Hardik Gadher

AI Engineer | Machine Learning Engineer

Building intelligent systems with LLMs, RAG pipelines, and Agentic AI. Turning complex data into scalable, production-ready solutions on Microsoft Azure.

GenAI LLMs RAG AI Agents Azure Python ETL Data Engineering
Hardik Gadher – AI Engineer
AI Engineer
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The AI Era

Hands-on expertise across the full modern AI stack — from intelligent agents to production pipelines.

RAG Pipelines

Retrieval-Augmented Generation systems for accurate, context-aware responses.

LangChain Vector Databases Embeddings Semantic Search

Agentic AI

Multi-step autonomous agents that reason, plan, and execute complex tasks.

LangGraph AI Agents Tool Use ReAct Pattern

Workflow Automation

End-to-end automation pipelines connecting AI with business processes.

n8n Power Automate Webhooks API Integration

MCP Servers

Building Model Context Protocol servers to extend AI with custom tools and data.

MCP Protocol Custom Tools Context Management

Azure AI Services

Cloud-native AI solutions with Microsoft Azure's ML and data platform.

Azure ML Azure OpenAI Databricks Synapse

ML & Data Science

Classical ML, computer vision, and NLP for predictive and classification tasks.

Scikit-learn TensorFlow PyTorch OpenCV NLTK / SpaCy

Data Engineering

Robust ETL pipelines and data architectures powering AI at scale.

Azure Data Factory SSIS SQL / Pandas Star Schema Feature Engineering

Full Tech Stack

Languages
PythonSQLJavaScript
Databases
MySQLPostgreSQLMS SQL ServerMariaDB
Visualization
Power BITableauGrafanaMatplotlib
Dev Frameworks
DjangoStreamlitPyQt5HTML/CSS
DevOps
GitHubGitLabCI/CD

Education

A strong technical foundation combining engineering and optics.

Apr 2018 – Oct 2021

Master of Science

Optical Technologies

Leibniz Universität Hannover, Germany

Photonics Signal Processing Imaging Systems Scientific Computing
Jul 2013 – May 2017

Bachelor of Engineering

Mechanical Engineering

Charotar University of Science and Technology, India

Thermodynamics Materials Science Manufacturing Engineering Math

Experience

Data Engineer

Deutsche Bahn Cargo Logistics GmbH, Mainz (Remote)

Jan 2025 – Present
  • ETL pipeline development and optimisation for financial data with Azure Data Factory and SQL Server
  • Automated data processes to improve KPI availability and reporting performance
  • Translated business requirements into data models and dashboards
  • Performance-optimised data processing to reduce runtimes and cloud costs
Azure Data FactorySQL ServerETLPower BI

Data Scientist

Emtec e.V, Berlin

Nov 2023 – Dec 2024
  • Built Power BI dashboards for KPI monitoring and data-driven decision support
  • Implemented ETL processes for hospital data integration into the data warehouse
  • Developed Power Automate applications with LLM chains leveraging data warehouse data
  • Built end-to-end device recognition system using ML models
Power BILLM ChainsPower AutomateML

Junior Data Scientist

Fraunhofer Institute IKTS, Arnstadt

Dec 2021 – Jun 2023
  • Developed and integrated AI systems for defect detection in industrial components
  • Built data pipelines for collection, cleaning, and processing of large datasets for ML models
  • Created synthetic data and performed feature engineering for robust AI systems
Computer VisionOpenCVFeature EngineeringScikit-learn

AI Projects

Real-world applications built with cutting-edge AI technologies.

Workflow Automation

n8n Google Sheets Workflow Automation

Automated Google Sheet management system with manual triggers and webhook support. Integrates OpenAI for intelligent data processing and dynamic sheet updates.

  • Automated Google Sheets management
  • Manual trigger and webhook support
  • AI-powered data processing
n8nPythonJavaScriptOpenAIGoogle Sheets API
Local AI · Privacy

Private Document RAG Chatbot

Fully offline chatbot for private documents using a local Ollama model. Zero data leaves your machine — complete privacy with full AI capability.

  • 100% offline — no data leaves device
  • Local Ollama model integration
  • Interactive Streamlit UI
PythonLangChainOllamaStreamlitRAG
Data Engineering · Azure

Azure Olympic Data Engineering

End-to-end Azure data pipeline for Olympic datasets — ingestion, cleaning, transformation, and ML-ready outputs with validated data accuracy.

  • Azure cloud pipeline architecture
  • Data cleaning & transformation
  • ML-ready feature engineering
PythonAzureScikit-learnSQLData Factory

Get in Touch

Open to AI engineering roles, freelance projects, and interesting collaborations.

Contact Details

Location Berlin, Germany
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