The task to set up Jest and React Testing library for TDD using Gatsby is an easy one.Its tricky as i planned to use Typescripts in my test. Firstly , i installed jest, babel-jest and babel-preset-gatsby ensuring the presence of babel preset(s) which can be used internally for Gatsby site. npm install –save-dev jest babel-jest babel-preset-gatsby identity-obj-proxy tslint-react…

Building Scalable AI, Data, and Automation Solutions
Seeking new opportunities, I am an AI and Data Engineer specializing in Generative AI, AI agents, LLM/RAG systems, data engineering, MLOps, and workflow automation. With 8 years of experience, including 5 years in Full-Stack Development and the last 3 years focused on AI and Data, I build scalable, end-to-end solutions across intelligent automation, cloud systems, and modern data platforms.I work on AI-powered applications, agentic workflows, ETL/data pipelines, and production-ready cloud solutions using technologies such as LangChain, LangGraph, n8n, OpenAI, Claude, FastAPI, AWS, GCP, and Azure. Passionate about combining data, AI, and automation, I bring a practical, impact-driven approach to building reliable systems that solve real-world problems.
Pankaj | AI & Data Engineer | Agentic AI, MLOps
Pankaj | AI & Data Engineer | Agentic AI, MLOps