Ben Cohen-Chen
Portland,OR
Summary
Full-stack engineer with 7+ years building highly scalable end-to-end web applications across React, .NET, Node.js, and AWS. Strong frontend depth with hands-on experience owning features from API design through UI delivery. Track record of technical leadership, cross-functional collaboration, and shipping measurable business outcomes at both product companies and enterprise clients.
Overview
10
10
years of professional experience
Work History
Senior Full Stack Engineer - Tech Lead
Shift Paradigm
Remote
09.2022 - Current
- Architected and delivered full stack features across React, .NET, and AWS, owning end-to-end delivery from API design through UI and deployment
- Designed and implemented a RESTful API layer in .NET Core integrating Salesforce data with customer-facing React applications, accelerating feature delivery by 30%
- Engineered automated CI/CD pipelines with GitHub Actions and Jest/React Testing Library, streamlining issue detection and resolution process by 50%
- Built LLM-powered product enrichment service with Google Gemini, automating content generation for 5,000+ home warranty SKUs and integrating .NET backend data pipelines with React management interface
- Developed a shared component library adopted across 3 production applications, enforcing design consistency and reducing duplicate frontend code
- Led team of 6 engineers in daily code reviews and architecture discussions, mentoring junior developers and enhancing their ownership of complex tasks
Senior Software Engineer
HD Supply
Remote
08.2021 - 09.2022
- Developed full-stack asset management tool with Svelte frontend and Mulesoft backend integration, enabling real-time inventory tracking and new upselling workflows
- Integrated Svelte micro frontends into legacy B2B e-commerce platform, modernizing stack and accelerating frontend delivery 75%
- Architected session-bridging authentication middleware connecting legacy systems to modern application layer, resolving critical security gaps
- Built and optimized an AWS-based build pipeline that cut build times by 50%
Software Engineer
Antidote
Remote
10.2020 - 08.2021
- Built interactive COVID-19 data visualization tool that enabled users to model transmission rates across multiple prevention scenarios, supporting informed decision-making
- Established CI/CD pipelines that facilitated multiple daily deployments, maintaining 99%+ uptime and ensuring reliable service delivery
- Delivered interactive web experiences for mission-driven clients, translating complex UX requirements into performant, accessible interfaces that enhanced user engagement
Full Stack Engineer
Codacity
Remote
01.2017 - 10.2020
- Built a parking ticket payment app with Ionic and Keystone.js generating $100k+ in annual revenue with a large active user base
- Delivered end-to-end web solutions for small business clients, overseeing architecture to deployment, enhancing user experience across custom apps and e-commerce platforms
- Managed 20+ client relationships, conducting consultative discovery and crafting tailored solution designs to meet client needs
Education
B.A. - Psychology
University of Tennessee
Knoxville, TN07.2009
Skills
- React
- React Native
- Angular
- Svelte
- Typescript
- Javascript
- Nodejs
- API development
- C#
- NET
Timeline
Senior Full Stack Engineer - Tech Lead
Shift Paradigm
09.2022 - Current
Senior Software Engineer
HD Supply
08.2021 - 09.2022
Software Engineer
Antidote
10.2020 - 08.2021
Full Stack Engineer
Codacity
01.2017 - 10.2020
B.A. - Psychology
University of Tennessee