Hysam A.

Hi there ! I'm Upwork's Top Rated Full-Stack Developer & AI/ML Engineer , ready to ship your website, SaaS product, or AI automation system. I build production Full-Stack platforms, AI agents, LLM/RAG apps, and automation systems that replace manual work and scale reliably ,using tools like Cursor, Lovable, LangChain, and n8n. Top Rated Full-Stack Developer & AI/ML Engineer (BS Data Science, FAST-NUCES). I ship end-to-end products , front-end UI, back-end APIs, AI/LLM layer, and deployment , for startups and growing businesses. WHAT I DELIVER Production-ready Full-Stack web apps (React, Next.js, Vue, TypeScript, Node.js, FastAPI, Django) Custom SaaS platforms (multi-tenant, auth, roles, Stripe/PayPal payments, dashboards) AI agents & LLM systems (OpenAI, Claude, Gemini, Mistral, LangGraph, CrewAI) with tool use, memory, and function calling RAG chatbots & knowledge assistants (Pinecone, Weaviate, Qdrant, ChromaDB, FAISS, LangChain, LlamaIndex) Workflow automation (n8n, Zapier, Make, Pipedream) connected to CRM, Slack, Notion, Airtable, Sheets, and APIs No-code/low-code builds (Bubble, Retool, Webflow, Softr) when speed-to-market matters more than custom code Web scraping & data pipelines (Selenium, Playwright, Scrapy, ETL, MongoDB, PostgreSQL) NLP & voice chatbots for web, WhatsApp, Slack, Telegram, and phone (ElevenLabs, Vapi) FRONT-END Modern responsive interfaces for SaaS dashboards, admin panels, client portals, and internal tools. React, Next.js, Vue, TypeScript, Tailwind CSS, design systems, performance, accessibility, and SEO. BACK-END Scalable APIs and services with Node.js, Express, FastAPI, Django, and Flask. Auth & RBAC, REST/GraphQL, Postman-tested endpoints, PostgreSQL, MySQL, MongoDB, Redis, job queues, caching, and background workers for AI and automation workloads. AI AGENTS, LLMs & RAG Custom AI agents and Retrieval-Augmented Generation systems for research, customer support, sales, and operations — built with LangChain, LlamaIndex, LangGraph, and CrewAI. Multi-step reasoning, vector search, embeddings, and full-stack AI apps (chat UI + orchestration + deployment). AUTOMATION & DATA n8n / Zapier / Make / Pipedream pipelines, CRM integrations (HubSpot, Salesforce, ActiveCampaign), lead enrichment, event-driven workflows, web scraping for dynamic/anti-bot sites, and ETL with Pandas, PySpark, and SQL. ML & ANALYTICS Predictive models, forecasting, recommendations, and model APIs with Docker. Dashboards with Plotly / BI tools. Cloud deploy on AWS, GCP, Docker, and GitHub Actions CI/CD. TECH STACK Front-End: React, Next.js, Vue, TypeScript, JavaScript, Tailwind CSS Back-End: Python, Node.js, FastAPI, Django, Flask, Express AI/ML: LangChain, LlamaIndex, LangGraph, CrewAI, OpenAI, Anthropic Claude, Gemini, Hugging Face, TensorFlow, PyTorch, Scikit-learn Vector DB/RAG: Pinecone, Weaviate, Qdrant, ChromaDB, FAISS Automation: n8n, Zapier, Make, Pipedream, Flowise No-Code: Bubble, Retool, Webflow, Airtable, Softr Data: Selenium, Playwright, Scrapy, Pandas, NumPy, PySpark, SQLAlchemy Databases: PostgreSQL, MySQL, MongoDB, Redis, Snowflake, BigQuery DevOps: AWS, GCP, Docker, GitHub Actions CI/CD WHY CLIENTS HIRE ME Clear communication (avg. response 0–4 hours) Clean, documented, production-ready code Honest scoping , no overpromising End-to-end ownership: front-end → back-end → AI → deploy 100% Job Success · Top Rated · 5.0 client ratings If you need a Full-Stack SaaS product, AI chatbot, LLM/RAG agent, automation system, or data pipeline built for production , message me and we'll scope it fast.