Project: Back office platform for online casino management.Key Responsibilities:-Developed and optimized services for outbound client transfers and transaction reconciliation using Node.js with TypeScript, ensuring seamless financial operations.-Managed the implementation of transfer tracking systems to validate player account balances with high accuracy.-Automated critical tasks using Puppeteer, significantly improving operational efficiency.-Employed Docker for containerization, RabbitMQ for messaging, and Redis for high-performance caching solutions.-Managed and optimized MongoDB databases, integrating ElasticSearch to enhance search capabilities and data retrieval speed.-Applied a microservices architecture, improving system scalability and maintainability.Key Achievements:-Streamlined and automated financial processes, reducing errors and ensuring timely transaction processing.-Contributed to backend efficiency improvements, supporting a more scalable and maintainable system architecture.

Project: Subscription-based software for gym management.Key Responsibilities:-Developed the backend architecture using Node.js, Express, and Sequelize to support gym management software.-Managed SQL databases, ensuring efficient data storage and retrieval.-Assisted in frontend development with React, enhancing user interactions and experience.-Implemented core features, including client management, monthly billing, expense tracking, revenue monitoring, and an online store.Key Achievements:-Played a crucial role in building the project from scratch, contributing to its full lifecycle development.-Improved system performance, reliability, and scalability, enhancing user experience and business operations.