- Developed new features in React Native for our mobile application.- Integrated our app with third party services such as Algolia search and itsme login.- Collaborated with the mobile team to implement best practices, such as choosing the correct level of abstraction.- Worked remotely 4 days out of 5.

- Developed our Android app for eTicketing. Followed the French government's requirements and passed certification.- Designed the framework used in eTicketing and other apps, for the purpose of handling complex multi-branch electronic forms. All fields' validity and required status are modified in real time based on user input, and entire sections of the form are removed or added depending on the type of offense and input data. It also smoothed the user experience by providing live feedback when filling forms.- Created a web-based admin console with Node.js and Backbone to update and check the status of the Raspberry Pis located on our clients' premises.

- Trained our developers in Tours and Mulhouse to JS and Backbone with a 3-days in-person work session. Introduced developers with little to no experience with JS to concepts such as closure, first-class functions and DOM manipulation through the step-by-step creation of a unit converter.- Converted the fat client for our booking software into a full web client using ExtJS and Backbone.- Developed our Android app for the control and maintenance of sports equipment.

- Strengthened the security of the web application against XSS, CSRF, clickjacking, SQL injections and other weaknesses.- Trained sales and customer service to choose strong passwords and thwart phishing attempts.- Enhanced the fraud detection system and redesigned the protocol used to securely count clicks.- Defined new application functionalities and improved existing features in collaboration with executives, product managers and engineers.- Confirmed, tested, documented bugs and verified their later correction.