Hadoop Developer Tester resume example with 5+ years of experience

Jessica Claire
Montgomery Street, San Francisco, CA 94105 609 Johnson Ave., 49204, Tulsa, OK
Home: (555) 432-1000 - Cell: - - -
Professional Summary
  • Experience testing Data Warehouse / Big Data applications using ETL.
  • Experience in data analysis, validation, cleaning, and verification of data and identifying data mismatch in large-scale, distributed systems.
  • Experience in developing Map-Reduce programs, Unix shell, Automation test cases.
  • Experience in Importing and Exporting the data using Sqoop from HDFS to RDBMS and vice versa.
  • Good experience in SOAP cloud testing.
  • Tested the GUI of the end product on Mobile and PC.
  • Experience with testing near real-time data-processing and Analytics Application System.
  • Used need base SQL queries like select, insert, update, delete and joining multiple tables based on a business requirement to conduct backend testing.
  • Experience in data warehousing using Amazon Redshift.
  • Extended Hive and Pig functionality by writing custom UDFs.
  • Hands on experience in implementing ETL Processes.
  • Working experience on Quality Center, SQL Server, J2EE.
  • QA tools
  • Windows and Linux
  • Java/C/C++
  • Python and Ruby proficient
  • Data backup and retrieval
  • ALM
  • Quality center
  • SQL
  • Networking
  • UNIX shell scripts
  • Oracle 11g
  • MS-SQL Server
  • Excell
Work History
01/2016 to 01/2017
Hadoop Developer/ Tester CliffIt Solutions City, STATE,
  • Managed 200+ Nodes CDH 5.3.8 cluster with 14 petabytes of data using CM 5.5.1 and Linux Cent OS 6.5.
  • Installed and configured Cloudera Manager for easy management of existing Hadoop cluster.
  • Deployed cluster in AWS.
  • Enhanced and optimized product Spark code to aggregate, group and run data mining tasks using the Spark framework.
  • Performed integration testing of Hadoop packages for ingestion, transformation, and loading of massive structured and unstructured data into benchmark cube.
  • Hand in developing and testing solutions to analyze large data sets efficiently.
  • Designed several test scenarios and test cases.
  • Worked on Quality Center, SQL Server, J2EE.
  • Involved in creating Hive tables, loading and analyzing data using Hive Queries.
  • Managed the quality risks and several testing issues.
  • Load and transform large sets of structured, semi-structured and unstructured data.
  • Worked on testing and increasing the performance for Hive and Pig queries.
  • Implemented a proof of concept using Kafka, Storm. Work on spark SQL and spark streaming.
  • Wrote scripts in Redshift and modified scope to be in Redshift due to relational data.
  • Worked on EMR to analyze data in S3 bucket.

Environment: HDFS, Hive, MapReduce, Pig, Sqoop, AWS, EMR, RedShift, Kafka, Storm, Spark, Scala, SQL.

01/2017 to Current
Big Data Tester/ Quality Center Ciber Inc City, STATE,
  • Executing test plans/cases and report on results.
  • Communicating testing results in conjunction with test plans.
  • Representing defects into the development process.
  • Identifying and analyze defects/test results and be able to deduct the chain of events leading to a failure.
  • Help develop, document, and implement applicable QA processes and procedures to provide more effective quality methods within the group in support of providing quality products.
  • Create, implement, maintain, and enhance test plans, test scripts, and test methodologies that ensure exhaustive testing of all assigned products.
  • Develop software quality test plans and test cases, and lead in setting and maintaining the standards for Software Quality Assurance test documentation.
  • Collaborate with Product Manager, Scrum Product Owner, stakeholders, and development teams in order to help refine the Product Backlog by way of User Stories.
  • This person will their expertise to help elaborate User Stories and ensure proper and complete acceptance criteria.
  • Collaborate with developers to improve overall product quality by emphasizing defect prevention throughout the development process.
  • Identify areas for test improvement through analysis, experience, and use of metrics.
  • Participate in daily scrum activities.

Expected in 2013
Bachelor of Technology (B-TECH): Computer Science & Engineering
Audisankara College of Engineering & Technology - NH - 5, Bypass Road, Andhra Pradesh, India
Expected in Current
Masters Of Science In Computer Science(MSCS): Computer Science
Silicon Valley University - San Jose, CA, USA
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Resume Overview

School Attended

  • Audisankara College of Engineering & Technology
  • Silicon Valley University

Job Titles Held:

  • Hadoop Developer/ Tester
  • Big Data Tester/ Quality Center


  • Bachelor of Technology (B-TECH)
  • Masters Of Science In Computer Science(MSCS)

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