Hi, I’m Logan Sao, a Senior Full Stack Developer with a strong focus on blockchain-enabled applications and distributed systems. Over the last 7+ years I’ve built scalable web apps, led complex features, and collaborated with cross-functional teams to deliver reliable software. I thrive in fast-paced environments, enjoy mentoring junior developers, and love designing robust architectures that balance performance, security, and maintainability. I’m always learning and eager to contribute to innovative projects.…

Logan Sao Senior Full Stack

5.0 (1 review)

Hi, I’m Logan Sao, a Senior Full Stack Developer with a strong focus on blockchain-enabled applications and distributed systems. Over the last 7+ years I’ve built scalable web apps, led complex features, and collaborated with cross-functional teams to deliver reliable software. I thrive in fast-paced environments, enjoy mentoring junior developers, and love designing robust architectures that balance performance, security, and maintainability. I’m always learning and eager to contribute to innovative projects.…

Available to hire

Hi, I’m Logan Sao, a Senior Full Stack Developer with a strong focus on blockchain-enabled applications and distributed systems. Over the last 7+ years I’ve built scalable web apps, led complex features, and collaborated with cross-functional teams to deliver reliable software.

I thrive in fast-paced environments, enjoy mentoring junior developers, and love designing robust architectures that balance performance, security, and maintainability. I’m always learning and eager to contribute to innovative projects.

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Skills

Experience Level

Node.js
Expert
AWS
Expert
Docker
Expert
React JS
Expert
Java
Expert
JavaScript
Expert
TypeScript
Expert
Kubernetes
Expert
Vue.js
Expert
SQL
Expert
Spring
Expert
Python
Expert
PostgreSQL
Expert
MongoDB
Expert
Golang
Expert
Kotlin
Expert
Azure
Expert
Bootstrap
Expert
C#
Expert
Solidity
Expert
DynamoDB
Expert
GraphQL
Expert
HTML5
Expert
AngularJS
Expert
Jira
Expert
Oracle
Expert
Ethers.js
Expert
Scala
Expert
Web3
Expert
React Native
Intermediate
NFT
Intermediate
DB2
Intermediate
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Language

English
Fluent
Italian
Fluent

Work Experience

Frontend Developer at Blue Fountain Media
March 31, 2020 - March 31, 2020
Developed and maintained frontend features for client projects, implemented responsive UI with modern frameworks, integrated RESTful services, and improved page load performance. Collaborated with design and backend teams to deliver high-quality web experiences.
Full Stack Developer at Speed Test App
May 2, 2018 - May 2, 2018
Built and maintained full-stack features for a speed test application, implemented client/server modules, optimized performance, and collaborated with cross-functional teams to deliver scalable solutions.
Blockchain Engineer (Remote) at DigitalAX
February 28, 2023 - February 28, 2023
Led blockchain development efforts, integrated smart contracts and NFT tooling, and contributed to the digital asset ecosystem including ERC-20 and ERC-721 deployments.
Blockchain Engineer (Remote) at Akima Government Services
August 1, 2025 - August 1, 2025
Supported U.S. Army blockchain initiatives, implemented secure data handling, and contributed to mission-critical systems in a remote capacity.
Senior Full Stack Developer at Akima GT/U.S. Army
April 2, 2023 - August 2, 2025
Led full-stack development for remote U.S. Army projects; designed and implemented scalable RESTful APIs and microservices; integrated blockchain-related features; improved onboarding with well-documented processes; mentored junior developers and contributed to code reviews and architecture decisions.
Blockchain Engineer (Remote) at DigitalAX
April 1, 2020 - February 28, 2023
Architected and deployed NFT marketplace backend for ESPA games; containerized 10+ production microservices with Docker and Kubernetes; implemented RESTful APIs and web3.js/Solidity integrations; improved deployment times, test coverage, and data models across PostgreSQL, MongoDB, and Oracle.
Frontend Developer at Blue Fountain Media
May 1, 2018 - March 1, 2020
Developed responsive front-end applications using AngularJS, React JS, Vue.js, and JSP; collaborated with designers to deliver polished UIs; integrated front-ends with back-end services and optimized page loads by approximately 35%.
Full Stack Developer at Speed Test App
May 1, 2017 - May 1, 2018
Built a speed test application end-to-end, implementing front- and back-end features, and dashboards; conducted load testing to simulate 100,000 concurrent users and optimize performance and SLA.

Education

Bachelor in Computer Science at University of Houston, TX
April 1, 2013 - May 1, 2017
Bachelor of Science in Computer Science at University of Houston
April 1, 2013 - May 1, 2017

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Government, Gaming, Education, Professional Services, Media & Entertainment
    paper Solana Bot

    A high-performance automated trading and monitoring bot built on the Solana blockchain. It interacts with Solana smart contracts to execute token swaps, liquidity management, and real-time price tracking. Designed for speed, reliability, and low transaction fees, the bot uses Rust or Python with Solana Web3.js SDK for seamless blockchain communication and efficient transaction handling.

    paper MERN Chat Platform

    A MERN Chat Project is a real-time messaging application built using the MERN stack — MongoDB, Express.js, React.js, and Node.js.

    It allows users to sign up, log in, send and receive messages instantly, and often includes features like group chats, message notifications, typing indicators, and online status.
    The backend (Node.js + Express) manages APIs and WebSocket connections (usually via Socket.io), while the frontend (React) handles a dynamic chat interface.
    MongoDB stores user data and chat history efficiently.