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guilhermehenn/README.md

Guilherme Henn

Systems Analyst focused on application support, system integrations, data analysis, observability and production troubleshooting.

I work with critical systems in retail, e-commerce and corporate environments, supporting production stability, incident analysis, API validation, databases, logs, monitoring and operational continuity.

Focus Areas

  • Application support and production troubleshooting
  • Incident analysis and root cause investigation
  • System integrations and Web Services APIs
  • SQL, Oracle Database, SQL Server, MySQL and MongoDB
  • Observability with Dynatrace, Graylog, Grafana and Kibana
  • SAP Commerce and Oracle ATG support
  • Software testing, validation and production change support
  • Technical documentation and operational procedures

Technical Stack

Support & Operations
Application Support · Technical Support · Troubleshooting · Production Support · ERP Software

Databases
SQL · Oracle Database · SQL Server · MySQL · MongoDB

Integrations & Testing
Web Services API · Postman · SoapUI · Software Testing

Observability
Dynatrace · Graylog · Grafana · Kibana

Platforms & Tools
SAP Commerce · Oracle ATG · Linux · Windows · Git · Jenkins

Programming & Automation
PowerShell · Python · Java

Professional Background

Currently working as a Systems Analyst, supporting critical production environments related to retail operations, e-commerce, order integrations, fiscal flows and corporate platforms.

My routine involves incident investigation, log analysis, database queries, API validation, monitoring, troubleshooting and support for production changes.

Previous experience includes technical support, ERP systems, customer service, database maintenance and infrastructure support.

Contact

Pinned Loading

  1. winforge winforge Public

    Open-source Windows maintenance tool for software management, cleanup, diagnostics and system checks.

    PowerShell

  2. serveRest-api serveRest-api Public

    Automated API testing project for ServeRest using Postman, Node.js and Newman.

  3. notes notes Public

    Task management web application built with Handlebars, focused on simple note organization.

    Handlebars

  4. habits habits Public

    Habit tracking interface built with HTML and CSS.

    CSS

  5. cup-calendar cup-calendar Public

    World Cup 2022 match schedule interface built with HTML and CSS.

    CSS

  6. credit-card credit-card Public

    Responsive credit card registration form built with HTML and CSS.

    HTML