11/04/2026 updated

**** ******** ****
100 % available

Senior PHP Full Stack Developer (Laravel, Yii2, OpenCart)

Marsaskala, Malta
Only remote
Marsaskala, Malta
Only remote

Profile attachments

Oleksandr Kondrashov — Backend Developer CV.pdf

About me

I am a Senior PHP Developer with 15+ years of commercial experience in Laravel, Yii2 and OpenCart. I built backend systems for large e-commerce platforms: pricing and delivery algorithms, logistics calculations with Google Maps API, integrations with payment gateways, ERP and CRM systems.

PHPE-CommerceLaravelYii PHP FrameworkBackend ProgrammingFull Stack Development
PHP Backend Development (Laravel, Yii2, OpenCart)
Over 15 years of commercial experience building and scaling e-commerce platforms using PHP, Laravel, Yii2 and OpenCart. Expertise in backend architecture, MVC, OOP, REST API design and custom PHP frameworks.

Database Design and Performance Optimisation
Deep knowledge of MySQL and PostgreSQL, including query optimisation, database performance tuning and high-load system architecture. Additional experience with MS SQL.

Payment Gateway and Third-Party API Integration
Hands-on experience integrating payment gateways such as Stripe, PayPal, Paysera, LiqPay and Fondy, as well as logistics and delivery APIs, ERP and CRM systems including 1C, BaseLinker, SalesDrive and Google Maps API.

Frontend Development
Practical knowledge of JavaScript, React (basic), HTML5, CSS3 and responsive theme development, including checkout UX implementation.

DevOps and Server Administration
Experience with Docker, Linux, Nginx, Git and GitLab for deployment and server administration. Delivered projects end-to-end including deployment and long-term support.

Admin Panel Development
Experience building and configuring admin panels using Laravel Filament and SleepingOwl Admin.

E-Commerce Feature Development
Specialisation in product configurators, pricing engines, filters and faceted search, bulk and group purchases, and SEO optimisation for e-commerce platforms.

Other Programming Languages
Additional programming experience with C#, .NET, VB.NET and C, applied in software development and data analysis projects.

System Design and Code Review
Participation in architectural decisions, code reviews, high-load optimisation, project management, mentoring and stakeholder communication.

Experience

Professional experience10+ years
Freelancer since2010

Languages

EnglishGoodUkrainianNative speaker

Project history

Backend Developer (Freelance)

Self-employed (Freelance)
Develop and maintain Laravel and OpenCart projects for European and Ukrainian clients. Built advanced filters, reference data management and saved searches with email notifications for ogo.house (Laravel). Delivered customisations, third-party integrations and performance improvements for aviator.shop (OpenCart). Optimise database queries and server configuration to improve page load times.

Senior PHP Developer (Full Stack)

Molfar Group LLC
Developed backend for large-scale e-commerce platforms using Yii2, Laravel and OpenCart. Designed and implemented complex pricing, packaging and delivery cost algorithms. Built logistics calculations using geocoding and Google Maps API. Integrated payment gateways, delivery services, ERP and CRM systems. Participated in architectural decisions, code reviews and performance optimisation of high-load systems. Worked directly with product owners and non-technical stakeholders. Key projects included rost.ua (Yii2), keepstyle.co (Laravel), sapan.com.ua (Laravel, React), build-hub.com.ua (Yii), naturaved.com (OpenCart), abitoo-extra.com (OpenCart) and rider.rent (Laravel).

PHP Developer / Founder

Wemake
Founded and ran a web studio delivering e-commerce solutions. Developed and sold commercial OpenCart modules including bundles, gifts and product sets to raise conversion. Built API integrations and automated supplier price list imports. Optimised OpenCart for high-load environments and administered servers and databases. Developed a custom PHP framework and an internal ticket system.

PHP Developer

NeoSeo
Developed and customised OpenCart extensions and reusable modules. Supported client e-commerce projects and improved their performance.

Lecturer, Department of Computer and Information Technologies

Institute of Entrepreneurship Strategy
Taught Fundamentals of Programming (C), Database Design, Software Design and Web Programming.

Design Engineer (Software Development)

Positron LLC
Developed software for dosimetric data analysis and visualisation using VB.NET and C#.NET. Built a multi-user document management system using VB.NET and MS SQL.

Portfolio


Contact form

Log in to get in touch

You need to be logged in to use the contact form.

Sign upLog in