Jeffrey Klassen Email & Phone Number

Boulder, Colorado, United States

Design, implement, and deploy micro services architectures to cloud platforms.

Greater Denver Area

● Designed and developed a web application for managing the workflow of usersubmitted content into a large search/discovery environment. Unique to this projectis a dynamic form field display engine that allows the quick deployment of complexweb forms using simple JSON configuration modifications. The web UI and displayengine were written using ReactJS and Bootstrap and interfaces with a Java JAXRSAPI. Jenkins CI is used for automated builds and deployments.● Developed SecSync system which allows Novetta employees to securely modifyAWS security groups from a private Google Apps Sheet. The spreadsheet contains acustom developed macro which coordinates changes to AWS security groups with acustom Node.JS web API (running in AWS EC2) which in turn makes AWS API callsmanipulating the security groups in Amazon’s environment. This resulted in asignificantly increased team productivity in our company’s developmentenvironment.● Designed, developed, and deployed web application for real-time data analytics andmanipulation on data stored in MongoDB, Elasticsearch, and S3. Web API writtenusing Java JAX-RS server technologies with a AngularJS and Bootstrap front end.● Responsible for writing applications to acquire, parse, and index large volumes ofdisparate data from several third-party vendors into MongoDB and Elasticsearch.Applications are written in Java and leverage Apache Camel and other Javatechnologies.● Deployed, administered, and maintained commercial web application serving 15 TBof content to 2,000 active daily users.

Ellicott City Maryland

● Architected, developed, and maintained web-based company portal using IIS 7, C#ASP.Net MVC4, and SQL Server 2008 R2. 25 person company used this Portal astheir primary employee benefits tracking tool.● Designed and deployed VMware ESXi/vSphere cloud infrastructure to run SafariLocal (Commercial web application) on an air-gapped network for FederalGovernment Agency.

Ft. Meade Maryland

● Designed and implemented a web application to detect operator input errors from alarge enterprise system. The application is written in ExtJS with a python backend.● Ensured confidentiality, integrity, and availability of US Government informationsystems through active cyber defense activities.● Performed network vulnerability analysis to identify network anomalies for ComputerNetwork Defense product development and deployment.● Deployed to Afghanistan to provide liaison support between NSA InformationAssurance Directorate and U.S. Military. Developed tools in C# and PowerShell toaid System Administrators detect and remediate cross domain violations. Workedwith an assessment team to identify and remediate vulnerabilities and improve thesecurity posture of RC-S NIPR, SIPR, and CX-I networks in theater.● Aggregated and analyzed network configuration and vulnerability information forUnited States government networks.● Designed and developed tools using C# to aggregate and analyze networkconfiguration data.● Designed, built, and maintained enterprise domains using Microsoft DomainControllers, WSUS, SharePoint 2010, and MS SQL 2008 R2.

Richmond, Virginia Area

● VDOT SharePoint Recommendation - Worked with a multifunctional team andstakeholders from a large Virginia state agency to develop application requirementsand design a robust SharePoint portal implementation.● Android Application Development - Worked with a project team to provide a mobileinterface for our company's timesheet software.