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Michel A.
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Michel A.

AI SaaS developer AI agent AI integration developer | MVP | Full Stack

⭐ Helped 10+ clients and startups build their MVPs | AI SaaS & Mobile App Developer ⭐ 🚀 About Me I'm Michel Adelino, a Full-Stack AI Engineer and Automation Expert with 6+ years of experience building AI-powered products, SaaS platforms, mobile applications, and business automation systems. I specialize in custom AI agents, GPT-powered chatbots, MVP development, AI voice solutions, and scalable web & mobile applications that help businesses automate workflows, improve customer engagement, and accelerate growth. Whether you need a fast MVP, a production-ready SaaS platform, a mobile app, or AI automation integrated into your business, I can take your idea from concept to launch. 💡 What I Offer • MVP Development for Startups & Founders Turn your idea into a working MVP quickly. I build scalable MVPs for AI SaaS products, marketplaces, mobile apps, and internal business tools using modern technologies like Next.js, React, React Native, Flutter, FastAPI, and Node.js. • AI Agent & Multi-Agent Systems Build intelligent AI agents using LangChain, LangGraph, CrewAI, OpenAI, Anthropic, and Gemini. From simple assistants to complex multi-agent workflows that automate real business processes. • AI Voice Agents & Calling Automation Develop AI-powered voice assistants for inbound and outbound calls, lead qualification, appointment booking, and customer support using VAPI, ElevenLabs, Twilio, SynthFlow, and Retell AI. • GPT Chatbots & Custom AI Solutions Create AI chatbots, knowledge bases, customer support systems, and RAG-powered applications tailored to your business and data. • Full-Stack SaaS Development Design and build multi-tenant SaaS platforms with authentication, subscriptions, user dashboards, APIs, payment systems, and cloud deployment. • Mobile App Development (iOS & Android) Build high-performance cross-platform mobile apps using React Native and Flutter. ✔ iOS & Android Apps ✔ SaaS Companion Apps ✔ Marketplace Apps ✔ Push Notifications ✔ Payment Integration ✔ AI-Powered Mobile Features ✔ Real-Time Functionality • AI-Powered Websites & Web Applications Build modern web applications enhanced with AI features such as chat assistants, recommendation engines, intelligent search, and workflow automation. • Workflow Automation & CRM Integration Automate repetitive processes using Zapier, Make com, n8n, Airtable, HubSpot, and custom API integrations to save time and increase efficiency. 🛠 Tech Stack ✔Frontend & Mobile Next.js, React, React Native, Flutter, TypeScript, JavaScript, Redux, Zustand, Tailwind CSS, Material UI, ShadCN UI, Bootstrap, HTML5, CSS3, Expo ✔Backend Node.js, NestJS, Express.js, FastAPI, Django, Laravel, Symfony, PHP, Python, REST API, GraphQL, WebSockets, Socket IO ✔AI & LLM Development OpenAI GPT-4, Claude, Gemini, Llama, DeepSeek, LangChain, LangGraph, CrewAI, AutoGen, OpenAI Assistants API, Function Calling, AI Agents, Multi-Agent Systems, Prompt Engineering, RAG, Vector Search, Semantic Search, AI Chatbots ✔Vector Databases & AI Infrastructure Pinecone, Qdrant, Weaviate, ChromaDB, FAISS, pgvector ✔Databases PostgreSQL, MySQL, MongoDB, Redis, Supabase, Firebase Firestore, Airtable ✔Cloud & DevOps AWS, Google Cloud Platform (GCP), Microsoft Azure, DigitalOcean, Docker, Kubernetes, Vercel, Cloudflare, Nginx, Linux, CI/CD, GitHub Actions ✔Authentication & Security JWT, OAuth, Google Login, Firebase Auth, Clerk, Auth0, NextAuth.js ✔Automation & Integrations Make com, Zapier, n8n, HubSpot, Pipedrive, Salesforce, Airtable, Webhooks, API Integrations ✔Voice AI & Communication VAPI, ElevenLabs, SynthFlow, Retell AI, Twilio, Deepgram, AssemblyAI ✔Payments & Subscriptions Stripe, PayPal, Paddle, RevenueCat ✔Real-Time & Messaging Socket IO, Pusher, Firebase Realtime Database, WebRTC ✔CMS & E-Commerce WordPress, WooCommerce, Shopify, Headless CMS ✔Tools & Project Management Git, GitHub, GitLab, Bitbucket, Jira, Trello, ClickUp, Notion ✔Deployment AWS EC2, AWS ECS, AWS Lambda, Railway, Render, Fly io, Vercel, Netlify, DigitalOcean 🎯 Why Clients Hire Me ✅ Startup & MVP Specialist ✅ Full-Stack Web & Mobile Development ✅ AI Agents & Automation Expertise ✅ Fast Communication ✅ Scalable Architecture ✅ Clean & Maintainable Code ✅ End-to-End Product Delivery ✅ Business-Focused Solutions 🤝 Let's Build Something Great Whether you're launching an MVP, building an AI SaaS platform, creating a mobile application, deploying AI agents, or automating business workflows, I'd be happy to help. Let's turn your idea into a scalable product.

🇧🇷Joao Pessoa, Brazil$40/hr100% JSS5.00 (11)Since Apr 2019

Earnings and projects

MRR
$2k

Last 6 months ÷ 6

World#22,651 / 412k
🇧🇷Country#329 / 4,647
Revenue, last 30 days
$3k

Last 6 months: $12k

World#12,542 / 412k
🇧🇷Country#208 / 4,647
Total earnings
$39k

Billed in all: $41k

World#91,476 / 412k
🇧🇷Country#935 / 4,647
Per project
$2.1k

$1.2k in the last 6 months

World#74,930 / 412k
🇧🇷Country#875 / 4,647
Projects, last 6 months
10
50% fixed50% hourly
World#18,298 / 412k
🇧🇷Country#139 / 4,647
Projects in all
19
58% fixed42% hourly
World#138,389 / 412k
🇧🇷Country#1,068 / 4,647

Earnings, last 30 days

$40.6k+$3k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$36k$38k$40k$42kOct 9Oct 24Nov 8

Skill rankings: Top 5% in HTML5

Ranked by MRR among everyone on Upwork with the skill.

  1. #74Minimum Viable Product546 freelancers · 🇧🇷 #1Top 14%
  2. #277Software Development2,923 freelancers · 🇧🇷 #6Top 9%
  3. #477Android App Development6,395 freelancers · 🇧🇷 #3Top 7%
  4. #608SaaS6,440 freelancers · 🇧🇷 #6Top 9%
  5. #653SaaS Development5,201 freelancers · 🇧🇷 #5Top 13%
  6. #714Mobile App Development8,511 freelancers · 🇧🇷 #3Top 8%
  7. #739HTML514,581 freelancers · 🇧🇷 #13Top 5%
  8. #740Laravel12,549 freelancers · 🇧🇷 #5Top 6%