Usman

Lead a team of 5 engineers in the design and implementation of an Infrastructure as a Service (IaaS) platform.

Migrated the project's AWS Lambda infrastructure to Infrastructure as Code (IaC) using the AWS Cloud Development Kit (CDK), achieving a 90% reduction in deployment and update times.

Developed a high-performance crypto data scraper, reducing data latency by over 97% (from 37s to 1s) to enable real-time market analysis.

Built a real-time data analyst agent chatbot (Vercel AI SDK, Google Gemini API) with specialized agents for query, evaluation, summarization, and response generation, cutting token consumption by 90% and delivering immediate marketing insights and significantly improving cost-efficiency.

Architected a high-volume notification service using AWS SNS to achieve a daily capacity of 50,000 emails and 10,000 SMS.

Implemented a resilient delivery system with retry mechanisms using AWS SQS and automated email bounce handling via PostgreSQL triggers to maximize message reliability.

Set up an automated testing pipeline with 100% code coverage for user onboarding flows using Puppeteer and Jest

Worked on automating the company's hiring pipeline, significantly increasing response rates to applications.

Developed end-to-end CI/CD pipelines with GitHub Actions to automatically build, test, and deploy containerized applications (Docker, Docker Compose) across multiple environments.

Built and managed GraphQL APIs on Hasura Cloud, leveraging dynamic queries, role-based access control, and Postgres relationships to deliver low-latency, real-time data access for client applications.