Hire the Best Wit.ai Development Specialists

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Rahul K.

New Delhi, India

$25/hr
4.5
122 jobs

๐Ÿ“ฉ ๐—Ÿ๐—ฒ๐˜โ€™๐˜€ ๐—ฏ๐˜‚๐—ถ๐—น๐—ฑ ๐˜†๐—ผ๐˜‚๐—ฟ ๐—ป๐—ฒ๐˜…๐˜ ๐—”๐—œ ๐—ฏ๐—ฟ๐—ฒ๐—ฎ๐—ธ๐˜๐—ต๐—ฟ๐—ผ๐˜‚๐—ด๐—ต โ€” ๐—บ๐—ฒ๐˜€๐˜€๐—ฎ๐—ด๐—ฒ ๐—บ๐—ฒ ๐˜๐—ผ ๐—ด๐—ฒ๐˜ ๐˜€๐˜๐—ฎ๐—ฟ๐˜๐—ฒ๐—ฑ ๐˜๐—ผ๐—ฑ๐—ฎ๐˜†. ๐Ÿ”น Availability: Full-time (๐Ÿฐ๐Ÿฌโ€“๐Ÿฑ๐Ÿฌ ๐—ต๐—ฟ๐˜€/๐˜„๐—ฒ๐—ฒ๐—ธ) | Open to long-term and enterprise AI projects. ๐Ÿ”น Trusted AI/ML Engineer with ๐Ÿด+ ๐˜†๐—ฒ๐—ฎ๐—ฟ๐˜€ of Exp. delivering intelligent solutions for startups, SaaS ๐Ÿ”ด I am in the ๐—ง๐—ผ๐—ฝ ๐Ÿญ% overall on Upwork. ๐Ÿ”ด I am in the ๐—ง๐—ผ๐—ฝ ๐Ÿฎ% overall on StackOverflow. ๐Ÿ”น8+ Years of Experience as a Fullstack AI/ML Developer. ๐Ÿ”น $200K+ Billing done over upwork. ๐Ÿ”น 14000+ Hours on Upwork | 60+ Successful Projects Delivered. ๐Ÿ”น Worked with Fortune 100 Companies. ๐Ÿ”น Performance-Driven, Scalable & SEO-Optimized Web Applications. ๐—œโ€™๐—บ ๐—ฅ๐—ฎ๐—ต๐˜‚๐—น ๐—ž๐—ต๐—ฒ๐—ฟ๐—ฎ, ๐—ฎ ๐—™๐˜‚๐—น๐—น ๐—ฆ๐˜๐—ฎ๐—ฐ๐—ธ ๐—”๐—œ/๐— ๐—Ÿ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—ฒ๐—ฟ & ๐—œ ๐—ต๐—ฎ๐˜ƒ๐—ฒ ๐—ฒ๐˜…๐—ฝ๐—ฒ๐—ฟ๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ ๐˜„๐—ถ๐˜๐—ต ๐—”๐—œ ๐—œ๐—ป๐˜๐—ฒ๐—ด๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป ๐—ฎ๐—ป๐—ฑ ๐—™๐—ฟ๐—ผ๐—ป๐˜๐—ฒ๐—ป๐—ฑ ๐—ฎ๐—ป๐—ฑ ๐—•๐—ฎ๐—ฐ๐—ธ๐—ฒ๐—ป๐—ฑ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—บ๐—ฒ๐—ป๐˜... ๐Ÿ”น Fine Tuning: Specialized in persona writing, QnA, medical, legal using mistral, llama3 ๐Ÿ”น LLM Synthetic Dataset Generation ๐Ÿ”น LLM Evaluation Framework ๐Ÿ”น LLM Deployment: On Cloud platforms like RunAPod, AWS, GCP ๐Ÿ”น AI Agents / Voice Bots: Proficient with CrewAI/AutoGen, Amazon Polly, Deepgram. ๐Ÿ”น OS LLM Deployment: On AWS/GCP/RunPod using SkyPilot (vLLM/TGI) ๐Ÿ”นPython (Flask, Fast API, Django, GPT API, Pytest, BeautifulSoup, Selenium) ๐Ÿ”น Web Scraping, Data Mining, Web Crawling, Data Parsing, Automation, Bots ๐Ÿ”น Fullstack (JavaScript, MongoDB, Express.js, React, Node.js) ๐Ÿ”น DevOps - Ansible, Docker, Kubernetes, GitLab CI\CD (AWS/Azure/DO/GCP). ๐Ÿ”น API integration: Binance API, Telegram API, OpenAI API, BetFair API, OddsJam API, Stripe API. ๐Ÿ”น API development: RESTful API, Web Services, HTTP Methods, JSON/XML, API Security, OAuth, API Documentation, API Testing, Postman, Swagger, API Gateway, Microservices, Endpoint Design ๐Ÿ“Œ ๐— ๐˜† ๐˜€๐—ฒ๐—ฟ๐˜ƒ๐—ถ๐—ฐ๐—ฒ๐˜€ ๐—ถ๐—ป๐—ฐ๐—น๐˜‚๐—ฑ๐—ฒ ๐Ÿ“Œ โš™๏ธ Web Scraping | Data Mining | Data Extraction โš™๏ธ Web Automation | Data Cleaning | Data Collection โš™๏ธ Crypto Trading Automation | Automate Trading Strategy โš™๏ธ Interactive Brokers Bot | Crypto Trading Bot | Dashboard โš™๏ธ Data Analysis | Data Visualization | Data Entry โš™๏ธ Auto Fill Web Forms (Just a click away!) โš™๏ธ Merge Multiple CSV Files into a Master File โš™๏ธ Custom Scripting for Your Specific Needs ๐— ๐˜† ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€๐—ฒ๐˜: โคต๏ธ AI Agents, Voice Agents, CrewAI, AutoGen, Hugging Face, LLaMA 3, Mistral 7B, PEFT, LoRA, QLoRA, Prompt Engineering, RAG Pipelines, LangChain, Vector Databases, FastAPI, Flask, Django, Streamlit, Azure OpenAI, OpenAI API, vLLM, GPTQ, Trading Bots, Binance API, Telegram Bot API, Python, Selenium, Scrapy, Playwright, BeautifulSoup, Regex, REST APIs, Pandas, NumPy, Scikit-learn, PostgreSQL, Firebase, MongoDB, Data Analysis, Data Engineering ๐Ÿ“Œ ๐—”๐—œ ๐—˜๐˜…๐—ฝ๐—ฒ๐—ฟ๐˜๐—ถ๐˜€๐—ฒ & ๐—ฆ๐—ฝ๐—ฒ๐—ฐ๐—ถ๐—ฎ๐—น๐—ถ๐˜‡๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€:๐Ÿ“Œ ๐Ÿ”น๐—”๐—œ ๐—”๐—ด๐—ฒ๐—ป๐˜๐˜€ / ๐—ฉ๐—ผ๐—ถ๐—ฐ๐—ฒ ๐—”๐—ด๐—ฒ๐—ป๐˜๐˜€: CrewAI, AutoGen, Amazon Polly, Deepgram. ๐Ÿ”นL๐—Ÿ๐—  ๐—™๐—ถ๐—ป๐—ฒ๐˜๐˜‚๐—ป๐—ถ๐—ป๐—ด & ๐—ง๐—ฟ๐—ฎ๐—ถ๐—ป๐—ถ๐—ป๐—ด: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, Hugging Face. ๐Ÿ”น๐—ข๐—ฝ๐—ฒ๐—ป-๐—ฆ๐—ผ๐˜‚๐—ฟ๐—ฐ๐—ฒ ๐—Ÿ๐—Ÿ๐— ๐˜€: LLaMA 3, Mistral 7B, Mixtral 8x7B. ๐Ÿ”น๐—™๐—ฎ๐˜€๐˜ ๐—œ๐—ป๐—ณ๐—ฒ๐—ฟ๐—ฒ๐—ป๐—ฐ๐—ฒ & ๐—ฆ๐—ฒ๐—ฟ๐˜ƒ๐—ถ๐—ป๐—ด: vLLM, TGI, DeepSpeed. ๐Ÿ”น๐——๐—ฒ๐—ฝ๐—น๐—ผ๐˜†๐—บ๐—ฒ๐—ป๐˜ & ๐—œ๐—ป๐˜๐—ฒ๐—ด๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป: API-first architecture, Streamlit, Gradio, LangChain, CrewAI. ๐Ÿ”น๐—ฃ๐—ฟ๐—ผ๐—บ๐—ฝ๐˜ ๐—˜๐—ป๐—ด๐—ถ๐—ป๐—ฒ๐—ฒ๐—ฟ๐—ถ๐—ป๐—ด & ๐—ฅ๐—”๐—š ๐—ฃ๐—ถ๐—ฝ๐—ฒ๐—น๐—ถ๐—ป๐—ฒ๐˜€: Custom GPT-4 workflows, Multi-agent orchestration, vector search integration. Quantization & Optimization: AWQ, GPTQ, GGUF, GGML. I believe in creating lasting partnerships with my clients by delivering projects on time and exceeding expectations. I look forward to bringing my technical expertise and passion for software development to your project and making a meaningful impact. Thanks Rahul Khera

  • AI Development
  • AI Bot
  • AI Chatbot
  • AI Platform
  • AI Code Generator
  • AI Agent Development
  • AI Mobile App Development
  • AI Image Generation
  • AI Text-to-Image
  • AI Model Development
  • AI Implementation
  • AI Text-to-Speech
  • AI Builder
  • AI Policy
  • AI Trading
Saad A.

Islamabad, Pakistan

$20/hr
5.0
3 jobs

I help startups and businesses turn AI ideas into ๐Ÿ๐ฎ๐ฅ๐ฅ-๐ฌ๐ญ๐š๐œ๐ค ๐’๐š๐š๐’ ๐ฉ๐ซ๐จ๐๐ฎ๐œ๐ญ๐ฌ, ๐€๐ˆ ๐š๐ ๐ž๐ง๐ญ๐ฌ, and ๐š๐ฎ๐ญ๐จ๐ฆ๐š๐ญ๐ข๐จ๐ง systems that are ready for real users and real-world scale. I build end-to-end solutions that combine modern frontend development, scalable backend systems, and AI-powered features to create production-ready applications. My core expertise includes ๐Ÿ๐ฎ๐ฅ๐ฅ-๐ฌ๐ญ๐š๐œ๐ค ๐ฐ๐ž๐› ๐๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ, ๐€๐ˆ ๐’๐š๐š๐’ ๐ฉ๐ฅ๐š๐ญ๐Ÿ๐จ๐ซ๐ฆ๐ฌ, ๐€๐ˆ ๐š๐ ๐ž๐ง๐ญ๐ฌ, ๐‹๐‹๐Œ ๐ข๐ง๐ญ๐ž๐ ๐ซ๐š๐ญ๐ข๐จ๐ง๐ฌ, ๐‘๐€๐† ๐ฌ๐ฒ๐ฌ๐ญ๐ž๐ฆ๐ฌ, ๐š๐ง๐ ๐ฐ๐จ๐ซ๐ค๐Ÿ๐ฅ๐จ๐ฐ ๐š๐ฎ๐ญ๐จ๐ฆ๐š๐ญ๐ข๐จ๐ง. ๐–๐ก๐š๐ญ ๐ˆ ๐ก๐ž๐ฅ๐ฉ ๐œ๐ฅ๐ข๐ž๐ง๐ญ๐ฌ ๐ฐ๐ข๐ญ๐ก: โ€ข Full-stack web applications using React, Next.js, Node.js, and Python โ€ข AI SaaS platforms and AI-powered products โ€ข AI agents, chatbots, and LLM integrations (OpenAI, Claude, Gemini) โ€ข RAG systems, AI search, and knowledge-based applications โ€ข Business automation workflows using n8n, Zapier, and APIs โ€ข Backend APIs using FastAPI, Express.js, and scalable architecture โ€ข Database design, authentication systems, and SaaS infrastructure I focus on building scalable, production-ready systems that combine strong full-stack engineering with AI capabilities to solve real business problems. If you're looking to build a full-stack application, AI SaaS product, or automation system, feel free to send an invite or message. Iโ€™ll help you turn your idea into a working, scalable product.

  • Full-Stack Development
  • Next.js
  • Python
  • n8n
  • LangChain
  • REST API
  • React
  • ChatGPT
  • AI Agent Development
  • LLM Prompt Engineering
  • OpenAI API
  • Tailwind CSS
  • AI Bot
  • Zapier
  • HighLevel
  • Claude
  • Node.js
  • MongoDB
  • Automated Workflow
  • SaaS Development
Atul K.

Noida, India

$30/hr
4.9
175 jobs

๐—ง๐—ผ๐—ฝ ๐—ฅ๐—ฎ๐˜๐—ฒ๐—ฑ ๐—”๐—œ ๐—˜๐—ป๐—ด๐—ถ๐—ป๐—ฒ๐—ฒ๐—ฟ & ๐—™๐˜‚๐—น๐—น-๐—ฆ๐˜๐—ฎ๐—ฐ๐—ธ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—ฒ๐—ฟ | 8+ ๐—ฌ๐—ฒ๐—ฎ๐—ฟ๐˜€ | ๐Ÿญ% ๐—ผ๐—ณ ๐—จ๐—ฝ๐˜„๐—ผ๐—ฟ๐—ธ | ๐Ÿญ๐Ÿฌ๐Ÿฌ% ๐—๐—ผ๐—ฏ ๐—ฆ๐˜‚๐—ฐ๐—ฐ๐—ฒ๐˜€๐˜€. โœ… $300K+ Total earnings โœ…8+ Years experience as Fullstack Developer โœ… 80+ Projects Completed. โœ…Top Rated Plus. โœ… 100% Job Success Rate. โœ… AWS certified โœ… Python certified โœ…50hrs/week available โœ… 4+ AI/ML Integrations ๐Ÿ”ด I am in the ๐—ง๐—ผ๐—ฝ ๐Ÿญ% overall on Upwork. ๐Ÿ”ด I am in the ๐—ง๐—ผ๐—ฝ ๐Ÿฐ% overall on Stack Overflow. ๐€๐ˆ ๐€๐ ๐ž๐ง๐ญ / ๐•๐จ๐ข๐œ๐ž ๐€๐ ๐ž๐ง๐ญ๐ฌ: ๐‚๐ซ๐ž๐ฐ๐€๐ˆ / ๐€๐ฎ๐ญ๐จ๐†๐ž๐ง / ๐€๐ฆ๐š๐ณ๐จ๐ง ๐๐จ๐ฅ๐ฅ๐ฒ / ๐ƒ๐ž๐ž๐ฉ๐ ๐ซ๐š๐ฆ / ๐‘๐š๐ฌ๐š ๐€๐ˆ / ๐‘๐ข๐ฏ๐ž๐ซ๐ฌ๐ข๐๐ž ๐’๐ƒ๐Š / ๐€๐ณ๐ฎ๐ซ๐ž ๐€๐ˆ ๐’๐ฉ๐ž๐ž๐œ๐ก/๐‹๐‹๐Œ ๐…๐ข๐ง๐ž๐ญ๐ฎ๐ง๐ข๐ง๐ : ๐”๐ฌ๐ข๐ง๐  ๐๐„๐…๐“ / ๐‹๐จ๐‘๐€ / ๐๐‹๐จ๐‘๐€ / ๐‘๐‹๐‡๐… / ๐ƒ๐๐Ž / ๐’๐…๐“ ๐ฐ๐ข๐ญ๐ก ๐”๐ง๐ฌ๐ฅ๐จ๐ญ๐ก / ๐€๐ฑ๐จ๐ฅ๐จ๐ญ๐ฅ / ๐‡๐ฎ๐ ๐ ๐ข๐ง๐ ๐…๐š๐œ๐ž ๐€๐ฎ๐ญ๐จ๐“๐ซ๐š๐ข๐ง / ๐’๐š๐ ๐ž๐Œ๐š๐ค๐ž๐ซ ๐“๐ซ๐š๐ข๐ง๐ข๐ง๐ /๐Ž๐ฉ๐ž๐ง-๐’๐จ๐ฎ๐ซ๐œ๐ž ๐‹๐‹๐Œ๐ฌ: ๐‹๐‹๐€๐Œ๐€ ๐Ÿ‘ / ๐Œ๐ข๐ฌ๐ญ๐ซ๐š๐ฅ ๐Ÿ•๐ / ๐Œ๐ข๐ฑ๐ญ๐ซ๐š๐ฅ ๐Ÿ–๐ฑ๐Ÿ•๐ / ๐…๐š๐ฅ๐œ๐จ๐ง / ๐†๐ž๐ฆ๐ฆ๐š / ๐๐ฅ๐จ๐จ๐ฆ / ๐Ž๐ซ๐œ๐š ๐Œ๐ข๐ง๐ข / ๐†๐ฎ๐š๐ง๐š๐œ๐จ/๐…๐š๐ฌ๐ญ ๐ˆ๐ง๐Ÿ๐ž๐ซ๐ž๐ง๐œ๐ž: ๐ฏ๐‹๐‹๐Œ / ๐“๐†๐ˆ / ๐“๐ž๐ง๐ฌ๐จ๐ซ๐‘๐“-๐‹๐‹๐Œ / ๐’๐Š๐๐ข๐ฅ๐จ๐ญ/๐๐ซ๐จ๐ฆ๐ฉ๐ญ ๐„๐ง๐ ๐ข๐ง๐ž๐ž๐ซ๐ข๐ง๐ : ๐Œ๐ฎ๐ฅ๐ญ๐ข-๐ญ๐ฎ๐ซ๐ง / ๐…๐ž๐ฐ-๐ฌ๐ก๐จ๐ญ / ๐™๐ž๐ซ๐จ-๐ฌ๐ก๐จ๐ญ / ๐‘๐€๐†-๐๐š๐ฌ๐ž๐ / ๐๐ซ๐จ๐ ๐ซ๐š๐ฆ๐ฆ๐š๐›๐ฅ๐ž ๐๐ข๐ฉ๐ž๐ฅ๐ข๐ง๐ž๐ฌ/๐๐ฎ๐š๐ง๐ญ๐ข๐ณ๐š๐ญ๐ข๐จ๐ง: ๐€๐–๐ / ๐†๐๐“๐ / ๐†๐†๐”๐… / ๐†๐†๐Œ๐‹ / ๐๐‹๐Ž๐‘๐€ / ๐๐“๐ / ๐ƒ๐/๐‘๐€๐† ๐’๐ฒ๐ฌ๐ญ๐ž๐ฆ๐ฌ & ๐ƒ๐š๐ญ๐š๐›๐š๐ฌ๐ž๐ฌ: ๐‹๐š๐ง๐ ๐‚๐ก๐š๐ข๐ง / ๐‹๐ฅ๐š๐ฆ๐š๐ˆ๐ง๐๐ž๐ฑ / ๐‚๐ก๐ซ๐จ๐ฆ๐š / ๐…๐€๐ˆ๐’๐’ / ๐๐ข๐ง๐ž๐œ๐จ๐ง๐ž / ๐๐๐ซ๐š๐ง๐ญ / ๐–๐ž๐š๐ฏ๐ข๐š๐ญ๐ž / ๐Œ๐ข๐ฅ๐ฏ๐ฎ๐ฌ Greetings! I am Atul Kumar, a seasoned developer with over 8+ years of experience in web application and software development. Working with LLMs for the past 8+ years and have good expertise in AI Agents development using langchain, LlamaIndex, and LLMs like Claude, GPT4o, Amazon Bedrock, Ollama ๐Ÿ”น AI Agents / Voice Agents: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI ๐Ÿ”น LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, HuggingFace AutoTrain ๐Ÿ”น Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8ร—7B, Falcon, Gemma ๐Ÿ”น Inference Optimization: vLLM, TGI, TensorRT-LLM ๐Ÿ”น Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts ๐Ÿ”น Quantization: AWQ, GPTQ, GGUF, GGML ๐Ÿ”น RAG Systems: LangChain, LlamaIndex, ChromaDB, FAISS, Pinecone, Qdrant ๐Ÿ”น Data Pipeline: Synthetic dataset generation, LLM evaluation frameworks ๐Ÿ”น LLM Deployment: AWS Sagemaker, RunPod, GCP AI Platform, Vercel AI SDK ๐Ÿ–ฅ๏ธ ๐—•๐—ฎ๐—ฐ๐—ธ๐—ฒ๐—ป๐—ฑ ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€: ๐Ÿ”น Proficient in Node.js, Express.js, Python, Django, Flask, AWS Lambda for backend API. ๐Ÿ”น Experienced with relational & NoSQL databases: MySQL, PostgreSQL, MongoDB, Firebase, Firestore. ๐Ÿ”น Skilled in Python FastAPI, REST API, GraphQL API development, and database schema design. ๐Ÿ”น Knowledgeable in Redis, Docker, Kubernetes, AWS EC2, S3, Nginx for scalable infrastructure. ๐Ÿ”น Experienced with Nest.js for enterprise-grade server-side applications. ๐Ÿ”น LangChain, LangServe, LangSmith, HuggingFace, Transformers for AI/LLM integrations. ๐Ÿ”น Vector Databases: Chroma, FAISS, Pinecone, Qdrant for RAG pipelines. ๐Ÿ”น Low-code AI tools: Flowise AI, LangFlow, StackAI for rapid prototyping. ๐Ÿ”น Familiar with Celery task queues, testing frameworks (Pytest, Unittest), and automation tools like Selenium. ๐ŸŒ ๐—™๐—ฟ๐—ผ๐—ป๐˜๐—ฒ๐—ป๐—ฑ ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€: ๐Ÿ”น Proficient in TypeScript, Redux Toolkit, Tailwind CSS with Next.js for high-performance frontends. ๐Ÿ”น Skilled in building Progressive Web Apps (PWA) and Single Page Applications (SPA). ๐Ÿ”น Expert in Vue.js, Nuxt.js, React.js, Next.js, HTML5, CSS3, React Native for responsive and cross-platform UIs. ๐Ÿ› ๏ธ ๐—ง๐—ผ๐—ผ๐—น๐˜€ & ๐—ง๐—ฒ๐—ฐ๐—ต๐—ป๐—ผ๐—น๐—ผ๐—ด๐—ถ๐—ฒ๐˜€: ๐Ÿ”น Skilled in Python ML libraries: Scikit-learn, Numpy, Pandas, Matplotlib, Seaborn. ๐Ÿ”น Familiar with OpenAI APIs, Whisper, GPT models, ChatGPT integration, and AI chatbot deployment. ๐Ÿ”น Experienced with AWS (Lambda, S3, EC2, Sagemaker), Git/GitHub, and Linux environments (Ubuntu, CentOS). ๐ŸŒŸ ๐—”๐—ฑ๐˜ƒ๐—ฎ๐—ป๐—ฐ๐—ฒ๐—ฑ ๐—”๐—œ & ๐—Ÿ๐—Ÿ๐—  ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€: ๐Ÿ”น AI Agents / Voice Assistants: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI. ๐Ÿ”น Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8ร—7B, Falcon, Gemma. ๐Ÿ”น Inference Optimization: vLLM, TGI, TensorRT-LLM for high-speed deployments. ๐Ÿ”น Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts. ๐Ÿ”น Quantization: AWQ, GPTQ, GGUF, GGML for efficient LLM deployment. ๐Ÿ”น LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, H My expertise spans both frontend and backend technologies, as well as a variety of tools and additional skills that enable me to deliver comprehensive solutions. I am dedicated to providing high-quality, efficient solutions that cater to the unique needs of each project. My diverse skill set allows me to approach challenges from multiple angles, ensuring robust and innovative solutions. Warm regards, Atul Kumar

  • AI Development
  • AI Bot
  • AI Chatbot
  • AI Text-to-Speech
  • AI Text-to-Image
  • AI Speech-to-Text
  • AI App Development
  • AI Agent Development
  • AI Mobile App Development
  • AI Image Generation
  • AI Implementation
  • AI Platform
  • AI Model Integration
  • AI Security
  • AI Trading
Ivan T.

Bali, Indonesia

$59/hr
5.0
29 jobs

๐Ÿฅ‡ Top 3% AI SaaS & Agents Builder | ๐Ÿค– 27 AI systems launched | ๐Ÿš€ 16 yrs in tech | ๐Ÿ›  51+ products built I help companies build practical AI products fast - from MVPs and internal tools to scalable agent-based SaaS LLM platforms. Deep experience integrating GPT, Claude, Gemini, and Perplexity APIs into production systems using LangChain, Agent SDK, Langfuse, and custom orchestration logic. My typical stack includes FastAPI + Python + Supabase for backend systems and ReactJS for scalable front-ends. I focus on launching MVPs fast and turning them into production-ready AI products. Iโ€™ve earned $100k+ on Upwork delivering complex AI SaaS platforms and agent-based systems for founders and teams - from MVPs to long-term scalable products. Most projects involve complex business logic, multi-system integrations, and product-level architecture thinking. I work independently and lead a small engineering team when project scale requires it. ๐Ÿง  What I build โ€ข AI SaaS platforms with multi-tenant architecture and decision engines โ€ข LLM systems with RAG, memory, scoring, and structured outputs โ€ข AI tools for sales, procurement, analytics, and infrastructure ๐Ÿ— Industries โ€ข Real estate & PropTech - USA, Canada, Australia โ€ข Automotive & marketplaces โ€ข Sales-driven and data-heavy products Open to other domains with non-trivial problems. โญ๏ธ Selected recent projects โ€ข Multi-tenant AI Brokerage Platform - white-label SaaS with tenant isolation and AI listing scoring โ€ข AI Tender Evaluation System - weighted scoring + RAG-based compliance validation โ€ข B2B Opportunity Intelligence Platform (USA) - AI-driven pre-sales company research, opportunity scoring, and sales training system for enterprise deal preparation โ€ข AI Real Estate Matching Platform - multi-agent property search with semantic filtering and lead scoring ๐Ÿ”ง How I work 1๏ธโƒฃ Define the real problem and success metrics 2๏ธโƒฃ Design system architecture first 3๏ธโƒฃ Build in milestones with early usable results 4๏ธโƒฃ Deliver production-ready systems with clean handoff ๐Ÿ›  Tech Python โ€ข FastAPI โ€ข LLMs (GPT, Claude, Gemini, Perplexity) โ€ข LangChain โ€ข RAG Supabase โ€ข PostgreSQL โ€ข Vector databases CRM & tools: Zoho, Airtable, Notion, Google Sheets Automation tools (incl. n8n) only when they make sense, not as a core focus. If you need someone who thinks like a product owner and delivers like an engineer - letโ€™s talk โœ‰๏ธ

  • AI Development
  • Artificial Intelligence
  • Generative AI
  • AI Platform
  • LangChain
  • ChatGPT API Integration
  • Prompt Engineering
  • SaaS
  • Vector Database
  • Python
  • AI Chatbot
  • LLM Prompt Engineering
  • ChatGPT
  • n8n
  • AI Agent Development
  • OpenAI API
  • Claude
  • Supabase
  • LLM Prompt
  • AI App Development
Yassal A.

Lahore, Pakistan

$15/hr
5.0
7 jobs

I already build 30+ production-ready AI SaaS platforms, AI agents, RAG systems, and automation workflows using Python, LangChain, OpenAI, and Next.js. From startup MVPs to scalable AI products, I help founders turn AI ideas into real applications with modern full stack architecture, intelligent workflows, and clean user experiences. I specialize in building AI-powered systems that combine: - LLM integrations - Scalable backend infrastructure - Modern frontend development - Workflow automation - Production-ready deployment WHAT I CAN HELP YOU BUILD โœ”๏ธ AI SaaS Platforms โœ”๏ธ AI Agents & Autonomous Workflows โœ”๏ธ RAG Applications & Knowledge Systems โœ”๏ธ AI Chatbots & Assistants โœ”๏ธ AI Workflow Automation โœ”๏ธ AI MVP Development โœ”๏ธ Full Stack Web Applications โœ”๏ธ OpenAI & LangChain Integrations โœ”๏ธ Voice AI Systems โœ”๏ธ Multi-Agent AI Applications โœ”๏ธ AI / LLM EXPERTISE - OpenAI API - GPT-4o - Claude - Gemini - LangChain - LlamaIndex - CrewAI - AutoGen - RAG Pipelines - Prompt Engineering - AI Automation - Vector Databases - ChromaDB - Pinecone - FAISS - Qdrant - AI Agents - Voice AI Systems FULL STACK DEVELOPMENT โœ”๏ธ Frontend: * React.js * Next.js * TypeScript * Tailwind CSS * Vue.js * Nuxt.js โœ”๏ธ Backend: * Python * FastAPI * Django * Flask * Node.js * Express.js * NestJS โœ”๏ธ Databases & Infrastructure: * PostgreSQL * MongoDB * Firebase * Supabase * AWS * Docker * Vercel * REST APIs * GraphQL โœ”๏ธ AUTOMATION & AI WORKFLOWS * n8n * Zapier * Make * Flowise * LangFlow * AI Workflow Automation * API Integrations * Business Process Automation โœ”๏ธ \WHY CLIENTS WORK WITH ME * AI-first product engineering mindset * Fast startup MVP execution * Scalable production-ready systems * Strong full stack + AI combination * Clean architecture & maintainable code * Startup-focused delivery approach * Automation-driven engineering I focus on building AI products that are scalable, modern, and ready for real users - not just prototypes. If youโ€™re building an AI SaaS product, automation platform, chatbot, AI workflow, or startup MVP, letโ€™s connect.

  • Artificial Intelligence
  • Generative AI
  • AI Agent Development
  • AI App Development
  • Full-Stack Development
  • Python
  • OpenAI API
  • LangChain
  • React
  • Next.js
  • FastAPI
  • Node.js
  • SaaS Development
  • Automation
  • API Integration
  • Django
  • Front-End Development
  • LLM Prompt Engineering
  • Chatbot
  • n8n
Daniyal K.

Karachi, Pakistan

$15/hr
4.9
106 jobs

๐Ÿ’ก FREE AI / Backend / Automation Audit + Scalable Roadmap Before We Start Most AI and automation projects fail not because of bad ideasโ€ฆ But because the backend, agent architecture, or workflow system wasn't built to scale. โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿšจ IF YOU ARE STRUGGLING WITH: โžค AI agents that don't work reliably in production โžค n8n workflows that break or can't scale โžค GHL systems that are messy or not converting โžค RAG pipelines with hallucinations or slow retrieval โžค Backend APIs that fail under load โžค AI ideas stuck in prototype phase ๐Ÿ‘‰ YOU ARE IN THE RIGHT PLACE. โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” โœ… WHAT I BUILD I build production-ready AI systems, agentic workflows, and scalable automation infrastructure. โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿค– AI AGENT & LLM DEVELOPMENT โžค Multi-agent systems (LangChain, LangGraph, CrewAI) โžค RAG pipelines with vector databases (Pinecone, pgvector, Chroma) โžค LLM integration (OpenAI, Claude, Gemini) โžค Tool calling & function execution โžค Prompt engineering for production reliability โžค AI agents with memory and context management โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” โš™๏ธ n8n & WORKFLOW AUTOMATION โžค Complex n8n workflows with error handling & retry logic โžค API integrations (REST, webhooks, OAuth) โžค Self-hosted n8n deployment โžค Webhook orchestration & event-driven automation โžค Human-in-the-loop approval workflows โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ“Š GHL (GoHighLevel) EXPERTISE โžค GHL workflow automation (pipelines, triggers, actions) โžค CRM automation & lead management โžค GHL + API integrations (webhooks, custom APIs) โžค AI voice agent integration (Retell, Vapi) with GHL โžค SaaS mode setup & white-label systems โžค Funnel & automation optimization โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ BACKEND ENGINEERING โžค Python (FastAPI) โ€“ high-performance APIs โžค PostgreSQL with vector extensions (pgvector) โžค Async systems & background workers โžค Docker, cloud deployment (AWS/GCP) โžค Secure authentication (JWT, OAuth) โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ“ฆ WHAT YOU GET When we work together, you receive: โžค Production-ready AI agents and workflows โžค Clean, documented, maintainable code โžค Error handling, logging, and monitoring โžค Loom walkthroughs + written documentation โžค Systems built to scale from day one โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ“ˆ EXPERIENCE & RESULTS โžค 10+ years backend & SaaS development โžค 70+ successful Upwork projects โžค Top Rated Plus | $60K+ earned โžค Built production AI agents, RAG systems, automation pipelines โžค Long-term partnerships with startups & agencies โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ› ๏ธ TECH STACK (by demand) High Demand (Lead with these): Python โ€ข LangChain/LangGraph โ€ข n8n โ€ข GoHighLevel โ€ข OpenAI/Claude API โ€ข RAG โ€ข Vector Databases (Pinecone/pgvector) โ€ข FastAPI โ€ข PostgreSQL Supporting: Laravel โ€ข Docker โ€ข AWS/GCP โ€ข Redis โ€ข React/Next.js โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐ŸŽฏ INDUSTRIES I WORK WITH โžค AI-first SaaS startups โžค Marketing agencies (GHL users) โžค E-commerce & D2C brands โžค Real estate & PropTech โžค Healthcare & legal tech โžค Fintech & payment systems โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ“ฉ HOW WE START 1. You message me with your current challenge 2. I audit your system (AI / backend / GHL / n8n) โ€“ FREE 3. You get a clear, actionable roadmap 4. We build the right solution โ€“ the first time โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” Most developers just build features. I build systems that work reliably in production. ๐Ÿ‘‰ MESSAGE ME NOW FOR YOUR FREE AI / BACKEND / AUTOMATION ROADMAP โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ” ๐Ÿ”‘ KEYWORDS (for Upwork algorithm): ai automation engineer, ai developer, virtual assistant, ai agent developer, n8n expert, python backend developer, gohighlevel expert, langchain, rag system, ai automation, workflow automation, ghl automation, agentic ai, llm integration, openai api, claude api, fastapi, vector database, multi-agent systems, production ai

  • AI Development
  • Artificial Intelligence
  • Machine Learning
  • AI Agent Development
  • n8n
  • HighLevel
  • Chatbot Development
  • LangChain
  • OpenAI API
  • CRM Automation
  • API Integration
  • Automated Workflow
  • AI Bot
  • AI Chatbot
  • AI Platform
  • Generative AI
  • Full-Stack Development
  • AI App Development
  • Automation
  • API

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