Skip to content
View hanahub's full-sized avatar
🏠
Working steadily
🏠
Working steadily

Block or report hanahub

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don't include any personal information such as legal names or email addresses. Markdown supported. This note will be visible to only you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
hanahub/README.md

GitHub Streak

hanahub's Github chart

Hi, I'm Austin πŸ‘‹

Senior Software Engineer | GenAI/ML/Data Engineer | System Architect

πŸš€ 12+ years of experience designing scalable systems, building AI-powered solutions, and leading engineering teams. I specialize in Generative AI, ML, cloud engineering, and full stack development, with a strong focus on building secure, production-ready platforms across healthcare, fintech, and enterprise domains.

β˜• Support my work

If my projects, guides, or open-source work helped you, consider buying me a coffee β€” it keeps the lights on and helps me build more useful tools and content.

Sponsor on GitHub
Buy Me A Coffee

πŸ”§ Core Skills

  • Languages & Frameworks: JavaScript (ES6/7), TypeScript, Python, Java, C#, Rust, PHP, Ruby on Rails, .NET
  • AI/ML & GenAI: OpenAI, Anthropic Claude, LLaMA, BERT, Hugging Face, Transformers, LangChain, RAG, Vector DBs
  • Frontend: React, Redux, Angular, Vue, Material UI, Bootstrap
  • Backend & APIs: Node.js, Django, REST, GraphQL, Microservices, Serverless Architectures
  • Cloud & Infra: AWS, GCP, Azure, Docker, Kubernetes, Terraform
  • Databases: PostgreSQL, MongoDB, DynamoDB, Elasticsearch
  • DevOps & QA: Jenkins, GitHub Actions, Jest, Cypress, Selenium, TDD

πŸ’Ό Professional Experience

πŸ”Ή Senior Software Engineer, GenAI Architect – Circle Medical (2024–2025)

  • Designed and deployed HIPAA-compliant GenAI voice agents for patient triage.
  • Built RAG pipelines with LangChain + OpenAI, integrating semantic search with Pinecone/FAISS.
  • Architected event-driven microservices with AWS Lambda & API Gateway for real-time NLP and audio streaming.
  • Mentored engineers on Python, serverless, and LLM integration.

πŸ”Ή Senior Full Stack Engineer, GenAI Lead – PayPal (2022–2023)

  • Integrated GenAI (OpenAI, Claude) into internal support systems for automation & summarization.
  • Built microservices with AWS Lambda + DynamoDB, cutting cloud costs by 15%.
  • Refactored legacy apps into TypeScript and modernized frontends with React/Angular.
  • Championed RAG architectures, improving search & support workflows.

πŸ”Ή Full Stack Developer – Synopsys (2020–2021)

  • Built SaaS tools with FastAPI, Node.js, and Azure.
  • Integrated GraphQL & Elasticsearch for faster data exploration.
  • Developed ML-enhanced document workflows and API security improvements.

πŸ”Ή Full Stack Developer – adMixt (2016–2020)

  • Built Fraud Fighter and Social Auto Poster tools (Python, Node.js, AWS).
  • Migrated frontend to React, improving performance & scalability.
  • Designed ML-powered campaign optimization tools.

πŸ”Ή Full Stack Developer – ReynSpooner (2013–2016)

  • Developed an e-commerce platform with Node.js, React, and Python/Django.
  • Built payment APIs with PCI compliance and improved personalization features.
  • Reduced load times by 15% through frontend optimization.

πŸŽ“ Education

University of Southern California
B.S. in Computer Science (2009–2013)

πŸ“« Connect with Me

πŸ’Ό LinkedIn
πŸ’» GitHub
πŸ“§ auleedev@gmail.com

⭐️ Always open to collaborating on Full-stack, GenAI, ML, and cloud-native projects!

Pinned Loading

  1. foxyway.meeter foxyway.meeter Public

    JavaScript

  2. haa-api-rails haa-api-rails Public

    Ruby 1

  3. MasterUI-angular MasterUI-angular Public

    MasterUI AngularJS is free AngularJS admin template based on Bootstrap 4

    HTML

  4. Dappos Dappos Public

    Forked from Dappos/Dappos

    Ethereum based Dapp POS register

    JavaScript

  5. hanaleads hanaleads Public

    JavaScript

  6. oscar-qa-game oscar-qa-game Public

    JavaScript