Alex Jensen is a pragmatic Software Engineer III with 11 years of experience building and refactoring backend systems, currently shaping payments and payroll infrastructure at Wrapbook. He specializes in maintainable server-side code and performance-minded data access, consistently crafting fast SQL and NoSQL queries across Ruby on Rails and Elixir/Phoenix stacks. Alex progressed from web developer and API work to staff-level engineering, bringing hands-on operational experience maintaining Linux servers and production CRMs. An active open-source contributor to Exercism’s Ruby and Elixir tracks, he focuses on rigorous test suites and edge-case coverage that improve developer experience for learners. Based in Arvada, Colorado, he learns new technologies quickly and favors pragmatic solutions that reduce long-term maintenance burden.
11 years of coding experience
7 years of employment as a software developer
9-10, 9-10 at North Area Option School at Arvada High School
High School, Engineering, 11-12, High School, Engineering, 11-12 at Ralston Valley High School
Mathematics and Computer Science, Mathematics and Computer Science at Colorado School of Mines
Certificate of Web Application Development with Ruby, Rails, and Javascript, Web Development, Certificate of Web Application Development with Ruby, Rails, and Javascript, Web Development at Turing School of Software & Design
Contributions:22 commits, 16 PRs, 70 comments in 4 months
Contributions summary:Alex primarily contributed to the Elixir-based exercism track by adding and updating exercise tests. Their work included implementing tests for the "queen-attack," "saddle-points," and "connect" exercises, as well as modifying existing tests for the "zipper" and "bank-account" exercises. They also updated the `run-length-encoding` exercise and made general test suite improvements and fixes.
Contributions:6 commits, 6 PRs, 3 comments in 5 months
Contributions summary:Alex primarily contributed to the testing aspect of the Ruby exercises repository. Their commits focused on modifying and enhancing existing test cases, including updating assertions to improve clarity and efficiency. The user corrected existing tests by refactoring assertions and making minor adjustments to adapt the testing suite to the given exercises. They have added and modified tests to validate edge cases and functionality.
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