Sfoglia categorie
Esplora
Fiverr Pro
Italiano
$
USD
Gustavo H
@anz4ks
Infrastructure and Security Systems Engineer
Brasile
Inglese
Chi sono
Multidisciplinary Tech Specialist focused on performance, security, and reliability.
6+ years of hands-on experience across Rust development, Linux systems, advanced networking (MikroTik), and cybersecurity.
I work across the full stack — from infrastructure and network design to backend systems — solving complex technical problems, optimizing performance, and hardening critical environments.
Strong in debugging, automation, and building resilient, high-efficiency systems.
Competenze
Gustavo H
offline •
Tempo di risposta medio: 1 ora
Consulta i miei servizi
Correzione di bug
I will fix bugs or issues in your website or backend fast
Programmazione e tecnologia
I will fix critical server or system issues fast urgent support
Esperienza lavorativa
Infrastructure & Security Specialist
Freelancing Career • Full time
Feb 2021 - Mar 2026 • 5 yrs 1 mo
Worked across infrastructure, networking, cybersecurity, and software development in real-world production environments. Led end-to-end technical projects, including network architecture (MikroTik), Linux/Windows server hardening, and high-availability setups (failover, load balancing, VPNs). Performed vulnerability assessments and penetration testing to improve system security and resilience. Built high-performance backend systems and automation tools using Rust, focused on reliability and operational efficiency. Specialized in advanced troubleshooting, debugging critical failures, and restoring systems under high-pressure scenarios.
