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Joselin
Information Systems Analyst
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Competencies
Experiencia demostrada en Complex query writing.
Experiencia demostrada en Stored procedures.
Experiencia demostrada en Execution plan analysis.
Experiencia demostrada en Index maintenance.
Experiencia demostrada en SolarWinds DPA.
Education
Languages
Summary
Information Systems Analyst buscando nuevas oportunidades
Experience
Information Systems Analyst
Wrote and optimized T-SQL queries and stored procedures, reviewing execution plans to identify bottlenecks and improve response times, using AI to accelerate analysis.. Tuned indexes and recommended changes such as transaction isolation level adjustments to reduce blocking between concurrent processes.. Maintained production databases: cleaned up tables with uncontrolled growth and freed disk space across several area databases through scheduled batch purge processes.. Managed database accounts and security, including rotation of administrative credentials and migration of connections from servers to dedicated application users.. Developed applications with Angular/TypeScript, APIs in .NET Core with C#, and ASP.NET (MVC and WebForms).. Automated processes through Power BI dashboards to support decision-making.. Provided technical support and resolved incidents in enterprise applications.. Built the QFAP Creator system (an integrated quality management tool for IATF 16949 and AIAG-VDA): full-stack development and architecture with Angular, TypeScript, .NET Core, C#, and SQL Server, including an FMEA manager with parent/child relationships and automatic inheritance, an audit log with complete change traceability, Control Plan management, and access control with external user support via JWT. Ensured data consistency through validations in stored procedures and transactional handling of complex operations.
Systems Intern
Maintained and updated enterprise applications in C#, improving their performance and functionality.. Automated Power BI reports to monitor Human Resources incidents, reducing analysis time.