You will get Custom React.js Web Application Development | Modern UI/UX
Rising Talent
Project details
Build fast, scalable, interactive web applications with React.js - the library powering Facebook, Netflix, and Airbnb.
What makes my React development different:
✓ Modern React: Latest hooks, concurrent features, best practices
✓ Component Architecture: Reusable components that scale
✓ Performance First: Code splitting, lazy loading, Lighthouse 90+
✓ Beautiful UI/UX: Clean interfaces users love
✓ Business Focused: Features that drive results
I've built 50+ React applications from dashboards to complex SaaS platforms. Every app includes modern design, solid architecture, and scalability.
My process:
• Requirements and architecture planning
• Regular progress updates
• Testing throughout development
• Documentation included
• Launch support
Premium features included:
→ State management (Redux/Context API)
→ API integration
→ Authentication system
→ Responsive design
→ Testing setup
→ Performance optimization
→ 30 days support
Perfect for: SaaS platforms, dashboards, business apps, data visualization, real-time applications, e-commerce frontends.
Let's build a React application that scales with your business!
What makes my React development different:
✓ Modern React: Latest hooks, concurrent features, best practices
✓ Component Architecture: Reusable components that scale
✓ Performance First: Code splitting, lazy loading, Lighthouse 90+
✓ Beautiful UI/UX: Clean interfaces users love
✓ Business Focused: Features that drive results
I've built 50+ React applications from dashboards to complex SaaS platforms. Every app includes modern design, solid architecture, and scalability.
My process:
• Requirements and architecture planning
• Regular progress updates
• Testing throughout development
• Documentation included
• Launch support
Premium features included:
→ State management (Redux/Context API)
→ API integration
→ Authentication system
→ Responsive design
→ Testing setup
→ Performance optimization
→ 30 days support
Perfect for: SaaS platforms, dashboards, business apps, data visualization, real-time applications, e-commerce frontends.
Let's build a React application that scales with your business!
What's included
| Service Tiers |
Starter
$1,800
|
Standard
$3,500
|
Advanced
$6,000
|
|---|---|---|---|
| Delivery Time | 10 days | 20 days | 30 days |
Number of Revisions | 2 | 3 | Unlimited |
Number of Pages | 3 | 10 | 20 |
Design Customization | - | ||
Content Upload | - | - | |
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$200 - $1,000Frequently asked questions
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NW
Nir W.
Sep 28, 2024
Development of a Real Estate Apartment Display System
I had a perfect experience with Olena. She and her team are incredibly professional, providing excellent solutions even for adjustments that arose during the project. I highly recommend Olena for delivering high-quality work.
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Ahmed J.
Jul 1, 2024
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NW
Nir W.
Oct 25, 2023
WordPress Dev for custom plugin: User parking & storage selection via SVG frontend.
Olena has been an absolute pleasure to work with. From the beginning, she demonstrated a deep understanding of the task at hand and consistently delivered high-quality code solutions that exceeded our expectations. Her communication skills are top-notch, always ensuring that we were on the same page. Olena's professionalism, expertise, and dedication truly set her apart. We are thoroughly satisfied with the work she has done for us and would highly recommend her to anyone seeking a talented and reliable freelancer. Looking forward to collaborating with her again in the future!
AR
Andrey R.
Jun 28, 2023
Frontend developer with Vanilla JS and CSS/SVG Animation
I'm happy to find Olena and IT-HIVE ltd. for my task. Great collaboration and quality of deliverables. Would recommend them to anyone!
CF
Claudia F.
Jun 5, 2023
WordPress Developer – Bug Fixes for Existing Website
I highly recommend Lena and her team as WordPress programmers. Their technical expertise, attention to detail, and problem-solving skills are truly commendable. We hired her to fix several bugs on our existing website, and they delivered outstanding results. We greatly appreciate their professionalism. Good communication and responsiveness made the collaboration process seamless. We are satisified with the results and look forward to working with her again.
About Olena
WordPress Developer | Full Stack Developer | Web Accessibility
100%
Job Success
Kyiv, Ukraine - 7:52 pm local time
WordPress Developer with 17+ years of experience specializing in custom WordPress development, web accessibility compliance (WCAG 2.2), and modern React.js applications for international clients.
🎯 CORE EXPERTISE:
✅ WordPress Development (Expert Level)
Professional WordPress development delivering custom WordPress solutions for businesses worldwide:
- Custom WordPress theme development and WordPress plugin creation
- WordPress WooCommerce development and e-commerce solutions
- WordPress performance optimization achieving PageSpeed 90+ scores
- WordPress security hardening and WordPress maintenance
- WordPress multisite architecture and complex WordPress installations
- WordPress API integration and headless WordPress with React.js
- WordPress migration, upgrades, and support
✅ Web Accessibility Expert (WCAG 2.2 AA/AAA)
Certified in web accessibility standards, ensuring websites meet all accessibility requirements:
- Web accessibility audits and WCAG 2.2 compliance testing
- ADA accessibility implementation and web accessibility remediation
- Screen reader optimization for web accessibility compliance
- ARIA implementation following web accessibility best practices
- Web accessibility certification support and documentation
- Inclusive design ensuring web accessibility for all users
✅ React.js Development Specialist
Expert in building modern, interactive web applications with React.js:
- React.js frontend development and component architecture
- React hooks (useState, useEffect, useContext, custom hooks)
- React Redux state management for complex applications
- WordPress headless architecture with React.js integration
- Single Page Applications (SPA) development with React.js
- React.js performance optimization and best practices
✅ Modern Frontend Development
- JavaScript ES6+ and modern JavaScript frameworks
- HTML5/CSS3 responsive design and mobile-first development
- SASS/SCSS preprocessors and modern CSS techniques
- RESTful API integration and GraphQL
- Webpack, Babel, and modern build tools
- Git version control and CI/CD workflows
💼 PROFESSIONAL TRACK RECORD:
✓ 100% Job Success Score on Upwork
✓ $80,000+ earned across 90+ completed projects
✓ WordPress development specialist with proven expertise
✓ Web accessibility consultant certified in WCAG standards
✓ React.js developer building modern interactive applications
✓ Fast communication and on-time delivery
✓ 17+ years professional development experience
🛠️ TECHNICAL SKILLS:
CMS: WordPress (Expert), WooCommerce
Frontend: React.js, JavaScript ES6+, HTML5, CSS3, SASS, jQuery
Backend: PHP, Laravel, Node.js, MySQL, PostgreSQL
Standards: WCAG 2.2 AA/AAA, ADA Compliance, Section 508
Tools: Git, Webpack, Babel, NPM, Figma, Adobe XD
📂 FEATURED PROJECTS:
- Presidential-level WordPress website for Israeli government with WCAG AAA compliance
- E-commerce WordPress WooCommerce platform with web accessibility
- React.js dashboard application integrated with WordPress REST API
- WordPress performance optimization achieving 95+ PageSpeed score
- Headless WordPress with React.js frontend for modern web experience
🌍 LANGUAGES:
English: Fluent | Hebrew: Basic | Russian: Native | Ukrainian: Native
💬 Need a WordPress developer who delivers accessible, high-performance, modern solutions?
I'm here to help with WordPress development, web accessibility compliance, and React.js applications.
Available for WordPress projects, React.js development, and web accessibility consulting.
Let's build something amazing together!
Steps for completing your project
After purchasing the project, send requirements so Olena can start the project.
Delivery time starts when Olena receives requirements from you.
Olena works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements & Planning
Discuss your business goals, target users, key features, and user flows. I'll ask about design preferences, existing systems, and technical requirements. Create detailed project plan with feature breakdown and timeline.
Architecture Design
Design component architecture, state management structure, API integration strategy, and folder organization. Create wireframes for key pages. Define data flow and component hierarchy for scalable application structure.