VANXANA SENGDAVONG (MEE)

Professional Summary

I am a highly skilled Software Engineer with extensive experience in both frontend and backend development. Proficient in React.js, Vue.js, and React Native, I specialize in creating responsive, high-performance web and mobile applications. On the backend, I have expertise in Node.js, MongoDB, and PostgreSQL, building scalable and reliable APIs and services. Additionally, I am experienced with DevOps tools including AWS, Kubernetes, and Docker, enabling me to deploy and manage cloud infrastructure efficiently. With a strong foundation in modern software engineering practices, I excel at delivering end-to-end solutions that meet business needs while ensuring performance, scalability, and maintainability.


Please contact me: vanhsana@gmail.com
Download my Resume

Skills

  • Programming Languages: JavaScript, TypeScript, Python
  • Frontend: React.js, Vue.js, Next.js, Nuxt.js, Material-UI, Tailwind CSS, Sass, Chart.js, Redux, Vuex
  • Backend: Node.js, RESTful APIs, WebSockets, Microservices Architecture
  • Databases: MongoDB, PostgreSQL, Redis, LevelDB
  • DevOps & Cloud: Docker, Kubernetes, AWS (S3, EC2, Route 53), Google Cloud, Cloudflare, Jenkins, CI/CD, Nginx
  • Blockchain: DApps, NFTs, Solidity, ERC-20, ERC-721, ERC-1155
  • Other Tools: RabbitMQ, ElasticSearch, WordPress, Google Analytics, Firebase, Clean Code, System Optimization and Performance Monitoring
  • Methodologies & Practices: Software Architecture, Software Algorithms, Design Patterns, Agile Development

Experience

Team Lead

XM Technovator
  • Lead and oversee key projects, ensuring the successful delivery of business-critical technology solutions.
  • Designed and developed an internal ERP system to streamline operations and improve efficiency.
  • Built and trained a high-performing team, fostering a culture of continuous improvement and technical excellence.
  • Spearheaded the adoption of cutting-edge technologies to maintain a competitive advantage and improve operational workflows.
  • Provided strategic technology consulting to partners and investors, aligning technical goals with business objectives.
2023 - Present

Senior Developer

Khuan Jai Shop
  • E-Commerce Development: Built and maintained a comprehensive e-commerce platform integrating warehouse management, retail operations, and online orders.
  • Frontend Engineering: Designed and implemented responsive, user-friendly interfaces using React.js and Vue.js, providing a seamless experience across devices.
  • Backend Development: Developed robust APIs with Node.js and MongoDB, enabling real-time inventory synchronization, order processing, and user account management.
  • Feature Implementation: Integrated advanced features like order tracking, automated inventory updates, and real-time customer notifications to improve user satisfaction.
  • Admin Tools: Created an intuitive admin panel for efficient management of products, orders, and stock levels, streamlining daily operations for staff.
  • Cloud Scalability: Utilized AWS services for hosting and scaling, ensuring reliable performance during high-demand periods like promotions and peak seasons.
  • Business Impact: Contributed to increasing operational efficiency and customer engagement, supporting the growth of the business's digital presence..
2023

Senior Developer

FutureTech
  • Game Platform Development: Designed and built scalable APIs and backend services to support multiplayer gaming applications targeting the Singapore market, ensuring seamless data integration and communication.
  • Workflow Automation: Automated data processing tasks using cron jobs, improving efficiency and accuracy in system operations.
  • Cloud Integration: Utilized AWS S3 for secure and scalable data storage, efficiently handling large files such as game logs and financial data.
  • Payment Gateway Integration: Integrated payment gateways like Stripe and HitPay for secure and smooth financial transactions within the platform.
  • Chatbot Development: Developed a Telegram chatbot to engage users and handle deposits, payments, and order tracking, enhancing the overall gaming experience.
  • Server Scaling with Kubernetes: Leveraged Kubernetes for dynamic scaling of servers during peak traffic, ensuring high performance and system reliability.
  • Data Security & Cryptography: Implemented advanced cryptographic protocols to secure user data and ensure safe transmission across platforms.
  • Smart Contract Development: Developed Smart Contracts for NFT-based gaming projects, contributing to the growth of blockchain technology within the gaming industry.
  • Collaboration & Communication: Maintained effective communication with stakeholders and product owners in Singapore, ensuring clear alignment on project goals and successful delivery.
  • Performance Optimization: Continuously monitored and enhanced system performance to ensure seamless gaming experiences, even during high-traffic periods.
January 2021 - Present

Fullstack Developer

Infinito Solutions VIETNAM
  • Built a Cryptocurrency Trading Game platform with React.js and Node.js for a seamless user experience.
  • Designed scalable backend systems using MongoDB and Redis, optimizing performance.
  • Automated fiat data synchronization with cron jobs for real-time updates.
  • Streamlined deployment processes with Jenkins for efficient CI/CD workflows.
  • Collaborated remotely during COVID-19, using Zoom and Google Hangouts for effective team coordination.
  • Demonstrated proficiency in leveraging Google Analytics and Google Tag Manager to analyze user behavior and optimize marketing campaigns, enhancing the platform's performance and user engagement.
January 2020 - December 2020

Front-end Developer

Infinity Blockchain labs

ICO - Front-end Developer

  • Contributed to an Initial Coin Offering (ICO) project for a new cryptocurrency, taking charge of front-end development. Utilized ReactJS, Reactstrap, and React-Router-Dom to build a user-friendly website.

KYC (Know Your Customer) - Full-stack Developer

  • Worked on a KYC project to verify customer identities. Developed a ReactJS website, incorporating Redux and Redux-Form, and integrated Webpack. Implemented data visualization with Chart.js on the admin side. Proficient in creating dynamic input fields using the "Drag and Drop" UI and processing JSON Schema forms via React-JSONSchema-Form.

Infinio Wallet Extension - Extension Developer

  • Developed a Chrome extension to facilitate user access to the Infinio Wallet from various platforms.
  • Utilized Vue.js to create an extension that provides additional access points beyond the mobile app.

Infinito PAY - Web Development Lead

  • Part of the Infinito PAY project, offering cryptocurrency payment services in B2C and C2C business models. Built a management website with ReactJS for admin use, allowing real-time monitoring of customer transactions, withdrawals, and deposits.
  • Developed real-time data visualization charts and integrated Socket.io for transaction status updates.
  • Orchestrated database replication between two MongoDB databases, ensuring data synchronization, security, and transaction queue processing using RabbitMQ.
  • Proficient in Docker, Node.js (Hapi & Express), Swagger, Solidity Smart Contracts, and React Native.

Cryptocurrencies Stacking - Full-stack Developer

  • Collaborated on a project aimed at customers interested in staking cryptocurrencies. Joined a new team to complete the project using Vue.js with server-side rendering using Nuxt.js.
  • Demonstrated expertise in Vue.js, Vuex, Bootstrap-Vue, and Vuelidate.
August 2018 - 2020

Freelance Developer

Tupperware HTP - (2020)

  • Designed and developed an e-commerce website and mobile application to showcase Tupperware products.
  • Utilized Next.js for SEO optimization and server-side rendering.
  • Implemented online order processing and integrated with the Giao hàng tiết kiệm delivery service.
  • Integrated chat features with Facebook and Zalo.
  • Created an admin website for warehouse, inventory, product, customer, and statistics management, including chat support for Facebook and Zalo.
  • Configured website and app settings.
  • Experience with React, React Native, Python and PostgreSQL.

Singha Logistics - (2019)

  • Developed a React Native mobile app for iOS and Android platforms, providing a seamless delivery service from China and Thailand to Laos PDR.
  • Implemented product tracking and real-time customer notifications, ensuring users were updated on their orders.
  • Built an admin website with React.js to manage products and notify customers via mobile.
  • Designed and implemented UX/UI, service flow diagrams, database architecture, and server maintenance on AWS.
  • Experience with MongoDB, Material-UI, and React Native for mobile app development.

Education

NGUYEN TAT THANH UNIVERSITY

Master of Computer Science
Focus: Digital Certificate Verification using Blockchain

HO CHI MINH UNIVERSITY OF TECHNOLOGY

Bachelor of Computer Science
Thesis: Dormitory Management System

Interests

In addition to my passion for coding and software development, I stay active by playing badminton. I’m also an avid live game streamer and music enthusiast. Sharing humor and jokes with friends is something I enjoy, as it creates positive vibes and strengthens connections. Socializing is important to me, as it helps maintain a healthy work-life balance while contributing to personal growth and creativity

Achievements & Certifications

  • AWS Certified Solutions Architect & AWS Certified Developer Associate
  • 3 rd Place at the Ho Chi Minh University of Technology Hackathon 2018 as part of the BKACT Team