Sunil KM
Summary
• 9+ years of IT experience in Analysis, Design, Development, Support, and Data Warehousing.
• End-to-End Data Pipeline Ownership: Led full lifecycle ETL architecture, development, and deployment using Talend Big Data, BigQuery, GCP, AWS and legacy platforms (Oracle,Vertica, Redshift,Snowflake, Greenplum, SQL Server).
• Cloud & Big Data Integration: Designed and implemented scalable data ingestion and transformation workflows on GCP and AWS, enabling real-time and batch analytics for multi-terabyte datasets.
• Production Migration & Governance: Authored comprehensive migration playbooks and promotion strategies from Dev → QA → Production, ensuring zero-downtime deployments and full audit compliance.
• Performance Optimization:Tuned complex ETL jobs using joblets, mappings, global variables, and context configurations to reduce runtime by up to 40% and improve reliability.
• Cross-Functional Collaboration: Partnered with data analysts, DevOps, and business stakeholders to translate requirements into robust, reusable ETL frameworks using Talend best practices.
• Toolchain & Automation: Configured and managed job scheduling, version control (Git), and CI/CD pipelines across UNIX/Linux environments.
Overview
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1
Certification
Work History
Senior Software Engineer
Duns and Bradstreet
Dun & Bradstreet – Senior Software Engineer -Lead ETL development using Talend 7.3.1, GCP BigQuery, AWS Redshift, and Dataflow. Designed scalable ingestion workflows, implemented data quality frameworks, and optimized job performance (40% faster runtimes). Collaborated with DevOps and analysts for CI/CD automation and reusable ETL joblets ensuring production stability.
Wipro Technologies – Technical Lead - Led Talend ETL projects on Netezza and Snowflake. Built dashboards and data models enabling insights on damage control metrics for retail analytics.
GE Digital – Data Engineer - Developed ETL processes for Sales & Inspection and DSO systems using Talend, Oracle ERP, and Greenplum. Automated data validation and transformations, ensuring reliable data integration pipelines.
Technosoft Technologies (Dataflow / National Bank of Abu Dhabi) – ETL Developer -Delivered ETL solutions using Talend and Informatica across banking and verification domains. Managed extraction from Oracle ERP, applied transformation logic, and optimized job performance
Education
B.E - ECE
PDA College of Engineering
Skills
Tools & Utilities: Talend Bigdata,Talend DI, GCP,AWS, Dataflow,Datastream, TOAD, Putty, JIRA, Git, Jenkins, WinSCP, Rally,Jira, Hive,SAP BODS
Databases: Big query,Vertica, AWS Redshift ,PostgreSQL, Netezza, Oracle, GreenPlum, MS SQL Server, Teradata, IBM DB2,Snowflake,Bigtable
Certification
Completed GCP Data Engineer Training .
Experience Summary
- Worked with Duns and Bradstreet, Bengaluru
- Worked with Wipro Technologies, Bengaluru
- Worked with GE Digital, Bengaluru
- Worked with Technosoft technologies, Bengaluru
Timeline
Senior Software Engineer
Duns and Bradstreet
B.E - ECE
PDA College of Engineering