Henri Heiskanen
Freelance Software Consultant at Endofunctor
Finland
Summary
👤
Senior🎓
Top SchoolHenri Heiskanen is a freelance software consultant and DevOps-savvy full-stack engineer with over a decade of experience building web applications and enterprise systems across diverse industries. Comfortable across the modern stack, he develops Node.js and Spring Boot microservices, crafts cutting-edge frontends, and designs CI/CD pipelines with infrastructure-as-code. He brings a disciplined focus on testing, high-coverage suites and clean, well-documented code, coupled with a keen interest in cybersecurity. Formerly a software architect and senior engineer at Gofore, he combines hands-on implementation with architectural thinking. An active open-source contributor, he improved robustness in the widely used page.js client-side router by adding URL decoding options and tests. Based in Finland, he seeks projects that offer continuous learning and opportunities to raise engineering quality.
11 years of coding experience
14 years of employment as a software developer
Master of Science (M.Sc.), Software Engineering, Master of Science (M.Sc.), Software Engineering at Tampere University of Technology
Github Skills (9)
javascript10
url-scheme10
url-parser10
url-encoding10
front-end-development10
url-parsing10
url-validation10
testing9
jscript9
Programming languages (4)
Github contributions (5)
visionmedia/page.js
Nov 2014 - Dec 2014
Micro client-side router inspired by the Express router
Role in this project:
Front-end Developer
Front-end DeveloperContributions:7 commits, 2 comments in 25 days
Contributions summary:Henri's commits focused on enhancing the functionality of the client-side router, `page.js`. They implemented features for URL component decoding, including querystrings, pathnames, and hashes. The contributions involved modifying the core logic of the router, adding options to control URL decoding behavior, and introducing tests to validate correct handling of encoded URLs. These changes improved the router's robustness and compatibility with various URL encoding scenarios.
express-router
UH-StudentServices/hul-survey
Feb 2017 - Jun 2017
Contributions:29 PRs, 73 pushes, 24 branches in 3 months
javasurveyback-endfeedback
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