Freelancers pentru angajare în Brazil
Se afișează 87 rezultate
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I’m a Senior Software Engineer with 7+ years of experience building scalable, high-performance applications across web and mobile platforms. I specialize in JavaScript/TypeScript, React, React Native, Node.js, Laravel, Django, and cloud services (AWS, GCP, Azure). ✅ What I Do Best: - Full-stack development (frontend...I’m a Senior Software Engineer with 7+ years of experience building scalable, high-performance applications across web and mobile platforms. I specialize in JavaScript/TypeScript, React, React Native, Node.js, Laravel, Django, and cloud services (AWS, GCP, Azure). ✅ What I Do Best: - Full-stack development (frontend + backend + database + APIs) - Mobile app development (iOS & Android, React Native / Flutter / Swift / Android Studio) - Scalable backend systems (Node.js, Laravel, Django, Express.js, Next.js) - RESTful & GraphQL API design and integration - Database architecture (MySQL, PostgreSQL, MongoDB) - Cloud deployment & DevOps (AWS, Docker, CI/CD pipelines) - Payment gateway integrations (PayPal, Stripe, Payoneer, crypto) - Third-party API integrations (Firebase, Twilio, Google APIs, etc.) I’ve successfully delivered dozens of projects, from SaaS platforms to fintech solutions, e-commerce systems, and custom business apps. Let’s bring your project idea to life with robust and scalable solutions. mai puțin
Angajează pe shanec35
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⭐AI⭐Automation⭐Python⭐Scraping⭐WordPress⭐Mobile⭐Zapier⭐N8N⭐MERN I am a software engineer specializing in AI, automation, and full-stack development, with over 7 years of experience delivering production-grade systems. My focus is on building scalable, reliable solutions where intelligent automation is tightly...⭐AI⭐Automation⭐Python⭐Scraping⭐WordPress⭐Mobile⭐Zapier⭐N8N⭐MERN I am a software engineer specializing in AI, automation, and full-stack development, with over 7 years of experience delivering production-grade systems. My focus is on building scalable, reliable solutions where intelligent automation is tightly integrated with robust application architecture. I design and implement end-to-end systems that combine event-driven backends, clean APIs, and maintainable frontends—ensuring performance, observability, and long-term sustainability in real-world environments. Core Expertise - AI-powered automation and intelligent workflows - Event-driven architectures & orchestration - Backend systems, APIs, and services - Frontend application development - Full-stack system integration - Data processing and automation pipelines - Fault tolerance, retries, and structured error handling - Monitoring, analytics, and technical documentation Professional Highlights - Delivered full-stack applications with deeply integrated automation - Designed scalable APIs supporting real-time and asynchronous workflows - Integrated AI into operational, internal, and customer-facing systems - Built maintainable, production-ready architectures with clear handoff - Emphasized reliability, observability, and clean system design I deliver engineering solutions where automation, intelligence, and application logic operate together seamlessly—designed for scale, clarity, and long-term reliability. mai puțin
Angajează pe mauriciom46
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👋 Hi, I'm Pedro I'm a 34-year-old developer passionate about bringing ideas to life through code. Whether it’s building intelligent systems, crafting clean interfaces, or automating complex workflows, I enjoy transforming visions into concrete results. 🧠 Core Skills Languages: C++, Python, JavaScript Frameworks &...👋 Hi, I'm Pedro I'm a 34-year-old developer passionate about bringing ideas to life through code. Whether it’s building intelligent systems, crafting clean interfaces, or automating complex workflows, I enjoy transforming visions into concrete results. 🧠 Core Skills Languages: C++, Python, JavaScript Frameworks & Libraries: OpenCV, TensorFlow, Keras Web & Mobile: * Website development using modern web technologies * Android app development with Kotlin and Flutter Scripting & Automation: * Python installer scripts * PHP with SQL/NoSQL databases * Plugins for third-party software 📄 Document Processing & Data Work I have extensive experience manipulating and formatting structured documents, including PDF, CSV, Word, and EPUB files. I often automate document workflows and data transformations with Python, combining precision with performance. 🐳 Infrastructure & Tools * Proficient with Git (local and GitHub workflows) * Comfortable using Docker for containerization and deployment * Experienced in Linux (terminal) and Windows (PowerShell/MSYS2) environments * Collaborative experience using tools like Slack 🤝 Let's Build Something I value clear communication, reliable execution, and thoughtful problem-solving. Whether you need help on a specific project or a long-term collaboration, I’m ready to contribute. 📌 GitHub: https://github.com/hilbertspace05 mai puțin
Angajează pe pedrofrancab
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Translator Portugheză, Traducător de portugheză (Brazilia), Traducere, Traducător englez (SUA), Translator SpaniolăHi! I'm Brazilian and I have been working as English-Portuguese and Spanish-Portuguese translator since 2006. Over the years, I have worked with individual clients and agencies around the world in several areas of knowledge and different medias, such as websites, mobile apps, manuals, technical material, financial...Hi! I'm Brazilian and I have been working as English-Portuguese and Spanish-Portuguese translator since 2006. Over the years, I have worked with individual clients and agencies around the world in several areas of knowledge and different medias, such as websites, mobile apps, manuals, technical material, financial markets, Forex, cryptocurrencies, legal documents, contracts, marketing material, etc. I also have a Bachelor's Degree in Information Systems / Translation and a great experience with mobile apps, web development and technology content in general, so I can handle coding, HTML tags and any IT-related material. I can work with strict deadlines and I'm constantly available to chat and discuss any details with my clients. I'm a Top Rated freelancer with a lot of long term clients, so I can guarantee full commitment and a high quality job at all times. mai puțin
Angajează pe blasto2
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I’m a senior UI/UX designer and product-focused developer helping founders and businesses design, build, and launch functional digital products. I create clean, modern, conversion-driven experiences for web platforms, mobile apps, and scalable systems, with a strong focus on usability and real-world outcomes. I work...I’m a senior UI/UX designer and product-focused developer helping founders and businesses design, build, and launch functional digital products. I create clean, modern, conversion-driven experiences for web platforms, mobile apps, and scalable systems, with a strong focus on usability and real-world outcomes. I work at the intersection of UX, strategy, and development, turning ideas into structured, testable products with clear user flows and solid foundations. Communication is fast, clear, and focused on decisions that move the product forward. What I specialize in: ✅ Product UX & system design ✅ MVPs, apps & interactive product builds ✅ AI-powered tools & workflow automation ✅ Scalable platforms, dashboards & CMS ✅ UX optimization & product improvements ✅ Mobile-first, responsive interfaces ✅ Custom software builds & integrations ✅ Graphic design Let’s build a product that’s not just polished, but built to work and scale. mai puțin
Angajează pe ElizaSantos22
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I have delivered a wide range of web solutions, from e-commerce platforms and custom dashboards to real-time applications and API integrations. I prioritize collaboration, agile development, and continuous learning to stay ahead in an ever-evolving tech landscape. Core Skills: 🔹Frontend: React.js, Next.js,...I have delivered a wide range of web solutions, from e-commerce platforms and custom dashboards to real-time applications and API integrations. I prioritize collaboration, agile development, and continuous learning to stay ahead in an ever-evolving tech landscape. Core Skills: 🔹Frontend: React.js, Next.js, Angular.js, Vue.js, Nuxt.js, Tailwind CSS, SCSS, Webpack 🔹Backend: Laravel, Node.js, Express.js, Python, RESTful APIs, Microservices 🔹Databases: MySQL, PostgreSQL, MongoDB 🔹DevOps: Docker, Git, CI/CD 🔹Testing: PHPUnit, Jest, Cypress Proficient in machine learning, NLP, and AI integrations, with practical experience in platforms like OpenAI GPT, LangChain, n8n, Zapier, Make (Integromat), and custom Python automation. From lead enrichment and chatbots to automated content generation and intelligent scraping, I deliver automation that saves time and drives results. 🔹LLM APIs: OpenAI, Google PaLM, Cohere, Hugging Face 🔹Automation: n8n, Zapier, Make, Python scripting 🔹Data: Web scraping, ETL pipelines, data parsing,PowerBI 🔹AI Tools: LangChain, Pinecone, Vector Search, RAG 🔹Custom Solutions: Chatbots, document automation, AI assistants 🔹Frameworks: TensorFlow, PyTorch, Scikit-learn, XGBoost, Keras, spaCy, Hugging Face Transformers, OpenAI GPT-4, BERT, LLaMA, Claude, Gemini mai puțin
Angajează pe melopgabriel
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I’m an AI and blockchain specialist with 8 years of experience developing innovative solutions in Web3, DeFi, smart contracts, and AI-driven applications. I have good experience in JS/TS base UI Frameworks like React and Vue as well as NodeJS, Application development. I have been involved in a bunch of web &...I’m an AI and blockchain specialist with 8 years of experience developing innovative solutions in Web3, DeFi, smart contracts, and AI-driven applications. I have good experience in JS/TS base UI Frameworks like React and Vue as well as NodeJS, Application development. I have been involved in a bunch of web & blockchain projects and developed several SaaS Products and deployed to AWS, Heroku and Digital Ocean successfully. My expertise includes: Blockchain: Smart contract development (Solidity, Rust), DeFi protocols, NFT marketplaces AI & ML: Predictive analytics, NLP, deep learning models Tech Stack: Python, TensorFlow, Solidity, Ethereum, Solana, Hyperledger My strengths as a developer include: - Worked on front-end modules React, React-Native, Vue, Angular, Javascript, Typescript and Next.js with the latest technologies and experience - Hands-on experience in micro-service architecture (Node.Js, GraphQL, Laravel, Django, .NET, Python). - Built many kinds of web3 projects like DeFi, NFT, DAO using Solidity and Rust. - A deep understanding of microservice architecture, which has allowed me to design scalable and efficient systems. - Expertise in cloud platforms, including AWS, GCP, and Azure, for deploying and managing cloud-based applications. - Strong familiarity with containerization and orchestration tools like Docker and Kubernetes. - A commitment to best practices, clean code, and efficient testing to ensure the reliability and maintainability of my solutions. I’ve worked with startups and enterprises to build cutting-edge AI and blockchain solutions that drive efficiency and innovation. Let’s collaborate to turn your vision into reality! mai puțin
Angajează pe Nilosiqueiratj
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🎯 WHAT I WILL OFFER: I will deliver precision-driven graphic design and prepress solutions tailored for flexographic packaging, branding, and digital content. Whether you need eye-catching packaging that stands out on shelves, engaging social media graphics, or flawless image retouching, I will ensure technically...🎯 WHAT I WILL OFFER: I will deliver precision-driven graphic design and prepress solutions tailored for flexographic packaging, branding, and digital content. Whether you need eye-catching packaging that stands out on shelves, engaging social media graphics, or flawless image retouching, I will ensure technically impeccable files that save you time, cost, and headaches. 💻 SERVICES I PROVIDE: ▶ Packaging Design: Flexographic labels, boxes, pouches (dielines, color separation, print-ready files). ▶ Branding & Logo Design: Unique identities that reflect your vision. ▶ Image Editing & Retouching: Professional photo cleanup, color correction, and manipulation. ▶ Vectorization & Technical Art Adjustments: Precision redraws and CAD-to-design adaptations. ▶ Social Media Graphics: Instagram posts, banners, and ads optimized for engagement. ▶ UX/UI Design: User-centric interfaces for digital products. ▶ Gastronomic Video Editing: Dynamic food-themed videos to showcase culinary products. 💼 MY WORK & CREDENTIALS: ▶ Behance Portfolio: behance.net/robsferreiraq ▶ Education: Bachelor’s degree in Information Systems (UENP), teaching license ▶ B2 English TOEFL ITP certification ▶ Tools: Photoshop, Illustrator, InDesign, Figma, CorelDRAW, prepress softwares. WHY CHOOSE ME? ✅ 10+ Years of Specialized Expertise: Focused on flexographic packaging design, color management, and substrate-proof accuracy. ✅ Technical Mastery: Advanced skills in Adobe Photoshop, Illustrator, CorelDRAW, and prepress workflows. ✅ Unique IT Background: Bachelor’s degree in Information Systems brings analytical precision to design, ensuring logical, efficient solutions. ✅ Proven Track Record, as seen on my Freelancer.com profile above. Client-Centric Approach: I focus on your goals. Whether it’s boosting sales with shelf-ready packaging, enhancing brand consistency, or creating scroll-stopping social content. My background in IT ensures structured, problem-solving-driven designs that align with your technical and business needs. Let’s Connect! Invite me to your job or send a message to discuss how we can achieve your vision together. mai puțin
Angajează pe robsferreiraq
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I collaborate with startups and enterprises to build robust, scalable web applications that deliver measurable business outcomes—from concept to production. I don’t just build features; I deliver production-ready software that stands up to real users, real traffic, and real complexity. As a Full-Stack Developer and...I collaborate with startups and enterprises to build robust, scalable web applications that deliver measurable business outcomes—from concept to production. I don’t just build features; I deliver production-ready software that stands up to real users, real traffic, and real complexity. As a Full-Stack Developer and AI Specialist, I bring a unique advantage: I design and build the complete product end-to-end—clean UX, reliable APIs, secure infrastructure—then layer in AI where it genuinely drives ROI (automation, intelligence, personalization, and speed). From full SaaS platforms and marketplaces to internal tools and admin dashboards, I handle the full engineering lifecycle: architecture, implementation, deployment, monitoring, and iteration. And when AI is part of the product, I make sure it’s not just a prototype—it’s stable, scalable, and integrated into real workflows. 🚀 My Core Expertise & Services 1) End-to-End Full-Stack & SaaS Development (Primary) - Building modern web apps with Next.js, MERN, and Ruby on Rails, Fastapi, Django - SaaS platforms, marketplaces, multi-tenant apps, and admin dashboards - Secure backends with JWT, RBAC, scalable API design (REST/GraphQL), and clean architecture - Production deployment, performance optimization, logging/monitoring, and long-term maintainability 2) AI Systems & Automation (Secondary) - AI Agents & Multi-Agent Systems with LangChain, LangGraph, AutoGen, and CrewAI - RAG Systems using Pinecone, ChromaDB, FAISS, and Qdrant for real-time knowledge retrieval - LLM integration (GPT-5, Claude, Gemini, Llama, Mistral) for customer support, ops, analytics, and internal tools - AI chatbots & voice agents with Twilio, Vapi, Livekit, VoiceFlow, ElevenLabs, and WebSockets 3) Workflow Automation & Integrations - No-code/low-code automation with n8n, Make.com, Zapier - CRM integrations (HubSpot, Salesforce, GoHighLevel) for onboarding, lead scoring, and sales automation - Connecting tools like Slack, Notion, Airtable, DocuSign, and more ✅ Why Clients Hire Me - Full-Cycle Ownership: From planning and architecture to deployment and optimization - Speed to Market: I can deliver an investor-ready MVP in as little as 10 days - Business-First Engineering: I build what moves metrics—revenue, conversion, automation, cost reduction, and retention 📩 Let’s Build Together If you need a developer who can build the full product end-to-end—and bring AI when it meaningfully improves outcomes—click “Invite” or “Send Message” and let’s talk. mai puțin
Angajează pe AnjosGustavo
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Com mais de sessenta anos de vivência, carrego uma boa dose de conhecimento acumulado. A leitura e a interpretação são ferramentas que domino, assim como a escrita clara e objetiva. Mantenho-me atualizado sobre os últimos acontecimentos e, com um olhar curioso, estou explorando o universo da tecnologia. Se você busca...Com mais de sessenta anos de vivência, carrego uma boa dose de conhecimento acumulado. A leitura e a interpretação são ferramentas que domino, assim como a escrita clara e objetiva. Mantenho-me atualizado sobre os últimos acontecimentos e, com um olhar curioso, estou explorando o universo da tecnologia. Se você busca alguém experiente, com capacidade de compreender e comunicar ideias com precisão, e que encara o aprendizado tecnológico com responsabilidade e interesse, pode contar comigo. Posso concluir seu projeto de forma rápida e eficiente. Tenho conhecimento do mercado de jogos brasileiro. Trabalho a mais de 25 anos com este segmento no Brasil e em outros paises. Casinos, slots, bingos, apostas. Tenho experiencia. Possuo smartphone Android e Laptop. Vivo no Brasil. Mais precisamente, em Santa Catarina, sul do Brasil. Alguns períodos vivo em São Paulo. Escrevo bem, leio bem, falo bem, interpreto, traduzo, fotografo, georreferencia, dublagem. Além de soft skills, possuo conhecimento em IA. Tenho experiência em ferramentas Microsoft. Português é minha língua nativa. Sou fluente em espanhol, e tenho nível intermediário na língua inglesa. Sou responsável e organizado. mai puțin
Angajează pe Smoa21
