Open to opportunities

Frank Chang

@frankchang1

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Senior Software Engineer specializing in full-stack development and AI/ML.

United States

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What I'm looking for

I am seeking a role that fosters innovation, collaboration, and growth, where I can leverage my skills in full-stack development and AI/ML to create impactful solutions.

I am a Senior Software Engineer with over 12 years of experience in designing and delivering scalable, secure, and cloud-native platforms, particularly in the healthcare and e-commerce sectors. My expertise lies in full-stack development, utilizing technologies such as React, Next.js, TypeScript, Node.js, and Python. I have a proven track record of building real-time claims systems and AI-powered care automation, which have significantly improved operational efficiency and user experience.

Throughout my career, I have led high-impact projects at Oscar Health, where I drove the development of HIPAA-compliant applications and implemented DevOps automation to enhance system performance. My technical leadership extends to mentoring junior developers and defining standards in full-stack architecture and observability tooling. I am passionate about leveraging technology to create innovative solutions that support clinical insights and operational intelligence.

Experience

Work history, roles, and key accomplishments

Senior Software Engineer

Oscar Health

Jan 2019 - Present (6 years 5 months)

Led full-stack development of cloud-based healthcare applications using React, Next.js, TypeScript, and GraphQL, delivering seamless user experiences. Engineered AI-powered features with Python and Django, including automated claim adjudication and fraud detection.

React Next.js TypeScript GraphQL NestJS D3.Js Chart.Js React Vis Python Django Kafka Redis AWS EKS Lambda RDS SQS S3 GitHub Actions Terraform

Senior Software Engineer

Included Health

Oct 2016 - Present (8 years 8 months)

Designed and implemented backend microservices to support core virtual care workflows, including appointment scheduling and patient engagement. Built scalable services in Python using Flask and FastAPI, integrating securely with EHR systems via FHIR and HL7 APIs.

Python Flask fastAPI PostgreSQL Redis Celery FHIR HL7 Prometheus Grafana Unit Testing Integration Testing

Full Stack Engineer

Shopify

Jun 2013 - Present (12 years)

Developed and maintained scalable backend systems using PHP and Laravel, powering storefront APIs and global order processing pipelines. Led the refactoring of legacy monoliths into modular Laravel-based microservices, enhancing code maintainability.

PHP Laravel RESTful APIs Vue.Js Laravel Queues Redis GitHub Actions Terraform CI CD

Education

Degrees, certifications, and relevant coursework

University of Texas at Austin

Bachelor’s Degree in Computer, Computer Science

Completed a Bachelor's Degree in Computer Science, focusing on foundational principles and advanced topics. Gained expertise in various programming languages and software development methodologies.