venkatesh challa
Data AnalystAI is analyzing your overall score…
Identifying your key strengths…
Evaluating your skill match against the job requirements…
Assessing your cultural and operational fit
AI is analyzing your overall score…
Identifying your key strengths…
Evaluating your skill match against the job requirements…
Assessing your cultural and operational fit
Data Analyst with 4+ years in Data Analysis, ETL & Power BI
3+ years of IT experience in Data Analysis and ETL development using Talend, SQL, and Big Data technologies. Skilled in designing and implementing end-to-end data pipelines. Experience working with Oracle databases for development and data management. Proficient in processing large-scale data using Hadoop, Hive, and Sqoop. Strong expertise in data transformation and ETL processes. Good understanding of data warehousing concepts including SCD and Star/Snowflake schemas. Hands-on experience in SQL query optimization and performance tuning. Experienced in building interactive Power BI dashboards for business insights. Skilled in data analysis using Python (Pandas, NumPy, Matplotlib). Strong focus on data quality, validation, and improving data accuracy.
Sri Indu College Of Engineering
B.Tech · Computer Science Engineering
January 1, 2014 – January 1, 2018
Aispry
Data Analyst
September 1, 2025 – Present
India
DXC Technology
Data Analyst
September 1, 2021 – May 1, 2022
India
Microgate Technologies Pvt Ltd
Data Analyst
April 1, 2019 – September 1, 2021
India
Procurement & Vendor Spend Analysis Dashboard
September 1, 2025 – Present
Developed Procurement & Vendor Spend Analysis dashboards using Power BI. Extracted and transformed data using SQL and Power Query. Created DAX measures, KPIs, and interactive visualizations. Analyzed vendor expenditure, purchase orders, and consumption trends. Built dynamic reports with slicers, filters, and drill-through features. Performed data validation and reconciliation for reporting accuracy. Published dashboards in Power BI Service with scheduled refresh. Collaborated with stakeholders to deliver business insights. Automated procurement reporting and reduced manual effort. Improved spend visibility and vendor performance monitoring.
Tera – Restatement
September 1, 2021 – May 1, 2022
Designed and implemented data pipelines from Hive to Azure Data Lake (ADLS Gen2) using Parquet format, enabling downstream analytics in ADW/ADB and Power BI. Ingested and processed data from Oracle and MySQL into HDFS using Hive and Talend. Developed Hive queries and created tables for data transformation and analysis. Built ETL workflows using Talend components (tMap, tJavaRow, tAggregateRow, etc.) for data processing and integration. Performed end-to-end testing, deployment, and job scheduling using Talend Administration Center (TAC). Optimized query performance and improved scalability of Hive/MapReduce jobs. Designed master jobs to execute dependent workflows in parallel, improving efficiency. Delivered data models and outputs consumed by Power BI dashboards for business insights.
Health-Gen(Consumerism Solutions)
April 1, 2019 – September 1, 2021
Gathered business requirements and prepared technical specifications for data processing and analytics projects. Ingested and processed data from Oracle/MySQL into Hive using Sqoop and handled flat file data (delimited, fixed-length). Designed and optimized Hive tables (managed/external, partitioning) and wrote Hive queries for analysis. Worked with multiple file formats (ORC, Parquet, Text) and compression techniques (Snappy, Bzip2). Built and deployed ETL jobs using Talend, including scheduling via TAC. Performed query optimization, data extraction, and Hadoop log monitoring. Applied data warehousing concepts (SCD, data modeling) and managed data updates using SQL Server.
Health and Insurance Data Analysis
April 1, 2019 – September 1, 2021
Analyzed healthcare and insurance data to identify fraud patterns and improve claim validation processes. Developed ETL pipelines using Talend to process XML, CSV, and TXT data into relational databases. Created reusable joblets, context variables, and parent-child job workflows for efficient ETL execution. Designed data mappings, transformation logic, and documentation for smooth deployment across environments. Implemented FTP-based file handling and automation using Talend components. Applied ETL best practices, including data validation, transformation, and error handling using tMap and related components.
Microsoft Certified: Power BI Data Analyst (PL300)
Microsoft
June 1, 2026 – Present
Cultural Fit Analysis
The candidate's project experience spans procurement, vendor analysis, healthcare, and insurance, demonstrating diversity in application domains. The roles consistently align with a Data Analyst profile, involving ETL, data visualization, and business intelligence. The breadth of skills across databases, ETL tools, and visualization platforms suggests adaptability and a willingness to learn new technologies, which contributes positively to cultural fit.
Soft Skills & Operational Fit
The candidate's project descriptions indicate experience in stakeholder collaboration, requirement gathering, and delivering business insights, suggesting a good operational fit for a Data Analyst role. The focus on data validation, reconciliation, and error handling points to an attention to detail and commitment to data quality.