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TOyefule/README.md

Hi 🙋🏾‍♂️ I'm Tolani 👨🏾‍💻

Software Engineer | Healthcare Data & Cloud | Philadelphia, PA

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Software Engineer with 7+ years building secure, scalable systems in healthcare and regulated environments. I specialize in backend development, data engineering, and cloud infrastructure (AWS & Azure), with a strong focus on interoperable systems using REST APIs and FHIR standards. I’ve led production support and modernization efforts across EMR-integrated systems, billing workflows, and clinical operations.

Recent work: HIPAA-aligned data lake architecture, FHIR → Azure → Databricks billing pipelines, clinician portal redesign, and EMR interoperability projects.

About Me

  • Currently consulting as a Data Engineer designing HIPAA-compliant data platforms and billing analytics for healthcare organizations.
  • Hands-on experience with EMR ecosystems (Epic, Cerner), FHIR (HAPI-FHIR), and REST-based integration services.
  • Strong background leading IT teams, production support, and technical documentation in live clinical environments.
  • Open to collaborations on healthcare data platforms, interoperable APIs, and AI/LLM-powered tools for clinicians and operations.

Core Technologies

  • Languages: Java, JavaScript, TypeScript, SQL, Python, Bash
  • Backend: Node.js, SpringBoot, REST APIs, Microservices, Maven, Thymeleaf, HAPI-FHIR
  • Frontend: HTML, CSS, Bootstrap, Electron
  • Cloud & Data: AWS (EC2, RDS, S3, Lambda, Redshift), Azure, Databricks, ETL Pipelines, Data Modeling
  • Security & Compliance: HIPAA-aligned system design, secure application development in regulated environments
  • Tooling & Ops: Git, CI/CD pipelines, Microsoft 365

Selected Highlights

  • Built FHIR-driven billing data pipelines (FHIR → Azure → Databricks) to unlock claims analytics and reporting.
  • Redesigned a clinician portal using modern web technologies, improving performance and usability for providers.
  • Implemented FHIR interoperability (HAPI-FHIR) and EMR integrations for tablet-based clinical applications.
  • Led teams of up to 45 consultants on large-scale Epic & Cerner implementations in live production environments.

Education & Certifications

  • B.S., Telecommunications – Pennsylvania State University
  • Montgomery College: Data Analytics, Cyber & Computer Forensics, Advanced Data Analytics
  • Certifications: Google AI Essentials (2025), AWS Cloud Practitioner (prep completed), Webpack for React Applications, Agile Instructional Design

Pinned Loading

  1. brand brand Public

    Tolani Oyefule Website

    CSS 1

  2. TOyefule TOyefule Public

    Public README.md

    1

  3. SafeMeadowDev SafeMeadowDev Public

    Development Branxh for Safe Meadow

    HTML 1 1

  4. Supabase Supabase Public

    Forked from supabase/supabase

    The open source Firebase alternative. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

    TypeScript 1

  5. Country, Country Code, Currency code... Country, Country Code, Currency code mapping in CSV format Taken from https://gist.github.com/304261 Contains 249 countries.
    1 
    Country,CountryCode,Currency,Code
    2 
    New Zealand,NZ,New Zealand Dollars,NZD
    3 
    Cook Islands,CK,New Zealand Dollars,NZD
    4 
    Niue,NU,New Zealand Dollars,NZD
    5 
    Pitcairn,PN,New Zealand Dollars,NZD
  6. 10-days-of-git-and-github 10-days-of-git-and-github Public

    Forked from Asabeneh/10-days-of-git-and-github

    Some video lessons on YouTube: This videos may help too: https://www.youtube.com/channel/UC7PNRuno1rzYPb1xLa4yktw

    HTML