Tyler Holinka is a Senior Software Engineer with 11 years of experience modernizing large-scale financial and telecom systems, currently driving Workplace Investing modernization at Fidelity Investments. He has a strong track record at enterprise banks and carriers—migrating mainframe COBOL data streams to AWS and Kafka at JPMorgan Chase and building reusable Java libraries and security tooling at T‑Mobile to accelerate service development. Comfortable across the stack, he designs scalable, testable systems that handle tens of thousands of events per second and emphasizes generic, reusable solutions for rapid onboarding. A self-motivated fast learner with roots in full product lifecycles—from co-owning a web services firm to shipping mobile and embedded software—he blends practical engineering with operational rigor. Based in Frisco, Texas, he pairs formal computer science training with hands-on experience in Dockerized Python APIs, React Native front ends, and mission-critical backend services.
11 years of coding experience
9 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at South Dakota Mines
Associate's degree, Computer Information Systems, Associate's degree, Computer Information Systems at Lake Area Technical College
Contributions:25 releases, 140 commits, 7 PRs in 5 years 8 months
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Tyler Holinka - Senior Software Engineer at Fidelity Investments