Aaron Guevarra Email & Phone Number

Chicago, Il, Us

San Francisco, Us

• Collaborated with Swift developers to refine a generative AI model through reinforcement learning from human feedback (RLHF)• Reviewed code responses ensuring the output met high standards of accuracy, relevance, and context• Created comprehensive reports on model performance, highlighting strengths and weaknesses, and recommended improvements to guide ongoing development efforts

Niles, Il, Us

Full Stack Development• Resolved bugs in applications and implemented enhancements in C#, ASP.NET Core, and SQL Server• Provided technical support and troubleshooting for existing desktop and web applications• Designed user interfaces in AdobeXD for web and desktop applications for internal warehouse employees Database Development• Extended production SQL database schema using ADO.NET Entity Data Model Designer• Developed SQL Triggers and SQL functions to enforce data integrity and automate business logic• Implemented SQL Views to enhance data retrieval, reporting, and manage GRANTS access Desktop Applications Development• Developed console and desktop applications using C#, .NET Framework, Entity Framework, and Windows Forms to automate processes for processing personalized direct mail marketing data mailed through USPS• Maintained Unix and PowerShell scripts to automate tasks and enhance system functionality• Participated in code reviews, learning and applying best practices in coding, testing, and documentation• Utilized Jira for tracking project progress, bugs, and managing development tasks in an Agile environment

Woonsocket, Ri, Us

• Assisted customers in finding products and provided information about store items• Resolved customer complaints and price discrepancies• Prepared for weekly promotions by rotating inventory, adding signs, and re-tagged merchandise

Itasca, Il, Us

• Provided menu recommendations and answering questions about ingredients and nutritional information• Trained eight new employees on juice bar procedures and customer service standards• Prepared, sanitized, and juiced fresh fruits and vegetables

Minneapolis, Minnesota, Us

• Assisted in managing a $5 million infrastructure upgrade for the University of Chicago• Collaborated with multidisciplinary teams to ensure adherence to project specifications and deadlines• Contributed to the preparation of project proposals, presentations, and documentation for client review• Assisted project engineers in conducting site surveys, gathering data, and preparing reports for engineering projects