Yohannes — Backend Development freelancer in Addis Ababa

AI & Backend Engineer with more than 4 years of experience in full stack software development I build practical end to end solutions across backend, AI, automation and full stack systems with 4+ years of experience shipping products that work at scale. 💎 What I Work With Languages and Tools Python • JavaScript • TypeScript • Git Machine Learning and AI PyTorch • Transformers • LangChain • LangGraph • RAG • Agents • LLM Integration • n8n Backend Development FastAPI • Flask • Django • Node.js • Express • Nest.js Frontend React • Next.js Cloud and DevOps AWS • GCP • Docker • CI\u002FCD • API Integration Data and Analytics Apache Beam • Dataflow • BigQuery • MongoDB (advanced aggregations and CDC) Recent Projects I’ve Built • RAG sytem crypto and stock trading support bot for Discord server with Ollama + Llama3, deployed to EC2 • Fine-tuned MT5 for Amharic text summarization with Transformers, PyTorch and custom Amharic dataset • E-learning platform with real-time data (CDC + Apache Beam + GCP + ETL) • Web-searching chatbot with Groq + Gemini LLMs using LangGraph • Multi agent stock trading app for finance industry with LangGraph, Groq, Gemini, and Hugging Face embeddings. Let's connect !