M

Michael Walker

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Islamabad, Pakistan

Timeline

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Résumé

Jobs verified_user 0% verified
  • Oracle Health
    Senior Software Engineer
    Oracle Health
    Jul 2023 - Current (3 years)
    • Architected and developed full-stack applications using FastAPI on the backend and React (TypeScript) on the frontend to support critical healthcare workflows. • Built microservices using Python 3.11+, leveraging asyncio, Pydantic v2, and FastAPI dependency injection to enhance modularity and performance. • Designed React SPAs using Hooks, Context API, and Redux Toolkit to manage complex UI states in a scalable and testable manner. • Integrated frontend components with REST APIs using Axios and React Query, improving data synchronization and caching. • Led Kubernetes-based deployments to AWS EKS, managing Helm charts, auto-scaling, and resource optimization for 10+ microservices. • Built reusable UI components in React and standardi
  • IQVIA
    Senior Software Engineer|
    IQVIA
    Jan 2018 - Jun 2023 (5 years 6 months)
    • Developed enterprise-grade applications with a Python backend (Flask → FastAPI) and a React/Redux frontend, serving pharmaceutical data pipelines and dashboards. • Designed modular Python microservices using FastAPI, enabling faster API response times and simplified dependency management. • Built React UI systems with Redux, Hooks, and TypeScript, managing asynchronous data flow from external APIs. • Created real-time analytics dashboards using React, D3.js, and WebSockets, driven by FastAPI streaming endpoints. • Integrated backend APIs with PostgreSQL databases, leveraging SQLAlchemy, Alembic, and optimized indexes for performance. • Managed scalable deployments via Docker + Kubernetes, with infrastructure provisioned through Terr
  • Humana
    Software Engineer
    Humana
    May 2015 - Dec 2017 (2 years 8 months)
    • Developed insurance claims and analytics systems using Python (Flask) for backend APIs and React for dynamic frontends. • Created internal portals using React + Redux and consumed REST APIs secured with JWT authentication. • Implemented backend services in Python to calculate healthcare premiums, co-pays, and benefits using dynamic rule engines. • Migrated monolithic PHP systems to modern Python + React micro frontends and services. • Designed PostgreSQL schemas and developed data ETL tools in Python for loading claims and policy data securely. • Built Python API services for eligibility checks and claims adjudication, deployed in on-prem Docker clusters. • Introduced unit testing and API test coverage using Pytest for backend and
Education verified_user 0% verified
  • Texas State University
    Master of Science (M.S.)
    Texas State University
    Jun 2013 - Apr 2015 (1 year 11 months)
  • Texas State University
    Bachelor of Science (B.S.)
    Texas State University
    Sep 2009 - May 2013 (3 years 9 months)