Isioma David Chinonso

ISiOMA DAVID CHINONSO Senior Frontend Developer & UI/UX Specialist Port Harcourt, Nigeria | - |-PROFESSIONAL SUMMARY Frontend Developer with 7+ years of expertise in creating responsive, user-centered web applications. Specialized in transforming complex design concepts into functional, high-performance websites. TECHNICAL SKILLS • Frontend: HTML5, CSS3, JavaScript (ES6+), React.js • Styling: CSS Grid, Flexbox, Responsive Design, Mobile-First • UI/UX: User Research, Wireframing, Prototyping, Design Implementation • Tools: Git, npm/yarn, Chrome DevTools, VS Code, Agile/Scrum PROFESSIONAL EXPERIENCE Senior Frontend Developer | Tech Solutions NG, Port Harcourt | 2020-Present • Led frontend development for 20+ client websites using React.js and modern JavaScript • Implemented responsive designs that improved mobile user engagement by 50% • Optimized website performance, reducing load times by an average of 3 seconds Frontend Developer | Digital Innovations Ltd, Lagos |- • Developed and maintained 15+ responsive websites for various industries • Converted design mockups into functional, cross-browser compatible web pages • Enhanced user experience metrics by 40% through JavaScript interactivity KEY PROJECTS E-Learning Platform | React.js, JavaScript, CSS3 • Developed interactive learning interface serving 10,000+ monthly users • Increased mobile completion rates by 45% through responsive design Healthcare Website Redesign | HTML5, CSS3, JavaScript • Led complete redesign focusing on user experience and accessibility • Enhanced appointment booking system with intuitive UI/UX flow EDUCATION & CERTIFICATIONS • Diploma in Software Engineering, Tech Career Institute -) • Google Mobile Web Specialist | React.js Advanced Patterns Certification PORTFOLIO https://apexdev-algorithm.b12sites.com