VANXANA SENGDAVONG

Software Engineer
Transforming complex challenges into scalable, high-performance solutions with expertise in modern technologies.
+856 2077332273
Lao, Laotian
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.

Skills
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

Database

MongoDB, PostgreSQL, Redis, LevelDB

DevOps & Cloud

Docker, Kubernetes, AWS (S3, EC2, Route 53), Google Cloud, Cloudflare, Jenkins, CI/CD, Nginx

Blockchain

DApps, NFTs, Solidity Smart Contracts, Token Standards (ERC-20, ERC-721, ERC-1155)

Other Tools

RabbitMQ, ElasticSearch, WordPress, Google Analytics, Firebase, Clean Code, System Optimization and Performance Monitoring

Work experience
Team Lead
XM Technovator
Since 2023
Laos
  • 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.

Work experience
Senior Developer
Khuan Jai Shop
2023
Laos
  • 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.

Senior Developer
FutureTech
Since 2021
Vietnam
  • 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.

Full-stack Developer
Infinito Solutions Vietnam
2020
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.

Work experience
Mobile App Developer
Singha Logistics
2019
Laos
  • Developed a React Native mobile app for iOS and Android, 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.

Front-end developer
Infinity Blockchain Labs
Since 2018
Flemington tower (Vietnam)
  • Developed ICO investment and KYC verification platforms using React.js and Redux, enabling secure and scalable user authentication and transaction systems.

  • Designed and implemented dynamic input fields and drag-and-drop UI components with JSON Schema, enhancing user experience and flexibility.

  • Built real-time crypto payment dashboards with Socket.io, RabbitMQ, and MongoDB replication, ensuring real-time data updates and high availability.

  • Contributed to smart contract integration with Solidity and NEO Blockchain, facilitating secure, decentralized transactions.

  • Led the development of a crypto-staking platform using Vue.js and Nuxt.js for optimal server-side rendering, enhancing performance and SEO.

Education
Master of Computer Science
Nguyen Tat Thanh University
2018 – 2021
Vietnam

Focus: Digital Certificate Verification using Blockchain

Bachelor of Computer Science
Ho Chi Minh University of Technology
2013 – 2018
Vietnam

Thesis: Dormitory Management System

Achievements & Certifications
AWS Certified Solutions Architect & AWS Certified Developer Associate

Completed training and certification in cloud architecture and development.

3rd Prize – Hackathon Minnathon 2018

Awarded 3rd place as part of the BKACT team.