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weiwei-tsao/README.md

Hi there, I'm Weiwei Cao πŸ‘‹

πŸš€ Software Engineer | Cloud-Native Enthusiast | Full-Stack Developer
I'm passionate about building scalable, high-performance applications and optimizing cloud-native solutions. Currently seeking new opportunities in software engineering and product development.

πŸ”§ Technologies & Tools

  • Languages: TypeScript, JavaScript, Python, C#, HTML, CSS
  • Backend: Node.js, ASP.NET, Django, GraphQL (Apollo Server), Serverless
  • Frontend: React, Redux, Material UI, React Router
  • Cloud & DevOps: AWS (Lambda, S3, DynamoDB, API Gateway, SQS, OpenSearch), CI/CD (CircleCI, AWS CloudFront, Bitbucket)
  • Databases: SQL Server, PostgreSQL, MongoDB
  • Tools: Jest, Docker, Kafka, GitHub Actions

πŸ“Š Recent Achievements & Contributions

  • Delivered 10+ production-ready features for healthcare applications, impacting over 400,000 patients.
  • Designed an automated data integration pipeline, improving validation accuracy by 4% and supporting 22 clinics.
  • Enhanced healthcare analytics by building systems that track 47+ key indicators, improving reporting accuracy by 33%.
  • Reduced deployment time by 50% with optimized CI/CD pipelines on AWS and CircleCI.

πŸ“ Recent Learning Notes

πŸš€ Recent Projects

  • US Visa Scheduler - Engineered an automated bot for continuous monitoring and rescheduling of appointments, featuring stealth mode execution, smart ban detection logic, and multi-channel notifications (SendGrid/Telegram).
  • SafeBites - Architected an AI-powered toddler food safety platform using Gemini 1.5 Flash and Cloudflare Workers to analyze food labels for choking hazards and allergens in real-time.
  • CareBy (Home Care Platform) - Developed a multi-role service matching market connecting elderly clients with caregivers (PSWs/Nurses), featuring complex role management for Customers, Providers, and Admins.
  • AmEx Welcome Bonus Monitor - Built a sophisticated scraping tool to track high-value credit card offers, implementing smart scheduling, anti-detection measures (undetected-chromedriver), and real-time Telegram alerts.
  • Smart Contract Event Indexer - Designed a high-performance blockchain indexer that captures and stores smart contract events in PostgreSQL, enabling instant querying via GraphQL/REST APIs.

πŸ“« Contact Me

LinkedIn
Email


⭐️ Inspired by Awesome GitHub Profiles

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  1. weiwei-tsao weiwei-tsao Public

    Config files for my GitHub profile.

  2. Smart-Contract-Event-Indexer Smart-Contract-Event-Indexer Public

    High-performance blockchain event indexer built with Go microservices. Features real-time smart contract monitoring, GraphQL/REST APIs, PostgreSQL with JSONB, Redis caching, and chain reorganizatio…

    Go

  3. us_visa_scheduler us_visa_scheduler Public

    US VISA (ais.usvisa-info.com) appointment re-scheduler - Toronto adaptation

    Python

  4. virtualbox-non-cmra-verifier virtualbox-non-cmra-verifier Public

    Go