines for multi-language projects (C/C++, Python, Docker, QEMU, Jinja2, n8n), reducing pipeline downtime by about 30%; Customized and maintained Ubuntu developer environments integrated into the corporate network, reducing licensing costs by eliminating around 13,000 Windows licenses; Acted as technical lead for a team of 10 engineers across Asia and Europe, providing architectural direction, code reviews, and day-to-day guidance; Mentored junior and mid-level engineers through structured reviews and debugging sessions; Partnered with product, infrastructure, and security stakeholders to plan work, prioritize deliverables, an

Led platform migration of National Rail Signaling RTU systems from VxWorks to Debian RT, refactoring large C/C++ codebases using STL and modern practices to target real-time Linux; Redesigned system architecture to prevent full shutdowns and improved service availability from ~97% to 99.999%; Tuned Linux real-time kernel parameters, achieving around 10% faster real-time response; Developed simulators and debugging tools that increased engineering productivity by roughly 25%; Mentored engineers on RTOS fundamentals, debugging practices, and system-level design; Served as Technical Lead on real-time railway control systems in a product-based environment.

Designed and delivered SGD $40M+ remote monitoring and control systems using C/C++ over VHF and mesh radio networks; Developed backend and embedded C/C++ communication modules using AT commands for real-time telemetry; Integrated multiple legacy radio and communication systems into nationwide infrastructures across major government projects; Provided senior-level L3 production support for the Singapore Police Coast Guard, significantly reducing long-standing defect backlogs.