NABIL BIJOY AHMAD

Centerton, AR *****

https://www.linkedin.com/in/nabil-ahmad-582b0717 • 321-***-**** • adxwr5@r.postjobfree.com

JAVA PRODUCTION SUPPORT

A software engineer and production support engineer with a solid record of supporting networks of programs and data flows and coordinating with multiple support/development teams as well as customers to ensure that any issues that arose were addressed in a timely and practical manner.

Developed programs in C#/VB.NET, Java/Spring Framework, Python, Apache Camel, C/C++; front-end GUI and back-end development.

UNIX/Linux shell scripting and job scheduling/automation.

Database development in Oracle, DB2, Informix, SQL Server and Sybase; developed stored procedures, triggers, views and user-defined functions; job scheduling/automation; index tuning.

Provided L1/L2/L3 production support of applications in order to meet business objectives.

Use of reporting tools (Crystal Reports, QReports, ComponentOne Reports, Graphite/Grafana, Artume) to provide various end-users with relevant business and performance statistics.

TECHNICAL PROFICIENCIES

Platforms

UNIX/Linux, Windows

Programming

Java/Eclipse/IntelliJ/Maven/Hibernate/RESTful web services, Python, cron jobs for automating tasks, Apache Camel, C#/VB.NET, Korn Shell script, Windows batch scripting, C/C++/ESQLC, Borland C++ Builder, WinForms, XML, JSon, Perl, PL/SQL, ADO.NET

Databases

SQL (Informix, SQL Developer/Oracle, MongoDB/NoSQL, Teradata/DB2, MS SQL Server, Sybase), stored procedures, triggers, views, user-defined functions

Version Control

GitHub, Subversion, PVCS

Other

Visio, Geneos, Control-M, ServiceNow, CyberARK, JIRA, Confluence, Jenkins, Looper, Splunk, Postman, Graphite/Grafana, Artume, MS Office tools

PROFESSIONAL EXPERIENCE

SOFTWARE ENGINEER III Toshiba Global Commerce Services, Bentonville, AR 10/2022 – 6/2023

Technical Scope: Java/Maven, Linux/Bash shell scripting, Windows batch scripting, MongoDB/NoSQL, Python, Git, ServiceNow, PagerDuty, Visio, Windows

Primary Responsibilities:

Technical Scope: Java/Maven, Linux shell scripting, Windows batch scripting, MongoDB/NoSQL, Python, Git, ServiceNow, PagerDuty, Visio

Primary Responsibilities:

● Developed an application in Python that checks to see if another script needs to be run after an installation takes place.

● Helped to solve an issue that CVS Pharmacy was having with regard to POS message packets being received in the wrong order.

● Monitored MongoDB database using NoSQL to look up and log Walmart store POS-related errors.

● Pager duty: Weeklong 24-hour pager duty every 7 weeks for Walmart stores in North America during which I was required to address pages sent in by them. Required to help fix their POS-related issues as they come in.

● Designed and developed Java code for Walmart-Mexico to run shell scripts that were used to send status reports to another app periodically which then opens up ServiceNow tickets when required to.

SENIOR APPLICATION SOFTWARE ENGINEER Centene Corp., St. Louis, MO 1/2022 – 8/2022

Technical Scope: Oracle/SQL Developer, Dynatrace, Solarwinds, Control-M, ServiceNow, Ansible, Portico, Amisys Interface, Windows

Primary Responsibilities:

● Worked on issue tickets that had to with building new data-based custom features in Portico as well as correcting data in the databases used by the Portico and Amisys Interface applications. Worked closely with individuals that created these tickets to ensure that they got exactly what they wanted within the timeframe that they specified in their tickets. Worked with the DBA team to implement a number of these tickets.

● Pager duty: Covered 12 hours in one day of the week when I needed to acknowledge pager calls, issue-related emails and Dynatrace alerts and address them accordingly, often with bridge calls with other teams that were responsible for resolving each issue.

● Weekend installs: Required to check that certain applications would run normally after updates and installs to the overall system were carried out on weekends every so often.

PRODUCTION SUPPORT ENGINEER Deutsche Bank, Cary, NC 9/2020 – 12/2021

Technical Scope: Oracle/SQL Developer, Windows, UNIX/Linux, Geneos, Control-M, ServiceNow, CyberARK

Primary Responsibilities:

● Worked with the Market Risk team to ensure that incoming customer data was processed in a timely manner by means of legacy applications. Addressed issues when they arose during the course of the day. Carried out workarounds when required to.

● Helped with weekend installs and updates to legacy applications.

● Generated a weekly report on various customer statistics.

● Distributed monthly customer data files to other teams for processing.

● Developed samplers in Geneos that compared output files.

PRODUCTION SUPPORT ENGINEER Walmart Labs, Bentonville, AR 7/2019 – 1/2020

Technical Scope: Teradata, Informix, Windows, UNIX/Linux, ksh, PCI.

Primary Responsibilities:

● Worked with the Marketbasket team to clear up backlogged issues. This team was responsible for processing Point-of-Sale (POS) data files from Walmart stores and Sam's Clubs.

Key Accomplishments:

● Reduced backlog of POS open tickets assigned to the Marketbasket team that had to do with and kept it low (from over 200 to anywhere between 3 and 30) on a daily basis. This allowed other members of the Marketbasket team to focus more on R&D and upgrades and less on production support.

PRODUCTION SUPPORT ENGINEER Sam's Club, Bentonville, AR 11/2018 – 6/2019

Technical Scope: Teradata/DB2, SQL Developer/Oracle, Windows, UNIX/Linux, Excel, Splunk, Postman, message queues.

Primary Responsibilities:

● Monitored message queues that were used by multiple applications from multiple teams within the Sam's Club organization that allowed for the movement of electronic orders and emails. Made sure that the applications involved were working; fixed issues that arose when messages ended up in error queues.

● Worked with various teams including Business, Replenishment and EDI teams to ensure that Sam's Club suppliers received their orders in a timely manner.

● Worked with various teams including Mainframe, Business, Order Management System/Replenishment and Custom Applications to resolve issues that involved the products that they supported.

● Worked with offshore support counterparts in order to maintain a 24/7 production support cycle.

Key Accomplishments:

● Saved Sam's Club around $1.6 million in March, 2019 by helping to purge out data that had been duplicated accidentally.

● Brought multiple teams together to discuss open issues that were plaguing a number of applications; delegated them to the appropriate teams and put together a roadmap to getting them resolved.

DATABASE ENGINEER Paschal Corporation, Springdale, AR 5/2018 – 11/2018

Technical Scope: MS SQL Server 2012, Windows, Excel

Helped to clean up the company's reports and dependent SQL queries and implemented new features to them and the underlying databases.

PROGRAMMER Walmart Labs, Bentonville, AR 2/2010 – 5/2018

Technical Scope: Java/RESTful web services, Apache Camel, C#, Informix SQL (stored procedures and triggers), Shell Scripting and Automation, Linux, UNIX, Windows, XML, JSon, GitHub, Graphite/Grafana/Artume, Jenkins, DevOps.

Utilized a variety of methodologies to support existing programs, made adjustments to code for front-end GUI, and developed new systems to improve operational efficiencies.

Key Projects:

● Authored an integrated system that transmitted Pallet Move operations from the existing GLS Legacy system to the new GLS NextGen system using trigger tables. Automated database processes using triggers and stored procedures. Worked on automating shell scripts and processes using crontab. Worked on the GLS NextGen backend service and carried out L3 support on it as well; it was written in Java 1.8.

● Worked on clearing backlogged tickets for the GLS Legacy system.

● Played an integral role in developing front- and back-end e-commerce website functionalities.

● Served as Assistant Technical Lead for the Controlled Substance Ordering System; gathered technical requirements to replace old VB6 Pharmacy Form Tracking program with a new program from a third-party vendor, determined the effect this change would have on other programs and database tables, and made the necessary modifications to ensure compatibility with the new program.

● Supported the new Yard Management System (YMS) in the final stages of development, performed testing on client hardware, and ensured successful implementation to replace the DOS-based program DCYard.

EDUCATION AND TRAINING

Bachelor of Science, Computer Engineering

Wright State University, Dayton, Ohio

Post-Graduate Studies, Electrical Engineering

Purdue University, Fort Wayne, Indiana

Bachelor of Science, Electrical Engineering

Grove City College, Grove City, Pennsylvania

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