LIN CHEN

PASSIONATELY DRIVEN

Full Stack Developer with a Passion for Product Development & UX Excellence
Profile

Lin Chen

No Visa Sponsorship Needed

Full Stack Developer with 5+ years of experience in web and cloud solutions. Specializing in AWS and Next.js, I focus on building scalable products while delivering high-quality solutions.

PROFESSION:

Full Stack Developer

EDUCATION:

University of Maryland, College Park

MAJOR:

CS & Family Science

CERTIFICATIONS:

Scrum Master Certified professional | Agile

AWS Certified AI Practitioner

AWS Certified Cloud Practitioner

AWS Certified Solutions Architect - Associate

AWS Certified Developer - Associate

FRONT-END SKILLS

React, Next.js, TypeScript, Javascript, TailwindCSS, NPM, NodeJS, Pusher, Websocket, LitElement, State Management, Kafka, Git

DATAOPS/DEVOPS

CI/CD Pipeline, Git & Git Hooks, GitHub Actions, AWS CodeCommit, AWS CodePipeline, Testing, Jenkins, Cost Optimization, DNS, Container, IAM, AWS CLI, CloudFormation, Alerting, NGINX

DATA ENGINEERING

ETL, Data Pipeline, AWS Glue, AWS Step Functions, Workflow Orchestration, AWS Textract, Python, Flask, FastAPI, REST API, NoSQL, MySQL, SQL

DB & STORAGE

AWS RDS, Aurora, MySQL, PostgreSQL, Redshift, DynamoDB, S3, Redis, Database Design, Data Backup, Storage Optimization

CLOUD & INFRASTRUCTURE

AWS Lambda, ECS, ECR, EC2, Serverless, API Gateway, Athena, SQS, SNS, Kafka, EFS

EXPERIENCE

Senior Software Engineer

Origin

February 2025 - Present

  • Spearheaded the effort to utilize batch processing on AI servers that resulted in 41% reference speed improvement, 52% CPU usage reduction and 63% cost reduction.
  • Designed and implemented testing systems that evaluate and monitor AI servers performance at each step.

Lead Software Engineer Web & Cloud

Origin

October 2022 - February 2025

  • Drove user research initiatives to align internal tooling with researcher needs, ensuring system design was grounded in real-world workflows and boosting team satisfaction.
  • Architected a scalable cloud-based system for secure field data storage, later adopted as the standard across research teams to streamline data access and analysis workflows.
  • Led the design of a cloud-native analytics platform on AWS with MATLAB integration, reducing data parsing time by 95% and establishing a unified system for field data management.
  • Designed a cloud backup system and workflow to migrate offline research data, improving reliability and reducing risk of local failures.
  • Established robust Dev and Prod environments and Jenkins pipelines to automate deployment workflows , reducing manual intervention and post-deployment issues.
  • Spearheaded testing infrastructure upgrade by integrating Jest into a Next.js application, laying the groundwork for CI automation and reducing QA cycles
  • Introduced Git Hooks across departments to automate linting and formatting , reducing manual code review overhead and improving CI pass rates.

Software Engineer

Origin

February 2021 - October 2022

  • Built and refined UI features for an indoor tracking beta app using Python and Kivy, including interactive pin-drop and control panel tools; redesigned core components to enhance usability and navigation flow.
  • Led UI/UX design for the subscription service in Hex, optimizing user experience for commercial markets in the US and Japan through localized flows and streamlined onboarding.
  • Managed cross-border app development with the Vietnam team, implementing agile workflows that improved delivery speed and product reliability.
  • Developed an MQTT-based motion data pipeline that automated ground-truth collection and improved field accuracy by removing manual input.
  • Collaborated with the Product Manager to craft a compelling product demo, accelerating partner engagement efforts for the business development team.

Associate Software Engineer

EAB

August 2019 - September 2020

  • Contributed to and optimized shared Polymer components used across all company products, enhancing maintainability and performance consistency.
  • Built automated accessibility test suites with Cypress and Pa11y, improving WCAG compliance and reducing manual QA overhead.
  • Built a centralized Storybook system documenting reusable components, improving UI consistency and development velocity across projects.

Automation Framework Intern

Hughes

June 2018 - December 2018

  • Contributed to the design and implementation of a scalable automated testing framework with the team, reducing simulation test time from 40 hours to 30 minutes.
  • Supported the integration of a test suite manager into the new testing framework, enhancing team-wide test organization and automation coverage.

PROJECTS

Property Management System

Property Management System for mom and pop rental business

2024

  • beta version
  • Researched landlord pain points and designed a full-stack platform to streamline property and tenant management workflows.
  • Designed and architected a utility cost allocation system leveraging AWS Textract, Lambda, and RDS, enabling automated extraction and fair monthly distribution of utility charges.
  • Introduced a document generation capability to deliver transparent, tenant-facing PDFs for utility cost breakdowns, supporting trust and accountability in shared living arrangements.
  • Established a cloud-based data layer with AWS RDS and S3 to support scalable, secure management of rental and tenant data across the application.
  • Integrated Redis caching to optimize data access performance, reducing latency and improving responsiveness.
  • Implemented continuous delivery workflows via GitHub Actions, ensuring consistent, automated deployment.

DingAI - Founding ML Engineer

Artifact Recognition with AI Image Classification in Museum

2023

  • Co-led product direction and system architecture for an AI-based image classification platform, collaborating with two co-founders and external partners to align on roadmap and deployment strategy.
  • Architected a serverless, containerized AI pipeline using Docker and AWS Lambda, improving deployment portability and reducing operational costs by 90%.
  • Drove performance optimization efforts, achieving a 94% speed improvement through multithreaded processing and stress-tested system tuning in Python.
  • Designed and implemented scalable APIs using Flask and FastAPI to serve model predictions and store results in a managed database.
  • Led system validation and reliability testing , conducting stress tests to uncover bottlenecks and guide optimization strategies.
  • Deploy container to serverless service, like Lambda, that result in 94% speed improvement under stress and 90% cost optimization

E-Commerce Startup Co-Founder

The NoviBox - Online store for fun and creative novelties

2022

  • Led Shopify front-end development - thenovibox.com
  • Led product and frontend strategy for the company’s Shopify-based storefront, launching a customer-facing platform that improved engagement and purchase flow.
  • Directed market research and product roadmap design, aligning insights with strategic decisions on pricing, positioning, and rollout planning.
  • Drove team alignment and agility by facilitating recurring strategy reviews to surface blockers, enhance communication, and accelerate delivery.
  • Oversaw vendor relationships with US and international manufacturers, ensuring operational efficiency and timely fulfillment across the supply chain.
  • Managed legal coordination with attorneys to ensure startup compliance and timely preparation of business and partnership documentation.