Alekhya Ch Email & Phone Number

Macon, Georgia, United States

● Designed and built statistical models and feature extraction systems and used models to solve business problems related to company’s data pipeline and communicated these solutions to executive stakeholders. ● Researched and implemented various Machine Learning Algorithms using the R language. ● Devised a machine learning algorithm using Python for facial recognition. ● Used R for a prototype on a sample data exploration to identify the best algorithmic approach and then wrote Scala scripts using spark machine learning module. ● Used Scala scripts for spark machine learning libraries API execution for decision trees, ALS, logistic and linear regressions algorithms.● Design and engineer REST APIs and/or packages that abstract feature extraction and complex prediction/forecasting algorithms on time series data.● Developed Python application for Google Analytics aggregation and reporting and used Django configuration to manage URLs and application parameters.● Developed pre-processing pipelines for DICOM and NONDICOM Images.

Dallas, Texas, United States

● Worked in designing tables in Hive, MYSQL using SQOOP and processing data like importing and exporting of databases to the HDFS, involved in processing large datasets of different forms including structured, semi-structured and unstructured data.● Developed rest API's using python with flask and Django framework and done the integration of various data sources including Java, JDBC, RDBMS, Shell Scripting, Spreadsheets, and Text files.● Worked with Hadoop architecture and the daemons of Hadoop including Name-Node, Data Node, Job Tracker, Task Tracker, and Resource Manager.● Used AWS data pipeline for Data Extraction, Transformation and Loading from homogeneous or heterogeneous data sources and built various graphs for business decision-making using Python matplotlibrary● Developed scripts to load data to hive from HDFS and involved in ingesting data into Data Warehouse using various data loading techniques.● Scheduled Jobs using crontab, run deck and control-m.● Developed entire frontend and backend modules using Python on Django Web Framework and created User Interface (UI) using JavaScript, bootstrap, Cassandra with MySQL and HTML5/CSS● Importing and exporting data jobs, to perform operations like copying data from HDFS and to HDFS using Sqoop and developed Spark code and Spark-SQL/Streaming for faster testing and processing of data.● Analyzed SQL scripts and designed the solutions to implement using PySpark.

Framingham, Massachusetts, United States

• Partner with Product and Engineering teams to identify disparate data sources which needs to be tapped for building end to end customer record and sessionization.• Responsible for schema design and big data modelling.• Responsible for loading raw and untransformed data into data lake.• Designed, developed and tested data pipelines using Sqoop, Scala,Spark, Sbt and Oozie for Ingesting internal source data and other third-party external data from disparate sources, API’s, Flat files into Hadoop.• Designed, developed and tested data pipelines to ingest real time data from Kafka topics using Kafka,Spark Streaming, Scala and Sbt.• Responsible for transforming data and joining with disparate enterprise data sources for creating datasets for analytical and data science use cases.• Designed, developed data pipelines using Java, Scala, Kafka, Spark, Sbt, Hive for data transformation and building fact and dimension tables for analytical and data science use cases.