Joel Schilling Email & Phone Number

Dallas

Designed and implemented a Big Data solution in Apache Spark to run AWS Data Quality DQDL rules outside the cloud to verify data correctness before migration. Programmed a lexer/parser solution to convert all legacy Ab Initio into DQDL for cloud migration to AWS.

Led Platform team in refactor effort to move away from monolith to a microservices architecture. Also, served as Technical PM, including writing narrative for tech modernization to present to senior leadership.

Dallas, Texas, United States

Team Lead --Led a team in creating the Social Security Benefits app slice, a high-fidelity prototype for modernization of TaxAct. Designed and implemented domain specific languages for tax experts, incorporating them into microservices deployed in AWS.

Chesapeake Virginia

Led effort in refactoring ECHO software, including substantial unit test coverageincrease, conversion from SVN to Git, and Postgres to Oracle migration. Created a best practice microservices prototype for Directory Contact warnings, using SpringBoot, Drools, and Apache Kafka.Added large features to ECHO, with an end-to-end process of customer interviews.

Norfolk, Virginia Area

Lead Architect --Lead architect for the OSupply project for the Navy. Engineered a domain-specific language, code generation architecture to enhance productivity by 400x. Worked closely with UI team to implement model-driven user interface.Trained and mentored junior and mid-level developers in DDD and language design and construction.Senior Software.

Suffolk, Virginia

Team Lead --Authored cross-domain guard specification (DFC) for NSA adopted by DOD, based on user interviews, feedback. Presented at DOD conferences and provided support to companies to adopt. Led team for full life cycle of Bray application, used for creating DFC artifacts, from requirements gatheringSenior Java Developer --Led team to create a.

Team Lead --Led small team in implementing new features in the Oculus Document Management System, using Java and J2EE. Responsible for gathering requirements, writing highand low-level designs and test plans. Mentored junior developer in enterprise-level programming, including clean architecture in the Spring and Hibernate frameworks.

Technical Lead --Managed outsourced team refactoring Government Eagles Card application to enterprise-level solution in WebLogic. End-to-end including creating low-level design, coding standards, component integration testing, system integration testing, and user acceptance, with a 7 times lower defect rate below average.

Created Encounters reporting applications in Visual Basic, using SQL and stored procedures. Automated Texas Encounters to remove manual steps, and significantly improve performance.Participated in team to reengineer Encounters to enterprise-level running in JBoss, using EJB, JMS, and Blaze rules engine. Led a team building a user interface in JSP and Java.

Provided debugging support, bug fixes, and enhancement features for the ProTRAX engineering simulator in C++ and MFC. Created low-level drivers in Assembly for data acquisition cards. Innovated a build tool (similar to Ant) to allow all ProTRAX’scomponents and DLLs to be built overnight.Designed and implemented a DAS hardware emulator in DirectX, with.

Linguist, and military intelligence. Transcribing and translating Chinese Mandarin. Top Secret SCI clearance.