# Eric Chang > Software Engineer at Chime | AI, Fintech Location: San Francisco Bay Area, United States Profile: https://flows.cv/ericchang ## Work Experience ### Senior Software Engineer @ Chime Jan 2022 – Present | San Francisco Bay Area - https://medium.com/life-at-chime/oops-you-arent-meant-to-see-this-screen-react-navigation-deep-linking-authorization-a8b88a8f9716 - https://careers.chime.com/en/life-at-chime/engineering-at-chime/elevating-the-peer-to-peer-payment-experience-with-animated-buttons-react-native-animated-masked-view/ - Technical environment: React Native, TypeScript, React.js, GraphQL, Ruby, Rails - AI-Enhanced Development: Cursor, GitHub Copilot, Claude Code - AI/ML Development: Python, PyTorch, RAG pipelines - Generative AI & Prompt Engineering: Systematic prompt design, OpenAI APIs ### Senior Software Engineer @ Expo Jan 2018 – Jan 2022 • Developed the mobile application written in React Native and Objective C • Designed and implemented Expo’s React web application features • Mentored team members through training and support with complex tasks • Presented about Pros and Cons of Sharing Code Between React-Native and React at React Native San Francisco Meetup at Coinbase • Technical environment: React Native, JavaScript, Node.js, React.js, GraphQL, Objective-C, Postgres ### Software Engineer @ Forward Jan 2016 – Jan 2018 | San Francisco https://techcrunch.com/2017/01/17/anappleaday/ http://www.usatoday.com/story/tech/2017/01/17/forward-puts-apple-store-shine-doctors-office/96405836/ ### Software Engineer @ Sunrun Jan 2014 – Jan 2016 • Implemented a variety of features, in particular integrating Sunrun’s solar panel design and pricing tools into the Sunrun’s iPad application. Extensive use of RESTful APIs • Designed and implemented the Sunrun iPad application in collaboration with Pivotal Labs Software Engineers • Designed and developed a software on an industry-leading interactive kiosk that enables homeowners to pinpoint their house on a map, assess within minutes if they are suited to go solar, and walk away with a quote • Product uses MVC architecture and is constructed with technologies such as Backbone.js, jQuery, scss and RESTful web services • Collaborated with designers to create functional products from wireframes • Created automatic tests to ensure product quality • Technical environment: Objective-C, iOS, JavaScript, Node.js, React.js, Java, HTML, CSS ### Intern @ Microsoft Jan 2013 – Jan 2013 • Creator and driving force behind the static API dependency analysis for the next version of Windows • Managed the creation of the static API dependency analysis, utilized in dozens of different teams • Contributed significantly to the technical documentation • Technical environment: Javascript, C# ### Software Engineering Intern @ ClinicalBox, Inc Jan 2012 – Jan 2012 | Waltham, MA • Developed an iPad application that converts the traditional paper-based Montreal Cognitive Assessment Test into an accurate interactive app which helped physicians to collect patients data easily • Programmed an iPhone application that helps physicians input implant registries data by simply scanning the implants barcodes and integrated the scanned data with the patients information database • Assisted in database design and the integration of the web and mobile interfaces • Technical environment: Objective-C, iOS, PHP ### Co-founder and Developer @ gSuccess Jan 2011 – Jan 2012 • Developed examination preparation mobile applications that targeted standardized examinations in greater China • Troubleshoot in-depth application problems • Identified specific product problem or limitations, and run product and application tests • Pitched at 2011 Zhenfund Elevetor Pitch Contest at Harvard University and won the grand prize • Awarded MIT $100K Accelerate Business Plan Contest Semifinalist • Selected to participated in the Entrepreneurship-Bootcamp held by Stanford University and Sequoia Capital • Technical environment: Java, Objective-C, iOS ### Research Intern @ Harvard Medical School Demirci Laboratories Jan 2010 – Jan 2012 | Cambridge, MA • Enhanced the functionality of a low-cost global disease diagnosing device, microfluidic-based immunoassay biosensors • Optimized and explored applications of pressure driven force method in the solution injection of microfluidic devices • Performed and analyzed microfluidic experiments pertaining to adoption of lyophilizing method to enhance the microfluidic devices shelf life. ## Education ### Bachelor of Science (BS) in Computer Science and Engineering Massachusetts Institute of Technology Jan 2010 – Jan 2014 ### Taipei Municipal Jianguo High School Jan 2006 – Jan 2009 ## Contact & Social - LinkedIn: https://linkedin.com/in/eric-chang-64576129 --- Source: https://flows.cv/ericchang JSON Resume: https://flows.cv/ericchang/resume.json Last updated: 2026-03-22