Data Engineering Services

Build scalable data engineering solutions that transform raw data into reliable pipelines, structured systems, and actionable business insights. I help businesses design modern data workflows for analytics, automation, reporting, and AI-ready infrastructure.

My Expertise in Data Engineering

I specialize in building custom data engineering solutions for businesses across healthcare, legal tech, e-commerce, SaaS, and other data-driven industries. My work combines data pipelines, ETL/ELT workflows, storage systems, cloud infrastructure, and analytics enablement to help organizations collect, process, and use data more effectively at scale.

📥 Data Ingestion & Integration
🔄 ETL/ELT Pipelines
🗄️ Data Warehousing & Storage
Real-Time & Batch Processing
📊 Analytics-Ready Data Systems
🛡️ Data Quality, Security & Reliability

Key Metrics

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Data Ingestion & Integration

Build reliable pipelines that collect data from APIs, databases, files, webhooks, and third-party platforms to create a unified and accessible data foundation.

ETL/ELT Pipelines

Design scalable ETL and ELT workflows that clean, transform, validate, and prepare data for reporting, analytics, machine learning, and downstream applications.

Data Warehousing & Storage

Create structured data storage solutions using warehouses, databases, and cloud platforms that support performance, scalability, and long-term business needs.

Real-Time & Batch Processing

Develop systems for both streaming and scheduled data workflows so businesses can process information efficiently based on speed, scale, and operational requirements.

Analytics-Ready Data Systems

Prepare business data for dashboards, reporting, BI tools, operational insights, and decision support by building clean, consistent, and analysis-ready datasets.

Data Quality, Security & Reliability

Implement validation, monitoring, access control, logging, and reliability practices to ensure your data systems remain accurate, secure, and dependable.

Bird Disease Classification (MLOps)

Built an end-to-end deep learning MLOps pipeline for bird disease classification using TensorFlow/Keras, PyTorch, OpenCV for image processing, FastAPI for model serving, and Docker for containerization. Implemented automated training pipelines, model versioning, and deployment workflows.

U.S. Visa Approval Prediction (MLOps)

Developed a complete MLOps pipeline for visa approval prediction using Python, FastAPI, Docker, AWS (EC2, ECR, S3), XGBoost, and CatBoost. Implemented automated model training, versioning, deployment, and monitoring with CI/CD integration for production-grade machine learning.

Uber Data Analytics Pipeline

Built a robust time-series forecasting solution with over 90% accuracy using Python and statistical modeling.
It enabled a growing online retailer to better manage inventory, reduce overstock, and forecast seasonal demand shifts.

CareSage - RAG Medical Chatbot

Developed an intelligent medical chatbot using Retrieval-Augmented Generation (RAG) with Flask, LangChain, Pinecone vector database, OpenAI embeddings, and sentence-transformers. The system processes medical PDFs using PyPDF to provide accurate, context-aware responses for healthcare queries with citation support.

n8n Workflow Automation

Built 8 comprehensive automation workflows using n8n platform integrated with Retell AI, GoHighLevel, Twilio, OpenAI GPT-4, and PostgreSQL. Projects included AI Voice Agent for customer service, Multi-Channel Communication Hub, Lead Qualification System, CRM Sync Automation, Content Generation Pipeline, Customer Onboarding Workflow, Voice-Based Appointment Scheduler, and BI Reporting Dashboard.

AI Industry

Data Science

Cloud for AI

My Expertise in Data & AI Industry

From raw data to AI-powered decisions — I help businesses implement end-to-end machine learning workflows, analytics dashboards, and automation pipelines.

Remote Data & AI Solutions

I’m a freelance Data Science and ML Engineer with 7+ years of experience transforming data into actionable insights. I specialize in building intelligent solutions, custom ML models, and scalable pipelines for startups and SMEs worldwide.

  • United States (Remote Projects)
  • Germany (AI Consultancy)
  • EUROPE (Remote Projects)
  • Remote – Available Worldwide

You Can find me here

As an independent Data & AI Engineer, I help companies unlock the full potential of their data. From predictive analytics to workflow automation, I offer strategic and technical support that drives real impact.

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Copyright © 2025 | Pankaj Pramanik

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