DP

Dzianis Pimenau

Available to hire

js. I focus on backend logic, system integrations, and performance optimization, and I've worked on complex business logic, CRM integrations (Salesforce), and internal tools.

About

I’m a full-stack developer with 6+ years of experience building and scaling web applications using React, PHP, TypeScript, and Node.js. I focus on backend logic, system integrations, and performance optimization, and I’ve worked on complex business logic, CRM integrations (Salesforce), and internal tools.

I actively leverage AI tools (Cursor, Claude) to accelerate development, improve code quality, and reduce production issues. I enjoy refining UX, boosting backend performance, and designing systems that reduce support load. Currently delivering internal tools at FirebirdTours, focusing on search relevance, data loading efficiency, and automation to streamline workflows and empower teammates.

  • 8 years' experience
  • Joined May 2026

Languages

  • EnglishAdvanced
  • PolishBeginner
  • RussianFluent

Industry experience

  • Software & Internet
  • Travel & Hospitality
  • Professional Services
  • Media & Entertainment

Work experience

Full Stack Developer · FirebirdToursAug 2023 – Present · 3 yrs 4 mos

Delivered and improved internal web products by implementing full-stack features, optimizing architecture, and integrating backend services with external systems. Refactored core business logic to reduce duplication. Improved search, filtering, and recommendations, increasing relevance and user engagement by ~35-40%. Optimized data loading and API interaction for performance. Automated internal workflows and content management. Implemented SEO/indexing improvements. Conducted regular code reviews and maintained high standards. Delivered 1,000+ development tasks across features and releases. Leveraged AI-assisted development tools to accelerate delivery and reduce production issues.

Web Developer · Automatic SolutionsJul 2018 – Jul 2023 · 5 yrs 1 mo

Contributed to development of external and internal products, building responsive web interfaces using HTML/CSS and JavaScript (including ReactJS). Worked on CMS and PHP MVC projects, participated in Agile Scrum with Git workflow, tested for cross-browser compatibility and performance, resolved bugs and bottlenecks, launched 50+ websites, and supported a 5,000+ active-user web app. Migrated shopping cart to a new platform and implemented delivery cost calculation; contributed to a CRM used by 1,000+ subscribers; introduced automation to reduce operational costs.

Developer & System Administrator · Zhodino Trading CenterAug 2017 – Nov 2017 · 4 mos

Developed invoice and inventory management processes using 1C Enterprise; automated data processing in Microsoft Excel with VBA macros, improving efficiency for 10,000+ items.

Education

Bachelor's degree in Electronics Engineering · Belarusian State University of Informatics and Radio Electronics2013 – 2017
Bachelor's degree in Electronics Engineering · Belarusian State University of Informatics and Radio Electronics2013 – 2017

Certifications and awards· 6

Udemy – Certificate of Passing React Complete Guide Course (incl. Hooks, React Router, Redux)2030 – 2026
1C Bitrix – Core technologies and extending standard system capabilities, Integration of design and platform customization2030 – 2026
EF SET – English proficiency certificate2030 – 2026
Udemy – Certificate of Passing React Complete Guide Course (incl. Hooks, React Router, Redux)2030 – 2026

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