Mobile Development Lead at Kevesta

Led the end-to-end architecture, development, and deployment of Kevesta's mobile platform for flight and hotel booking on both iOS and Android, ensuring a seamless and intuitive user experience. Built and maintained scalable, high-performance mobile applications using React Native, integrating with RESTful APIs, third-party booking engines, and secure payment gateways. Collaborated with product, design, and backend teams to translate business requirements into technical solutions, reducing time-to-market by 30%. Spearheaded code reviews, enforced best practices, and mentored junior developers, raising overall code quality and team velocity. Implemented real-time features like dynamic pricing, booking confirmations, and user notifications, significantly enhancing user engagement. Established a modular component architecture, enabling reusability and future scalability across new travel-related services. Drove CI/CD integration with automated testing and OTA updates using Fastlane, Bitri

Senior Full Stack Developer at RotationsPlus

Developed high performance customer facing web application using ReactJS, Redux-saga, React Hooks, React-Router, JavaScript, HTML5, CSS3 and SASS. Maintained high-level expertise in React state management strategies, including Redux, Redux Persist and redux-saga. Developed custom API layer to handle all CRUD transactions, JWT token management and implemented interceptors to embed custom headers. Worked on AWS to integrate the server-side and client-side code. Experienced with Docker container service and applications by creating Docker images from Docker. Involved in developing RESTful Web Services using Strapi frameworks.

Senior Blockchain Developer & Advisor at MetaverseMe Limited

Built a Marketplace to create and mint NFT collections for MetaverseMe game avatars, to list orders and to sell/buy it. Implemented not only the payment method by crypto but also the payment method by fiat. Wrote smart contracts based on EVM (Ethereum, Polygon, BSC, Avalanche) and Solana.

Senior Blockchain Developer & Advisor at BlockleteGames

Created smart contract for P2E golf game. Embedded business logic on backend and contract through node.js and solidity. Updated v1 (Ethereum network) to v2 based on flow network. Made out test cases for workflow.

Full-Stack Engineer at Clarus R+D

Provided a technology infrastructure to empower the business to serve its clients efficiently. Built TypeScript, Nest.js, PostgreSQL based Back-End project for an entertainment service. Built Next.js, Feather.js and PostgreSQL based WebAR Project. Built Ruby on Rails and PostgreSQL based Employee Cooperation System for SupriseHR Inc. Built Shopify based Ecommerce Systems. Built Angular, JavaScript and Golang based Job Hiring Platform.

Full-Stack Engineer at Greenbay Payment, LTD

Achieved a Blockchain payment and money transfer service based on IBM Hyperledger Fabric. Worked on Fortify for finding security flaws in the code and fixed the security issues. Implemented e-wallet API service using Node.js, Express.js. Used Appium, Selenium, JMeter unit test frameworks and Jest for client-side unit testing. Worked on IBM cloud, HCL cloud and AWS to integrate server and client-side code. Experienced with Docker container services and applications by creating Docker images. Used Jenkins for continuous integration and continuous deployment pipeline.

Full-Stack Engineer at Vacation Rentals Inc

Implemented 20+ Websites with React.js, Angular, Vue.js, PHP and Python. Hotel Booking and Multi-vendor marketplace among them. Worked with a team of developers using Bitbucket/GitHub and Jira/Trello/Slack. Worked on Computer Vision projects such as Image Enhancement, Photo Retouch, Facial Recognition.

Senior Web Developer at Room-Res Inc

Developed microservices using GO for reading large volumes of data from PostgreSQL database. Created data APIs and multi-server applications to meet product needs. Built HTTP RESTful Web services and SOAP APIs in Golang. Designed configurable REST APIs using Go frameworks like Echo, Gin, Revel, Beego. Automated build processes with Jenkins CI/CD pipeline. Containerized applications using Docker and deployed on Kubernetes platform.