Ariel Biton

- Open source hybrid mobile/web/desktop app based on Node/Express/React/ Vite/Ionic/Electron/GraphQL/Keycloak/Redis stacks (WIP 2023)

- Open source fullstack boilerplate based on Node/React (+ExpressJs/ Loopback/NextJs/Redux/SemanticUI) - available at zplinux/zp-boilerplate (2018-2020)

- Media player (personal cloud) based on Meteor. (2014-2019)

- Operating System based on Linux Ubuntu. (2008-2012)

- Projects in freelance

Sharecare is a health and wellness company that provides consumers with personalized information, programs and resources to improve their health. Keywords: NodeJs, Express, React, Postgresql, Objection, Knex, Typescript, Docker, Git, Mocha, Chai, Jira, Azure Ad B2c, Azure App service, Azure Function, Azure Cosmos db, Casbin, Winston, Morgan, Express session, Node cron Tasks:

- Backend created from scratch (component based architecture)

- Swagger API doc

- Azure Ad B2c authentication integration (using user flows and SPA, frontend with msal.js, backend with passport)

- Casbin authorization integration

- End to end testing based on Mocha, Chai and Chai Http

- Database Postgresql managed by Objection ORM and Knex query builder

- Hosting in Azure App Service

- Backend optimizations (caching, tasks in background, session, scheduler, ...)

- Connectors to Azure Function MTs, MS Graph API, Azure blob storage, AWS S3 and Customer IO.

- Logging based on Winston/Morgan, exported to Azure App Insights with alerts set

YEM is a European digital marketplace for BtoB energy supply, YEM offers powerful tools and tips to lower the gas and power bills of your business across Europe. Keywords: NodeJs, ExpressJs, MongoDB, Mongoose, React, Redux, Redux Saga, Ant Design, Docker, Git, Jest, Jira, Aws S3/Glacier/Sns, Heroku Task: Creation of new version of YEM product with as main new feature, predictive suggestions of optimizations based on market trends and chosen strategy (LR, MR, HR). Frontend (from scratch):

- Stack: React (CRA), React router, React Intl, Redux, Redux Saga, Ant design

- HTML/CSS integration of 15 pages mock-up with Ant Design (desktop version)

- Delivered from AWS (S3 and Cloudfront)

- Set up multilingual content (italian/english) with React Intl Backend

- Stack: Node (v10), Express, Jest, MongoDB (hosted in Atlas), Mongoose, AWS (S3, SNS), Better queue, node-cron, Winston, Postman, Robo3t

- Set up backend hosting with Heroku

- Set up MongoDB transaction (with replica set) and update base code

- Set up MongoDB databses automatic backup with Cron, Docker and AWS S3 Glacier

- Handle cloud storage with Aws S3 (library and update base code)

- Handle SMS notifications with Aws SNS

- Set up tasks (with node-cron)

- Handle access concurrency with queues (using Better queue) on RUN (predictions) and Notifications management

- Set up basic caching (in Node, with cache invalidation)

- APIs REST routes and models for backend services related to new features

- Unit and end to end tests with Jest