Sean Campbell

Johns Hopkins University
School of Medicine

  Johns Hopkins University, Oncology - Baltimore, MD
2023 - Present Senior Programmer Analyst
  • Researched, investigated, and identified key security vulnerabilities from the use of external libraries to the improper storage and protection of user data.
  • Developed new and updated existing API's allowing for data integration between our systems and those of peers.
  • Created complex SQL queries to generate readable custom reports for users to better visualize application data.
  • Improved user-interface to better increase ease of application readability, navigation, and add to user-experience.
  • Implemented dynamic system into major application that allows much larger user control in the distribution of emails for key events in the application.
  • Generated test scripts to better imitate and gather information from conditions likely to be encountered between development and production environments.
  • Ensured best practices are followed in application development for the sake of scalability, readability, and sustainability.
2022 - Present Senior Programmer Analyst
  • Lead developer responsible for documentation, development, and upkeep for multiple internal and external database driven web applications.
  • Met with users to gain better understanding of business requirements, in order to create effective global schemas.
2020 - 2022 Programmer Analyst
  • Developed effective web applications using a combination of programming languages from the full-stack such as ColdFusion, JavaScript, and SQL.
  • Worked to optimize aspects of user experience in applications, such as user-interface and page load time.
  • Created documentation and collaborated with team members to help better gather user requirements and establish effective means of communication.
  • Implemented security measures to better protect applications from attacks such as CSRF and SQL injection.
  • Scrutinized and tested applications constantly prior to deployment to ensure the best possible experience for users.
  • Acted as lead developer for ABCTP Portal applications and Cancer Center Invoices application
2020 - 2020 Web Database Development (personal project)
  • Created web-based application for managing and monitoring quantity of lab material. Contained front-end for displaying database information in a user-friendly manner. As well as forms for inserting, deleting, editing, and viewing relevant data and connected it to backend database that would reflect those changes in real time.
2019 - 2019 Adminformatics - Simpsonville, SC
IT Developer Support Intern
  • Created responsive web-based application for displaying information and services rendered by Adminformatics.
2019 - 2019 Mount St. Mary's University - Emmitsburg, MD
Peer Tutor
  • Assisted students and other tutors on understanding material relating to web development such as server-side and client-side programing, database storage/operations, and user interface. In addition, provided insight and covered topics with students such as data structures and algorithms and introduction to computer science.
2015 - 2016 Towson University - Towson, MD
Computer Recycling Volunteer
  • Refit and refurbished aging computer components, updated software, and prepared machines for redeployment into an office environment where they were most needed.
2014 - 2016 The John Carroll School, Robotics Team - Bel Air, MD
  • Created application interface for programming robot controls, established autonomous functionality so robot could respond on its own to stimuli in real time, and created stored instructions that could be run at any time.
2016 - 2020 Mount St. Mary's University - Emmitsburg, Maryland
BS in Computer Science
Minor in Cyber Security
Honors & Acheivements
August 2016 - Present
Member, George Henry Miles Honor Society
April 2018 - Present
Member, Upsilon Pi Epsilon - International Honor Society for the Computing and Information Disciplines
April 2015 - Present
Member, Spanish National Honors Society
October 2018
Participant, CCSC Eastern Regional Conference, Arlington, VA
February 2020
Successful Participant, COMAP, Mathematical Contest in Modeling (MCM)
Computer Languages
ColdFusion, Java, Python, C++, PHP, HTML, CSS, JavaScript, XML/JSON, Google Apps Script, jQuery, SQL
Oracle, MS SQL, MySQL
Operating Systems
Windows, Linux Ubuntu, Android
Additional Skills
Android App Development, Eclipse, Android Studio, Wireshark, Nmap, Microsoft Office Suite, APIs