Christopher Guidry Email & Phone Number

London, Gb

Wake Forest, Nc, Us

Built a Wear OS “digital therapeutic” app for children with ADHD. Co-inventor on four patents. Engineered GraphQL WebSocket subscriptions to enable two way communications between our web app and Wear OS watch app. Hired and supervised a team of developers while acting as scrum master. Edited firmware to create a sham device for studying the placebo effect of our therapy.Risk management - handled responsibilities such as DevOps, QMS, cybersecurity policies, password management, and backups.Our company was nominated for the for the prestigious Prix Galien award for "Best Digital Health Solution"!

Wake Forest, Nc, Us

Built a hybrid mobile app for the web, Android and iOS devices using React, Apollo, GraphQL, Cordova, and other tools. The app is used to sync settings and user activity data between a wearable device and the cloud as well as manage subscriptions (Stripe). Engineered a database that houses over 17 billion rows of time series wearable data. The user's progress can be tracked via graphs within the app. Developed a patented algorithm for optimizing reminder intervals based on several inputs.Technical Environment: Client: Typescript, React Hooks, Redux, Apollo, HTML5, CSS3, Javascript, ES2015/2017, Material UI, Cordova, Bluetooth, Stripe Web Server: Node, Express, GraphQL, PostGraphile, Nginx, Linux, AWS Database Server: PostgreSQL

Developed and maintained a web application that curates news and information about the clean energy sector from across the web using various API's. Ensured a secure and user friendly experience via defensive programming, responsive design, and AJAX. Created a platform for users to save their favorite articles (like Pocket). Built back office processes to allow for content management with no developer intervention. Supervised a team of three software developers. Created a search algorithm to determine the most relevant clean energy data points, which involved normalizing and weighting several features.Technical Environment: C#, SQL, HTML5, CSS3, Javascript, Bootstrap, jQuery, JSON, RESTful, AJAX, DNN, Git, IIS, MS SQL Server, Windows

Charlotte, Nc, Us

Designed and supported a variety of applications including a ticketing system utilized by over 50,000 bank associates. Involved in the entire software development life cycle including gathering business requirements, high/low level design, programming, code review, unit testing, submitting code security scans, and handling feedback from user acceptance testing.Technical Environment: Java, SQL, Spring, Eclipse, Apache/Tomcat, MySQL, Linux (Red Hat), C#, HTML5, CSS3, Javascript, jQuery, JSON, AJAX, TFS, Microsoft Unit Test Framework, IIS, MS SQL Server, Windows

Charlotte, Nc, Us

Developed several data entry pages to support operational reporting. Reworked data parsing application to improve error handling and security while also making it easier to configure the application to write data to new database servers. Made enhancements to ticketing system and onboarded/configured new teams to use the application.Technical Environment: Java, SQL, Spring, Eclipse, Apache/Tomcat, MySQL, Linux (Red Hat), C#, HTML5, CSS3, Javascript, jQuery, JSON, AJAX, TFS, Microsoft Unit Test Framework, IIS, MS SQL Server, Windows

Charlotte, Nc, Us

Architect for data models to support large and complex data sets. Created a database to house over 25 million credit card transactions totaling nearly $5 billion in order to facilitate the detection of and reduction in fraud. Rewrote batch processing system to use purely SQL (previously involved VB application) to improve troubleshooting and maintainability for database team.Technical Environment: C#, SQL, SourceSafe, XML, MS SQL Server, Windows

Charlotte, Nc, Us

Supervised a team of three developers and gathered business requirements for projects.Technical Environment: C#, HTML, CSS, Javascript, SourceSafe, IIS, MS SQL Server, Windows

Charlotte, Nc, Us

Built a batch processing system to automatically load thousands of files and handle processing dependencies to ensure code was executed in the correct order. Worked on an associate incentive algorithm which ranked people across various departments performing an array of tasks, and was utilized to pay bonuses. Created and optimized SQL Server jobs using DTS and Stored Procedures.Technical Environment: Visual Basic, MS SQL Server, Windows

Charlotte, Nc, Us

Developed front end reporting tools using VBA within Microsoft Access. Created Visual Basic executables for report file parsing and to check for new files.Technical Environment: Visual Basic, MS SQL Server, MS Access, Windows

Built web and database solutions for local companies.Technical Environment: C#, HTML, CSS, Javascript, IIS, Visual Basic, MS Access, MS SQL Server, Windows