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Програміст PHP
- City of residence:
- Kyiv
- Ready to work:
- Remote
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Kateryna Navalikhina
Mobile: [open contact info ](look above in the "contact info" section)
PHP Developer with 5+ years of experience Email: [open contact info ](look above in the "contact info" section)
building and maintaining billing systems and
GitHub: https://github.com/katerina
payment integrations. Experienced working
with microservices architecture and secure
payment processing (PCI DSS). Currently
focused on growing as a Python developer
and expanding backend development skills.
EXPERIENCE PHP Developer — Together Networks 2021 - 2026
Developed and maintained a high-load billing system using PHP (Yii2, Symfony 6) in a
microservices architecture
Integrated 5+ payment providers (PayPal, Apple Pay, Google Pay, Paysafe)
Implemented a service for decrypting Apple Pay and Google Pay payment data in line with
PCI DSS requirements.
Worked on key rotation and encryption mechanisms for secure payment processing.
Refactored legacy code to improve system performance
Extended and supported billing logic across payment workflows.
Wrote unit and application tests, improving code quality and reliability
Collaborated with cross-functional teams to deliver scalable solutions
Used Python for internal tools and automation scripts; actively growing Python backend skills
Technical Skills
Backend: PHP 7.2–8.4, Symfony 6, Yii2, Python 3.x
Databases: MySQL, Redis, Elasticsearch, MinIO (object storage, S3-compatible)
Architecture: Microservices, GraphQL
Tools: Docker, Grafana, Memcached
Testing: Unit tests, Application tests
Payment & Compliance: PayPal, Apple Pay, Google Pay, Paysafe, PCI DSS
PHP Developer - Precoro 2019 - 2020
Develop current application.
Stack technology: php 7.2, Symfony 3.4, composer, MySQL, dql, doctrine, twig, angularJS,
vueJS, jquery, ajax, yii2, doctrine, active record, API, unit test, css, html
Integrate: 2FA, SSO, QBO integration
EDUCATION MSc in Mechanics and Mathematics
Taras Shevchenko National University
LANGUAGES English: : Intermediate (B1) — able to read documentation, participate in technical discussions
Mobile: [
PHP Developer with 5+ years of experience Email: [
building and maintaining billing systems and
GitHub: https://github.com/katerina
payment integrations. Experienced working
with microservices architecture and secure
payment processing (PCI DSS). Currently
focused on growing as a Python developer
and expanding backend development skills.
EXPERIENCE PHP Developer — Together Networks 2021 - 2026
Developed and maintained a high-load billing system using PHP (Yii2, Symfony 6) in a
microservices architecture
Integrated 5+ payment providers (PayPal, Apple Pay, Google Pay, Paysafe)
Implemented a service for decrypting Apple Pay and Google Pay payment data in line with
PCI DSS requirements.
Worked on key rotation and encryption mechanisms for secure payment processing.
Refactored legacy code to improve system performance
Extended and supported billing logic across payment workflows.
Wrote unit and application tests, improving code quality and reliability
Collaborated with cross-functional teams to deliver scalable solutions
Used Python for internal tools and automation scripts; actively growing Python backend skills
Technical Skills
Backend: PHP 7.2–8.4, Symfony 6, Yii2, Python 3.x
Databases: MySQL, Redis, Elasticsearch, MinIO (object storage, S3-compatible)
Architecture: Microservices, GraphQL
Tools: Docker, Grafana, Memcached
Testing: Unit tests, Application tests
Payment & Compliance: PayPal, Apple Pay, Google Pay, Paysafe, PCI DSS
PHP Developer - Precoro 2019 - 2020
Develop current application.
Stack technology: php 7.2, Symfony 3.4, composer, MySQL, dql, doctrine, twig, angularJS,
vueJS, jquery, ajax, yii2, doctrine, active record, API, unit test, css, html
Integrate: 2FA, SSO, QBO integration
EDUCATION MSc in Mechanics and Mathematics
Taras Shevchenko National University
LANGUAGES English: : Intermediate (B1) — able to read documentation, participate in technical discussions
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The candidate's resume is posted at https://www.work.ua/resumes/17944332/