Software Engineer Data
Resume:
Udai Shergill
Allen, TX *****
adclh3@r.postjobfree.com
Education
UNIVERSITY OF NOTRE DAME, SOUTH BEND, IN
MS ACMS -Data Science, 2019
Coursework : Linear Regression, Logistic Regression,Databases, Statistical Learning,Data Visualization
Project : Built a logistic regression model predicting diabetes using R .
UNIVERSITY OF MICHIGAN, ANN ARBOR, MI
MS Aerospace Engineering, 2006
Certifications
AWS Certified Architect -Associate
Udacity Data Structures & Algorithms Nanodegree
Experience
XANDR, PLANO, TX
SENIOR SOFTWARE ENGINEER – BIG DATA, 2018–PRESENT
Developed Xandr Audience Segments related data products using Apache Spark, Python .
Work with Data Scientists to make the data models production ready on AWS hosted services .
Cloud Data Architect designing pipelines, schedules, ingestion, data models on AWS infrastructure .
Automated creation of AWS infrastructure using terraform .
Built data pipelines using AWS Lambda functions, Airflow,Apache Spark .
Developed Python ELT/ETL process loading,transforming business ready datasets to Snowflake.
Designed, developed the data model for Audience Segments on Snowflake data warehouse
Adminstered snowflake database users,roles, warehouse etc.
Optimized PySpark Jobs to improve jobperformance and reduce cost .
AT&T, SEATTLE, WA
SENIOR SOFTWARE ENGINEER, 2012–2017
Developed scalable OneMap Rest Services for At&t stores, Wi-Fi searches.
Refactored existing webservices supporting At&t.com to set of micro-services.
Developed Hashmap based localized caching using Java Concurrency for highly scalable Rest API’s.
Developed Log data analysis using Hadoop to determine the products with abandoned carts .
Designed the relational data model for the Store related searches in Oracle.
Developed the algorithm for retrieving geocoded places between a bounding box .
RHAPSODY INTERNATIONAL INC, SEATTLE, WA
SENIOR SOFTWARE ENGINEER, 2010–2011
Developed Batch processing system retrieving files from Chase Paymentech.
Lead development of scalable Rest web services supporting ecommerce.
Designed and Developed the integration of Rhapsody Ecommerce platform with global payment processing merchant (Chase Payment Tech).
VERIZON WIRELESS; BELLEVUE, WA
SOFTWARE ENGINEER, 2008–2010
Developed the Verizon B2B My Business application enabling business orders.
Re-architected legacy application to multi-tiered loosely coupled application.
Designed and developed the backend data integration layer.
ROYAL CARIBBEAN CRUISE LINES LTD, MIAMI, FL
SOFTWARE ENGINEER,2007–2008
Full stack web developer of the travel agent booking portal.
Developed supporting database infrastructure, data model for bookings.
Technology Skills & Tools
Java, Python, JavaScript, R, Cassandra, Spring Framework, Apache Spark, PySpark, Hive, Hadoop, SQL, AWS Cloud, EMR, Snowflake, Pandas, NumPy, Hadoop,Oracle,MySQL, PostgreSQL, Data Warehouse, Data Modelling.
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