Big Data Engineer

at Wal-Mart Associates, Inc. in Bentonville, Arkansas, United States

Job Description

Duties: Define the data elements and Business requirements for the Enterprise Data Lake. Analyze and strategize programs to collect, store and visualize data from various sources and Design data elements into a structured Data Model. Design the Data Model at Enterprise level using Modeling tool like Erwin, Visio, Lucid Chart etc. Prepare and Document Metadata definition for Enterprise Data Lake. Design and development of Big data applications using Core Java, Scala; deploy the applications and workflow into cloud environments. Competent knowledge on Hadoop eco system using real-time streaming technologies using Spark. Experience with cloud-based systems including Infrastructure and Platforms as a Service. Experience working with NoSQL databases Cassandra or MongoDB. Experience with ETL Technologies and creating data pipelines; interpret business requirement converting to technical design. Wring shell scripts using Linux to invoke and schedule applications; proficient knowledge on version control system like GIT or SVN. Writing complex SQL and Database level program like Procedures, Functions, Triggers etc. using Oracle SQL & PL/SQL along with real time monitoring and Tuning the Applications using Database Tools SQL Explain-Plan, SQL Profiler, AWR report, SQL Analyzer etc.


Minimum education and experience required: Bachelor's degree or the equivalent in Computer Science, Information Technology, Engineering or related field plus 5 years of experience in software engineering or related experience.


Skills required: Must have experience with: Designing and implementing REST API Web services using Java; Scripting using Unix and Shell; Coding in Java using various frameworks including Spring and Hibernate; Apache Kafka; IBM Websphere Messaging and Queueing product (MQ) v 5.3, 6, 7, 9; HTML and JavaScripting;  Informix and SQL; Azure Cosmos DB; Cassandra; adapting to industry standard working models including Agile and Waterfall models; Postman, MQ RFH Util, performance testing and monitoring tools including Omegamon, Dynatrace, Splunk and Soap UI; and coding using Object-oriented Programming Core Java. Employer will accept any amount of experience with the required skills.

To apply for this position:  Send your resume to and reference the following Job ID number: R-660462

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Job Posting: 2991846

Posted On: Jul 22, 2021

Updated On: Aug 22, 2021