Available to hire
Hi, I’m Szentgyörgyi Csaba. I’m a PHP backend developer specializing in robust and scalable web applications. Since 2015 I’ve helped domestic and international clients design, build, and support back-end systems, with a particular fondness for e-commerce and data-driven integrations.
I’m highly autonomous, take initiative, and enjoy collaborating to speed up delivery while mentoring teammates. I love learning new technologies to improve outcomes and keep delivering solid results for customers.
Language
Hungarian
Fluent
English
Fluent
Romanian, Moldavian, Moldovan
Fluent
Work Experience
PHP Developer at billingo.hu
August 1, 2024 - August 1, 2025Accomplishments: improved marketing tool integrations, iterated on CI/CD pipelines to improve developer experience, shifted load on our data store topology to unburden the main server. I provided development assistance to our tech support team, tracked down and fixed difficult bugs, measurably improving customer satisfaction, and helped onboarding of less experienced team members. I also took over maintenance of an integration with a financial service provider, provisioning a new test environment and running an end-to-end test mandated by their terms of service.
PHP Developer at profession.hu
April 1, 2024 - August 1, 2024Maintenance on legacy code base, introduced new features to the ATS (applicant tracking system); researched and documented neglected components to kickstart revitalization (job notification subscription); compiled statistics for business intelligence.
PHP Backend Engineer at MFC-Labs GmbH
August 1, 2023 - January 1, 2024Designed and implemented a trading window system to ensure regulatory compliance; built a system for tracking legal contracts and integrated it with access control; standardized pricing data presentation across API endpoints; implemented several bug fixes and improvements before product launch.
PHP Backend Engineer at Chess.com
December 1, 2021 - August 1, 2022Implemented, launched and monitored email dispatch for several large marketing campaigns; UX improvements for new users; contributed to a new product (FIDE verification); helped design an in-house user bucketing system for A/B testing and an event tracking system; worked on improving service integrations (Sendgrid, Amplitude).
PHP developer at MobyMax
June 1, 2021 - October 1, 2021Improved statistical calculations; helped optimize database schema to reduce storage footprint; implemented new features for internal DevOps tools.
PHP/Symfony developer at Netpositive KFT
February 1, 2018 - April 1, 2021Worked extensively on a long-going ERP project for festival ticket sales and venue access. Contributions included expanding accounting integration, expanding the ticketswap component, ensuring GDPR compliance via a personal data anonymization service, redesigning core data modeling for the venue access system, improving logging, reporting, and transaction handling, and assisting client onboarding with a multi-faceted data solution. Also helped lay the groundwork for a B2B platform, API client setup, and payment integration.
web developer at Devmob Studio SRL
January 1, 2015 - February 1, 2018Helped extensively customize an e-commerce platform, integrated it with a third-party ERP, oversaw a hard launch, and provided ongoing support. Led development on a contract to fix critical security vulnerabilities, instilling proper development practices, and patching broken functionality. Designed and built an in-house SaaS e-commerce platform on Laravel with multi-tenant and multi-language support, advanced pricing, an extendable plugin system, accounting tool integration, and theme customization.
Education
Qualifications
Industry Experience
Software & Internet
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