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Victor N.VN

Victor N.

Fullstack Developer - Cybersecurity

€450/day
1 project
Toulouse, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Victor

Fullstack & Cybersecurity Engineer
With dual expertise in web/mobile development and cybersecurity, I help companies secure their applications and create high-performance solutions.
👨‍💻 +4 years of experience on critical projects (Thales, DataDome...)
🔐 Specialist in fraud/bot detection, security audit (OWASP, BurpSuite), vulnerability analysis
🛠️ Techs: Python (Django, Pandas), JavaScript (React, Node.js), Docker, Elastic, CI/CD, GCP/AWS

Services offered:
  • Fullstack web & mobile development (React, Django, React Native)
  • Application security analysis & hardening
  • Automation & data pipelines
  • Vulnerability audit and remediation support
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • DataDome
    Cyber Security Analyst
    TECH
    September 2024 - Today (1 year and 9 months)
    • Analysis of HTTP traffic (Layer 7) and development of automated detection rules to block millions of malicious bots each week.
    • Detection of suspicious behavior and fake account creations, reducing fraudulent sign-ups by 90% for key clients
    • Development of bot detection workflows with Python/JavaScript and Kibana/Elasticsearch, ensuring protection of legitimate traffic while blocking automated threats
    Python Elasticsearch JavaScript Cybersecurity Fraud
  • THALES ALENIA SPACE France
    Cybersecurity Engineer
    AVIATION AND AEROSPACE
    September 2020 - January 2024 (3 years and 4 months)
    Toulouse, France
    • Development and integration of a new vulnerability analysis solution. (React, Flask, Docker)
    • Design and implementation of a vulnerability search and analysis engine, reducing the time to analyze flaws. (Python, NLP, ElasticSearch)
    • Management and analysis of vulnerabilities on critical systems, and implementation of corrective measures. (SIEM, System Administration).
    • Development and deployment of vulnerability scanners on various environments (Unix, Windows, MacOS) improving proactive vulnerability detection. (Python, Bash PowerShell, CI/CD)
    • Design, deployment of ETL pipelines to aggregate security data and development of a dedicated API to integrate this information. (Python, Flask, SQL)
    Python API Elasticsearch Cybersecurity React.js

Reviews

5.0

Out of 1 rating

LéoL

Léo

NS GROUP

Reviewed on 3/4/2022

Great time spent with Victor! Someone serious who is available quickly. I wouldn't hesitate to work with him again in the future and can only recommend him! :)

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Education

  • DUT Computer Science
    IUT de Blagnac
    2020
    - Développement logiciel, web, mobile - Administration systèmes et réseaux - Mathématiques, Cryptographie
  • Engineer in Digital Sciences
    ENSEEIHT
    - Développement logiciel, web, mobile - Réseaux et Télécommunications - Mathématiques Cryptographie

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