Freelancers等待雇佣在Brazil

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  • 雇用     shanec35
雇用     shanec35

    shanec35 shanec35

    Brazil $35 美元/小时
    Senior Software Engineer | Web & Mobile
    Brazil
    5.6
    9条评论 9条评论 $35 美元/小时
    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. 收起
  • 雇用 shanec35
  • 雇用     joaoricardorm
雇用     joaoricardorm

    joaoricardorm joaoricardorm

    Brazil $25 美元/小时
    Senior Designer
    Brazil
    5.8
    65条评论 65条评论 $25 美元/小时
    **PORTUGUÊS** 15 anos de experiência em Adobe Photoshop, Adobe Illustrator e Corel Draw. Possuo experiência na criação de artes gráficas e digitais, ilustrações, caricaturas, manipulação digital e criação de logotipos. **ENGLISH** 15 years of experience in Adobe Photoshop, Adobe Illustrator and Corel Draw. Major...
    **PORTUGUÊS** 15 anos de experiência em Adobe Photoshop, Adobe Illustrator e Corel Draw. Possuo experiência na criação de artes gráficas e digitais, ilustrações, caricaturas, manipulação digital e criação de logotipos. **ENGLISH** 15 years of experience in Adobe Photoshop, Adobe Illustrator and Corel Draw. Major in Information Systems in 2017. 收起
  • 雇用 joaoricardorm
  • 雇用     melopgabriel
雇用     melopgabriel

    melopgabriel melopgabriel

    Brazil $20 美元/小时
    PHP| MERN | REST API |Power BI
    Brazil
    3.4
    7条评论 7条评论 $20 美元/小时
    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 收起
  • 雇用 melopgabriel
  • 雇用     Nilosiqueiratj
雇用     Nilosiqueiratj

    Nilosiqueiratj Nilosiqueiratj

    Brazil $25 美元/小时
    AI engineer / FullStack talent !
    Brazil
    3.2
    3条评论 3条评论 $25 美元/小时
    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! 收起
  • 雇用 Nilosiqueiratj
  • 雇用     AnjosGustavo
雇用     AnjosGustavo

    AnjosGustavo AnjosGustavo

    Brazil $20 美元/小时
    AI & SaaS Engineer | End-to-End MVP | LLM/RAG
    Brazil
    2.6
    2条评论 2条评论 $20 美元/小时
    I collaborate with startups and enterprises to build intelligent, AI-driven software that delivers real business outcomes—from concept to scalable production. I don't just build features; I deliver robust, production-ready software that stands the test of scale and complexity. As a dual-expert AI Software Engineer and...
    I collaborate with startups and enterprises to build intelligent, AI-driven software that delivers real business outcomes—from concept to scalable production. I don't just build features; I deliver robust, production-ready software that stands the test of scale and complexity. As a dual-expert AI Software Engineer and Full-Stack Developer, I provide a unique, integrated advantage: I architect the intelligent brain of your application with cutting-edge AI and then build the powerful, scalable body around it. This end-to-end ownership ensures your AI isn't just a prototype—it's a fully functional, user-friendly, and secure product that drives real business value. From dynamic AI agents and predictive models to comprehensive SaaS platforms and marketplaces, I bridge the gap between advanced artificial intelligence and enterprise-grade software engineering. 🔮 My Core Expertise & Services: 1. AI Agents & Intelligent Automation: - Multi-Agent Systems: Building sophisticated, multi-step reasoning agents with LangChain, LangGraph, AutoGen, and CrewAI. - LLM Integration & Fine-Tuning: Expert use of GPT-4, Claude, Gemini, Llama, and Mistral for custom AI applications. - RAG Systems: Implementing intelligent knowledge retrieval using Pinecone, ChromaDB, FAISS, and Qdrant for real-time data sync. - AI Chatbots & Voice Agents: Developing text/voice bots with Vapi, Livekit, Twilio, VoiceFlow, ElevenLabs, and WebSockets. 2. Workflow Automation & Integrations: - No-code/Low-code automation with n8n, Make.com, and Zapier. - Seamless CRM integrations (HubSpot, Salesforce, GoHighLevel) for lead scoring, onboarding flows, and sales automation. - Connecting your stack with Slack, Notion, Airtable, DocuSign, and more. 3. End-to-End Full Stack & SaaS Development: - Building complete web applications with the MERN stack, Ruby on Rails, and Next.js. - Developing SaaS platforms, marketplaces, multi-tenant apps, and admin dashboards. - Architecting secure backends with JWT, RBAC, and GraphQL APIs. ✅ Why Clients Hire Me My clients in healthcare, fintech, e-commerce, and SaaS choose me for: 1. Full-Cycle Development: I own the project from initial concept and AI design through to deployment, monitoring, and iterative improvement. 2. Speed to Market: I can deliver a production-ready, investor-worthy MVP in as little as 10 days. 3. Business-Focused Mindset: I am a strategic partner who focuses on your ROI, building solutions that solve core problems, reduce costs, and unlock new opportunities. 📩 Let's Build the Future, Together. If you need an expert who can handle both the sophisticated AI logic and the robust full-stack application to house it, then you've found your developer. Click "Invite" or "Send Message" to start the conversation about your project. 收起
  • 雇用 AnjosGustavo
  • 雇用     davig63
雇用     davig63

    davig63 davig63

    Brazil $40 美元/小时
    Trading & Scrapping & AI & Web3-FullStack Expert
    Brazil
    1.4
    2条评论 2条评论 $40 美元/小时
    As a talented AI Integration and Blockchain FullStack developer, I have rich experience in this field. And I have a lot of experience in FullStack development becasuse i started my developer career with FullStack. And also I developed several creative trading strategies and implement them. In spare time, i like...
    As a talented AI Integration and Blockchain FullStack developer, I have rich experience in this field. And I have a lot of experience in FullStack development becasuse i started my developer career with FullStack. And also I developed several creative trading strategies and implement them. In spare time, i like solving problem and playing piano. 收起
  • 雇用 davig63
  • 雇用     Valdineilebkuche
雇用     Valdineilebkuche

    Valdineilebkuche Valdineilebkuche

    Brazil $7 美元/小时
    cost analyst
    Brazil
    0.0
    0条评论 0条评论 $7 美元/小时
    Eficiente, inteligente, ágil, resiliente, persistente, disciplinado, paciente, focado, comprometido.
    Eficiente, inteligente, ágil, resiliente, persistente, disciplinado, paciente, focado, comprometido. 收起
  • 雇用 Valdineilebkuche
  • 雇用     leoh100
雇用     leoh100

    leoh100 leoh100

    Brazil $30 美元/小时
    data science and data engineering
    Brazil
    0.0
    0条评论 0条评论 $30 美元/小时
    data science and data engineering data science and data engineering data science and data engineering
    data science and data engineering data science and data engineering data science and data engineering 收起
  • 雇用 leoh100
  • 雇用     matheusromaniuk
雇用     matheusromaniuk

    matheusromaniuk matheusromaniuk

    Brazil $20 美元/小时
    Automation | Python | Selenium | Web Scraping
    Brazil
    0.0
    0条评论 0条评论 $20 美元/小时
    I build fast and reliable automation solutions using Python, Selenium, Playwright, and APIs. I specialize in automating repetitive tasks, fixing broken automations, and delivering stable workflows that work in production. I use AI-assisted development to speed up delivery and improve accuracy when it adds real...
    I build fast and reliable automation solutions using Python, Selenium, Playwright, and APIs. I specialize in automating repetitive tasks, fixing broken automations, and delivering stable workflows that work in production. I use AI-assisted development to speed up delivery and improve accuracy when it adds real value. I deliver clean code, clear documentation, and predictable results. I’m available to start immediately and can deliver working solutions within days, not weeks. 收起
  • 雇用 matheusromaniuk
  • 雇用     CarlosEduardo89
雇用     CarlosEduardo89

    CarlosEduardo89 CarlosEduardo89

    Brazil $20 美元/小时
    Designer grafico e Programador de matrizes
    Brazil
    0.0
    0条评论 0条评论 $20 美元/小时
    Tenho experiência com topper de bolo, adesivos, convites, tags, flyers. Programa: Photoshop, illustraitor Desenvolvimento de Motion Inovação, criatividade,exclusividade e excelência. Meus pontos fortes são dedicação e entrega no prazo.
    Tenho experiência com topper de bolo, adesivos, convites, tags, flyers. Programa: Photoshop, illustraitor Desenvolvimento de Motion Inovação, criatividade,exclusividade e excelência. Meus pontos fortes são dedicação e entrega no prazo. 收起
  • 雇用 CarlosEduardo89

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