- Integrated external providers via REST APIs and message queues - Improved dynamic UI components with Angular - Optimized backend performance of high-load services - Developed a mapping service for normalizing data from multiple sources

Designed and developed a telephony microservice for client communication via cellular network and SMS - Refactored legacy monolithic code into microservices - Developed a service for generating sales reports for Salesman, Manager, and other users - Participated in the design and development of an LMS system for auto dealers to train salespeople

Summary: Developed and maintained an accounting automation application designed to simplify the workflows of accountants. The application automated the collection and validation of job reports, sent email reminders for incomplete or incorrect submissions, and generated financial reports. Responsibilities and Achievements: Designed and implemented a notification service to send automated email alerts and reminders for job form completion or corrections. Developed and optimized a financial report generation service, ensuring accurate and efficient creation of reports. Improved application architecture by integrating best practices, enhancing scalability and maintainability. Conducted database optimization using Execution Plans, which improved query performance and reduced processing time. Debugged and fixed critical bugs while making incremental improvements to existing features.

Summary: Worked on an ERP development project to automate and streamline business operations, enhance payment processing, and improve user communication. Responsibilities and Achievements: Developed and configured the ERP system to automate business processes. Integrated PayPal payment system into the ERP for online payment processing. Programmed and configured cash registers to automate payment processing in stores. Designed and developed a Telegram bot to improve communication between ERP system users and their customers. Created a reporting service to generate purchase and sales reports. Developed a service for importing and exporting documents in PDF and DOCX formats. Designed and optimized databases to enhance system performance. Conducted code optimization and refactoring to improve system stability and efficiency.