
IsrarU
Expert in AI Agents, RAG, LangChain, LangGraph and Full Stack Development
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Full-Stack AI Developer
Cyberify • Full-time
Jan 2024 - Aug 2026 • 2 yrs 7 mos
Worked as a Full-Stack Developer and AI Engineer, developing modern web applications and integrating AI-powered solutions for real-world business requirements. Built responsive applications using React.js and Next.js, along with backend APIs and services using Node.js, Express.js, Python, and FastAPI. Worked with MongoDB for database design, queries, authentication, and application data management. Developed AI-powered applications using LLMs such as OpenAI, Gemini, Claude, and Groq. Built RAG pipelines involving document processing, embeddings, vector databases, retrieval, and LLM responses. Developed AI agents and structured workflows using LangChain and LangGraph, including tool calling, multi-step workflows, state management, and external API integrations. Also worked on AI voice solutions using VAPI and Twilio for applications such as customer support, lead qualification, appointment scheduling, and business automation. Handled API integrations, debugging, deployment, Git/GitHub workflows, performance improvements, and maintaining clean, scalable, and production-ready applications.
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staceyybergan

United Kingdom
I highly recommend this seller. The Communication went smoothly and the results were very professional. I will contact this seller again whenever I need data entry.
$50
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