• Algorithm Optimization: Designed and implemented advanced advertising optimization algorithms using Meta and Google APIs, leading to a 25% increase in campaign performance. Proficient in working with TypeScript, Node.js, PHP, Express, Hono, MongoDB, and PostgreSQL, demonstrating expertise in both server-side and database technologies. • AI Integration: Spearheaded the integration of OpenAI and Azure AI services, improving system intelligence by 40% and automating key processes, boosting operational efficiency. • Infrastructure Optimization: Played a key role in migrating infrastructure to AWS and implemented serverless solutions such as Kafka, Queue, Redis, and Vector DB, resulting in a 30% reduction in costs and enhanced scalability. • Agile Collaboration: Worked in a Scrum environment, coordinating with product managers and developers to define project requirements, ensuring 95% on-time delivery of initiatives. • Quality Assurance: Led testing and debugging efforts, achieving a 99.9% system uptime and significantly reducing post-release bug reports.

• API Development: Developed RESTful APIs, improving system communication and front-end integration, leading to a 15% decrease in response times. • Backend Engineering: Led the end-to-end development of backend applications using TypeScript, NestJS, NodeJS, MongoDB, Java Spring Boot, and Redis. • Database Optimization: Improved MongoDB performance, reducing query execution times by 20% through strategic optimizations. • Cloud Platform Adaptability: Demonstrated versatility with AWS, Google Cloud, and Microsoft Azure, adapting quickly to dynamic project requirements. • Message Broker Integration: Optimized inter-service communication with RabbitMQ, improving data exchange reliability and reducing message delays by 30%. • Payment Gateway Integration: Successfully integrated PayPal, Stripe, and Wise, enhancing the platform’s payment processing capabilities and increasing payment success rates by 25%.

• Full-Stack Development: Played a pivotal role in both back-end and front-end development across multiple projects, including e-commerce, SaaS, and marketplace initiatives. • Tech Stack Mastery: Leveraged technologies like PHP, JavaScript, Node.js, Redis, Vue.js, HTML, and CSS to deliver performance-optimized applications. • Real-time Features: Managed web and mobile notifications via Firebase, enhancing real-time user experience with a 15% increase in user engagement. • Database Management: Efficiently handled data storage and retrieval using PostgreSQL and MariaDB, maintaining 99% data integrity and improving query times. • System Responsiveness: Integrated Redis for real-time features, reducing data latency by 20%.

• Client-Centric Solutions: Delivered customized solutions for clients using PHP, Node.js, JavaScript, HTML, and CSS. • Platform Expertise: Developed websites and e-commerce platforms using WordPress and OpenCart, contributing to increased client satisfaction by providing tailored services.

• E-commerce Development: Developed corporate and e-commerce web applications using PHP, JavaScript, HTML, CSS, and jQuery. • CMS Integration: Integrated popular CMS platforms like WordPress and OpenCart, reducing development time by 20% and enhancing customer delivery. • Client Collaboration: Worked closely with clients to analyze requirements, achieving 100% on-time delivery of projects and boosting customer satisfaction.

• Foundation in Development: Gained expertise in technologies such as JavaScript, HTML, CSS, and jQuery, contributing to client projects like corporate websites and e-commerce platforms. • Continuous Learning: Emphasized personal growth, staying updated on the latest trends and technologies to deliver competitive solutions.