Stanislau Hancharyk

• Designed, developed, and integrated modules tailored to customer needs. • Built backend support for two key modules, boosting system performance and streamlining processes for production teams. • Developed AI assistant modules that enhanced operational workflows and supported day-to-day tasks. • Led technical discussions with business stakeholders and resolved complex backend challenges. • Created admin tools with added functionality to support system administrators.

• Led backend development for an app with thousands of active users. • Improved project efficiency and security by bringing CI/CD pipelines and introducing key security measures. • Integrated third-party payment systems, allowing for flexible subscription management. • Managed a team of 3 developers, overseeing onboarding and conducting technical interviews. • Worked closely with stakeholders to refine solutions that aligned with business objectives.

• Implemented best practices and coding standards that improved performance and maintainability, enabling back-end scalability from 1,000+ to over 100,000 users in just 18 months. • Reduced API response times in the critical part of the project to under 1 second by introducing a dedicated microservice. • Built and maintained backend systems across multiple projects, focusing on scalability and reliability. • Integrated third-party payment systems for smooth transaction processing.

• Developed backend systems for both ALIS WEB (an automated library system) and POS Insider (a real-time business intelligence tool). • Built RESTful APIs for web applications to ensure seamless functionality. • Developed new modules for the POS Insider main website, enhancing its capabilities. • Created asynchronous workers to collect, process, and store data efficiently in databases. • Refactored code to improve overall system efficiency and performance.

• Developed a self-testing module (backend and GUI) to ensure system reliability. • Edited and implemented technical documentation for cryptographic systems. • Supported application efficiency and optimized overall system performance.