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Engineering over noise
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Engineering over noise
1.1k followers · 2.2k following

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Achievement: Starstruckx2Achievement: Pull SharkAchievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

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frangelbarrera/README.md

Demo

Frangel Raúl Crespo Barrera

Cybersecurity Engineer & Full-Stack Developer

Email GitHub followers X Profile

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.

Core Skills & Technologies

Programming Languages

Python JavaScript TypeScript Dart C++ SQL

Frameworks & Libraries

React Node.js Express.js Flutter TensorFlow Keras

Cybersecurity & Security Tools

Ethical Hacking Penetration Testing Digital Forensics OSINT CTF

Cloud & DevOps

AWS Azure Docker Git

Databases & AI

PostgreSQL MongoDB Prisma CNN LSTM

Additional Skills

Linux Networking Photoshop Graphic Design Digital Marketing

Education

Cybersecurity Engineering
Universidad de Ciencias Informáticas (UCI), Havana, Cuba
September 2020 – June 2025

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

Pinned Loading

  1. 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 15

  2. ICS-Cybersecurity-Audit ICS-Cybersecurity-Audit Public

    9 1

  3. OSINT-BIBLE OSINT-BIBLE Public

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

    202 25

  4. 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

  5. wstg wstg Public

    Forked from OWASP/wstg

    The Web Security Testing Guide is a comprehensive Open Source guide to testing the security of web applications and web services.

    Dockerfile 6

  6. 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 9 1