Great on Count Subarrays with Sum Equal to K, Difficulty Easy
Great on Client-Side Authentication Failure Investigation, Difficulty Medium
Great on Discuss the Advantages of Context API vs. Redux in React, Difficulty Hard
Great on Reverse Digits of a 32-bit Integer, Difficulty Easy
Great on Word Search in Grid, Difficulty Medium
Great on Validate Parentheses in a String, Difficulty Hard
Built and maintained 15+ full-stack web applications for clients in e-commerce, real estate, and content platforms using Django/React stacks, delivering responsive UIs and robust backends.
Designed and implemented scalable RESTful APIs and GraphQL endpoints, integrating secure authentication (JWT/OAuth) and third-party services for seamless functionality.
Deployed applications on AWS with Docker containers and CI/CD pipelines (GitHub Actions), improving deployment efficiency and reducing downtime for high-traffic sites.
Optimized performance through code refactoring, database indexing, and caching (Redis), achieving faster load times and better scalability.
Boosted development velocity by 40% by integrating AI coding assistants (Claude/Cursor) and developing custom LLM-based internal tools for automated code documentation and unit test generation.
Created comprehensive API documentation (Swagger) and collaborated with clients in Agile workflows to iterate on features and meet deadlines.
Developed a specialized search microservice using FastAPI and pgvector to enable semantic (meaning-based) product discovery. Integrated OpenAI Embeddings to transform text queries into vector representations, improving search relevance over traditional keyword matching. Built a lightweight Next.js interface to demonstrate real-time search results with under 200ms latency.
Architected a Django application that utilizes LangChain to analyze Python tracebacks and provide context-aware debugging suggestions. Implemented a history-tracking feature using PostgreSQL to allow users to review and search through previous technical resolutions. Designed a clean, responsive UI for code-diff visualizations using Tailwind CSS.
Engineered a live data streaming service using Django Channels (WebSockets) to broadcast system health metrics to the frontend. Utilized Redis as a message broker and temporary data store to ensure zero-latency data synchronization across multiple clients. Visualized high-frequency data using Next.js and Chart.js, ensuring smooth 60FPS UI updates.

Mahmoud S. is associate Level Developer