Vadym Dufynets's Work | ContraWork by Vadym Dufynets
Vadym Dufynets

Vadym Dufynets

Frontend/Fullstack dev 6+ years | React | Next.js| API

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Cover image for Digital Agency Platform โ€” Dream
Digital Agency Platform โ€” Dream Frames (Next-Gen Web Production) Niche: ๐Ÿ’ป High-End Web Development & SaaS Solutions Type of work: ๐Ÿ—๏ธ Agency Ecosystem, Full-Stack Development & Data-Driven SEO ๐Ÿ“– Project description: Dream Frames is a digital agency focused on high-performance web applications. The platform is built as a showcase of modern full-stack architecture, integrating real-time databases, serverless functions, and a comprehensive marketing tech stack to dominate search results and convert high-ticket B2B leads. Technologies and Tools: Full-Stack Stack: โš›๏ธ React, โšก Next.js, โšก Supabase (PostgreSQL, Auth, Real-time) Hosting & Infrastructure: โ–ฒ Vercel (Edge Functions, CI/CD) Design: ๐ŸŽจ Tailwind CSS, Framer Motion Analytics & Tracking: ๐Ÿ“Š Google Analytics 4, GTM, Hotjar, Custom Event Tracking SEO & Growth: ๐Ÿ” Ahrefs, Semrush (Backlink profile & Keyword gap analysis), Search Console The Task: ๐Ÿš€ Build a Robust Backend: Implement Supabase for secure user authentication, database management, and real-time content updates. ๐Ÿ–ฅ๏ธ Scalable Infrastructure: Deploy on Vercel to ensure global low-latency performance and 99.9% uptime. ๐Ÿ”— Data-Driven Optimization: Integrate deep analytics to track the user journey from the first visit to the final inquiry. โšก SEO Authority: Execute a complex SEO strategy using Ahrefs to monitor domain trust, backlink health, and ranking metrics to outperform competitors. โณ Timeline: ๐Ÿ—“๏ธ Ongoing Development & Data Optimization Key Features & Skills Demonstrated: โœ”๏ธ Full-Stack Mastery: Seamless integration of Supabase for a serverless yet powerful backend experience. โœ”๏ธ Performance Engineering: Optimizing for Core Web Vitals with Vercelโ€™s edge network, achieving near-instant load times. โœ”๏ธ Advanced Analytics: Custom event tracking to measure the ROI of marketing campaigns and UI/UX changes. โœ”๏ธ Metric-Based SEO: Using Ahrefs/Semrush data to drive content strategy, resulting in increased organic traffic and domain authority. โœ”๏ธ B2B Flow: Simplified client onboarding via automated B2B invoicing and streamlined communication channels. ๐Ÿ› ๏ธ Deliverables: โœ… High-performance Full-Stack Website (Next.js + Supabase) โœ… Advanced Analytics Dashboard (Tracking all key conversion metrics) โœ… SEO Strategy & Backlink Profile (Monitored via Ahrefs) โœ… Fully Automated Lead Gen Ecosystem ๐Ÿ”— Live Link: dream-frames.com (http://dream-frames.com)
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Cover image for Web3 Development โ€” Asvoria (Next-Gen
Web3 Development โ€” Asvoria (Next-Gen Metaverse & NFT Hub) Niche: ๐ŸŒ Web3, Metaverse & NFTs Type of work: ๐Ÿ’ป Advanced Frontend Development & Web3 Integration ๐Ÿ“– Project description: Asvoria is a cutting-edge Web3 ecosystem designed to bridge the gap between digital assets and immersive experiences. The platform features: ๐Ÿ–ผ๏ธ NFT Marketplace & Minting with real-time blockchain synchronization ๐ŸŽฎ Metaverse Integration for seamless asset interaction ๐Ÿ“Š DeFi Dashboard for tracking rewards and holdings โšก High-Performance Data handling for live blockchain events Technologies and tools: Frontend: โš›๏ธ React, ๐ŸŸฆ TypeScript, ๐Ÿš€ Next.js Web3 Stack: ๐Ÿ”— Ethers.js, ๐ŸฆŠ Web3.js, ๐Ÿ—๏ธ Solidity (Smart Contracts) State & Data: ๐Ÿ”„ RTK (Redux Toolkit), ๐Ÿ”Œ WebSockets, โš™๏ธ Web Workers Styling: ๐ŸŽจ Tailwind CSS, Framer Motion What was the task: โšก Develop a high-performance Web3 interface capable of handling real-time blockchain data: ๐Ÿ“Œ Implement seamless Wallet Connections (MetaMask, WalletConnect) ๐Ÿ–ฅ๏ธ Build a reactive UI using WebSockets for instant price and minting updates ๐Ÿ”— Optimize complex data processing using Web Workers to ensure 60fps performance ๐ŸŽจ Create an immersive, "space-age" UI/UX for the Metaverse community โณ Deadline: ๐Ÿ—“๏ธ 12 months Key Features & Skills Demonstrated: โœ”๏ธ Web3 Mastery: Deep integration with Ethereum and smart contracts โœ”๏ธ Real-time Performance: Using WebSockets and RTK Query for live data streaming โœ”๏ธ Advanced Optimization: Offloading heavy calculations to Web Workers โœ”๏ธ UI/UX Excellence: Crafting a high-end, responsive Web3 aesthetic ๐Ÿ› ๏ธ Deliverables: โœ… Scalable React/TS frontend architecture โœ… Secure Web3 Provider integrations โœ… High-performance data-sync system (WebSockets & Workers) โœ… Optimized NFT Minting flows and marketplace UI ๐Ÿ”— Live Link: https://asvoria.app/ (https://asvoria.app/) ๐Ÿ“ข Ready to launch your Web3 or Metaverse project? I specialize in building fast, secure, and visually stunning blockchain applications. Let's build the future together! ๐Ÿš€
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Cover image for E-commerce Development โ€” Petcube (Premium
E-commerce Development โ€” Petcube (Premium Pet Tech & IoT) Niche: ๐Ÿพ PetTech & Smart Home Hardware Type of work: ๐Ÿ›’ Full-cycle E-commerce Development & WooCommerce Customization ๐Ÿ“– Project description: Petcube is a global leader in pet cameras and software, connecting people with their pets. The platform is a high-traffic e-commerce ecosystem that manages: ๐Ÿ“ฆ Global Sales of hardware products (Cam, Bites, Play) ๐Ÿ’ณ Subscription Services for Petcube Care (SaaS integration) ๐ŸŒ Multi-regional support for US, EU, and worldwide shipping ๐Ÿ“Š Advanced Analytics for tracking user behavior and sales funnels Technologies and tools: Platform: ๐ŸŒ WordPress, ๐Ÿ›’ WooCommerce Frontend: ๐ŸŽจ Custom CSS3, โšก JavaScript (ES6+), ๐Ÿ—๏ธ PHP Optimization: ๐Ÿš€ WP Rocket, ๐Ÿ” SEO Framework, ๐Ÿ–ผ๏ธ CDN Integration Integrations: ๐Ÿ’ณ Stripe/PayPal, ๐Ÿ“ง Klaviyo, ๐Ÿ“ฆ ShipStation What was the task: ๐Ÿš€ Build a premium, high-converting store that handles millions of visitors: ๐Ÿ“Œ Develop Custom WooCommerce Templates for a unique brand identity ๐Ÿ–ฅ๏ธ Optimize Checkout Flow to reduce cart abandonment and increase AOV ๐Ÿ”— Integrate Subscription Models for recurring revenue services โšก Achieve Top-tier Performance for fast loading speeds across the globe โณ Deadline: ๐Ÿ—“๏ธ 5 months (Ongoing optimization) Key Features & Skills Demonstrated: โœ”๏ธ E-commerce Excellence: Scaling WooCommerce for high-volume traffic โœ”๏ธ Conversion Rate Optimization (CRO): A/B testing and UI tweaks for better sales โœ”๏ธ Custom Plugin Development: Extending WordPress functionality for unique needs โœ”๏ธ Speed & SEO: Ensuring 90+ Core Web Vitals for competitive rankings ๐Ÿ› ๏ธ Deliverables: โœ… High-performance WooCommerce Store โœ… Custom-coded WordPress Theme โœ… Seamless Payment & Subscription gateways โœ… Automated Marketing & Logistics integrations ๐Ÿ”— Live Link: https://petcube.com/ (https://petcube.com/) ๐Ÿ“ข Want to scale your E-commerce brand to the next level? I specialize in turning WordPress into a powerful sales machine. Letโ€™s build your store today! ๐Ÿš€
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Cover image for Corporate Web Development โ€” Sololink
Corporate Web Development โ€” Sololink (Telecommunications & Infrastructure) Niche: ๐Ÿ“ก Telecommunications & Connectivity Solutions Type of work: Building a Premium Corporate Identity & Custom WordPress Development ๐Ÿ“– Project description: Sololink is a leading provider of telecommunication infrastructure in the UK. The project required a sophisticated digital presence that reflects reliability and high-tech expertise. Key highlights: ๐Ÿข Clean & Professional Structure for B2B lead generation โšก High-Performance Architecture without the bloat of e-commerce plugins ๐Ÿ› ๏ธ Custom-built Elements using the Avada framework for unique branding ๐Ÿ“ฑ Flawless Responsiveness for corporate clients on any device Technologies and tools: Platform: ๐ŸŒ WordPress (Non-WooCommerce) Theme & Builder: ๐Ÿ—๏ธ Avada (Fusion Builder) Frontend: ๐ŸŽจ Custom CSS3, โšก JavaScript, ๐Ÿ—๏ธ PHP Optimization: ๐Ÿš€ Speed Optimization, ๐Ÿ” On-Page SEO, ๐Ÿ›ก๏ธSecurity Hardening Forms & CRM: ๐Ÿ“ง Contact Form 7 / Gravity Forms integration What was the task: ๐Ÿš€ Create a fast, secure, and visually stunning corporate hub: ๐Ÿ“Œ Develop a Bespoke WordPress Theme based on the Avada framework ๐Ÿ–ฅ๏ธ Focus on Clean UI/UX to ensure easy navigation through complex service tiers ๐Ÿ”— Implement Advanced Lead Capture systems for high-ticket B2B inquiries โšก Achieve Exceptional Load Times by stripping unnecessary scripts and optimizing assets โณ Deadline: ๐Ÿ—“๏ธ 7 months Key Features & Skills Demonstrated: โœ”๏ธ Theme Customization: Deep level of Avada/Fusion Builder tweaking beyond standard templates โœ”๏ธ Corporate UX: Designing for clarity, trust, and professional conversion โœ”๏ธ Performance First: Lightweight setup for maximum SEO and user retention โœ”๏ธ Security: Implementing enterprise-level protection for a UK-based infrastructure firm ๐Ÿ› ๏ธ Deliverables: โœ… Highly professional Corporate Website โœ… Custom-designed Avada Layouts and reusable elements โœ… Fully optimized SEO & Speed configuration โœ… Secure B2B Lead Generation infrastructure ๐Ÿ”— Live Link: https://sololink.co.uk/ (https://sololink.co.uk/) ๐Ÿ“ข Need a high-end corporate website that breathes professionalism? I specialize in creating clean, fast, and secure WordPress sites that represent your brand at the highest level. Letโ€™s build your digital HQ! ๐Ÿš€
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Cover image for Web Development โ€” Campfire (FinTech
Web Development โ€” Campfire (FinTech & AI-Powered Accounting) Niche: Accounting & Financial Software ๐Ÿ“Š๐Ÿ’ฐ Type of work: Full-cycle Web Development including Landing Page Development and UI/UX Design ๐Ÿ’ป ๐Ÿ“– Project description: Campfire is a modern accounting platform designed to replace outdated small business software and mid-market ERPs. It offers a powerful suite of financial tools, including: ๐Ÿ“’ General ledger, invoicing, billing, and revenue accounting ๐Ÿ“‘ AI-powered conversational reporting and financial statements ๐Ÿ”„ Automated workflows like bank reconciliation ๐Ÿ”— Native integrations with Ramp, Brex, Rho, and Stripe, featuring 100+ API endpoints Technologies and tools: Programming: ๐ŸŒ HTML, ๐ŸŽจ CSS, โšก JavaScript, ๐Ÿ”ท TypeScript Frameworks: โš›๏ธ React, ๐Ÿš€ Next.js, ๐ŸŸข Node.js State Management: ๐Ÿ”„ Redux Cloud & API: ๐Ÿ› ๏ธ GraphQL, โ˜๏ธ AWS, ๐ŸŒ Cloudflare How the preparation was carried out: โœ”๏ธ Conducted in-depth market research and competitive analysis in the FinTech sector โœ”๏ธ Collaborated with the Campfire team to define key functionalities and design objectives โœ”๏ธ Developed user personas and mapped customer journeys to simplify complex financial tools โœ”๏ธ Created wireframes and interactive prototypes aligned with the brand's innovative identity What was the task: ๐Ÿš€ Develop a modern, responsive website that effectively communicates Campfireโ€™s advanced AI features ๐Ÿ“ Design a high-converting landing page to highlight the value proposition and drive user engagement โณ Deadline: ๐Ÿ—“๏ธ 6m (Ongoing development & maintenance) Stages of work: 1๏ธโƒฃ Research & Strategy โ€” Market analysis, stakeholder consultations, and architecture planning 2๏ธโƒฃ Wireframing & Prototyping โ€” Developing initial design concepts and user journey maps 3๏ธโƒฃ UI/UX Design โ€” Crafting an intuitive interface aligned with Campfireโ€™s brand identity 4๏ธโƒฃ Web Development โ€” Building a high-performance, responsive website using Next.js 5๏ธโƒฃ Integration & Testing โ€” Implementing backend connections and ensuring cross-device compatibility 6๏ธโƒฃ Launch & Support โ€” Deploying the website and providing ongoing updates/maintenance Key Features & Skills Demonstrated: โœ”๏ธ Modern Web Development: Creating a scalable, fast-loading online presence for tech-savvy audiences โœ”๏ธ UI/UX Excellence: Designing intuitive interfaces that simplify complex financial concepts โœ”๏ธ Strategic Integration: Communicating AI-powered reporting and automated workflows effectively โœ”๏ธ Technical Proficiency: Ensuring seamless performance across all devices with a high-converting landing page ๐Ÿ› ๏ธ Deliverables: โœ… A fully responsive website showcasing Campfireโ€™s innovative accounting platform โœ… A dedicated, high-converting landing page optimized for performance โœ… Complete UI/UX design assets: wireframes, mockups, and interactive prototypes โœ… Detailed project documentation and ongoing technical support plan ๐Ÿ”— Live Link: https://meetcampfire.com/ (https://meetcampfire.com/) ๐Ÿ“ข Ready to elevate your financial tech brandโ€™s digital presence? Letโ€™s create a website thatโ€™s not only visually compelling but also drives engagement and conversions. Get in touch today! ๐Ÿš€
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Cover image for Niche:  ๐Ÿ”— Social Networking
Niche: ๐Ÿ”— Social Networking & Business Connectivity Type of work: ๐Ÿ“ฑ Full-cycle development of Cross-Platform Mobile & Web Applications ๐Ÿ“– Project description: Linkbunker is a streamlined solution for instant contact sharing, eliminating the friction of manual data entry. The platform allows users to exchange social and professional links effortlessly through: ๐Ÿ“ฑ Cross-platform mobile app with QR-code generation and "Shake-to-Share" technology ๐ŸŒ Responsive web application for profile management and marketing ๐Ÿ’พ Scalable backend with robust API support for real-time synchronization Technologies and tools: Programming: โšก JavaScript, ๐ŸŸฆ TypeScript Mobile Development: ๐Ÿ“ฑ React Native, ๐Ÿš€ Expo (iOS & Android) Web Development: โš›๏ธ React.js, ๐ŸŽจ Tailwind CSS Backend & APIs: ๐Ÿ—๏ธ NestJS, ๐Ÿ” GraphQL State Management: ๐Ÿ”„ Redux Cloud & Infrastructure: โ˜๏ธ AWS, ๐Ÿณ Docker How the preparation was carried out: โœ”๏ธ Market Research: Analyzed networking pain points to define core "instant share" features โœ”๏ธ UI/UX Prototyping: Created high-fidelity wireframes focusing on speed and "one-tap" interactions โœ”๏ธ Architecture Design: Selected a unified TypeScript stack (React + NestJS) for faster development โœ”๏ธ Agile Strategy: Defined a 3-month roadmap for MVP launch What was the task: โšก Build a high-performance digital ecosystem for effortless contact sharing: ๐Ÿ“Œ Develop a React Native app featuring QR-code and Accelerometer-based (Shake) sharing ๐Ÿ–ฅ๏ธ Create a responsive React web app to support user profiles and branding ๐Ÿ”— Implement a secure NestJS backend with GraphQL for efficient data fetching ๐ŸŽจ Design an intuitive, modern UI/UX for a seamless networking experience โณ Deadline: ๐Ÿ—“๏ธ 3 months (MVP Launch) Stages of work: 1๏ธโƒฃ Discovery & Planning โ€” Requirement definition and tech-stack alignment 2๏ธโƒฃ UI/UX Design โ€” Crafting a minimalist and professional interface 3๏ธโƒฃ Mobile Development โ€” Building the React Native app for iOS & Android 4๏ธโƒฃ Web & Backend Dev โ€” Developing the React portal and NestJS API 5๏ธโƒฃ Feature Implementation โ€” Integrating QR-generation and "Shake-to-Share" logic 6๏ธโƒฃ QA & Optimization โ€” Rigorous testing and performance tuning 7๏ธโƒฃ Deployment โ€” App Store/Google Play submission and Cloud launch Key Features & Skills Demonstrated: โœ”๏ธ Cross-Platform Expertise: Delivering native-like performance using React Native โœ”๏ธ Innovation: Implementing hardware-based features (Accelerometer/Shake) โœ”๏ธ Full-Stack Integration: Seamless data flow between Mobile, Web, and Backend โœ”๏ธ Rapid Development: Efficiently managing a 3-month timeline from concept to launch ๐Ÿ› ๏ธ Deliverables: โœ… Functional React Native app (iOS & Android) โœ… Responsive React web application โœ… Secure, scalable NestJS backend with GraphQL APIs โœ… Complete UI/UX design assets (Figma prototypes) โœ… Automated DevOps pipeline for continuous deployment ๐Ÿ”— Live Link: https://linkbunker.com/ (https://linkbunker.com/) ๐Ÿ“ข Planning to launch your startup in record time? I specialize in high-speed, full-cycle development using the React ecosystem. Let's bring your idea to life! Get in touch today! ๐Ÿš€
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