Upwork home
Sign up
Secondary

Hire the best Web Application Security Freelancers in Spain

Check out Web Application Security Freelancers in Spain with the skills you need for your next job.
Get started
  • $70 hourly
    • 5.0/5
    • (9 jobs)
    Platform engineer with 16 years of working experience on major clients in banking and retail sectors with large-scale distributed infrastructures. AWS Cloud, Infrastructure as Code, Docker and Kubernetes, DevOps, CI/CD, microservices and serverless architectures, monitoring and observability, IT business continuity and service management in respect of modern software development lifecycle and the newest agile methodologies.
    Featured Skill Web Application Security
    Disaster Recovery
    Platform Migration
    Grafana
    Kubernetes
    User Identity Management
    Serverless Stack
    DevOps
    CI/CD
    Docker
    Cloud Security
    Configuration Management
    Terraform
    Amazon Web Services
    Linux
  • $60 hourly
    • 0.0/5
    • (0 jobs)
    🔐 Cybersecurity Specialist | Penetration Tester | Ethical Hacker | Security Consultant Hello! I’m a passionate cybersecurity professional with a strong focus on helping businesses secure their digital assets and reduce cyber risks. With hands-on experience in penetration testing, vulnerability assessments, and security audits, I provide actionable insights to strengthen your security posture. ✅ What I offer: Web application & network penetration testing Vulnerability assessment & remediation consulting Cloud security audits (AWS, Azure, GCP) Security hardening (servers, applications, firewalls) Compliance guidance (ISO 27001, GDPR, PCI-DSS) Incident response & digital forensics support I work with startups, SMEs, and enterprise clients, delivering clear, detailed reports with prioritized recommendations. Whether you need a one-time audit or ongoing security consulting, I can tailor my services to your needs. 🛠️ Technical skills: Kali Linux, Burp Suite, Metasploit, Nmap, Nessus, OWASP Top 10, Wireshark, Splunk, Linux security, cloud security tools. 🎓 Certifications: (If you have any certs like OSCP, CEH, CISSP, list them here) 💬 Let’s connect! If you’re looking for a reliable security partner to identify vulnerabilities, meet compliance, or improve your overall security, send me a message. I’d love to discuss how I can help protect your business.
    Featured Skill Web Application Security
    Wireshark
    Microsoft 365 Copilot
    Azure AI Vision
    Kali Linux
    ISO 27001
    Malware Detection
    Firewall
    Security Analysis
    Cloud Security
    Network Security
    Vulnerability Assessment
    Ethical Hacking
    Penetration Testing
    Cybersecurity Management
  • $40 hourly
    • 4.4/5
    • (1 job)
    I'm passionate about elegantly align business and technical aspects of IT/OT Solutions to generate true value to both individuals and organizations.
    Featured Skill Web Application Security
    Project Management
    Troubleshooting
    Windows Server
    Unix System Administration
    Microsoft Azure Administration
    F5, Inc.
    Sales Engineering
    IT Service Management
    Business Development
    DevOps Engineering
    Cloud Computing
    Computing & Networking
    Load Balancing
    Network Engineering
  • $25 hourly
    • 0.0/5
    • (0 jobs)
    🔥 ¡Hola! Soy Pedro CZ, especialista en desarrollo web seguro y auditorías de ciberseguridad. 🛡️ Diseño y fortalezco sitios web modernos, rápidos y seguros utilizando React, Node.js y WordPress. 🕵️‍♂️ Realizo auditorías de seguridad web basadas en OWASP Top 10, entregando informes claros y soluciones prácticas para fortalecer tus sistemas. 🚀 ¿Por qué trabajar conmigo? Web optimizada y segura desde el primer día. Análisis de vulnerabilidades reales, no solo escaneos automáticos. Comunicación constante y reportes entendibles. ¡Estoy listo para ayudarte a construir un sitio web más rápido, seguro y profesional! Hablemos. 👨‍💻
    Featured Skill Web Application Security
    Website Performance Optimization
    Responsive Design
    Vulnerability Assessment
    Penetration Testing
    Website Security
    JavaScript
    Back-End Development
    Front-End Development
    Node.js
    React
    Web Development
  • $15 hourly
    • 0.0/5
    • (0 jobs)
    Hello! I’m z3r0, a passionate cybersecurity enthusiast with expertise in securing web applications, networks, and systems. My goal is to help businesses and individuals stay ahead of cyber threats and ensure that their digital infrastructure remains safe from breaches, attacks, and data loss. With hands-on experience in vulnerability assessment, penetration testing, and system hardening, I’m dedicated to providing robust, reliable security solutions tailored to your specific needs. Whether you're running a small business or a growing tech startup, I can provide the knowledge and technical skills to keep your data, users, and reputation protected.
    Featured Skill Web Application Security
    Computing & Networking
    Information Security
    Linux
    Ethical Hacking
  • Want to browse more freelancers?
    Sign up

How hiring on Upwork works

1. Post a job

Tell us what you need. Provide as many details as possible, but don’t worry about getting it perfect.

2. Talent comes to you

Get qualified proposals within 24 hours, and meet the candidates you’re excited about. Hire as soon as you’re ready.

3. Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

4. Payment simplified

Receive invoices and make payments through Upwork. Only pay for work you authorize.