Jeffrey Lee

Software Engineer with 5+ years of experience building large-scale, distributed systems serving millions of users. Proficient in Go and Python, with deep expertise in AWS services and event-driven architectures. Proven track record delivering production-ready solutions in fast-paced environments, with strengths in system design, performance optimization, and cross-team collaboration.

Software Engineer - Axon Enterprise - Seattle, WA

(2026-03)

• Led greenfield product initiatives using Golang and TypeScript, architecting production-ready proof-of-concept solutions to validate customer workflows, uncover new business opportunities, and influence product roadmap.
• Owned the end-to-end redesign of a customer-facing streaming platform using AWS and RTSP to overcome hardware constraints affecting enterprise customer demonstrations, improving platform reliability and enabling seamless enterprise customer demonstrations.
• Developed and operated backend services in Golang for Axon's mission-critical evidence management platform, supporting secure and reliable digital evidence workflows across a cloud platform serving over 1 million users at 4,100 public safety agencies.

Software Engineer III - Fetch Rewards - Seattle, WA

(2021-09 - 2025-08)

• Built backend services from the ground up with Golang and Python to integrate OCR and LLM models for a platform serving over 13 million monthly active users, replacing the legacy receipt recognition system and delivering over $6M annual cost savings.
• Led the end-to-end lifecycle of new microservices, partnering with frontend and data quality teams to ensure seamless integration and accuracy, reducing data correction time by 40%.
• Implemented SNS and SQS to build an event-driven architecture that triggers Lambda-based workflows for automated model experiments.
• Spearheaded the adoption of AWS services S3 Express One Zone by evaluating pros and cons, conducting thorough investigations, and driving innovation through well-informed experimentation.

Software Engineer - Quanta Computer - Seattle, WA

(2020-09 - 2021-09)

• Led a team of 5 engineers and QA specialists in deploying automation systems, ensuring scalable and high-quality production environments.
• Designed and implemented Python automation scripts and custom monitoring dashboards to support IoT devices, reducing manual errors by 30% and increasing throughput by 25% within six months.

Software Engineer Intern - Relaymile - San Francisco, CA

(2021-02 - 2021-04)

• Developed Python/Flask backend services to optimize truck route planning, improving load management and operational efficiency for drivers.
• Integrated automated unit testing frameworks into the CI/CD pipeline, achieving 85%+ test coverage and reducing release cycle bottlenecks.

Software Engineer Intern - I/O Controls Corporation - Los Angeles, CA

(2020-05 - 2020-06)

• Collaborated with the software team to design and implement notification services for 2,000+ users in the LA area using Node.js.
• Integrated REST API endpoints to facilitate secure real-time data exchange between embedded controllers and server applications.

Master of Science - Mechanical Engineering - University of Washington (2020)

Bachelor of Science - Mechanical Engineering - National Chiao Tung University (NCTU) (2015)