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NielCM0/README.md

Daniel Cajas

Systems Engineer & Cybersecurity
Security | Linux | Backend Architecture | Programmer

๐Ÿ“ Cerro de Pasco, Pasco, Perรบ
๐Ÿ‘ค LinkedIn
โœ‰๏ธ ledani_6@hotmail.com


๐Ÿง About Me

I am a Systems Engineer from Cerro de Pasco, Perรบ.

I currently work at the Honorable Municipalidad Provincial de Pasco in Peru, where I specialize in networking, backend and frontend engineering, cloud security, regulatory compliance, and security architecture. My work involves integrating SOC 2 controls, ISO/IEC 27001 practices, AWS security policies, and secure network design and architecture decisions within the company's infrastructure and product ecosystem.


๐Ÿ› ๏ธ Technologies

Core technology areas:

  • AWS cloud security: IAM, EC2, VPC, CloudTrail, CloudWatch, AWS Config, cloud hardening and security monitoring
  • Linux and infrastructure: Linux server administration, system hardening, Bash, systemd, Docker, networking and troubleshooting
  • Backend engineering: Go, C#, ASP.NET Core, REST APIs, SQL Server, PostgreSQL and secure API design
  • Security architecture: secure product integration, compliance automation, access control, risk management and AI-driven product security
  • Networking: firewalls, VPNs, MikroTik, WireGuard, ZeroTier, routing, VLANs and network segmentation

Backend and data

Go Python CSharp .NET ASP.NET Core Entity Framework REST APIs PostgreSQL SQL Server React TypeScript

Linux, infrastructure and networking

Linux Debian Ubuntu Bash MikroTik Git GitHub


๐Ÿข Professional Experience

Especialista en Soporte Tecnico en Redes

Honorable Municipalidad Provincial de Pasco
Enero. 2023 - Present ยท Cerro de Pasco, Perรบ

Main responsibilities:

  • Automate compliance and security workflows
  • Manage cloud security policies
  • Participate in audits, architecture reviews and technical product decisions
  • technical support

Soporte Tecnico

KERNEL
Marzo. 2022 - Nov. 2022 ยท Cero de Pasco, Perรบ

  • technical support

๐Ÿ“œ Certifications

Highlighted certifications:

  • CompTIA Security+ ce
  • Diplomado en Gesstion Publica

Additional certifications and training:

  • Sophos Firewall Certified Engineer
  • TryHackMe Cyber Security 101
  • Introduction to Linux
  • Introduction to Networking

๐Ÿ“Œ Featured Projects

Theandeaber

video game development


๐Ÿ“š Currently Learning

  • Advanced AWS Security
  • DevSecOps
  • Terraform
  • Cloud Security Engineering
  • Detection Engineering
  • AI Security
  • CISSP-oriented cybersecurity concepts

๐Ÿ” Cybersecurity & Compliance

  • SOC 2 control implementation and evidence management
  • ISO/IEC 27001 security practices
  • Cloud security governance
  • AWS security monitoring and hardening
  • Security policies and internal control automation
  • Audit preparation and compliance workflows
  • Risk management and security documentation
  • Endpoint protection and incident response
  • Vulnerability analysis and remediation
  • Security architecture for AI-driven products
  • Protection of sensitive corporate data used by AI agents

โ˜๏ธ Cloud Security & AWS

  • AWS IAM
  • EC2
  • VPC
  • CloudTrail
  • CloudWatch
  • AWS Config
  • Security monitoring
  • Cloud hardening
  • Infrastructure security
  • Cloud compliance
  • Security automation

๐Ÿงฉ Backend Engineering

  • Go
  • C#
  • ASP.NET Core
  • Entity Framework
  • REST APIs
  • SQL Server
  • PostgreSQL
  • Python scripting
  • Secure API design
  • Backend architecture
  • Automation tools
  • Internal platforms

๐Ÿง Linux, Infrastructure & Networking

I have strong experience working with Linux servers, operating systems, networking and infrastructure security.

Main areas:

  • Linux server administration
  • Debian, Ubuntu, CentOS and Rocky Linux
  • System hardening
  • Bash scripting
  • Systemd services
  • Docker
  • Virtualization
  • Firewalls
  • VPNs
  • MikroTik
  • WireGuard
  • ZeroTier
  • Routing and switching
  • VLANs
  • NAT and CGNAT traversal
  • Network segmentation
  • Monitoring and troubleshooting

๐ŸŽ“ Education

Systems Engineering

Universidad Tecnologica del Perรบ
2023 - 2027

Information technology and telecommunications

Universidad Nacional Daniel Alcides Carrion
Graduated 2021


๐Ÿ† Awards & Research

  • Decimo superior en la Universidad

๐Ÿค Let's Connect

I am open to collaborating on:

  • Cybersecurity research
  • Open-source projects
  • Technical talks
  • Cloud security projects
  • Linux and infrastructure content
  • Software architecture
  • Educational initiatives

Feel free to connect with me through LinkedIn or GitHub

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