Contributed to development and maintenance of legacy PC and mainframe software solutions, focusing on performance optimization, debugging, and feature enhancements. Worked with large codebases and improved interoperability between modern and legacy technologies.

Software Engineer at Grundfos

March 1, 2022 - March 1, 2024

Development, testing, and support of firmware for stepper-motor-based Grundfos digital dosing pumps. Participated in business trips for design and debugging sessions.

Software Engineer at Hitachi Rail (Chicago Transit Authority project)

August 1, 2019 - March 1, 2022

Independently designed, developed and tested a fault-tolerant system for monitoring hardware states and facilitating hardware interaction. Maintained and improved compilers and cross-conversion between rail interlocking system description code and SREC records/binaries for hardware reprogramming. Tools included C, Windows API, TCP/IP, GitLab CI, Git.

Senior Software Engineer

March 1, 2024 - Present

Contributed to the development and maintenance of legacy PC and mainframe software solutions, focusing on performance optimization, debugging, and feature enhancements. Worked with large codebases and improved interoperability between modern and legacy technologies.

Firmware Engineer

March 1, 2022 - March 1, 2024

Independently designed, developed and tested a fault-tolerant system for monitoring hardware state and facilitating hardware interaction. Maintained and improved compilers and cross-compilers used for bidirectional conversion between rail interlocking system description code and SREC-records/binaries for hardware reprogramming.