Madhup Krishna
Pune
Summary
Experienced Data Engineer with 8+ years in the field, including 3+ years specializing in Google Cloud Platform (GCP). Expertise in GCP BigQuery, ETL processes, Oracle migration, and data transformation. Skilled in optimizing workflows, ensuring accurate cloud migration, and improving efficiency through automation and data verification.
Overview
9
9
years of professional experience
1
1
Certification
Work History
GCP Data Engineer
Tech Mahindra
Pune
10.2022 - Current
- Project: Revenue Assurance (RA) Migration from Oracle to GCP BigQuery.
- ETL Development and Optimization: Converted existing Oracle ETL jobs to work in the GCP environment using the Pentaho tool, making the data processing pipeline more efficient and seamless in BigQuery.
- Transformation and Optimization: Updated and improved data transformation jobs to meet new business needs, ensuring they performed well in GCP.
- Oracle to BigQuery Migration: Migrated Oracle SQL queries, stored procedures, and other components to GCP BigQuery to ensure everything was compatible. I also moved datasets from the development environment to GCP.
- Job Control Testing: Handled and fixed errors in Pentaho job executions, making sure the data was accurate and consistent throughout the process.
- Data verification: Compared data between Oracle and GCP BigQuery using tools like Win Merge to ensure consistency. I resolved any mismatches to ensure the migration was smooth.
- Cloud Scheduler Implementation: Set up Cloud Scheduler in GCP to automate the generation and delivery of reports, reducing the need for manual effort, and ensuring timely report distribution.
Engineer /Domain Specialist
Ericsson India Global Services
Noida
09.2021 - 10.2022
- Project – Ericsson Charging System, Airtel Africa.
- Ericsson Charging Systems Experience: Worked with different Ericsson platforms, like CCN, SDP, AIR, NGVS, ECMS, NGEMA, EMM, IVR, NGCRS, and OCC.
- System Health and Troubleshooting: Checked the health of systems and fixed problems across Pan Africa to ensure everything ran smoothly.
- Backup Management: Managed daily backups for Ericsson nodes on Solaris/Linux platforms to protect data and ensure systems were available.
- Problem Resolution: Found and fixed issues quickly, meeting agreed-upon timelines to minimize downtime and performance problems.
- Documentation and Configuration Management: Updated and kept accurate records of Network Elements (NEs), and system settings.
- Ticket Management: Handled important trouble tickets (TTs), raised Change Requests (CRs), and worked on Customer Service Requests (CSRs) to improve systems.
Software Engineer
IBM India Pvt Ltd
Pune
05.2016 - 09.2021
- Project Name – Consent Gateway/OFFNET.
- Business Requirement Analysis: Analyzed business needs and specifications to ensure the technical solutions met those requirements.
- Technical Documentation: Helped create technical documents that supported the development and implementation of projects.
- Database Management: Designed and created database elements, like tables and views, to support application functions.
- Vendor Coordination: Worked with Vodafone partners to integrate their systems with the CG system, ensuring smooth data exchange and system functionality.
- Ticket Management: Managed and resolved Remedy tickets to fix production and system-related issues.
- Production Environment Monitoring: Monitored and maintained the production environment regularly to ensure system stability and good performance.
Education
BSC - Computer Science
Savitribai Phule Pune University
Pune04-2014
Skills
- Google Cloud Platform (GCP)
- BigQuery
- Cloud storage
- Cloud Composer
- Data flow
- Cloud Scheduler
- Pentaho
- Oracle
- Linux (Solaris, Red Hat)
- JIRA
- SQL expertise
- Data warehousing
- Data migration
- Python
- ETL development
Languages
Hindi
First Language
Hindi
Advanced (C1)
C1
English
Advanced (C1)
C1
Certification
GCP Professional Data Engineer
https://google.accredible.com/fddb2439-facc-4688-ae6a-697850f89b8a#acc.4sgqSQV5
GCP Associate Cloud Engineer
https://google.accredible.com/db46ae42-053b-4b29-9a1d-62a9e310296b#acc.Ml3Niyvr
Affiliations
- Google Cloud Professional Data Engineer Certification (2024)
- Star Award, IBM Awarded for exceptional contribution and successful delivery of data migration project.
Accomplishments
Optimized ETL pipelines, reducing data processing time by 30%, leading to significant improvements in reporting and analytics.
Developed data transformation processes that streamlined reporting, enabling quicker decision-making and improving overall business insights.
Hobbies
- Swimming
- Gaming
- Bike Riding
Timeline
GCP Data Engineer
Tech Mahindra
10.2022 - Current
Engineer /Domain Specialist
Ericsson India Global Services
09.2021 - 10.2022
Software Engineer
IBM India Pvt Ltd
05.2016 - 09.2021
BSC - Computer Science
Savitribai Phule Pune University
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