Niraj P.

Senior Data Engineer | BI Architect | ETL | Power BI | SQL

If you’re looking for a specialist who can build end-to-end data solutions—from ingestion to dashboards to AI/ML insights—you’re in the right place. I’m a Senior Data Engineering & BI Expert with 12+ years of experience delivering scalable data systems, modern ETL pipelines, cloud architectures, and business-ready dashboards for global clients. I combine engineering + analytics + AI/ML to deliver solutions that are fast, reliable, and cost-efficient. What I Can Do for You 1. Data Engineering (Azure & AWS) Build scalable data pipelines (ADF, Glue, Lambda, EC2, S3, Snowflake, Redshift) Design modern data lake / data warehouse architectures Create optimized SQL models, DWH schemas, data marts Setup cost-efficient & governed data systems 2. ETL Development (Pentaho PDI Specialist) Complex ETL workflows (Pentaho Jobs + Transformations) API integrations, database migrations, automation scripts Error handling, logging framework, performance tuning 3. Business Intelligence Dashboards Power BI dashboards with row-level security & DAX optimization Tableau stories for executives KPI frameworks, forecasting dashboards, data modeling 4. AI/ML-Enabled Analytics Data preprocessing & feature engineering Predictive models (classification, forecasting, clustering) Integration of ML outputs into BI dashboards End-to-end automated ML pipelines 💼 Industries I’ve Worked With Hospitality • Retail • Healthcare • SaaS • Finance • Startups • Manufacturing 🧩 Why Clients Like Working With Me ✔️ End-to-end owner: From requirement → architecture → development → deployment ✔️ Fast delivery with clean, scalable, future-ready designs ✔️ Business-focused, not over-engineered or overpriced ✔️ Strong communication + documentation ✔️ Cost-optimized cloud solutions (save 30–60% cloud cost) 🛠️ Tech Stack Cloud: Azure, AWS, EC2, Lambda, Glue, ADF, Snowflake, Redshift ETL: Pentaho PDI, Python ETL, Azure Data Factory Databases: SQL Server, MySQL, Oracle, PostgreSQL Dashboards: Power BI, Tableau AI/ML: Python, Scikit-Learn, Pandas, NumPy Others: Git, Linux, Automation Frameworks 📩 Let’s Work Together Whether you need a data warehouse, ETL revamp, cloud migration, dashboard development, or AI/ML solution, I can help you deliver it fast, clean, and professionally. Send me a message—happy to discuss your project and propose a solution.