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Engineering over noise
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Engineering over noise
1.2k followers · 1.5k following

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frangelbarrera/README.md

Demo

Frangel Raúl Crespo Barrera

Cybersecurity Engineer & Full-Stack Developer

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Passion for Technology

I am passionate about secure software development, ethical hacking, and leveraging technology to solve complex problems. With a strong foundation in cybersecurity and full-stack development, I focus on building resilient, scalable solutions that prioritize security from the ground up (Security by Design). My journey combines offensive and defensive security techniques with modern development practices, AI integration, and automation to create impactful technological advancements.

Frangel's GitHub Stats

Core Skills & Technologies

  ┬─ Programming Languages
  ├─ Python ── Core / Security / ML / Automation
  ├─ JavaScript / TypeScript ── Web & Backend
  ├─ Dart ── Cross-platform Apps
  ├─ C++ ── Performance
  └─ SQL ── Data

  ├─ Frameworks & Libraries
  │  ├─ React ── UI
  │  ├─ Node.js + Express ── APIs
  │  ├─ Flutter ── Mobile/Desktop
  │  └─ TensorFlow ── Deep Learning

  ├─ Cloud & DevOps
  │  ├─ AWS / Azure
  │  ├─ Docker
  │  └─ Git

  ├─ Databases
  │  ├─ PostgreSQL
  │  ├─ MongoDB
  │  └─ Prisma

  ├─ Cybersecurity
  │  ├─ Ethical Hacking & Penetration Testing
  │  ├─ Digital Forensics & OSINT
  │  └─ CTF

  ├─ AI & Machine Learning
  │  ├─ CNN
  │  └─ LSTM

  └─ Additional
     ├─ Linux
     └─ Networking

Top Langs

Education

Cybersecurity Engineering
Universidad de Ciencias Informáticas (UCI), Havana, Cuba

Thesis: "Phishing Detection using Deep Learning: CNN and LSTM for Malicious URL Classification"

Certifications

  • Ethical Hacker (Cisco Networking Academy)
  • Artificial Intelligence Fundamentals (IBM SkillsBuild)
  • Cyber Intelligence Course (University of Salamanca)

Languages

  • Spanish: Native
  • English: B1 - Intermediate

Contact

Available for remote opportunities worldwide. Actively seeking roles in cybersecurity, software development, and AI integration. https://linktr.ee/frangelbarrera

Contributions

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  1. OSINT-BIBLE OSINT-BIBLE Public

    A comprehensive 2026 guide to Open-Source Intelligence (OSINT): tools, methodologies, ethics, and techniques for responsible research and investigation.

    287 35

  2. secure-agent-orchestrator secure-agent-orchestrator Public

    Lightweight REST API for centralized control and orchestration of asynchronous commands to remote security agents. Built with FastAPI, optimized for 4GB RAM environments. Features JWT authenticatio…

    Python 16

  3. ICS-Cybersecurity-Audit ICS-Cybersecurity-Audit Public

    Comprehensive methodology, checklists, and hardening guides for ICS/OT Cybersecurity Audits based on IEC 62443 & NIST SP 800-82. Focus on defensive security practices and risk mitigation in industr…

    10 2

  4. Network-Scanner Network-Scanner Public

    An AI-powered network scanning platform for automated vulnerability assessment and penetration testing. Combines traditional security tools with intelligent analysis for comprehensive reconnaissanc…

    JavaScript 12 1

  5. phishing-detection-rnn-cnn phishing-detection-rnn-cnn Public

    Offline phishing detection model for websites using a hybrid CNN–LSTM architecture. Operates without internet access, classifying URLs as legitimate or potentially malicious based on learned patterns.

    Jupyter Notebook 6

  6. wstg wstg Public

    Forked from OWASP/wstg

    Community-maintained Spanish translation of the OWASP Web Security Testing Guide (WSTG). https://github.com/OWASP/wstg#translations.

    Dockerfile 6