Javascript full-stack developer with Blockchain expertise (React, Node.js)
Lucas J.
- Toronto
- 5 years
- Full-time (40 hrs/week)
Lucas Jin is a passionate software engineer. He has 8 years of professional experience in software industry. He has clear logic and ability to design project architecture, he is a fast-learner and doesn't afraid the new technologies.
He specialize in working at the startup companies as an individual contributor and project manager. He was always instrumental for building MVP products.
He is available now and ready for the new challenges.
Skills and experiences
- React.js100%
- Node.js100%
- Blockchain100%
- MongoDB90%
- AWS90%
- Gatsby90%
- Express.js90%
- DynamoDB90%
Skills and experiences
Full Stack Javascript Engineer
Gsquad - January 2021 - February 2021 (2 months)- Built online dating app using React, Node.js
- Sequelize migration
- Built responsive web-pages using React, React Hooks, Redux
Lead Full Stack Engineer
Toovor - April 2020 - December 2020 (9 months)• Supported building pixel-perfect front end UIs with React, React Hooks based on Zeplin Design.
• Wrote the back end API endpoints with Node.js.
• Worked with AWS Amplify, AppSync, DynamoDB, S3, SES, Lambda, etc.
• Design project and database architecture
• Built website using C#, Blazor Framework, Google Cloud Platform Services • Worked with PostgreSQL as a DB using Objection and Knex.
• Used Jira for issue tracking and Slack for communication.
Full Stack Engineer
Freelancer - February 2018 - April 2020 (2 years 3 months)- Upwork, Freelancer, PeoplePerHour, IMPACTIAN, 6nomads, Andela
• Migrated Gatsby and GraphQL for improving the page load speed, server- side rendering, and code splitting.
• Build a healthy-care web-app that requires using google calendar APIs, AWS services, payment system using stripe, WebRTC in Laravel and Vue.js frameworks.
• Built a number of React-based front-end projects with React trending technologies such as React Hooks, HOCs, lazy loading, and so on.
• Implemented UI layouts with Ant Design, Material-UI, and styled- components.
• Built React-Native apps for iOS and Android.
• Building Advertisement platform using CodeIgnitor
React, Django Developer
Kingsoft - July 2016 - January 2018 (1 year 7 months)• Integrated Redux-saga, MobX, Immer.js, and Context API for state management and Formik and Yup for validation.
• Designed and constructed a REST and Socket API using Express.js framework and Socket.IO library and integrated Passport.js for authentication middleware.
• Implemented REST APIs using Django REST Framework with PostgreSQL and used Django REST Framework-SimpleJWT which is the most flexible and upper version compatible regarding the user- authentication.
• Implemented and integrated Firebase and Google Cloud Platform features like Google Cloud functions, Google Cloud Storage, and BigQuery.
React, Vue.js, RoR Developer
Qingdao High-Tech Software• Designed and built a customer management app for their activities and properties with React, Redux- saga, and TypeScript.
• Created a Vue.js app with Google Map APIs—allowing customers to discover services and advertisements.
• Developed a customer activity REST APIs and a real-time chat module using Ruby on Rails and PostgreSQL.
• Created a custom search engine for searching customer activities and properties using Elasticsearch.
Javascript Developer
Hebei Jiufu Software Technology• Created front-end web portal tools to provide diverse information with vanilla JavaScript and jQuery.
• Built the REST APIs for the back end using Node.js and Express.js. Maintained and upgraded the front-end web app for their management system using AngularJS.
• Used Webpack and NPM to set up an entire development environment and Karma, Jest, and Mocha for unit and E2E testing.
• Implemented and integrated DevOps procedures for AWS infrastructure (S3, Lambda, CF, and so on).
