Saikat Mazumder
Data Analyst
Kolkata
Summary
- Data Analyst | MySQL
- Python
- AWS
- Power BI Dedicated Data Professional with 7 years of experience in cloud-native data solutions and end-to-end analytics. Expert in Python programming and Advanced SQL for complex data manipulation and automation. Specialized in the AWS cloud environment, utilizing cloud services to centralize disparate datasets. Demonstrated success in designing and maintaining high-performance Power BI dashboards and data models to ensure enterprise-wide data integrity and streamlined reporting.
Overview
7
7
years of professional experience
9
9
Certifications
10
10
Languages
Work History
Data Analyst
Mobilewalla Information Solutions Pvt. ltd.
05.2019 - Current
- Architected and optimized large-scale MySQL queries within Amazon Athena to analyze high-volume mobile intelligence datasets; engineered on-demand analytics that boosted operational efficiency by 22% and eliminated redundant manual processing.
- Engineered automated SQL workflows and integrated Power BI/Tableau dashboards to monitor mobile device KPIs, proactively identifying anomalies and increasing enterprise data reliability by 15%.
- Spearheaded Root Cause Analysis (RCA) and fraud detection protocols to resolve complex data discrepancies, collaborating with cross-functional engineering teams to implement preventive solutions that improved data productivity by 18%.
- Streamlined Business Intelligence (BI) cycles by developing advanced Python-based automation and SQL workflows, reducing weekly reporting turnaround time by 25%.
- Pioneered an AI-powered data extraction initiative using n8n and Python to transform unstructured datasets into analysis-ready formats, increasing data accessibility for downstream teams by 30%.
- Managed data validation and partner evaluations for new integrations, ensuring 100% data consistency prior to production and reducing post-launch integration errors by 12%.
Education
Master of Computer Applications - undefined
Techno India College of Technology, Rajarhat
Kolkata, West Bengal, India12-2018
Bachelor of Computer Applications - undefined
Techno India Kolkata
Kolkata, West Bengal, India12-2015
Schooling - 10th and 12th Standard
Kendriya Vidyalaya Maligaon
Guwahati, Assam, India03-2012
Skills
- MySQL Professional
- Python Professional
- Advanced Excel Professional
- Jira Professional
- SISS Professional
- Qgis Professional
- Bash Programming Limited
- R Limited
- C/C Limited
- Java Limited
- AWS Athena Professional
- AWS S3 Professional
- AWS Glue Professional
- Redshift Professional
- GCP Professional
- n8n Automation Professional
- Power BI Professional
- Tableau Professional
- Anaplan Professional
- ETL Pipeline Development Professional
- Fraud Detection Professional
- Root Cause Analysis Professional
- DISCO Architecture Professional
Certification
03/2026 Anaplan Level 1 Model Building Anaplan LP27368 Level 1 Training Complete Anaplan Model Building.
Accomplishments
Strategic Internal Promotion: Elevated from the Data Operations team to the Product Team in 2026 as a direct result of consistent high performance and technical upskilling.
Timeline
Data Analyst
Mobilewalla Information Solutions Pvt. ltd.
05.2019 - Current
Master of Computer Applications - undefined
Techno India College of Technology, Rajarhat
Bachelor of Computer Applications - undefined
Techno India Kolkata
Schooling - 10th and 12th Standard
Kendriya Vidyalaya Maligaon