Mailen Vaillant

TRAX USA Corp: Leading aviation software company.

• Developed high-quality Java code for web applications, by following requirement specifications and adopting Agile methodologies, resulting in improved project timelines.
• Troubleshoot issues on customer environments promptly by providing effective root cause analysis, maintaining customer satisfaction levels.
• Managed database objects. Optimized sql queries to make data retrieval faster and more efficient.
• Traveled to airline headquarter to provide deployment support.
• Upgraded UI Framework regularly to address project vulnerabilities, resulting in a more secure software and more skills acquired.
• Participated on JDK (Java Development Kit) upgrade to apply fixes for security vulnerabilities and critical bugs, in order to keep a safe environment.
• Created comprehensive programming documentation to facilitate QA testing tasks.
• Mentored junior developers on best practices in Java programming and business process workflow.

Ingram Micro – (Global Leader in Technology and Supply Chain Services)

• Added support for authentication using ASP NET Core Identity, including external login providers such as Google and Facebook
• Implemented data access logic with Entity Framework Core to manage data with a higher level of abstraction.
• Improved reusability by applying repository pattern to achieve loose coupling.
• Implemented web user interfaces by using Razor View engine and worked with Bootstrap to make website responsive.
• Provided customer support by diagnosing and solving issues.
• Participated in projects as BI Developer to automate
  processes and transferred business data with BI solutions (Automated Workflows, reporting tools and
  responsive dashboards)

Project: Human Resources Management System

• Improved software efficiency by troubleshooting and resolving coding issues.
• Implemented data access logic with Entity Framework, enabling faster development by reducing the need for writing low-level data access code.
• Enhanced application performance by optimizing the code and implementing efficient algorithms.
• Maintained requirements traceability and performed functional tests as requirements evolved,
  to monitor their effectiveness
• Delivered user manual and performed end-user training to ensure a successful operation