Rajeev Ranjan
Pune,MH
Summary
Technical leader with more than 19 years of experience in BigData/DataWarehouse/BI/ERP service setup, transition, practice building, application development, pre-sales, application operation. A data evangelist with extensive experience in data modeling, ingestion, processing and reporting. Have acquired deep knowledge in machine learning/deep learning and implemented few use cases for automation.
Overview
4
4
Certifications
4
4
years of post-secondary education
19
19
years of professional experience
Work History
Data Service Lead
Vodafone shared services
Pune, India
05.2016 - Current
- Currently working on a service transition of GCP based global datalake with daily data volume growth of more than 1 TB..This is a flagship project being co-developed with google and a variety of niche technologies including apache nifi, Hadoop, dataproc, kafka, pubsub, bigquery, datafusion , dataproc ,dataflow , QLIK and colllibra is being used.
- Delivery management of GCP based data lake (SCM data) for process mining, celonis.
- Service delivery of financial datalake based on TERADATA, AB-INITIO, ORACLE HYPERION,QLIKSENSE.
- This solution is used for all financial reporting and closing at Vodafone group level.
- Managing operation team of AWS based IFRS15 reporting solution (20 TB data) transition to shared services team.
- POC development of GCP for data lakes, analytical modeling and reporting.
- Cross trained resource on cloud technologies AWS, GCP, ML &DL.
- Developed technological culture within team to pick new niche technologies.
- Reduced current operation team by more than 25 % with cross skilling, sharing of resources, automation, reorganization and business process optimization.
- Analyzed company processes to determine outsourcing feasibility.
- Managed deliverable estimates, negotiated resource conflicts and allocated resources.
- Headed and successfully managed multi-department rollout of robust, flexible monthly rolling forecast applications.
- Closely collaborated with project members to identify and quickly address problems.
- Managed and motivated project teams to promote collaboration and keep members on-task and productive.
Senior Managing Consultant
IBM India Pvt Ltd
Bangalore, India
05.2010 - 04.2016
- Built COE on ETL including INFORMATICA , ABINITIO, ODI skills and defined standard HLD and LLD documents for ETLs.
- Oversaw financial warehouse project for General motors which included developing detailed and consolidated revenue, cost and opex reporting by function.
- Worked as solution architect for vodafone global planning and budgeting solution delivery which included building global and localized model development for revenue, cost and opex. This solution provided what-if capability to commercial planning people to plan commercial market model and understand impact of same on P&L and BALANCESHEET.
Senior Manager
Kean consulting India Pvt Ltd / Chennai
, India
09.2009 - 04.2010
- Worked on Pfizer project as solution architect which included delivery of datamodel including ERWIN, development of ETL interfaces using informatica and data aggregation using hyperion ESSBASE.
- Supervised and directed technical leadss and delivery teams to keep projects on-track and tasks prioritized.
Senior Consultant
IBM India Pvt Ltd
Bangalore, India
01.2007 - 09.2009
- Hyperion project delivery to Vodafone UK, Sara Lee and Amway
- Presales and asset development based on EPM and BI products
- Analyzed client business processes to propose optimal software applications for unique requirements.
- Presented business leaders with cost-benefit and return-on-investment estimations to drive project planning and execution.
Technical Lead
Wipro group Ltd
Bangalore, Karnataka
03.2006 - 01.2007
- Developed and delivered in-house datawarehousing solution for financial and HR reporting. The solution was developed using DATASTAGE as ETL tool, ERWIN as datamodeling tool , DB2 as datawarehouse database , HYPERION ESSBASE as multidimensional OLAP engine.
Technical Analyst
Intel India Pvt Ltd
Bangalore, India
06.2005 - 03.2006
- Order management and financial reporting application support for Intel Corp based on Hyperion Essbase, Teradata and Microstrategy
Associate consultant
Oracle financial services
Bangalore, India, India
08.2001 - 05.2005
- Centralized data warehouse solution development for Citibank Singapore.
- Implemented credit risk analysis solution at HDFC BANK
- Implemented credit risk analysis, product cross selling,customer profitability and asset liability management at caise scentral desjardins bank.
Education
Bachelor of engineering -
REC SURATHKAL
06.1997 - 06.2001
Skills
BIG Data
Accomplishments
- Udacity data engineering Nanodegree.
- Udacity data streaming Nanodegree.
- Udacity Data scientist Nanodegree.
- Udacity DeepLearning Nanodegree.
Certification
1. GOOGLE CLOUD CERTIFIED PROFESSIONAL DATA ENGINEER
Timeline
3. Professional certificate : Tensorflow developer ( coursera)
07-2020
4. Big data engineering with Spark(IIT Roorkee)
05-2020
1. GOOGLE CLOUD CERTIFIED PROFESSIONAL DATA ENGINEER
01-2020
2. GOOGLE CLOUD CERTIFIED PROFESSIONAL CLOUD ARCHITECT
11-2019
Data Service Lead
Vodafone shared services
05.2016 - Current
Senior Managing Consultant
IBM India Pvt Ltd
05.2010 - 04.2016
Senior Manager
Kean consulting India Pvt Ltd / Chennai
09.2009 - 04.2010
Senior Consultant
IBM India Pvt Ltd
01.2007 - 09.2009
Technical Lead
Wipro group Ltd
03.2006 - 01.2007
Technical Analyst
Intel India Pvt Ltd
06.2005 - 03.2006
Associate consultant
Oracle financial services
08.2001 - 05.2005
Bachelor of engineering -
REC SURATHKAL
06.1997 - 06.2001
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