Atul K.

𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 | 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 10+ 𝗬𝗲𝗮𝗿𝘀 | 𝟭% 𝗼𝗳 𝗨𝗽𝘄𝗼𝗿𝗸 | 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀

✅ $300K+ Total earnings
✅ 10+ Years experience as Fullstack Developer ✅ 150+ Projects Completed. ✅ Top Rated Plus.
✅ 100% Job Success Rate. ✅ AWS certified ✅ Python certified ✅ 50hrs/week available
✅ 5+ AI/ML Integrations

🔴 I am in the 𝗧𝗼𝗽 𝟭% overall on Upwork.
🔴 I am in the 𝗧𝗼𝗽 𝟰% overall on Stack Overflow.

I am Atul Kumar, a seasoned developer with over 10+ years of experience in web application and software development.

Working with LLMs for the past 10+ years and have good expertise in AI Agents development using langchain, LlamaIndex, and LLMs like Claude, GPT4o, Amazon Bedrock, Ollama

🔹 AI Agents / Voice Agents: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI
🔹 LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, HuggingFace AutoTrain
🔹 Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8×7B, Falcon, Gemma
🔹 Inference Optimization: vLLM, TGI, TensorRT-LLM
🔹 Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts
🔹 Quantization: AWQ, GPTQ, GGUF, GGML
🔹 RAG Systems: LangChain, LlamaIndex, ChromaDB, FAISS, Pinecone, Qdrant
🔹 Data Pipeline: Synthetic dataset generation, LLM evaluation frameworks
🔹 LLM Deployment: AWS Sagemaker, RunPod, GCP AI Platform, Vercel AI SDK

🖥️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗦𝗸𝗶𝗹𝗹𝘀:
🔹 Proficient in Node.js, Express.js, Python, Django, Flask, AWS Lambda for backend API.
🔹 Experienced with relational & NoSQL databases: MySQL, PostgreSQL, MongoDB, Firebase, Firestore.
🔹 Skilled in Python FastAPI, REST API, GraphQL API development, and database schema design.
🔹 Knowledgeable in Redis, Docker, Kubernetes, AWS EC2, S3, Nginx for scalable infrastructure.
🔹 Experienced with Nest.js for enterprise-grade server-side applications.
🔹 LangChain, LangServe, LangSmith, HuggingFace, Transformers for AI/LLM integrations.
🔹 Vector Databases: Chroma, FAISS, Pinecone, Qdrant for RAG pipelines.
🔹 Low-code AI tools: Flowise AI, LangFlow, StackAI for rapid prototyping.
🔹 Familiar with Celery task queues, testing frameworks (Pytest, Unittest), and automation tools like Selenium.

🌐 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 Proficient in TypeScript, Redux Toolkit, Tailwind CSS with Next.js for high-performance frontends. 🔹 Skilled in building Progressive Web Apps (PWA) and Single Page Applications (SPA). 🔹 Expert in Vue.js, Nuxt.js, React.js, Next.js, HTML5, CSS3, React Native for responsive and cross-platform UIs.