Kevin Zhao

Senior Software Engineer

Capsule

Jun 2021 - Jul 2025 (4 years 2 months)

Led the development of a HIPAA-compliant telemedicine platform with AI-powered triage, • reducing patient intake time by 40%. Designed real-time, event-driven features across multiple services using Node.js/Express and Java/Spring Boot to improve responsiveness and maintain separation of concerns. Implemented code splitting and lazy loading in React, Next.js, and TypeScript, ensuring quick initial loading of core features. Designed and implemented an AI-powered chatbot using Python and FastAPI, leveraging GPT models to assist with patient triage and support within the telemedicine platform. Implemented the payment service by integrating third-party providers such as Stripe and PayPal to securely process transactions.

Q

Senior Full Stack Engineer

Qapital

Sep 2018 - May 2021 (2 years 9 months)

Led development of a scalable property listing platform with React, Next.js, and C#/.NET, • enabling 30% less manual effort and faster time-to-market for new listings. Architected a microservices-based backend with RabbitMQ/Kafka for event-driven architecture, Redis for caching, and sharded databases (MongoDB, PostgreSQL) for scalability. Automated CI/CD pipelines with GitHub Actions and Jenkins, improving testing and deployment workflows. Built and deployed scalable backend microservices on AWS, utilizing EC2, S3, Lambda, and API Gateway for efficient API management.

Full Stack Developer

Ciklum

Apr 2016 - Sep 2018 (2 years 6 months)

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Software Developer

Microsoft

Jul 2013 - Mar 2016 (2 years 9 months)

Built core features for Soldsie's social commerce platform enabling retailers to sell directly via • Facebook and Instagram comments, streamlining inventory operations and boosting conversion rates. Designed and implemented React and TypeScript interfaces for managing product listings, stock levels, and customer waitlists. Used MySQL for transactional data and Redis for low-latency access to popular SKUs and real time stock updates.

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