Petr Zaparka
Coach For Software Developers at ZAPARKA LIMITED
Stony Stratford, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolPetr Zaparka is a seasoned Ruby on Rails developer and coach with two decades of software experience and a decade of focused professional practice across public sector and startup projects. He currently runs ZAPARKA LIMITED, coaching developers to accelerate into senior roles by sharpening focus and prioritizing high-impact work, while also maintaining key public-facing HMCTS services. Petr has a deep track record of delivering and maintaining Rails applications, migrating legacy systems, and implementing microservice patterns, payments and third-party integrations for clients from education to publishing. Comfortable across the stack, he combines pragmatic engineering—test-driven development, CI, Sidekiq—with stakeholder-driven agile delivery. Not obvious at first glance: he’s balanced long-term freelance craftsmanship with sustained public-sector impact, making him adept at both MVP speed and production-grade stability. Based in Stony Stratford, he blends hands-on coding with mentorship to scale developer capability as well as software.
10 years of coding experience
21 years of employment as a software developer
-- Information technologies, -- Information technologies at VSB - Technical University of Ostrava
Stackoverflow
81reputation
8kreached
2answers
0questions
Github Skills (59)
c10010
flux10
finder9
apply9
cloud-platform9
fluxcd9
tax8
k8s8
react8
helm8
admin7
uploader7
kubernetes7
mailchimp7
go7
Programming languages (9)
Github contributions (5)
hmcts/hwf_hmrc_api
Apr 2021 - Aug 2024
Basic logic to communicate and parse data to/from HMRC API.
Contributions:20 releases, 1 review, 61 PRs in 3 years 4 months
apihmrccommunicatelogicparse
hmcts/tax-tribunals-datacapture
Oct 2023 - Apr 2025
Contributions:39 reviews, 81 PRs, 134 pushes in 1 year 5 months
jenkins-cftjenkins-cft-j-z
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