William Kersting
Software Engineer at ABS Warranty
Denver, Colorado, United States
Summary
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RockstarWilliam Kersting is a Lead Full Stack Software Engineer in Denver with nine years of experience building scalable web applications using Node, TypeScript/JavaScript, AWS, Express, MongoDB, and Next.js. He has progressed from Java middle-tier development at Fidelity to senior and leadership roles, blending hands-on MERN-stack engineering with architecture and delivery responsibilities. Known for shipping pragmatic solutions, he’s worked across startups and enterprise settings—automating business processes early in his career and later tackling product-grade full-stack systems. William pairs strong backend expertise with modern frontend and cloud practices, and often bridges product needs with efficient, maintainable implementations. An engineer who started in QA and process automation, he brings a detail-oriented perspective to reliability and developer experience.
9 years of coding experience
Github Skills (23)
queue9
elixir8
python8
php8
bullmq8
pdf8
nodejs8
pdf-generation8
redis8
converter7
typescript7
dotnet7
batch-processing7
rust7
markdown6
Programming languages (3)
Github contributions (5)
wtkersting/demo-api
Feb 2021 - Feb 2023
This repo serves as a skeleton architecture for cloning and building Node-Express web servers out of. Complete with Winston.js logging and Mocha + Chai testing frameworks.
Contributions:1 PR, 9 pushes, 4 branches in 1 year 11 months
loggingtestingwebserverchaiexpress
wtkersting/DynamicScheduler
Nov 2016 - Nov 2016
Contributions:31 pushes, 1 branch in 4 days
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