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Explorer
Fiverr Pro
Français
$
USD
Den
@d_tsyhanenko
Level 2
Software and AI Developer, Automation, APIs and Server Administration
Ukraine
Anglais, Ukrainien, Russe
À propos de moi
I build software that works and infrastructure that stays up. As a full-stack developer and DevOps engineer, I create web applications (React, Node.js, Python), AI chatbots and agents, custom APIs, and automation systems and I set up, configure, and manage the Linux servers they run on.
Compétences
Den
22 $US/heure
hors ligne •
Temps de réponse moyen de 1 heure
Voir mes services
Design UX/UI de sites internet
I will design and develop a high converting landing page
Réseau Cloud et sécurité
I will perform a web application penetration test and security audit
Vous souhaitez travailler sur une base horaire ?
Dites à Den ce dont vous avez besoin.
22 $US
/
heurePortfolio
Expérience professionnelle
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Cybersecurity Engineer
Fiverr • Temps plein
Sep 2024 - Present • 1 yr 10 mos
- Administered corporate email infrastructure for 10,000+ accounts across FortiMail and Microsoft 365, managing security policies, anti-spam, anti-phishing controls, and mail flow. - Defended against a 220,000 RPS DDoS attack through real-time WAF response, mitigating the threat with zero service disruption; continued ownership of WAF policies and critical incident response. - Designed and executed controlled phishing simulations across 2,500 office employees, developed security awareness courses, training materials, and conducted company-wide webinars. - Implemented process automation using Microsoft Power Automate and cloud services, reducing manual workload across security operations workflows. - Owned end-to-end security processes across all domains and improving them through PDCA methodology to align with evolving threats and business needs.
36 Avis
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