Seth Kaufmann

• Development and maintenance of puppet modules used for VMware server deployments to remote sites worldwide
• Maintained server hardening baseline modules and bash shell scripts in compliance with DoD standards for operational readiness
• Continuous Information Assurance Vulnerability Alert (IAVA) patching of over 100 on-site RHEL 10 and Rocky Linux servers when required
• Performed bug fixes and new feature requests derived from customer on existing Python application (Django framework) used for configuring and building “linuxapps” servers on-site

• Performed bug fixes and new feature requests derived from customer on application middleware and microservices (Java 17 / 21)
• Created and maintained NiFi data flows for efficient data ingestion into Elastic using native FlowFileTransform and Custom Python Processors
• Created and maintained complex JOLT specs for JSON transformation and data enrichment
• Refactored existing analytics to use Java replacing old and deprecated Apache PIG scripts
• Wrote Unit Tests using JUnit to ensure 90% code coverage in SONARQUBE
• Wrote and maintained documentation for all analytics / analytic suites under my purview

Multiple contracts and roles over a 12 year employment period

September 2016 - January 2023 - Senior Software Engineer and TTO Lead

Managed a team of eleven developers that supported 10 applications in different phases of the software lifecycle from IATT to sustainment. Primary development efforts utilized front end technologies (primarily MEAN stack) hosted in AWS

• Engineered GOTS product for Security Incident Reporting, enhancing incident management capabilities. Technologies used were AngularJS (then migrated and refactored with VUEJS2), NodeJS and MongoDB, later migrating to MariaDB also hosted in AWS
• Wrote multiple AWS Lambda functions using Python 3

September 2013 - September 2016 Software Engineer

• Led design and development of agency Asset Tracking Enterprise Application using AngularJS, NodeJS, Java (Spring Framework) and Oracle Database
• Designed and developed over 20 RESTFUL APIs and Independent External Services using JDBC, JAX-RS, and JPA
• Completed multiple efforts in front end (AngularJS) and application layer Java (Spring framework), Apache SOLR.

August 2011 - September 2013 Software Engineer / System Engineer / System Admin

• Modified and updated COTS product Python 2 source to replace deprecated values and functions, enabling application compatibility with Oracle 11g database
• Ensured compliance of all software and hardware with DoD security standards
• Performed IAVA patching for applications on web and database servers

• Maintained, debugged, installed, upgraded, documented, and tested the data abstraction and business rules layers of the GOTS application.
• Worked on the command/response framework with a SOAP and REST style API which provides flexibility for module developers along with all the capabilities of the existing architecture.
• Developed command/response framework with SOAP and RESTful APIs, enhancing flexibility for module developers while preserving existing architecture capabilities.
• Worked with 3 other developers to port / migrate existing .NET middle-tier architecture to Java/J2EE enterprise middleware.
• Deployed Java applications on JBoss EAM servers.

• Developed three separate n-tier systems from scratch in two years, automating and streamlining previously manual and paper based processes
• Utilized server-side languages such as ASP.Net, C#, VB.NET, and Classic ASP to create dynamic and responsive web applications
• Built and normalized several Microsoft SQL Server databases, including diagrams, stored procedures, triggers, functions, indexes, relationships, and constraints to enhance data integrity and accessibility
• Utilized JavaScript frameworks like jQuery and ASP.NET AJAX to enhance web application functionality.
• Design, develop, test, implement and maintain applications systems and programs using third generation or other generally accepted computer programming languages

• Primary job function was tier 2 / escalation for in-house helpdesk
• Used Oracle SQL Developer or MySQL workbench to write RDBMS queries to identify discrepancies or data issues at row level
• Collaborated with business later team to identify bugs in Java middleware
• Collaborated with customer service department to troubleshoot and resolve client issues within CDHP (proprietary) application

• Use MS SQL 2000 / 2005 to write queries, triggers, stored procedures, create DTS and SSIS packages to simplify end-user manual efforts
• Design, write, test, utilize, and maintain Datamerge programs that manipulate Medical Manager data elements and the standard and non-standard file group
• Design, write, test, utilize, and maintain Unix Shell scripts
• Use Crystal Reports (9/10/11) and Crystal LITE to create reports for end users from the GE Centricity environment
• Wrote shell scripts, set up cron jobs, and job files to run report programs, such as Accounts Receivable, EKG, and Month End Reporting packages