Save persistent data or file in UserDefaults, Keychain, File System, Memory Cache, URLCache
Flask-based senior support management system demonstrating business analysis, client and service workflows, appointment management, operational reporting, privacy-aware design, and automated testing.
Real-world SQL investigations for Product Support using PostgreSQL and DBeaver.
See which installed apps have newer releases and keep a history of version checks.
Enterprise IT application support and incident management lab using Python, Flask, SQLite, SQL, REST APIs, root cause analysis, and application log troubleshooting.
Professional Playwright and TypeScript regression automation framework for a Spring Boot application using the Page Object Model, GitHub Actions, and Allure reporting.
Portfólio técnico de Fernando Henrique Cerqueira: Healthcare IT, sustentação N2/N3, integrações, dados clínicos, infraestrutura e operações críticas.
Synthetic Linux application incident lab covering Nginx/Python troubleshooting, root cause analysis, recovery and manual QA.
FastAPI audit logging and observability project with structured JSON logs, request IDs, Docker, Kubernetes, and GitHub Actions.
Sanitized engineering case studies in application support, API integrations, Python automation, payments, and production operations.
Production support automation utilities for Linux, SQL, monitoring and troubleshooting.
Hands-on IT Support, Systems Administration, ITSM and Healthcare Application Support labs.
PowerShell script to monitor Windows services, enforce desired state (Running/Stopped), and log results.
Mock HR and financial application support portal demonstrating incident intake, knowledge management, SLA tracking, SQL reporting, documentation, and user training.
PowerShell script that automates log file cleanup based on retention rules defined in a CSV. Includes a log generator for testing.
Reference implementation for support queue monitoring, SLA-risk triage and AI-to-human handoffs.
Portfolio for software implementation, SaaS onboarding and application support.
Local support-engineering portfolio lab for SaaS ticket triage, SQL investigation, SLA prioritization, customer replies, and engineering escalations.
B2B technical support and incident response lab demonstrating Browser DevTools troubleshooting, API/log correlation, Prometheus alerting, SEV-1 coordination, L1-L3 escalation, back-office investigation, and customer communication.
Public case study for a local-first desktop trading journal built around React, Tauri and SQLite.
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