12/23/2025 updated
100 % available
Senior Full-stack & Blockchain Developer
Charlotte, USA
Only remote
Bachelor in Computer ScienceHTMLJavaScriptAgile MethodologyAmazon Web ServicesUnit TestingCascading Style Sheets (CSS)Continuous IntegrationDatabase QueriesDevOpsDjangoPython (Programming Language)PostgreSQLMongoDBMySQLNode.js
Blockchain Development
Solidity, Ethereum, Hyperledger, Smart Contracts, DApps, Web3.js expertise for decentralized application development
Full-stack Development
HTML, CSS, JavaScript, React, Next.js, Angular, Node.js, Express, Python, Django proficiency
Database Management
MongoDB, MySQL, PostgreSQL database design and optimization for high-performance applications
DevOps and Tools
Git, Docker, AWS, Hardhat, Truffle for deployment and version control
API Development
RESTful APIs design and implementation for seamless system integration
Agile Methodologies
Agile project management and CI/CD pipeline implementation
Testing
Unit Testing frameworks for code reliability and quality assurance
Performance Optimization
System performance tuning and database query optimization
Solidity, Ethereum, Hyperledger, Smart Contracts, DApps, Web3.js expertise for decentralized application development
Full-stack Development
HTML, CSS, JavaScript, React, Next.js, Angular, Node.js, Express, Python, Django proficiency
Database Management
MongoDB, MySQL, PostgreSQL database design and optimization for high-performance applications
DevOps and Tools
Git, Docker, AWS, Hardhat, Truffle for deployment and version control
API Development
RESTful APIs design and implementation for seamless system integration
Agile Methodologies
Agile project management and CI/CD pipeline implementation
Testing
Unit Testing frameworks for code reliability and quality assurance
Performance Optimization
System performance tuning and database query optimization
Experience
Professional experience0 - 5 years
Freelancer since2025
Languages
EnglishGood
Project history
Designed and deployed smart contracts on Ethereum, led team of 5 developers to build decentralized application for supply chain tracking, integrated Web3.js to connect frontend interfaces with blockchain networks
Developed and maintained full-stack applications using Node.js, React, and MongoDB for 10+ client projects, led Agile team of 6 developers, designed RESTful APIs, implemented CI/CD pipelines, optimized database queries
Built responsive web interfaces using HTML, CSS, and JavaScript for 5 client websites, collaborated with backend developers for API integration, utilized Angular for dynamic single-page applications, supported senior developers in debugging