Website Designers for hire in Brazil
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Hire carlosd178
I’m a results-driven full-stack developer with strong expertise in modern front-end frameworks and backend technologies. I specialize in building elegant, scalable web applications using React, Next.js, Vue, Nuxt, and Tailwind CSS, while delivering robust server-side solutions with Laravel, NestJS, Django, FastAPI and...I’m a results-driven full-stack developer with strong expertise in modern front-end frameworks and backend technologies. I specialize in building elegant, scalable web applications using React, Next.js, Vue, Nuxt, and Tailwind CSS, while delivering robust server-side solutions with Laravel, NestJS, Django, FastAPI and Node.js. My experience includes creating interactive 3D experiences with Three.js and developing decentralized applications powered by Web3 and smart contracts. I enjoy translating complex requirements into clean, efficient code and intuitive user experiences. With a focus on performance, maintainability, and best practices, I help businesses launch high-impact digital products, from responsive websites to blockchain-based platforms, on time and at scale. less -
Hire MarkRios
Service 24h Let me know what you need via chat. - Graphic Designer - Images / Photos - Editing, Retoucher an manipulator - Flyers - Banners - Posters - Infographics - Professional photographer (...)Service 24h Let me know what you need via chat. - Graphic Designer - Images / Photos - Editing, Retoucher an manipulator - Flyers - Banners - Posters - Infographics - Professional photographer (...) less -
Hire melopgabriel
I'm a Full-Stack Web, Mobile, Blockchain & AI Expert with extensive experience building modern, scalable, and high-performing digital products from concept to deployment. I specialize in building AI-powered chatbots and conversational agents — from customer support and lead-qualification bots to RAG-based knowledge...I'm a Full-Stack Web, Mobile, Blockchain & AI Expert with extensive experience building modern, scalable, and high-performing digital products from concept to deployment. I specialize in building AI-powered chatbots and conversational agents — from customer support and lead-qualification bots to RAG-based knowledge assistants — integrating LLM APIs (OpenAI, Claude) into production-ready backends. I help startups, agencies, and businesses transform ideas into production-ready applications by combining clean development practices with the latest AI and automation technologies. Whether you need a custom web platform, mobile application, AI-powered solution, or workflow automation, I deliver reliable, maintainable solutions focused on performance, scalability, and user experience. ⭐⭐⭐⭐⭐What I can help you with ⭐ AI Chatbots & AI Agents ⭐ AI Integration (OpenAI, Claude, Gemini, LangChain, MCP) ⭐ Workflow Automation (n8n, Make.com, Zapier) ⭐ Full-Stack Web Development (React, Next.js, Vue.js, Laravel, Node.js, PHP) ⭐ REST APIs & Third-Party API Integrations ⭐ Mobile App Development (React Native, Flutter, Android, iOS) ⭐ Database Design (PostgreSQL, MySQL, Supabase, Firebase) ⭐ Blockchain Development (Solidity, Go, Flutter) and ICO handling ⭐ WordPress & WooCommerce Development ⭐ Shopify Store Development & Customization ⭐ AWS, Vercel, DigitalOcean & Cloud Deployments ⭐ Performance Optimization & Bug Fixing ⭐⭐⭐⭐⭐Why clients work with me ⭐ Clean, scalable, and well-documented code ⭐Strong communication and regular progress updates ⭐ Detail-oriented with a focus on quality ⭐Fast turnaround without compromising reliability ⭐Long-term support after project delivery ⭐Problem-solving mindset for complex technical challenges I believe great software is more than just writing code—it's about understanding business goals and building solutions that create measurable value. I take ownership of every project and work closely with clients to ensure the final product exceeds expectations. If you're looking for a dependable developer who can build, improve, or automate your business with modern web, mobile, blochain and AI technologies, I'd be happy to discuss your project. less -
Hire brenob18
Senior Backend Engineer and AI Agent Engineer with experience building scalable distributed systems, LLM-powered applications, and high-throughput backend platforms used by hundreds of thousands of users. Strong background in Golang microservices, Python AI systems, and cloud-native infrastructure, with hands-on...Senior Backend Engineer and AI Agent Engineer with experience building scalable distributed systems, LLM-powered applications, and high-throughput backend platforms used by hundreds of thousands of users. Strong background in Golang microservices, Python AI systems, and cloud-native infrastructure, with hands-on experience designing RAG pipelines, AI agents, real-time APIs, and high-scale data platforms. Proven track record of leading backend architecture, improving developer productivity, and delivering production-grade AI systems in fast-paced startup environments. less -
Hire diegovisiso
I turn your idea into a clean, reliable mobile app — built right the first time. I'm a Computer Science graduate specializing in Android development. I build native Android apps with Kotlin and Java, and cross-platform apps with Flutter and React Native, handling everything from UI and navigation to databases and...I turn your idea into a clean, reliable mobile app — built right the first time. I'm a Computer Science graduate specializing in Android development. I build native Android apps with Kotlin and Java, and cross-platform apps with Flutter and React Native, handling everything from UI and navigation to databases and Firebase integration. What I can build for you: ✔ Native Android apps (Kotlin / Java) ✔ Cross-platform apps (Flutter, React Native) ✔ Firebase integration — authentication, real-time database, cloud storage, notifications ✔ Database design and integration (SQLite, MySQL) ✔ Bug fixes and improvements for existing Android apps Why work with me: ✔ Clean, scalable code using modern Android practices (OOP, View Binding, Navigation Components) ✔ Clear communication and honest timelines — you'll always know where your project stands ✔ Careful testing before every delivery Before moving into development, I worked in IT support and network analysis, so I know how to listen to what users actually need, solve problems under pressure, and explain technical things in plain language. Native Portuguese speaker — happy to work with clients in Portuguese or English. Send me a message about your project and I'll get back to you quickly. Let's build something great. less -
Hire arthurp78
I help businesses build modern web applications, scalable SaaS platforms, e-commerce solutions, and custom business systems that are fast, secure, and built to grow. Whether you're launching a startup, automating business processes, creating an online platform, or improving an existing application, I deliver clean,...I help businesses build modern web applications, scalable SaaS platforms, e-commerce solutions, and custom business systems that are fast, secure, and built to grow. Whether you're launching a startup, automating business processes, creating an online platform, or improving an existing application, I deliver clean, maintainable solutions focused on performance, scalability, and user experience. Here's How I Can Help : 🚀 Full-Stack Web Development ✅ Custom Web Application Development ✅ SaaS Platform Development ✅ Business Management Systems ✅ CRM & ERP Development ✅ Admin Dashboards ✅ REST API & GraphQL Development ✅ Third-Party API Integration ✅ Authentication & User Management ✅ Database Design & Optimization ✅ Cloud Deployment & Server Configuration ⚛️ Front-End Development ✅ React.js Development ✅ Next.js Applications ✅ TypeScript Development ✅ Responsive UI Development ✅ Tailwind CSS ✅ Modern JavaScript (ES6+) ✅ Performance Optimization ✅ SEO-Friendly Websites ⚙️ Back-End Development ✅ Node.js Development ✅ Express.js APIs ✅ PHP & Laravel ✅ ASP.NET Core (C#) ✅ PostgreSQL & MySQL ✅ MongoDB ✅ Firebase & Supabase ✅ Payment Gateway Integration ✅ File Upload Systems ✅ Email & Notification Systems 🤖 AI & Automation ✅ OpenAI / ChatGPT Integration ✅ AI-Powered Web Applications ✅ Workflow Automation ✅ API Automation ✅ Data Processing Tools ✅ AI Chatbots ✅ Business Process Automation 🛒 Shopify & E-Commerce ✅ Shopify Store Development ✅ Theme Customization ✅ Shopify App Integration ✅ Shopify Plus Solutions ✅ Store Migration ✅ Custom Sections & Features ✅ Performance Optimization ✅ Payment Gateway Integration 📈 Performance & Optimization ✅ Website Speed Optimization ✅ Bug Fixes & Maintenance ✅ Mobile Responsive Development ✅ Security Improvements ✅ Scalability Optimization ✅ Conversion Rate Optimization (CRO) 🎯 Why Work With Me? 🤝 Clear and responsive communication 📅 Reliable project delivery 🧹 Clean, maintainable, and scalable code ⚡ Performance-focused development 🔒 Secure and production-ready solutions 🛠 Long-term support after project completion 🌟 My Goal : I build software that solves real business problems—not just websites. Whether you need a SaaS platform, business dashboard, custom web application, AI-powered solution, Shopify store, or full-stack website, I'm committed to delivering reliable, scalable, and high-quality results. 📩 Let's discuss your project and build something great together. less -
Hire FelipeOue
Full-stack software engineer and UX designer. Specialized in web and desktop applications, with experience in security, finance, fulfillment, low-level drivers, and API integrations. My preferred programming languages are PHP, JS, Go, C# and C++.Full-stack software engineer and UX designer. Specialized in web and desktop applications, with experience in security, finance, fulfillment, low-level drivers, and API integrations. My preferred programming languages are PHP, JS, Go, C# and C++. less -
Hire AnjosGustavo
I help startups and businesses build scalable, production-ready web applications and AI-powered solutions—from architecture and development to deployment and optimization. Senior Machine Learning Engineer with a strong foundation in mathematics, probability, statistics, and software engineering, focused on...I help startups and businesses build scalable, production-ready web applications and AI-powered solutions—from architecture and development to deployment and optimization. Senior Machine Learning Engineer with a strong foundation in mathematics, probability, statistics, and software engineering, focused on transforming complex ideas into practical, reliable AI solutions. Experienced in model building, statistical learning, deep learning, Computer Vision, NLP, Generative AI, LLMs, RAG, and AI agents, with Python as the primary development language. Comfortable working across the complete ML lifecycle - from data preprocessing and feature engineering to model development, evaluation, optimization, and deployment. Also brings strong full-stack engineering experience, enabling AI models to be integrated into scalable, production-ready applications. Enjoys solving challenging technical problems with a thoughtful, data-driven approach. 🚀 Full-Stack & SaaS Development - React, Next.js, Node.js, Python, FastAPI, Django - SaaS platforms, marketplaces, dashboards, and internal tools - REST APIs, PostgreSQL, authentication, and third-party integrations - Cloud deployment, performance optimization, and maintainable architecture 🤖 Machine Learning & AI - End-to-end ML pipelines: data processing, training, evaluation, optimization, and deployment - Computer Vision, NLP, ASR, Transfer Learning, Reinforcement Learning, and Generative AI - LLM, RAG pipeline and Agentic AI - PyTorch, TensorFlow, Keras, scikit-learn, NumPy, Pandas, and SciPy My strength is connecting both worlds: I can develop intelligent models and integrate them into secure, scalable applications that solve real business and engineering problems. I look forward to building practical, reliable, and intelligent products together. less
