02/25/2026 updated
100 % available
Senior Frontend Developer
Maracaibo, Zulia, Venezuela
Only remote
Informatics EngineerJavaScriptUser Experience (UX)ArchitectureUnit TestingBrowser CompatibilitySoftware QualityCollaborative DesignProject PlanningUser Interface DesignProject ManagementMultidisciplinary ApproachPerformance TuningQuality ManagementBlockchainResponsive Web Design
React Development
Advanced React development with modern stack implementation, PWA development, and comprehensive Web3 platform creation
Web3 & Blockchain Integration
Cryptocurrency wallet development, crypto contract integrations, NFT marketplace creation, and blockchain security implementation
Frontend Architecture & Performance
Responsive design, cross-browser compatibility, performance optimization, lazy loading, code splitting, and accessibility standards
JavaScript & TypeScript
Modern JavaScript development with TypeScript for type-safe applications and enhanced code quality
UI/UX Design Implementation
Intuitive interface design, user experience optimization, and collaborative design system implementation
WordPress Development
Custom WordPress development with JavaScript integration for diverse business sectors
Testing & Quality Assurance
Unit testing implementation, code quality strategies, and comprehensive testing methodologies
Project Management
Team coordination, project planning, realistic estimates, and multidisciplinary team leadership
Advanced React development with modern stack implementation, PWA development, and comprehensive Web3 platform creation
Web3 & Blockchain Integration
Cryptocurrency wallet development, crypto contract integrations, NFT marketplace creation, and blockchain security implementation
Frontend Architecture & Performance
Responsive design, cross-browser compatibility, performance optimization, lazy loading, code splitting, and accessibility standards
JavaScript & TypeScript
Modern JavaScript development with TypeScript for type-safe applications and enhanced code quality
UI/UX Design Implementation
Intuitive interface design, user experience optimization, and collaborative design system implementation
WordPress Development
Custom WordPress development with JavaScript integration for diverse business sectors
Testing & Quality Assurance
Unit testing implementation, code quality strategies, and comprehensive testing methodologies
Project Management
Team coordination, project planning, realistic estimates, and multidisciplinary team leadership
Experience
Professional experience5 - 10 years
Freelancer since2019
Languages
EnglishFluentSpanishNative speaker
Project history
Developed responsive PWA for comprehensive Web3 communication and investment platform using modern React stack, implementing secure cryptocurrency wallet with robust fund handling and crypto contract integrations. Built advanced chat features and led core development for foundational UI/UX systems.
Developed responsive frontend for multichain NFT marketplace using Next.js and React, supporting EVM-compatible chains. Implemented infinite scrolling and dynamic item generation for seamless browsing of NFTs and marketplace listings.
Developed responsive web pages using WordPress and JavaScript for diverse business sectors. Collaborated with design teams to create high-performance sites, implementing custom themes and interactive elements while ensuring accessibility standards.