Lead Backend Developer, "Pompa", Fashion Retail E-commerce Platform (September 2025 - June 2026)

Leading backend architecture and system integrations for a high-traffic e-commerce ecosystem.

• designing and developing scalable backend systems using PHP
• architecture and implementation of REST APIs for mobile applications and external partners
• integration with payment gateways, delivery services, CRM and marketing automation (Mindbox)
• improved system performance, reduced latency and increased throughput forhigh-load e-commerce platform
• database tuning and query optimization for production workloads
• Linux infrastructure configuration and production environment optimization
• improved system reliability and stability under high traffic and peak load conditions
• optimized API performance and reduced response times for production workloads
• supported scalable backend architecture for high-volume product catalog and order processing
• led backend development initiatives and coordinated technical decisionsacross integrations and services

Driving backend initiatives that support business growth and seamless omnichannel retail operations.

Lead Backend Developer, "Paris Nail", Retail Trade (September 2023 - September 2025)

Led the design and development of a scalable e-commerce platform serving retail and online sales channels.

• architected and developed backend systems using Laravel
• implemented real-time integration with 1C ERP for product catalog, inventory and order synchronization
• designed and built REST APIs for a mobile application and external services
• integrated payment gateways, CRM and analytics systems
• optimized database performance and reduced query latency for high-traffic workloads
• configured and tuned Linux-based infrastructure for production stability
• ensured real-time synchronization of large product catalog and inventory data
• improved backend performance and system stability under peak traffic

Worked closely with business stakeholders to translate operational requirements into scalable backend solutions.

Backend Developer (Contract), LLC "Medholding", Healthcare and Preventive Institutions (January 2023 - March 2023)

Short-term contract focused on performance optimization and stabilization of high-traffic healthcare web platforms.

• performance optimization of high-load web applications
• backend tuning and database query optimization
• security hardening and vulnerability mitigation
• debugging and stabilization of production systems
• integration with payment gateways and fiscal systems
• development of interactive service calculators and business logic components
• reduced response time and improved system stability for critical user flows

Improved system reliability and reduced production issues under high traffic conditions.

Backend Developer, LLC "MK-Group", Retail Trade (August 2021 - December 2022)

Developed and maintained backend systems for e-commerce platforms and internal business services.

• development of custom backend modules and business logic for e-commerce systems
• integration with payment gateways, CRM, analytics and internal enterprise services
• design and implementation of REST API integrations
• development of automation tools (calculators, data parsers) for business process optimization
• performance optimization and stability improvements of production systems
• administration and technical support of high-traffic e-commerce platforms
• improved system stability and reduced production incidents

Focused on building reliable backend functionality and scalable integrations to support retail operations.

Web Developer (Remote), Web Development Studio (September 2016 - July 2021)

Designed and developed web applications and e-commerce platforms formultiple clients, working fully remotely.

• backend development using PHP and frameworks such as Laravel, Symfonyand Zend
• development and customization of CMS-based platforms (WordPress, Bitrix, OpenCart)
• design and implementation of REST API integrations with third-party services
• development of custom plugins and business logic extensions
• security hardening and vulnerability mitigation for production systems
• performance optimization and scalability improvements for high-trafficprojects

Collaborated directly with clients to translate business requirements intoscalable technical solutions.

Worked in distributed teams and communicated directly with international clients in a remote environment.

Web Programmer, "Technika s Utsenkoy", Electronic Retailer (July 2010 - September 2016)

Developed and maintained web platforms and internal business systems for a retail company.

• developed backend systems and business logic for commercial web platforms
• integrated payment systems, telephony and enterprise services
• automated internal business processes through custom tools and services
• improved system performance and reliability in production environments
• contributed to modernization of legacy systems and architecture improvements

Backend & Systems Development, Early Career (April 2005 - June 2010)

Built and maintained web applications and internal systems across IT and retail companies.

• backend development in PHP
• database design and performance optimization (MySQL)
• integration with payment and enterprise systems
• Linux server administration and infrastructure setup