ahmadalshelleh

Designed and monitored web pages/sites for continuous improvements. Tested websites and performed troubleshooting prior to deployment. Built a Chrome extension that helps accountants get analysis from Amazon. Built a crawling and automation service using VBC language.

Optimized queries performance for both MySQL and MongoDB. Built an Email Builder System, automating email notifications based on user interactions using ReactJS, PHP Laravel, Redis Queue, AWS SES, and AWS SNS. Designed a new server infrastructure with load balancers, auto-scaling, and CI/CD pipelines. Design and Implemening new opportunites system for fast and easy brewing using nextjs for better SEO Built a counseling system with integrated payments using Next.js, PHP Laravel, and PayPal and GraphQL enabling seamless scheduling and transactions. Designed and implemented a serverless image processing service using AWS Lambda, Node.js, and Sharp for efficient resizing and AI-powered cropping. Developed new features using Laravel and GraphQL.

Developed and maintained services using PHP and Node.js with OOP principles. Worked on microservices architecture, RabbitMQ, ElasticSearch, Redis, MongoDB, and Neo4j. Optimized performance through code refactoring and query optimization. Managed security enhancements and found vulnerabilities. Designed and implemented a microservice architecture for a social network newsfeed, improving performance by 90%. Developed a B2B dashboard for a social media application, facilitating efficient content management and seamless communication with Node.js microservices through RabbitMQ. Implemented unit testing for all core functions, ensuring code reliability and maintainability.

Designed a Git workflow to streamline development and improve collaboration. Architected a scalable CRM system ensuring high performance and maintainability. Led a squad delivering key projects, aligning technical solutions with business goals. Acted as feature owner and team lead to ensure successful delivery of critical functionalities. Optimized backend performance with improved queries, caching, and API response times. Built a Node.js logging service with RabbitMQ, routing logs to Graylog/New Relic using the Strategy pattern for extensibility. Developed a government integration service for summons management using Laravel. Implemented webhooks for CRM integrations with Laravel, Node.js for seamless data synchronization. Designed an image processing workflow with AWS S3 and Lambda for automatic resizing and handling of uploaded images.

Developed and maintained scalable API services using Node.js. Built and optimized microservices in Django for various application components. Improved Node.js API performance and managed asynchronous processes. Managed API Gateway for secure and scalable API handling. Implemented robust data validation and error-handling mechanisms to enhance system reliability. Conducted performance tuning, reducing response times and improving resource utilization. Dockerized Django microservices for consistent deployment and scalability. Built a new feature for scheduling orders using Django and PostgreSQL, enabling efficient order management workflows. Designed and implemented a Suggestions Search Engine service using Node.js (TypeScript), Typesense, and Swagger for API documentation, supporting location search across the country.