MABRUR KHAYITBOEV

Led backend development and system optimization initiatives, driving significant improvements in performance, scalability, and developer efficiency.

• Architected and implemented advanced caching mechanisms using Amazon ElastiCache for Redis, reducing API response times by 40% and significantly enhancing system scalability.
• Engineered robust CI/CD pipelines with AWS CloudFormation and Terraform, decreasing deployment times by 40% and eliminating 60% of manual errors.
• Optimized PostgreSQL database query performance, resulting in a 30-50% reduction in page load times across critical applications.
• Implemented Domain-Driven Design (DDD) principles, accelerating feature delivery by 30% and improving overall code quality by 25%.
• Developed an event-driven system for real-time user analytics, boosting personalized recommendations and user engagement by 20%.

Optimized data processing workflows and enhanced system reliability, contributing to significant resource efficiency and improved application stability.

• Implemented asynchronous processing techniques for CSV data tasks, limiting peak RAM usage to 2GB per worker and reducing overall system load by nearly 50%.
• Streamlined data import workflows, cutting average CSV upload and processing time from 10 minutes to 3 minutes.
• Automated Node.js testing frameworks with Jest and Mocha, increasing code coverage to 95% and significantly reducing production bugs.
• Integrated ELK Stack for comprehensive logging and monitoring, improving system reliability by 25% through expedited issue resolution.

Developed robust e-commerce backends and real-time data solutions, improving transaction handling, security, and user experience.

• Developed Node.js e-commerce backends, processing over 5,000 transactions daily, integrating major payment gateways, and boosting conversions by 25% while improving security by 40%.
• Established real-time data processing solutions with Kafka and Redis, enabling instant feedback and interactions for over 50,000 users across educational services.
• Constructed reusable React hooks across 3 projects, significantly enhancing code reusability and development efficiency.
• Optimized application performance through React lazy loading and code splitting, achieving a 20% improvement in load times.

Built efficient full-stack applications and automated backend processes, significantly improving performance, user satisfaction, and development velocity.

• Developed efficient full-stack applications using Node.js, Express.js, MongoDB, and React.js, improving performance by 35% and increasing user approval by 25%.
• Automated repetitive backend tasks, enhancing team efficiency by 40% and accelerating feature development speed by 30%.
• Implemented WebSocket for real-time interactions, boosting user engagement by 20% and improving data synchronization speed by 15%.

Volunteered expertise to mentor over 100 students in programming, delivered insightful speeches on Node.js, and organized live coding interviews to foster interactive learning.

• Mentored over 100 students in programming at one of Uzbekistan's biggest bootcamps, fostering skill development.
• Delivered insightful speeches on Node.js within Tashkent's GDG Community, sharing advanced technical knowledge.
• Organized live coding interviews on YouTube, engaging with volunteers to foster an interactive learning environment.

Developed an AI Tutor with personalized chat functionality, integrating OpenAI's API for advanced natural language processing to generate custom study materials and interactive learning sessions, significantly increasing user retention.

Engineered a Telegram bot for 1.5M active users, enabling instant discovery and sharing of trending audio clips, designed a robust PostgreSQL database, and implemented asynchronous programming for high concurrency.

Authored influential JavaScript articles, cultivating a dedicated online following with 5K active subscribers on a Telegram blog, 40K on Instagram, and 2K on YouTube, demonstrating expertise and thought leadership in software development.