Taha S.
Full Stack AI Engineer | RAG, LLM Apps, AI Agents | Next.js, Python
I build production AI systems — RAG pipelines, LLM apps, AI agents, and full-stack SaaS products that are live and serving real users. From custom RAG chatbots to voice AI agents and multi-agent automation, I take AI products from idea to deployed and running. Full Stack AI Engineer | AWS Certified Cloud Specialist | 5+ years experience | Full-time (40 hrs/week) | Open to long-term projects & startups AI & LLM DEVELOPMENT - RAG Pipelines & RAG Chatbots — LangChain, LlamaIndex, pgvector, Pinecone, ChromaDB - Custom LLM Apps & LLM Integration — OpenAI GPT-4o, Anthropic Claude, Gemini, Llama 3 - AI Agents & Multi-Agent Systems — LangChain, CrewAI, AutoGen - AI Chatbot Development — WhatsApp, web, and in-app chatbots with knowledge base integration - Voice AI Agents — Whisper, ElevenLabs, Deepgram, Twilio (real-time call handling) - LLM Fine-tuning, Embeddings, Prompt Engineering, AWS Bedrock & Azure OpenAI FULL STACK DEVELOPMENT - Frontend — Next.js, React, TypeScript, Tailwind CSS - Mobile Apps — React Native (apps live on App Store & Play Store) - Backend — Python (FastAPI, Django), NestJS, Node.js, REST APIs, Stripe & Auth (OAuth, JWT) - Database & Infra — PostgreSQL, Redis, Docker, CI/CD, AWS, VPS deployment WHAT I BUILD FOR CLIENTS - RAG chatbots that answer from your company documents & knowledge base - AI agents that automate workflows — lead handling, support, scheduling, data processing - AI voice receptionists & phone agents for clinics and service businesses - LLM-powered SaaS products — built from scratch, MVP to production, with subscriptions & dashboards - AI features integrated into your existing web or mobile app - Chrome extensions & internal tools that automate your team's workflows HOW I WORK - Production-ready code — Dockerized, tested, documented, deployed - Clear communication, daily updates, realistic timelines - Milestone-based delivery — no surprises - NDA-friendly — your idea stays protected - I scope before I quote — you know exactly what you're getting Need a RAG chatbot, an AI agent, or a full AI SaaS built end-to-end? Message me — free consultation, and I'll tell you honestly what's worth building and what's not.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $4.2k
Billed in all: $6,629$6.6k
$844 in the last 6 months
Across 7 contracts
Earnings, last 30 days
Skill rankings: Top 16% in React
Ranked by MRR among everyone on Upwork with the skill.
- #489LLM Prompt Engineering2,457 freelancers · 🇵🇰 #138Top 20%🇵🇰#138 of 689
- #564Chatbot Development3,106 freelancers · 🇵🇰 #221Top 18%🇵🇰#221 of 1,123
- #872LangChain3,821 freelancers · 🇵🇰 #344Top 23%🇵🇰#344 of 1,483
- #944Retrieval Augmented Generation3,618 freelancers · 🇵🇰 #344Top 26%🇵🇰#344 of 1,330
- #972FastAPI4,337 freelancers · 🇵🇰 #306Top 22%🇵🇰#306 of 1,347
- #1,130Generative AI5,038 freelancers · 🇵🇰 #303Top 22%🇵🇰#303 of 1,455
- #1,265AI App Development4,708 freelancers · 🇵🇰 #381Top 27%🇵🇰#381 of 1,465
- #1,310SaaS Development5,201 freelancers · 🇵🇰 #464Top 25%🇵🇰#464 of 1,905