December 2018 – present Successfully led the rewriting of legacy code, originally created in the 2000s using Delphi, into a modern microservices architecture. Streamlined performance and scalability of the application while ensuring a seamless transition for end-users.Sole developer on the project, taking full ownership and responsibility for all aspects of the development process, from design to implementation.Created a new web application to replace SQL-based call center employee accounts, implementing innovative logic and infrastructure to enhance efficiency and productivity.Played a pivotal role in the company's modernization efforts by migrating from outdated telephony systems to a new and advanced platform, resulting in significant cost savings and improved operational efficiency.

Full-stack Web Developer at Denero (software development)November 2017 – November 2018 Provided comprehensive support for a large-scale online store powered by Bitrix, handling thousands of listings. Collaborated closely with the client to ensure smooth operation, troubleshoot issues, and implement enhancements for improved user experience.Supported and maintained an online store built on the Opencart platform, delivering timely updates, bug fixes, and optimizations to ensure optimal performance and customer satisfaction.Played a key role in supporting and enhancing a custom CMS, addressing gaps in functionality by rewriting and implementing additional features to meet client requirements effectively.Developed custom modules for Bitrix and Opencart, extending the core functionality of the platforms to align with specific client needs. These modules enhanced the overall functionality, usability, and flexibility of the systems.Successfully managed multiple client projects simultaneously, demonstrating strong multitasking and time management skills.

August 2014 – November 2017 Successfully collaborated with a diverse range of clients, working on over 50 projects encompassing websites for online stores and construction companies. Demonstrated the ability to understand client requirements and deliver tailored solutions that met their specific business needs.Developed iOS and Android applications, leveraging native technologies and frameworks to create intuitive and user-friendly mobile experiences.Thrived as the sole developer, taking on multiple responsibilities and proactively learning new technologies and frameworks to meet project deadlines effectively. Adapted quickly to evolving industry trends and emerging technologies, ensuring optimal outcomes for clients.Led the development of a comprehensive hotel management system from scratch.Pioneered the creation of mobile versions for numerous websites, recognizing the emerging need for mobile optimization at a time when it was not as common. By developing mobile versions, improved user experience and ensured seamless access to website content on various devices.

Spearheaded the development and maintenance of the company's website, ensuring an engaging and user-friendly online presence that effectively represented the brand and facilitated customer interaction.Successfully transferred a website from HTML to a dynamic PHP engine, enhancing functionality, scalability, and ease of content management for the company.Designed and developed a robust web data storage system from scratch, streamlining data organization, retrieval, and security to improve overall operational efficiency.Developed a comprehensive package of programs essential for office operations, optimizing workflow and enhancing productivity across departments.Designed, implemented, and integrated a system for generating invoices for products, automating the billing process and ensuring accurate and timely invoicing.