Harish Gurram's Email Addresses & Phone Numbers

Senior Software Engineer 2 @ Twilio Inc. San Francisco Bay AreaEngineer @ Honeywell Technology Solutions, Inc. Worked on Distributed application development using Microsoft application development tools and technologies like C++, C#.Net and COM. From July 2007 to June 2010 (3 years) Hyderabad Area, IndiaData Science Engineering @ Polycom Building a Analytics platform for managing cloud native applications...

Senior Software Engineer 2 @ Twilio Inc. San Francisco Bay AreaEngineer @ Honeywell Technology Solutions, Inc. Worked on Distributed application development using Microsoft application development tools and technologies like C++, C#.Net and COM. From July 2007 to June 2010 (3 years) Hyderabad Area, IndiaData Science Engineering @ Polycom Building a Analytics platform for managing cloud native applications with use cases around making apps cloud native, managing clouds and cloud apps, alerting & monitoring Polycom IOT Devices, Apps, Prescriptive analysis, Predictive analysis and speech analytics & text mining etc. Leading small team on Data engineering and data science initiatives.Data Science, engineering Tools & Technologies:Scala, Apache Spark,Apache Flink, MLlib & SparkML, Kafka, Kafka Streams, Ansible, Influxdb, Telegraf/Collectd, Elstalert (alerting on ES), Elasticsearch, Logstash/Beats & Kibana, Grafana, Zeppelin, AWS EC2, MongoDB/Cassandra/Scylladb, Splunk (Ops Intelligence), Cloud management tools, SAAS, PAAS, Docker, Kubernetes, Cometd based Firehose API developmentFocused self-learning : Tensorflow, DeepLearning, NLTK From November 2015 to September 2017 (1 year 11 months) San Francisco Bay AreaSr. Data Science Consultant @ PayPal Worked on Merchant Activation experience enhancements using Hadoop, NO SQL and other Big data Technologies.Responsibilities : Evaluation of Hadoop platform and its eco system tools for the batch process.Identify the right technologies and tools for use case.Design the high performance distributed big data solution using Hadoop stack and NoSQL data bases in the 1522 node cluster.Design and Implementation of Data ingestion techniques using Sqoop.Design and Implementation of Data processing using HDFS, MR2, PIG, Hive & Python.Implementation of automated workflows using UC4.Implementation of Python based web application to integrate with other Paypal services.Implementation of scalable web scraping application using scrapy and beautiful soup.Technologies : HDFS, Map Reduce , PIG , Hive , Sqoop , UC4, Impala , Java , Python, HDP 2.x, Cassandra, Java Mail, Rest API, Shell script, Maven , GIT and Rally for Agile.Cluster Configuration : 1522 node market cluster with 24 core machine each. From August 2014 to November 2015 (1 year 4 months) San Francisco Bay AreaTech Lead @ Honeywell Technology Solutions, Inc. Responsible for building salable distributed application using Apache Hadoop Eco-system.-- Responsible for evaluating Hadoop eco system components for suitability to project and validating them with POC.-- Implemented Map Reduce programs for Hive UDFs & Pig UDFs in Java.-- Installed and configured Pig for ETL jobs. Written Pig scripts with regular expression to process the log data.-- Responsible to design and implement Hive warehouse repositories.-- Involved in NOSQL data modeling using Cassanda and tools.-- Involved in exchanging data between relational DB and HDFS using Sqoop.-- Involved in performance tuning and bench marking applications.Big Data Technologies : Hadoop , HDFS , MapReduce, PIG, Hive, Sqoop, Flume, Mahout, Oozie, Zookeeper and Cassandra. From September 2013 to May 2014 (9 months) Senior Engineer @ Honeywell Technology Solutions, Inc. Worked on big data application development and proof of concept validations and demonstrations along with design and implementation of distributed application development with client server architecture for Industrial automation domain. Achieved in depth knowledge in technologies like C++, C#, Java, Hibernate, Spring, Design and implementation of Data Structures & Algorithms, multi-threading, design patterns etc.-- Involved 4 releases of complete life cycle phases of enterprise application development.-- Designed Low-Level and high level design documents for most of the sub systems.-- Developed configurations and mapping beans to integrate Hibernate with Spring framework.-- Configured spring beans in application context xml file and used Spring for dependency injection to inject dependencies. -- Used XSLT to transform the XML data into html format.-- Generating Unit Test cases with the help of internal tools.-- Created UML Diagrams using Enterprise Architect tool.-- Completely responsible for business logic and data access layers implementation in majority of the modules.-- Responsible for designing the project using MVC architecture to fit the components into model and controller layers.-- Performed business validations at the back-end using Java modules.-- implemented several design patterns like Singleton, DAO, DTO, Session Façade, Chain of Responsibility and MVC.-- Implemented required data structures and algorithms in all the sub components.-- Developed Multi threading use cases and used Java Collections framework as required in most of the subsystems.-- Involved in resolving Production Issues, Analysis, Troubleshooting and Problem Resolution.-- Involved in defect Tracking, Analysis and Resolution of bugs in system testing. From July 2010 to August 2013 (3 years 2 months)