Janย Molak
Owner, Principal Software Development Consultant at Serenity/JS
London, England, United Kingdom
Summary
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Top SchoolJan Molak is an owner and principal software development consultant with over 18 years of hands-on experience building high-performance teams and delivering reliable, high-impact software across industries from AAA gaming to finance. He combines full-stack engineering (JavaScript/TypeScript, Node.js, Java) with DevOps and Continuous Delivery expertise to accelerate time-to-market and improve software quality. As creator and project lead of Serenity/JS and contributor to WebdriverIO, his open-source tooling is trusted by thousands of organizations including Apple, AWS, and Microsoft, and underpins real-world test automation at scale. Jan excels at launching teams and optimizing delivery pipelines, coaching adoption of XP, TDD/BDD, and the Screenplay Pattern to make engineering practices more collaborative and sustainable. Based in London, he pairs a strong academic foundation in software engineering and physics with a knack for translating complex delivery challenges into pragmatic, measurable outcomes.
13 years of coding experience
8 years of employment as a software developer
Master of Science Computer Science (Software Engineering), Master of Science Computer Science (Software Engineering) at Warsaw School of Information TechnologyBachelor of Science Physics, Bachelor of Science Physics at University of Warsaw
Stackoverflow
4,486reputation
720kreached
64answers
2questions
gzip
top-5%
google-chrome
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javascript
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Github Skills (26)
javascript10
protractor10
webdriverio10
testing10
automation10
automations10
webtest10
web-testing10
test-automation10
gzip9
google-chrome9
nodejs9
mochajs9
ecmascript9
nodes9
Programming languages (14)
Github contributions (5)
serenity-js/serenity-js
Jun 2016 - Jan 2023
A next generation, full-stack acceptance testing framework optimised for collaboration, speed and scale!
Role in this project:
Test Automation Engineer & UI Developer
Test Automation Engineer & UI DeveloperContributions:58 releases, 38 reviews, 3464 commits in 6 years 8 months
Contributions summary:Jan contributed to the test automation efforts by fixing an issue in a test scenario, and improving the test reliability on the Selenium grid. They also developed and refined several automated test scenarios with a focus on ensuring the accuracy of Web UI functionality. The contributions indicate a strong grasp of web testing practices and experience with Protractor and related frameworks. They are very likely a Test Automation Engineer involved in UI development.
starcraftcollaborationtesting-toolsacceptancetesting-framework
webdriverio/webdriverio
Apr 2020 - Nov 2021
Next-gen browser and mobile automation test framework for Node.js
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:9 reviews, 6 commits, 17 PRs in 1 year 7 months
Contributions summary:Jan primarily contributed to enhancing the test automation framework of the repository. Their work involved modifying existing test files and creating new ones to improve test coverage and reliability. They focused on areas like output stream handling, source map support, and debugging tools. The user also addressed issues with test execution and environment setup.
test-automation-frameworkjasminemobile-automationcucumberperformance-test
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