Senior Full Stack Engineer

Led development of the Foodcare System, designing the React frontend and Laravel/Golang backend to manage large-scale health and nutrition data across 200+ organizations. Engineered a Social Media Feed platform with Angular, Node.js, and Firebase supporting live messaging, streaming, and post interactions that increased engagement by 38%. Built an AI Content Studio using Next.js, TypeScript, and OpenAI APIs that cut manual content creation time by 44% and tripled average daily content output. Architected a containerized video processing pipeline with Node.js, Docker, FFmpeg, and AWS CloudFront that reduced encoding time by 64% and cut infrastructure costs by 28%. Developed a real-time collaborative editor using GraphQL, Prisma, and Redis supporting over 250 concurrent users with sub-150ms sync latency. Built a live video broadcasting service using Angular and AWS CloudFront scaling to 5,000 viewers with under three-second start latency. Created a personalized recommendation engine in Python and PostgreSQL that boosted click-through rates by 88% and improved retention by 27%. Delivered unified authentication and authorization using NestJS and AWS Cognito, consolidating legacy flows and reducing access-related incidents by 67%. Automated media ingestion pipelines using AWS Lambda and SQS handling 12,000 assets/hour with near-zero queue delays. Established CI/CD pipelines with GitHub Actions and Kubernetes reducing deployment time by 80% and improving release reliability by 58%. Mentored junior developers in system design, React state management, and containerization best practices, improving sprint velocity by 21%.

Built and deployed a Voice AI Agent using FastAPI, Twilio, and VAPI automating customer service and cutting call center volume by 42%. Developed high-frequency trading APIs using Node.js, Go, and PostgreSQL with Redis caching that lowered average order latency by 35%. Designed a real-time Anomaly Detection Platform in Python with Kafka and scikit-learn that reduced false positives by 45% and halved investigation time. Delivered real-time analytics dashboards in React powered by FastAPI and Django backends, improving reporting speed by 40%. Architected gRPC-based microservice communication in Go reducing inter-service error rates by 40% and improving resilience across Kubernetes clusters. Built blockchain custody and reconciliation pipelines using Ethers.js, Docker, and HSM integrations automating 80% of manual reconciliation tasks. Refactored a monolithic backend into microservices using Kubernetes and Terraform enabling 20-minute deployments instead of hours. Created custom monitoring utilities in Go and C# that reduced incident detection time by 52% and increased system uptime to 92.7%. Collaborated with the data science team to deploy machine learning-driven fraud detection pipelines increasing anomaly capture accuracy by 36%.

Designed and audited ERC-721 and ERC-1155 smart contracts in Solidity using Hardhat and OpenZeppelin securing minting pipelines for 100K+ NFTs. Built a cross-chain NFT marketplace using React, Next.js, Node.js, and MongoDB reducing query latency from 1.2s to 160ms. Developed bridge relayers in Node.js linked to Solidity contracts increasing cross-chain transfer success from 87% to 90%. Created multi-platform client interfaces in React Native, Vue.js, and Laravel driving a 3.8× increase in active wallet users. Automated smart contract deployment and testing via GitHub Actions reducing minting gas costs by 30%. Built a real-time NFT analytics dashboard using Node.js and Redis delivering sub-second query response for large datasets. Developed a headless CMS architecture with Next.js and incremental static regeneration cutting content delivery time from hours to 30 minutes. Built custom Shopify and WooCommerce integrations with Laravel improving conversions by 18% and reducing cart abandonment by 20%. Introduced automated testing with Cypress and Jest reducing post-release bugs by 35% and stabilizing production deployments.

Built an Inventory Management System in Java/Spring Boot with PostgreSQL that processed 50K+ SKUs and reduced inventory lookup time by 77%. Developed an Order Orchestration Platform in C# and .NET with RabbitMQ improving daily fulfillment capacity by 57% and reducing processing time by 38%. Created a Telemetry Ingestion System using MQTT, Kafka, and Java consumers streaming 180K messages/minute and cutting latency by 40%. Designed real-time operational dashboards with Angular and React improving downtime detection efficiency by 3×. Implemented REST and GraphQL APIs across Spring Boot, ASP.NET, and Node.js enabling SOC2-compliant data integrations. Built ETL pipelines in Python and Node.js with AWS Lambda and SQS reducing data latency by 80% and enabling near real-time analytics. Integrated edge devices with cloud microservices improving message reliability to 90.8% in production environments. Migrated legacy databases to PostgreSQL with optimized indexing improving query performance 4.5× and reducing cost by 22%. Established Jenkins CI/CD pipelines increasing code coverage by 32% and halving regression defects.