Péter Miklós
Staff Software Engineer at Adyen
California, United States
Summary
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SeniorPéter Miklós is a Staff Software Engineer based in California with over 13 years of hands-on experience building resilient, large-scale payment systems and financial data platforms. At Adyen he has driven North American expansion work—integrating debit networks, optimizing interchange calculations, and delivering cost-saving chargeback and acquiring integrations across global card schemes. His background spans Java-centric enterprise engineering from low-level ISO 8583 and XML integrations to ElasticSearch-backed search, document management, and performance-sensitive data normalization for financial feeds. He pairs deep backend architecture skills with test-driven practices and CI/CD, and has led small teams and tooling improvements from Maven builds to IDE plugins. An active open-source contributor, he enhanced the popular java-faker library with realistic data generators and robust unit tests, reflecting a pragmatic focus on utility and reliability. Known for translating complex financial requirements into production-ready, auditable solutions, he blends systems thinking with a willingness to improve developer ergonomics.
13 years of coding experience
21 years of employment as a software developer
Hungarian, English
Stackoverflow
76reputation
4kreached
5answers
2questions
Github Skills (24)
unit-testing10
apim10
javascript10
javadoc10
back-end-development10
fetchr10
fetcher10
java10
javas10
api10
f10
fetch10
datetime9
calc9
nodejs9
Programming languages (6)
Github contributions (5)
DiUS/java-faker
Jul 2015 - Jul 2015
Brings the popular ruby faker gem to Java
Role in this project:
Back-end Developer / Test Automation Engineer
Back-end Developer / Test Automation EngineerContributions:10 commits, 2 PRs in 12 days
Contributions summary:Péter primarily focused on enhancing the functionality of the `java-faker` library. Their contributions involved adding features like an avatar generator and future/past date generators. They also improved the existing codebase by adding better JavaDoc documentation and implemented unit tests to validate the new features, ensuring the library's reliability. The commits demonstrate a focus on expanding the library's utility with new data generation capabilities.
java-fakerrubygemfakerfaker-gem
pmiklos/obyte-devnet
Oct 2017 - Apr 2020
Obyte network from scratch for development purposes
Contributions:57 commits, 16 PRs, 42 pushes in 2 years 6 months
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