Tim Hostetler Email & Phone Number

Cambridge, Ma, Us

Cambridge, Massachusetts, Us

Principal full-stack developer working on the official NASA Astrophysics Data System web application.• Develop new features from idea to implementation including generation of mock-ups and prototypes.• Involved in conversion to partially server-rendered content, which uses custom client-side hydration using JavaScript.• Redesigned the build system to generate custom bundles, which cut down site loading speed by 1/3 for some pages.• Created API wrappers for legacy Backbone-based web application code to allow for React components to be plugged in where needed.• Re-implemented many components in React, improving UX and also cleaning up legacy code base.• Took part in a couple accessibility audits, which involved several rounds of improvements across the app.• Took part in a hack day, where a "lite" version of the main web app was created. This would then become a fully working HTML-only version, for users on slow devices.

Nashville, Tn, Us

• Develop simple to complex product demonstrations for a shared UI Toolkit that is used company-wide.• Produce mapping demos using OL3 and javascript, along with development of plugins and other add-ins for increased functionality for our mapping product.• Work as part of a small development team within a strong agile development environment.• Using Javascript heavily to develop both front-end and back-end code for use by implementors with myriad needs.• Utilize Git for version control, experience working with complex workflows involving multiple submodules.• Involved in all facets of project, including development, testing, continuous integration, and take some active roles as subject matter expert in small 4-person team.

Armonk, New York, Ny, Us

• Maintains and enhances major government website (System for Award Management (sam.gov)) aspart of a geographically-dispersed remote team supporting a Washington, DC based operation.• Assists in start-up process for interface monitoring process automation by developing criticalCloverETL graphs; identifies issues/failures and escalates for resolution.• Analyzes site defects and functionality to determine a manner in which to replicate errors; reads andreviews code/server logs and employs debuggers to identify root cause(s) and develop/implementcorrective actions.• Architects a positively received, mobile Proof of Concept (POC) built on an Android platform forcontracted vendor’s website; utilizes JSF on a J2EE platform for application repairs and to performsite hot-fixes.• Designs and develops a Section 508 Standards for Electronic Information and Technologycompliance strategy that encompasses expanding the functionality of a form used throughout the site.• Conducts tours as part of the highly-successful Alleghany Ballistics Lab Tour team to emphasize thepositive aspects of IBM and Rocket Center to college juniors and seniors.• Completed 2 weeks of intensive IBM training on Java EE, EJB, Hibernate, XML and JSP.

Master’S Degree, Applied Computer Science

Bachelor’S Degree, Computer Information Systems