david lanner

Analyzed, researched, resolved, and advised on students' computer problems, which included viruses and other malware, wired and wireless internet connectivity issues, and device recognition problems.

Performed maintenance on delicate and expensive telescopes and auxiliary devices. Performed software and hardware maintenance.

* Diagnosed and repaired problems with different kinds of hardware and software * Performed system back-up, maintenance, and system recovery * Installed and used anti-virus and anti-malware software * Advised customers on solutions to both wired and wireless networking issues

* Developed complex Ruby on Rails and Java applications for a high­capacity, Cloud­based webcasting service * Developed software infrastructure with Chef and Berkshelf * Developed and managed 6 developers’ Vagrant environments * Discovered, exploited, mitigated, and disclosed code and infrastructure vulnerabilities in penetration tests, such as cross­site scripting and cross site request forgery * Hardened the web application against many different kinds of attacks, for instance by developing and deploying a Content Security Policy to help prevent cross­site scripting. * Updated vulnerable software soon after initial disclosure * Fixed cryptography implementation bugs * Wrote and automated hundreds of integration and unit tests

* Performed data entry in administrative support of a budget in excess of $4 million. * Researched and corrected errors in the budget spreadsheet; reconciled spreadsheets reflecting budgets of several million dollars. * Matched disparate line items from varying spreadsheets. * Duties required meticulous attention to detail, long periods of focus, accuracy, and understanding of correct procedures for reporting inaccuracies.

Activities and Societies: Sewanee Computing Society