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 strategies the 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. Writing 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 five years of experience in software engineering or related experience.

Skills required: Must have experience with: automating repetitive tasks through scripting using Unix Shell scripting and SQL; coding in object oriented programming languages (Java); change management processes using tools like ServiceNow and Remedy; developing applications using J2EE technologies, Java Spring frameworks and Visual Studio .Net for debugging; designing, developing and implementing enterprise applications; Unix Shell scripting to invoke SQL scripts, C, C++, Pro*C or Java programs and scheduling jobs using Crontab utility; Python to automate test cases for integration testing; writing complex SQL queries to troubleshoot and resolve issues in Informix; C and C++ to build logics to process inventory within the distribution center; 4GL to design front-end screens and building business logic by calling backend services like C, C++ and Java to process data; and ESQL/C and Pro*C to connect databases and to send and retrieve data. 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-1079458

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Job Posting: 3395837

Posted On: May 25, 2022

Updated On: Jun 25, 2022