Experienced frontend and full-stack engineer with 6+ years building and refining production web applications in React, with strong component architecture, responsive UI/UX, and a focus on cleaning up, refactoring, and improving existing codebases rather than only building from scratch. Comfortable across the full stack (Node.js, Python, REST/GraphQL APIs) and fluent with AI-assisted development tools for fast, careful iteration. In recent roles, Lucas has owned end-to-end high-volume workflow platforms and designed production systems ranging from event-driven microservices to AI agent automation. He emphasizes incremental delivery, strong code review practices, and long-term ownership to continuously improve reliability, performance, and maintainability.

Lucas Cheng

Experienced frontend and full-stack engineer with 6+ years building and refining production web applications in React, with strong component architecture, responsive UI/UX, and a focus on cleaning up, refactoring, and improving existing codebases rather than only building from scratch. Comfortable across the full stack (Node.js, Python, REST/GraphQL APIs) and fluent with AI-assisted development tools for fast, careful iteration. In recent roles, Lucas has owned end-to-end high-volume workflow platforms and designed production systems ranging from event-driven microservices to AI agent automation. He emphasizes incremental delivery, strong code review practices, and long-term ownership to continuously improve reliability, performance, and maintainability.

Available to hire

Experienced frontend and full-stack engineer with 6+ years building and refining production web applications in React, with strong component architecture, responsive UI/UX, and a focus on cleaning up, refactoring, and improving existing codebases rather than only building from scratch. Comfortable across the full stack (Node.js, Python, REST/GraphQL APIs) and fluent with AI-assisted development tools for fast, careful iteration.

In recent roles, Lucas has owned end-to-end high-volume workflow platforms and designed production systems ranging from event-driven microservices to AI agent automation. He emphasizes incremental delivery, strong code review practices, and long-term ownership to continuously improve reliability, performance, and maintainability.

See more

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Beginner
See more

Language

English
Advanced

Work Experience

AI Engineer at Oceanlink
January 1, 2026 - Present
Designed and built a unified enterprise AI agent that automates business workflows, including financial guidance analysis, using Model Context Protocol (MCP) servers and tool integrations.
Software Engineer at 360insights
March 1, 2023 - Present
Owned the Consumer Rebate Platform end to end as Lead and Subject Matter Expert, from architecture through implementation, rollout, and long-term maintenance of high-volume claims validation and fulfillment workflows. Adopted AI-assisted software development across the team by building agent harnesses and loop-engineering workflows for AI coworking, and applying LLM-as-a-judge evaluation to increase the efficiency of code review.
Software Engineer at Ada
August 1, 2021 - February 28, 2023
Designed and deployed event-driven microservices in Python, improving availability and fault tolerance for a production AI support platform.
Full Stack Developer at Humber River Hospital
June 1, 2020 - August 31, 2021
Created shared React and React Native component libraries with a reusable, modular architecture, reducing maintenance overhead and accelerating feature delivery. Built REST APIs in Python (Flask) on AWS and a real-time communication platform using WebSockets and push notifications for patient-provider workflows.
Full Stack Developer at Arima
September 1, 2019 - May 31, 2020
Delivered full-stack features across React, Node.js, and Python for an AI platform, reducing turnaround from one week to near real-time. Optimized SQL and API performance from minutes to milliseconds.

Education

M.Sc. Physical Therapy at Queen's University
January 11, 2030 - August 5, 2026

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Healthcare, Financial Services, Professional Services, Computers & Electronics