Benjamin Tsai
Seattle,WA
Summary
Dynamic software engineer with over 5 years of experience in building, scaling, and refining innovative technology solutions across various business domains. Expertise includes both front-end and back-end technologies, demonstrating a strong ability to adapt quickly, tackle complex challenges, and deliver high-quality impactful results that prioritize performance, usability, and maintainability.
Committed to operational excellence and fostering team collaboration, with proficiency in JavaScript, HTML/CSS, Java, and cloud services to ensure seamless integration and optimal user satisfaction.
Overview
9
9
years of professional experience
Work History
Full Stack Engineer
Amazon Store
Bellevue, WA
10.2024 - Current
- Engineered a scalable simulation platform encompassing backend services, RESTful APIs, and web applications for over 20 transportation logistics models for trucks and parcels.
- Architected robust data systems and traffic controllers, ensuring high performance and reliability across platforms.
- Created and integrated AI-powered tools that streamlined the development workflow, facilitating seamless transitions from requirements to testing and code reviews for 7+ teams.
Front-end Engineer
AWS CloudWatch
Seattle, WA
03.2020 - 10.2024
- Engineered large-scale web applications utilizing TypeScript and React frameworks, serving 89% of AWS users.
- Engaged with 8+ cross-functional and product teams to ensure cohesive integration of user interfaces across platforms.
- Designed and implemented high-density live data viewing component, optimizing user experience and data visualization capabilities.
- Designed and implemented a robust feedback processing pipeline to enhance operational efficiency and improve customer satisfaction.
Back-end/Front-end Engineer
AWS DynamoDB
Seattle
06.2019 - 09.2019
- Designed and implemented a database instance management system to enhance cost efficiency by 5-10%.
- Designed and implemented a web application to enhance database management efficiency.
- Designed and implemented backend APIs to facilitate seamless operations between frontend interface and central database.
Front-end Engineer
Oath
Taipei, Taiwan
07.2017 - 08.2017
- Collaborated with a team of four to design and implement an innovative search service for Yahoo Mall utilizing React.js and TensorFlow's generative adversarial network.
- Created user-friendly canvas for sketching that assisted in generating realistic images that align with products in database.
- 2nd Place in Yahoo, Oath Summer Internship Contest.
- Collaborated in site-wide transition to React, optimizing front-end architecture for better scalability and maintainability.
Education
Master of Science - Computer Science
University of California, San Diego
La Jolla, CA12-2019
Bachelor of Science - Electrical Engineering
National Taiwan University
Taipei, Taiwan06-2018
Skills
- Frontend: Nodejs, Typescript, Reactjs
- Backend: Java, Python, RESTful APIs
- AWS tools: CloudWatch, S3, Lambda, CloudFront, ECS, Step Functions, SQS, Redshift, Dynamo, Bedrock, CodePipeline, CDK
- GenAI tools: Kiro, Strands, Claude
Timeline
Full Stack Engineer
Amazon Store
10.2024 - Current
Front-end Engineer
AWS CloudWatch
03.2020 - 10.2024
Back-end/Front-end Engineer
AWS DynamoDB
06.2019 - 09.2019
Front-end Engineer
Oath
07.2017 - 08.2017
Bachelor of Science - Electrical Engineering
National Taiwan University
Master of Science - Computer Science
University of California, San Diego