Ramakrishna Chimmani Email & Phone Number | Professional Big Data Engineer with 12 year of industry experience including around 4 years of Big Data technologies Hadoop, Python, Pandas, Matplotlib, Machine Learning Algorithms, Teradata, Informatica ETL Development with 8.5 years of experience in Teradata, Informatica PowerCenter and Ab Initio. Well experienced in defining, designing, integrating and re-engineering the Enterprise Data warehouse and Data Marts in different environments like Teradata, Oracle with multiple Terabytes of size and various levels of complexity. Proficient in Python, NumPy, Lambda, Pandas and ML Proficient in building the analytical queries for Healthcare actuaries like enrolments and Claims. Working experience in implementing large Teradata DBMSs for Retail and Healthcare projects Proficient in performance analysis, monitoring and SQL query tuning using EXPLAIN PLAN, Collect Statistics, Hints and SQL Trace both in Teradata as well as Oracle. Excellent experience in ETL tools - Informatica power center 9.x, 10.1.0 & Ab Initio 3.1.2.2 Good skills in solution design for the business requirements in Telecom, Retail and Health Care Domains. Good knowledge in UNIX shell scripting. Knowledge of different Schemas (Star and Snow Flake) to fit reporting, query and business analysis requirements. Good knowledge on Agile Methodology and the scrum process. Proficient in preparing high/low level documents like design and functional specifications.

Ramakrishna Chimmani

Professional Big Data Engineer with 12 year of industry experience including around 4 years of Big...
Sewickley, Pennsylvania, United States

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Ramakrishna Chimmani’s Phone Numbers +1 717-302-****

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Ramakrishna Chimmani’s Location Sewickley, Pennsylvania, United States

Ramakrishna Chimmani’s Current Industry Highmark Health

Ramakrishna Chimmani’s Prior Industry Tata Consultancy Services

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Sr Analytics Data Engineer

2019-01-01 00:00:00 - Present

Sr Teradata Developer

2017-08-01 00:00:00 - 2018-01-01 00:00:00

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Ramakrishna Chimmani is a Professional Big Data Engineer with 12 year of industry experience including around 4 years of Big Data technologies Hadoop, Python, Pandas, Matplotlib, Machine Learning Algorithms, Teradata, Informatica ETL Development with 8.5 years of experience in Teradata, Informatica PowerCenter and Ab Initio. Well experienced in defining, designing, integrating and re-engineering the Enterprise Data warehouse and Data Marts in different environments like Teradata, Oracle with multiple Terabytes of size and various levels of complexity. Proficient in Python, NumPy, Lambda, Pandas and ML Proficient in building the analytical queries for Healthcare actuaries like enrolments and Claims. Working experience in implementing large Teradata DBMSs for Retail and Healthcare projects Proficient in performance analysis, monitoring and SQL query tuning using EXPLAIN PLAN, Collect Statistics, Hints and SQL Trace both in Teradata as well as Oracle. Excellent experience in ETL tools - Informatica power center 9.x, 10.1.0 & Ab Initio 3.1.2.2 Good skills in solution design for the business requirements in Telecom, Retail and Health Care Domains. Good knowledge in UNIX shell scripting. Knowledge of different Schemas (Star and Snow Flake) to fit reporting, query and business analysis requirements. Good knowledge on Agile Methodology and the scrum process. Proficient in preparing high/low level documents like design and functional specifications.