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PHP/Laravel developer
Considering positions:
PHP/Laravel developer, Back end програміст
Age:
39 years
City of residence:
Khmelnytskyi
Ready to work:
Remote
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You can get this candidate's contact information from https://www.work.ua/resumes/11166182/
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OLEG ZADOROZHNYI
🌍 Remote, Ukraine
Backend Software Engineer (PHP/Laravel)
[open contact info ](look above in the "contact info" section) | [open contact info ](look above in the "contact info" section) |
Summary
Backend Engineer with 7+ years of experience building scalable, high-load systems using
PHP and Laravel. Proven expertise in API design, cloud infrastructure, and third-party
integrations for international SaaS products. Skilled in optimizing performance, enhancing
reliability, and delivering features that drive measurable business growth.
Experience
sereda.ai Remote, UA
Software Development Engineer Oct. 2024 – Present
● Developed RESTful APIs to support features such as AI-powered document search,
survey management, performance evaluation, and an interactive course builder.
● Implemented custom domain support with automated SSL certificate provisioning
using Google Cloud services. Enhanced existing modules and prepared the system for
a new Stripe-based payment integration. Developed additional RESTful API endpoints
to expand platform capabilities.
● Integrated various third-party systems, mapping and analytics tools, and Pipedrive
CRM for automated lead creation and management via API.
ticketscandy.com Remote, US
Software Engineer Nov. 2023 – Aug. 2024
● Integrated Square API as the primary payment gateway and implemented Stripe
Terminal to enable in-person payments and extend Stripe support to the point-of-sale
system.
● Conducted research on regional fee structures and implemented a dynamic fee
application system for Canada and Australia.
● Set up Sentry for real-time error monitoring and logging to enhance application
stability and streamline debugging processes.
designplanet.ua Remote, UA
Software Engineer Sep 2021 – Sep. 2023
● UOS.com.ua: Designed and developed a RESTful API for security companies using
Laravel 8, Socket.IO, and Redis-based queues, integrated with Android and iOS apps.
Connected third-party services including Google Maps and Fondy.ua. Implemented full
localization and created JavaScript-based automated tests and API documentation.
● nashe.de: Maintained the platform by developing new admin modules, enhancing
features to boost ticket sales, and resolving bugs to ensure smooth operation.
toucan.network Remote, UA/US
Software Engineer Feb 2016 – Jul. 2021
● Ads Tracker: Designed and developed an ad tracking system from scratch to collect
keyword search statistics from Google. Built with PHP, Nginx, Redis, and ClickHouse,
the system handles ~139 RPS (~12 million daily requests) per node.
● BeeVision: Developed and integrated backend and API for an automated machine
vision system to monitor mite activity on bees, using data collected from Raspberry Pi
and Arduino devices. Built an advanced alerting system to monitor temperature,
pressure, humidity, and other metrics, storing data in ClickHouse and sending alerts
via mobile push, Telegram, and Slack, with real-time visualization in Grafana.
Skills
Backend: PHP, Laravel, MySQL, Redis, RabbitMQ, ElasticSearch
Cloud & Infrastructure: Google Cloud Platform, Docker
Development Practices: Git, Agile, CI/CD, Automated Testing
Education
Ternopil National Economic University Ternopil, Ukraine
Bachelor of Computer Science and System Automation 2005 – 2009
Vyacheslav Chornovil Galician College Ternopil, Ukraine
Software Engineer 2003 – 2005
🌍 Remote, Ukraine
Backend Software Engineer (PHP/Laravel)
[
Summary
Backend Engineer with 7+ years of experience building scalable, high-load systems using
PHP and Laravel. Proven expertise in API design, cloud infrastructure, and third-party
integrations for international SaaS products. Skilled in optimizing performance, enhancing
reliability, and delivering features that drive measurable business growth.
Experience
sereda.ai Remote, UA
Software Development Engineer Oct. 2024 – Present
● Developed RESTful APIs to support features such as AI-powered document search,
survey management, performance evaluation, and an interactive course builder.
● Implemented custom domain support with automated SSL certificate provisioning
using Google Cloud services. Enhanced existing modules and prepared the system for
a new Stripe-based payment integration. Developed additional RESTful API endpoints
to expand platform capabilities.
● Integrated various third-party systems, mapping and analytics tools, and Pipedrive
CRM for automated lead creation and management via API.
ticketscandy.com Remote, US
Software Engineer Nov. 2023 – Aug. 2024
● Integrated Square API as the primary payment gateway and implemented Stripe
Terminal to enable in-person payments and extend Stripe support to the point-of-sale
system.
● Conducted research on regional fee structures and implemented a dynamic fee
application system for Canada and Australia.
● Set up Sentry for real-time error monitoring and logging to enhance application
stability and streamline debugging processes.
designplanet.ua Remote, UA
Software Engineer Sep 2021 – Sep. 2023
● UOS.com.ua: Designed and developed a RESTful API for security companies using
Laravel 8, Socket.IO, and Redis-based queues, integrated with Android and iOS apps.
Connected third-party services including Google Maps and Fondy.ua. Implemented full
localization and created JavaScript-based automated tests and API documentation.
● nashe.de: Maintained the platform by developing new admin modules, enhancing
features to boost ticket sales, and resolving bugs to ensure smooth operation.
toucan.network Remote, UA/US
Software Engineer Feb 2016 – Jul. 2021
● Ads Tracker: Designed and developed an ad tracking system from scratch to collect
keyword search statistics from Google. Built with PHP, Nginx, Redis, and ClickHouse,
the system handles ~139 RPS (~12 million daily requests) per node.
● BeeVision: Developed and integrated backend and API for an automated machine
vision system to monitor mite activity on bees, using data collected from Raspberry Pi
and Arduino devices. Built an advanced alerting system to monitor temperature,
pressure, humidity, and other metrics, storing data in ClickHouse and sending alerts
via mobile push, Telegram, and Slack, with real-time visualization in Grafana.
Skills
Backend: PHP, Laravel, MySQL, Redis, RabbitMQ, ElasticSearch
Cloud & Infrastructure: Google Cloud Platform, Docker
Development Practices: Git, Agile, CI/CD, Automated Testing
Education
Ternopil National Economic University Ternopil, Ukraine
Bachelor of Computer Science and System Automation 2005 – 2009
Vyacheslav Chornovil Galician College Ternopil, Ukraine
Software Engineer 2003 – 2005
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The candidate's resume is posted at https://www.work.ua/resumes/11166182/