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Volodymyr P.
$45/hr
100% Job Success
$500K+ earned
Available now
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⚡ The top 3% of talent in Web & Mobile Engineering ✅ Top Rated Plus React Developer | 13+ Years of Experience | AI-Driven Frontend & Full Stack Engineer ❤️ With you every step of the way — transforming Figma layouts into production-ready products. 🙋‍♂️ Click Hire or Invite Senior Full Stack Developer React Node | React Native Developer 💻 WHAT YOU GET Full Stack Node.js React Developer - 13+ years of engineering scalable SaaS platforms, dashboards, and heavy cloud-connected architectures. React Developer with experience in Next.js - fast SSR/SSG implementation, SEO-optimized web setups, and advanced React Animation workflows. React Native Developer - high-performance Hybrid App Development for iOS, Android, and Smartphone ecosystems. 📊 ACHIEVEMENTS IN NUMBERS (BUSINESS IMPACT) 13+ years, 25,000+ hours, 100+ digital products delivered as a Senior React Developer, ReactJS Developer, and Front-End Developer. Full Stack Developer React Node for an Enterprise SaaS & React Dashboard: Boosted data rendering and page load speed by 210% using advanced caching, Next.js, and state management (Redux). Reduced server infrastructure costs by 40% by optimizing Node.js API backend architecture and MongoDB query aggregation. React Developer Firebase Specialist for an AI-powered MVP: Accelerated time-to-market by 6 weeks utilizing AI App Development workflows and serverless Firebase integrations. Increased user activation rates by 35% by implementing pixel-perfect Web Design and interactive micro-interactions with smooth React Animation. React Native & Hybrid App Development for a FinTech Smartphone App: Designed and launched a cross-platform iOS & Android application from a single codebase, saving the client 45% in budget. Boosted mobile conversion rates by 25% using deep Responsive Design practices for all Smartphone form factors. 🎯 WHERE I DELIVER (EXPERTISE) As a React Developer & Front-End Developer: I build fluid, scalable user interfaces from scratch using JavaScript, TypeScript, HTML5, and CSS / Bootstrap, ensuring a premium feel. As a Next.js & React Dashboard Architect: I implement secure admin panels, real-time analytics hubs, complex data visualizations, and modern server-side architectures. As a Full Stack Node.js React Expert: End-to-end product engineering from building custom backend APIs with Node.js and Python, to structuring stable database layers via MongoDB and SQL. As a React Native Developer: High-fidelity Hybrid App Development, native device feature integration (biometrics, camera, background tasks) for iOS and Android Smartphone devices. As a React Designer: Bridging the gap between UI/UX and code, ensuring that layouts respect the developer-ready guidelines and maintain a conversion-focused approach. 🛠 HOW I BUILD (TECH SKILLS) Core Frontend: React, React.js, Next.js, JavaScript, TypeScript, HTML5, CSS, Bootstrap, Tailwind CSS. State & Data Architecture: Redux, Redux Toolkit, Zustand, React Query, Apollo GraphQL. Backend & API Systems: Node.js, Python, MongoDB, Firebase, REST API, GraphQL. Mobile & Hybrid Platforms: React Native, Hybrid App Development, Smartphone apps, iOS, Android integrations. Advanced Mechanics: React Animation (Framer Motion), React Dashboard UI, Responsive Design, Web Design, Web Performance Engineering. 🤖 AI-DRIVEN DEVELOPMENT WORKFLOW As an AI-Driven Frontend & Full Stack Engineer, I actively combine 13+ years of core engineering logic with cutting-edge AI-native tools (Cursor, Claude Code, GitHub Copilot, OpenAI GPT-4o, Claude Sonnet) to: Accelerate Delivery: Speed up repetitive front-end development by 30-40%, getting your MVP to launch faster. Enhance Code Quality: Automated AI-assisted code reviews, bulletproof refactoring, and AI-enhanced CI/CD pipelines. AI App Development: Smooth integration of third-party AI models (LLMs, vectors, embeddings) directly into your React or mobile interface. ⚡ SERVICES I OFFER Full-scale React MVP Development & Next.js SaaS setups Full Stack React & Node.js application scaling React Native mobile app interfaces & Hybrid App Development Highly interactive React Dashboard & Admin Panel systems Native API integrations & multi-tenant cloud architectures Looking for a world-class Full Stack Node.js React Developer | React Native Developer | Next.js Specialist who understands how to transform engineering code into real business growth? Let’s connect! Send me a message detailing your product goals, and let's craft a solid plan for your sprint. 🚀
Volodymyr P. has worked .
Onix-Systems, LLC
Associated with
Onix-Systems, LLC
$20M+
earned
Peter R.
$35/hr
100% Job Success
$200K+ earned
Available now
Offers consultations
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🏆𝗧𝗢𝗣 𝟭% 𝗪𝗲𝗯 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 𝗼𝗻 𝗨𝗽𝗪𝗼𝗿𝗸🏆𝟭𝟱+ 𝘆𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽, my Clients grow by $30M Revenue Annually with my work, 3400+ working hours at UpWork , more than hundred 5 star proven feedbacks at UpWork. i'm 𝙎𝙚𝙣𝙞𝙤𝙧 Web Development Expert 𝙃𝙩𝙢𝙡/𝘾𝙨𝙨/𝙅𝙖𝙫𝙖𝙎𝙘𝙧𝙞𝙥𝙩/𝙋𝙝𝙥/𝙇𝙖𝙧𝙖𝙫𝙚𝙡/𝙍𝙚𝙖𝙘𝙩 and 𝙒𝙊𝙍𝘿𝙋𝙍𝙀𝙎𝙎/𝙒𝙤𝙤𝘾𝙤𝙢𝙢𝙚𝙧𝙘𝙚 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙚𝙧 𝙖𝙣𝙙 𝘿𝙚𝙨𝙞𝙜𝙣𝙚𝙧 / Full Cycle 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙢𝙚𝙣𝙩 𝙖𝙣𝙙 𝘿𝙚𝙨𝙞𝙜𝙣 𝙎𝙥𝙚𝙘𝙞𝙖𝙡𝙞𝙨𝙩, 𝙞 𝙝𝙖𝙫𝙚 𝙬𝙤𝙧𝙠𝙚𝙙 𝙛𝙤𝙧 𝙉𝙄𝙉𝙏𝙀𝙉𝘿𝙊 𝙀𝙪𝙧𝙤𝙥𝙚 𝙂𝙢𝙗𝙝 𝙖𝙨 𝙞𝙣𝙙𝙞𝙫𝙞𝙙𝙪𝙖𝙡 𝙘𝙤𝙣𝙩𝙧𝙖𝙘𝙩𝙤𝙧, i'm Certified WordPress Developer by TemplateMonster, here the link for certificate: certification.templatemonster.com/certificates/c1e72582ddfb2a2af92277df25392a44/ i am expert in: ✅WordPress - 15 years of experience, ✅Php - 12 years of experience, ✅Laravel - 7 years of experience, ✅React.js - 5 years of experience, ✅JavaScript (ES6) - 9 years of experience, ✅WooCommerce - 12 years of experience, ✅React Native, Flutter - 5 years of experience, ✅Figma/XD/PSD Design - 7 years of experience, ✅Html5 , Css3 , Bootstrap - 15 years of experience I'm Full-Stack Engineer, expert in: Web and Mobie Apps Design and Development: WordPress, Php, Laravel, W3C, Crossbrowser, Figma Design, React, Flutter, React Native, Mobile Friendly web programming , PROFITABLE sites and apps development ⭐️⭐️⭐️⭐️⭐️My most famous clients: NINTENDO, BOSS Audio, ICVR.io, TryArti.com ⭐️⭐️⭐️⭐️⭐️i developing websites and apps that gives 🎯 PROFIT for my clients. ⭐️⭐️⭐️⭐️⭐️After starting our collaboration revenue of my clients grow by 🎯 $30M per year 🔸 I’m always open to exciting new opportunities to make your business more successful 🔸 Click the 𝐈𝐍𝐕𝐈𝐓𝐄 button and let's start! Advanced skills list: Html5 , xhtml , html , css3 , css , javascript , laravel , react.js , vue.js , socket.io , php , web programming , startup , mvp , joomla , wordpress expert, wordpress developer, web development , web developer , working with startups, mvp startup development, mvp development, web app development, senior web developer, website development, website developer, portal development, platform development, web developer, psd to html , sketch to html , figma to html , figma to react , figma to laravel , figma to woocommerce , figma to wordpress , wordpress engineer , full-stack engineer , web dev , twitter bootstrap , Web, Mobile & Software Dev , Software Development Company My mostly WordPress skills and roles : WordPress developer, WordPress expert, WordPress website development, WordPress design, WordPress customization, WordPress theme customization, WordPress plugin development, WordPress theme development, WordPress migration, WordPress eCommerce, WordPress speed optimization, WordPress maintenance, WordPress site redesign, WordPress backend development, WordPress front-end development, WordPress API integration, WordPress with WooCommerce, WordPress membership site, WordPress performance optimization, WordPress responsive design, WordPress hosting setup, WordPress speed optimization, WordPress for bloggers, WordPress for small business, WordPress for enterprise, Custom WordPress theme development, WordPress landing page design, WordPress content migration, WordPress redesign for mobile, WordPress optimization for SEO, WooCommerce expert, WordPress developer with Elementor, WordPress developer with Divi, WordPress with Gutenberg, Web Development, Web App Development, Web Application Development, Web Developer, Web App Developer, Web Application Developer, Full-Stack Developer, Full-Stack Development, Front-End Developer, Front-End Development Frontend Developer, Frontend Web Developer, Frontend Development, Website Developer, Website Development, Senior Web Developer, Develop Website, Create Website, Code Website, Website Coder, Design and Code Website, Design and Develop Website, Develop Webpage, Landing Page Developer, Code Figma to Html, WebApp and Website Design and Development, Senior UI/UX Designer and ongoing PHP/JavaScript Development, Full Time Frontend Developer, Figma Web-App to HTML/CSS, Web Frontend Developer, Frontend Dev, JavaScript Programmer, React Developer, React.js Developer, React js Developer, ReactJS Developer, Laravel Web Developer, Laravel Developer, Laravel Development, Convert Wordpress to HTML, Convert HTML to Wordpress, Improve website speed, PSD to CSS/HTML, Figma to CSS/HTML, Convert PSD to HTML5/CSS3, Convert Figma to HTML5/CSS3, UI web changes, Need CSS and HTML programmer, HTML Layouts for web based software app, Design updates to new design, Responsive Design, Convert HTML site to WordPress, Looking for WordPress expert, CSS & HTML, One Page E-Commerce Platform, WooCommerce Developer, WooCommerce Development, Senior UI/UX Designer and ongoing PHP/JavaScript Development, MVP Development, Web Development Agency, Web Development Company, Certified Web Developer
Peter R. has worked .
Danila L.
$30/hr
100% Job Success
$3K+ earned
Available now
Offers consultations
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🏆 Why My AI Solutions Stand Out 6+ years engineering software, now a senior AI Developer / Automation Specialist / AI LLM Engineer 50+ AI Automation workflows, AI LLM apps, and AI Solutions delivered end-to-end $3k+ on Upwork at 100% Job Success Score, Top Rated AI Automation cutting manual workloads up to 70% and saving teams 30+ hours/week Production AI LLM and machine learning systems with RAG accuracy 90+/100 and inference costs cut 50% 💥 Recent win - for a SaaS support team, my custom AI Automation + LLM agent replaced ~60% of manual ticket triage, cutting first-response time from hours to minutes and freeing the team for higher-value work. 👋 Hi there! Got an idea for an AI product, a process you want to automate, or an AI LLM workflow that needs to scale beyond a quick demo? Anyone can call an API – but shipping reliable AI Solutions that are stable, scalable, and used by real users is a different level. As a senior AI Developer, Automation Specialist, and software developer with 6+ years of engineering experience, I turn ideas into real AI Automation systems, AI LLM apps, AI agents, and full-stack products – architected for long-term growth, not just a working prototype. From a focused AI LLM chatbot to a complex AI Automation pipeline or an end-to-end AI Solutions platform, every AI solution is engineered to last. ⭐️⭐️⭐️⭐️⭐️ "The system was delivered as a fully production-ready product with clean architecture, excellent performance, and real automation that saved our team hours every day. It went far beyond a simple proof of concept." 🚀 AI Solutions, Automation & Product Engineering Services 📌 AI Solutions & MVP Development Complete AI Solutions from scratch – architecture, models, backend, data, deployment Rapid but structured MVP delivery focused on validation and future scalability 📌 AI Automation & Workflow Engineering End-to-end AI Automation with n8n, Make, Zapier and Airtable, plus fully custom Python/Node pipelines As an Automation Specialist, I connect your tools, data and LLM logic into one reliable system – from quick Zapier automation to advanced custom workflows 📌 LLM Apps, Agents & RAG LLM-powered chatbots, copilots and autonomous agents built on OpenAI & Anthropic RAG pipelines with vector search for accurate, context-aware AI Solutions 📌 Integrations & APIs Clean, maintainable APIs that plug AI LLM and AI Automation into existing products Authentication, webhooks, queues and event-driven workflows 📌 Data, Backend & Deployment Scalable backend powering high-load AI Solutions and AI Automation workloads Production infrastructure: databases, monitoring, cost control and scaling 🔧 Process, Tech-Stack & Delivery Discovery & Architecture – as an AI Developer, I define the right architecture before building, so each AI Automation system scales as the business grows. Build (Models & Logic) – modern AI LLM orchestration, RAG, agents and prompt engineering on top of a solid Python/Node backend. Automation Layer – an Automation Specialist approach that turns manual, repetitive work into reliable AI Automation. Testing & Evaluation – evals, guardrails and performance tuning for trustworthy AI Solutions. Deployment & Scaling – CI/CD, Docker, AWS and serverless for production-ready AI systems with 99.9% uptime. 🧩 AI Solutions (MVP → production → scaling) 🤖 LLM chatbots, copilots & AI virtual assistant agents ⚙️ AI Automation pipelines, AI lead generation & internal tools 🔍 RAG & vector search systems 🔐 Integrations, APIs, auth & deployment-ready AI systems 📈 Social media marketing automation & AI software workflows ⚙️ Tech Stack OpenAI · Anthropic Claude · GPT · AI LLM orchestration · Machine Learning · LangChain · LlamaIndex · RAG · Embeddings · Pinecone · Weaviate · pgvector · n8n · Make · Zapier · Airtable · Python · FastAPI · Node.js · TypeScript · PostgreSQL · MongoDB · Redis · AWS · Docker · Vercel · CI/CD 🚀 Looking for an AI Developer, Automation Specialist, AI Engineer, LLM Developer, Data Scientist, Python Developer, Web Developer, AI Solutions Architect, Prompt Engineer, AI Agent Developer, or Workflow Automation expert to build a fast, scalable AI product? I create modern AI Solutions focused on performance, reliability and real business results. 📩 Send me your project details – let's turn your idea into high-quality, scalable AI Automation and LLM-powered AI Solutions. 📅 Last updated: 13.06.2026
Danila L. has worked .
Mettevo Digital Agency
Associated with
Mettevo Digital Agency
$1M+
earned
Varun J.
$24/hr
100% Job Success
$200K+ earned
Available now
Offers consultations
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I am a Full Stack SaaS Developer specializing in building scalable, subscription-based SaaS products from concept to launch. I help startups, founders, and businesses transform ideas into production-ready software using React, Next.js, JavaScript, TypeScript, Node.js, PostgreSQL, MongoDB, AWS, and modern cloud technologies. Over the years, I have helped companies build SaaS applications, customer portals, CRM systems, ERP platforms, marketplaces, AI-powered products, internal business tools, membership platforms, and workflow automation solutions. My expertise covers the complete SaaS development lifecycle from product architecture and MVP development to scaling, optimization, and long-term maintenance. Whether you're looking to build a new SaaS product, modernize an existing platform, create a customer-facing dashboard, implement subscription billing, or develop a complex multi-tenant application, I can help deliver a secure, scalable, and user-friendly solution. 𝗦𝗮𝗮𝗦 & 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: ✓ SaaS Product Development ✓ Full Stack Development ✓ Multi-Tenant SaaS Architecture ✓ MVP Development for Startups ✓ B2B SaaS Platforms ✓ B2C SaaS Applications ✓ Enterprise Software Development ✓ Customer Portals & Self-Service Platforms ✓ Subscription-Based Applications ✓ Stripe Billing & Payment Integrations ✓ REST API & GraphQL Development ✓ Authentication & Authorization Systems ✓ Role-Based Access Control (RBAC) ✓ Admin Dashboards & Analytics Platforms ✓ CRM & ERP Development ✓ Workflow Automation Platforms ✓ AI SaaS Applications ✓ API Integrations & Third-Party Services ✓ Database Architecture & Optimization ✓ Cloud Deployment & DevOps ✓ Performance Optimization & Scalability 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: React.js • Next.js • JavaScript • TypeScript • Node.js • Express.js • NestJS • PostgreSQL • MongoDB • MySQL • Prisma • Supabase • Firebase • AWS • Vercel • Docker • Redis • Tailwind CSS • Material UI • Stripe • OpenAI API • Anthropic Claude API • REST APIs • GraphQL I focus on building software that not only works but is designed for growth, scalability, maintainability, and business success. My goal is to become a long-term technology partner for startups and businesses looking to build world-class SaaS products. 𝗦𝗲𝗮𝗿𝗰𝗵 𝗺𝗲 𝘂𝘀𝗶𝗻𝗴 𝗸𝗲𝘆𝘄𝗼𝗿𝗱𝘀: SaaS Developer, Full Stack SaaS Developer, SaaS Application Developer, SAAS Only, SAAS Development, React Developer, Next.js Developer, JavaScript Developer, TypeScript Developer, Node.js Developer, SaaS Architect, Startup MVP Developer, Software Engineer, Web Application Developer, Product Developer, CRM Developer, ERP Developer, Dashboard Developer, Multi-Tenant SaaS Developer, Subscription Platform Developer, Stripe Integration Expert, API Integration Developer, AI SaaS Developer, Cloud Application Developer, B2B SaaS Developer, SaaS Product Engineer, Full Stack Engineer.
Varun J. has worked .
Talentegia Technologies Pvt. Ltd.
Associated with
Talentegia Technologies Pvt. Ltd.
$3M+
earned
Hafiz A.
$25/hr
100% Job Success
$10K+ earned
Offers consultations
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I am a senior PHP/Laravel & JavaScript engineer with over 6 years of experience. I helped my clients grow their businesses over the years. I have strong experience with business websites, payment solutions, workflow systems, SaaS applications, portfolios, online learning applications, back-end development for mobile applications, and integrating third-party APIs (Stripe, PayPal, in-app purchases, Twilio, SendGrid, Pusher, Facebook, Instagram, Google Maps, OAuth 2.0, Auth0, AWS S3, Google Analytics). I always thrive on new challenges, and I'm eager to collaborate with clients to bring their visions to life. Let's discuss how I can assist you in achieving your project goals. 🌟 🚀 My technical expertise includes: -- Web Development: PHP, Laravel, WordPress, Shopify, Vue.js, React.js, HTML, CSS, JavaScript, JSON, jQuery, Node.js, AJAX -- WordPress Development: Theme Development, Plugin Development, Customization -- Web Servers Setup: Apache, Linux & Nginx -- Database Management: MySQL & SQL Servers -- Scraping & Data Processing: CURL, Web Scraping Tools -- API Development & Integration: JSON Parsing, XML Parsing 🛠 API/Services Integration Expertise: -- AWS Services: EC2, Route53, Workmail, S3 Buckets, Neural Translate, Video Transcribe, Voice Synthesize -- Google: Firebase Cloud Messaging, Neural Translate, Video Transcribe, Voice Synthesize, Cloud Bucket, Analytics -- Payment Gateways: PayPal, Stripe, Crypto -- Social Media APIs: Facebook Login/Graph API, Instagram Posts API, Twitter API -- Communication APIs: Nexmo SMS/Calling, Twilio, Mailgun, MailChimp ⭐Additional Skills: Git, Jira, Asana ✅ Why Choose Me: -- Over 6+ years of experience as a PHP/Laravel developer -- Clean and quality code is always a top priority -- Proven track record of successful project deliveries -- Passionate about building scalable software solutions -- Strong adherence to best practices in OOP, SOLID Principles, and Design Patterns -- Committed to delivering quality and purposeful solutions Be 100% sure that the website I'll build for you will be 100% responsive & mobile-friendly. I provide full support after finishing the project. 🤙 I am available for video, phone, and chat most of the time, and my calls will be effective and straight to the point, to achieve maximum satisfaction. 🌟Ready to turn ideas into action? Let's discuss how we can achieve greatness together – your next big breakthrough is just a conversation away. 🌟
Hafiz A. has worked .
Meer Md Estiyak A.
$40/hr
100% Job Success
$7K+ earned
Start of list.
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Hi, I’m Meer, a Senior Full-Stack JavaScript Developer with 5+ years of experience building production-ready software that powers real businesses every day. I specialize in Node.js backends, React & Next.js frontends, and end-to-end systems. from secure APIs and databases to fast, responsive interfaces that handle complex user flows, transactions, and scale as your company grows. You get reliable, high-performing apps that just work, whether it's an internal tool, SaaS platform, customer-facing web app, or full MERN-style project. What working with me means for your project: - Clean, maintainable code across the full stack, modular, well-documented, and built for long-term stability and easy handoff to your team - Secure, scalable backends with robust Node.js APIs, proper authentication, error handling, and database design (MongoDB, PostgreSQL, etc.) that grow without breaking - Fast, responsive frontends using React or Next.js (SSR/SSG/ISR for speed & SEO), pixel-perfect, mobile-friendly, and optimized for performance - End-to-end ownership, I handle integration, deployment, and edge cases so everything connects smoothly and performs under real load - Engaging user experiences with intuitive interactions, smooth animations where needed, and clear data flows that keep users happy and coming back - Secure & reliable delivery with best practices to minimize bugs, technical debt, vulnerabilities, and surprises down the line - Clear communication & on-time results, I keep you in the loop every step, so your project launches smoothly and delivers real business value I've delivered production systems for startups, growing companies, and teams, turning ideas into apps that support daily operations, handle real users, and drive growth without constant fixes. Highlights include: Proven experience on high-traffic, real-world apps: As an initial core frontend team member at FundedNext (prop trading firm with 364,600+ accounts, $150M+ paid out, 4.5/5 Trustpilot from 55k+ reviews), I helped develop responsive trader dashboards, live performance visualizations, challenge tracking UIs, and engaging interactions, ensuring fast, reliable experiences for global users across devices. My modern full-stack toolkit: Node.js (Express/NestJS), React & Next.js, TypeScript, databases (MongoDB/PostgreSQL), state management, authentication (JWT/OAuth), cloud/deployment (AWS/Vercel/Docker), performance tools, and intelligent AI-assisted workflows to build faster while keeping everything precise, secure, and production-grade. If you're looking for a dependable full-stack partner who takes ownership, delivers clean and scalable solutions, and makes your technical side hassle-free. let's talk about your project. Message me today, and I'll review your needs and show how I can help you get solid results fast.
Meer Md Estiyak A. has worked .
Abderrahman L.
$50/hr
91% Job Success
$40K+ earned
Offers consultations
Start of list.
End of list.
Are you a startup owner who's tired of dealing with unskilled professionals who lack commitment, miss deadlines, and fail to drive your project to success? Or perhaps you're a project manager frustrated by the lengthy hiring process, only to end up with candidates who overpromise but underdeliver? Look no further! As a software engineer, I provide full transparency, direct communication, and a genuine commitment to your project's success. I have previously worked as a software engineer with Cynoia, where I contributed to their successful $930k funding round by developing microservices, and implementing and integrating the UI screens with the backend system. The Services that I offer: 1- Commitment To My Clients: I guarantee never to let you down, leveraging my expertise and dedication to ensure every project, regardless of size or complexity, receives the utmost attention and care. 2- Respect For Your Time: Recognizing the value of your time, I offer prompt and efficient services on demand, ensuring timely delivery without compromising quality. 3- Frontend Web Application Development: Create visually appealing and highly functional web applications to meet your specific needs. 4- Web Application Maintenance and Optimization: Expertly troubleshoot, enhance, and optimize existing front-end applications to ensure peak performance and usability. 5- Backend and Headless CMS Integration: Seamlessly integrate backend systems to your frontend app and headless CMS solutions to streamline content management and enhance website functionality. 6. Backend Development & API Integration: Develop robust backend systems and seamlessly integrate APIs to ensure efficient data handling, secure operations, and enhanced functionality across your web applications. 7. Database Design & Implementation: design and implement scalable database solutions, ensuring efficient data storage, retrieval, and management to support your application's performance and reliability. As a well-versed software engineer, I used to work with these technologies: Front-end Technologies ⚛️ React.js 🌐 Gatsby.js 🌐 Vue.js 🌐 Nuxt.js ⏭️ Next.js 🔷 TypeScript 🅗 HTML5 🎨 CSS/CSS3 🅱️ Bootstrap 🌬️ Tailwind CSS 🧶 SASS 🧩 Material UI 🦋 Shadcn 🌟 NextUI Backend Technologies ✅ Socket.io 🐰 RabbitMQ 🔷 TypeScript 🟢 Node.js 🛡️ NestJS 🚂 Express.js Database Technologies 🐬 MySQL | MariaDB 🐘 PostgreSQL 🍃 MongoDB 🔥 Redis 💼 You can see some of my work in the portfolio section. Here’s the process we’ll follow: - An invitation to the job posting initiates the collaboration. - Once confirmed, a call is scheduled to discuss the project in detail. - Key aspects such as the idea, deadlines, functionalities, and other details are finalized. - Within a day, a comprehensive plan is provided, including the timeline, milestones, and execution strategy. - Work begins promptly after the plan is agreed upon. 📞 If this sounds good to you, press the "invite button" and we can get started!
Abderrahman L. has worked .
Vitalii R.
$55/hr
100% Job Success
$300K+ earned
Offers consultations
Start of list.
End of list.
My clients emphasized my ability to quickly dive into projects and deliver results aligned with requirements and acceptance criteria within the required timeframe. Greetings! I am a Senior front-end developer with a proven track record in React.js, Angular, JavaScript, HTML, and CSS. Finished 39+ projects. 5500+ happy hours, full of challenging tasks, crucial moments, and fun. From an idea to the final launch, I've got you covered. Please feel free to write to me before the project. ⭐⭐⭐⭐⭐ "Vitalii is a person to cooperate with for those who care about their time, money, quality of work, deadlines, and want to avoid hustling. I was impressed by his ability to dive into the context of tasks, finding the right approach for a particular task, asking the right questions, and providing updates on a daily basis. Everything went smooth from the very first message to the final result. We were able to rump up the developing process, improve the code base without the need for big rewrites, and all within just a week with Vitalii's help. His architecture skills and experience have helped us to find the right way for developing the last milestone which was quite tricky and complicated." - Daniel Turczański, Entrepreneur, JQL Search Extensions. Upd: 25.07.25 Why you should choose me over other front-end developers: 🏅 Top Rated Plus Front-End Developer - ONLY 3% on Upwork 🎯 All projects have successfully finished with five-star feedback ✅ Certificates from Microsoft and Udemy ⚡ Immediate answers to any contract/invite in less than three hours ⌚ Available for RUSH projects and calls You will get more than just a front-end developer: - Top-notch experience in Front-end development (React, Angular, JavaScript, Typescript, HTML, CSS) - Proven soft and hard skills - Ability to quickly dive into the project and deliver results within a minimum time frame - 24/7 availability for communication and support - Hustle-free environment for your ideas - An individual deeply committed to your success and adding value to your enterprise --- Keywords: Front End Developer, Front End Development, Front End, React, React.js, TypeScript, JavaScript, JS, Redux, Redux Toolkit, React Hook Form, React Query, React Table, React Router, React Bootstrap, Material UI, MUI, Angular, Angular.js, Angular 8, Angular 9, Angular 10, Angular 11, Angular 12, Angular Material, Ng Bootstrap, NgRx, RxJS, Ng cli, Nx cli, Next.js, SSR, SSG, SWR, App Router, Pages Router, Tailwind CSS, Tailwind, Radix UI, Shadecn UI, Styled Components, CSS Modules, HTML, HTML5, CSS, CSS3, Twitter Bootstrap, Bootstrap, Sass, Less, Scss, Webpack, Vite, Vite.js, Vercel, Cloudflare Pages, API, REST, Graphql, Jira, Asana, Shortcut, GitHub, BitBucket, GitLab, Figma, Zeplin, Adobe XD, Landing Page, SaaS, MVP, PoC, Startup, Product, Enterprise.
Vitalii R. has worked .
$18/hr
100% Job Success
$20K+ earned
Available now
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Hi there 👋 I'm a web developer with solid experience in Full-Stack development🚀 I can provide you the best suitable solutions for your requirements. My tech stack : Front-end Development Core Technologies: JavaScript, TypeScript Frameworks: React, Next.js State Management: Redux, Context API, MobX, Zustand Animations: Framer Motion, React-Spring Authentication: OAuth2, JWT API Integration: RESTful services, GraphQL Mobile Development: React Native Backend Development Frameworks: Nest.js, Express.js APIs: RESTful, GraphQL WebSocket Responsive UI & Component Libraries Core Technologies: HTML5, CSS3, Sass CSS Frameworks: Tailwind, Bootstrap, Material Design, Ant Design, Shadcn Cross-browser Compatibility: Ensuring consistency across devices Testing & Quality Assurance Unit Testing: Jest, Vitest End-to-End Testing: Cypress Integration & API Testing: Postman DevOps and Automation Version Control: Git (branching, rebasing, Husky Git hooks) Containerization & Orchestration: Docker, Docker Compose CI/CD Pipelines: Vercel, Netlify, Bitbucket, AWS Database Management & Data Layer Databases: PostgreSQL, MySQL, MongoDB, ORMs: Sequelize, Mongoose, PrizmaORM API Documentation & Collaboration API Collaboration: Postman Other Tools & Libraries Utilities: Lodash, HTTP libraries Data Visualization: Chart.js, Lightweight-charts.js 3D Graphics: Three.js E-commerce: Shopify integration Email Handling: TwillioApi I am available up to 40-45 hours per week basis. Please feel free to get in touch with me, I am here to help with your project!
Sergey M. has worked .
Face IT
Associated with
Face IT
$10M+
earned
$30/hr
91% Job Success
$50K+ earned
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Sergey at your disposal . I am a full stack developer with deep understanding in JavaScript , TypeScript , Java and PHP languages and take pride in my knowledge of the following technologies : 💻 𝐑𝐞𝐚𝐜𝐭 , 𝐍𝐞𝐱𝐭𝐉𝐒 , 𝐕𝐮𝐞 , 𝐍𝐮𝐱𝐭𝐉𝐒 , 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 🔄 𝐑𝐞𝐝𝐮𝐱 , 𝐂𝐨𝐧𝐭𝐞𝐱𝐭 𝐀𝐏𝐈 , 𝐅𝐥𝐮𝐱 , 𝐙𝐮𝐬𝐭𝐚𝐧𝐝 🖥️ 𝐍𝐨𝐝𝐞 , 𝐄𝐱𝐩𝐫𝐞𝐬𝐬 , 𝐍𝐞𝐬𝐭 🐘 𝐏𝐇𝐏 , 𝐋𝐚𝐫𝐚𝐯𝐞𝐥 , 𝐒𝐲𝐦𝐟𝐨𝐧𝐲 🗄️ 𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋 , 𝐌𝐨𝐧𝐠𝐨𝐃𝐁 , 𝐌𝐲𝐒𝐐𝐋 🧠 𝐇𝐞𝐚𝐝𝐥𝐞𝐬𝐬 𝐂𝐌𝐒 - 𝐒𝐚𝐧𝐢𝐭𝐲 , 𝐒𝐭𝐫𝐚𝐩𝐢 , 𝐂𝐨𝐧𝐭𝐞𝐧𝐭𝐟𝐮𝐥 ☕ 𝐉𝐚𝐯𝐚 , 𝐇𝐢𝐛𝐞𝐫𝐧𝐚𝐭𝐞 ☁️ 𝐀𝐖𝐒 , 𝐒𝟑 𝐁𝐮𝐜𝐤𝐞𝐭𝐬 , 𝐄𝐂𝟐 , 𝐀𝐳𝐮𝐫𝐞 , 𝐅𝐢𝐫𝐞𝐛𝐚𝐬𝐞 🔗 𝐆𝐫𝐚𝐩𝐡𝐐𝐋 , 𝐀𝐩𝐨𝐥𝐥𝐨 𝐂𝐥𝐢𝐞𝐧𝐭 If you're looking for quick deliverables and high quality code sources , shoot your shot . Message me RIGHT NOW for discussions and lets get this started . I am impatient to discuss your project details
Sergey K. has worked .