Marcus Bernal is a Senior Software Engineer based in Denver with 11 years of professional experience building full-stack web applications and developer tooling. He currently drives engineering work at Slalom and previously held senior roles at Metal Toad Media, bringing a pragmatic blend of digital systems and civil engineering perspectives to software design. Marcus contributes to open-source, notably enhancing browser-based technical indicators in TypeScript with improved candlestick pattern detection and test coverage. His background spans web administration, consulting, and early software roles, giving him a strong operational sense for production systems. Curious and science-minded, he couples hands-on implementation with thoughtful documentation and build process improvements. Collected technical breadth and an interest in civil engineering inform his practical, systems-oriented approach to problem solving.
11 years of coding experience
14 years of employment as a software developer
Certificate, Multimedia Communications, Certificate, Multimedia Communications at WarrenTech
Civil Engineering & Computer Science, Civil Engineering & Computer Science at Portland State University
Associate's degree, Computer Science/General Studies, Associate's degree, Computer Science/General Studies at Portland Community College
A javascript technical indicators written in typescript with pattern recognition right in the browser
Role in this project:
Full-stack Developer
Contributions:12 commits, 4 PRs, 3 comments in 24 days
Contributions summary:Marcus primarily focused on enhancing the functionality of the technical indicators library. They implemented and refined candlestick patterns, including Doji, Hammer, Hanging Man, and Shooting Star variations, alongside adding tests. Their work involved precise adjustments to existing code and the creation of new features, with a focus on improving detection accuracy. The user also made updates to documentation and build processes.
Contributions:1 PR, 7 pushes, 2 branches in 3 years 1 month
metaltoad
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Marcus Bernal - Senior Software Engineer at Slalom