Gelfer Stone Email & Phone Number

United States

I have contributed to various impactful projects, from developing a mobile app for underserved pregnant individuals to building a large-scale web application for enhanced remote patient monitoring and chronic care management. I’m proud to be part of teams dedicated to delivering quality, robust products, and even prouder of the opportunity to improve people’s quality of life through innovation.Through these exciting projects and collaborations, I have gained hands-on experience with a diverse range of technologies and tools, including the NX and TypeScript/React stack, NestJS, AWS SDK, AWS Lambda deployment and orchestration, AWS S3, PostgreSQL, and React.- Programming languages: JavaScript, TypeScript- Frameworks and libraries: NX, NestJs, React, React Query, React Hook Form, Expo- CSS frameworks and pre-processor: HTML, CSS, SCSS, TailwindCSS, MaterialUI- Databases and search engines: PostgreSQL with Prisma, Postgres with Kysely, MySQL, MongoDB, AWS DynamoDB, AWS OpenSearch- Cloud Platforms and hosting: AWS, Firebase- Version control and collaboration: Git, GitHub, GitHub Actions- CI/CD and automation: Docker- Testing and development tools: Jest, Vitest- API and authentication: OAuth, JWT, REST API- Project management and collaboration: Jira, Trello- Design and prototyping tools: Figma

Thailand

- Build projects using the Nx framework with Expo, ReactJS, NestJS, AdminJS, GraphQL, and Prisma- Build web apps using Gatsby with TypeScript- Implement Sentry and other monitoring platforms to monitor errors in apps- Write unit and e2e tests with Jest- Write scripts that parse Figma designs to derive target data

React Native- Developed hospital system apps- Integrated Bluetooth Low Energy (BLE) devices to apps- Implemented foreground and background notifications (local notification and FCM)- Developed telemonitoring features- Collaborated with UX/UI designers to define and design with features- Coordinated with the backend team to plan data handling- Used Redux-Toolkit to manage user's data- Used Redux-Saga / Redux Toolkit to manage users' data- Designed screens and connected routes- Published apps to the App Store and the Play StoreChatbot- Developed Line chatbots- Developed chatbots for React Native mobile apps- Handled data using Firebase services

Bachelor Of Computer Science, Computer Science, 3.51

Master Of Arts - Ma, English Language And Literature, General