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Fiverr Pro
Italiano
$
USD
Den
@d_tsyhanenko
Level 2
Software and AI Developer, Automation, APIs and Server Administration
Ucraina
Inglese, Ucraino, Russo
Chi sono
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.
Competenze
Den
22 USD/ora
offline •
Tempo di risposta medio: 1 ora
Consulta i miei servizi
Design UI/UX del sito web
I will design and develop a high converting landing page
Rete cloud e sicurezza
I will perform a web application penetration test and security audit
Vuoi lavorare su base oraria?
Spiega a Den cosa ti serve.
22 USD
/
oraPortfolio
Esperienza lavorativa
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Cybersecurity Engineer
Fiverr • Full time
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 Recensioni
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1-5 di 36 recensioni
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Più rilevante
alaa_bi
Cliente abituale
Arabia Saudita
We always come back to work with this designer because of his exceptional talent and truly creative, out-of-the-box work. His attention to detail, professionalism, and ability to deliver unique and high-quality designs consistently exceed expectations. We will definitely work with him again and highly...
Utile?
john_asbury
Australia
Great work in record time. Highly skilled at what he does and very happy with the result - thank you so much for refactoring this codebase! Absolute life saver. I will certainly be hiring for future projects - highly recommended. Thank you.
Utile?
alaa_bi
Cliente abituale
Arabia Saudita
Working with this designer has been an exceptional experience. His work is always delivered with a high level of creativity, precision, and professionalism. We have already completed many successful projects together, and every time he continues to exceed our expectations. His understanding of our requirements,...
Utile?
madmax1
Cliente abituale
Emirati Arabi Uniti
Excellent developper. Great attention to detail. Followed instructions as provided and we have now a working code. Recommended!
Utile?
alaa_bi
Cliente abituale
Arabia Saudita
⭐️⭐️⭐️⭐️⭐️ Excellent work! The designer understood the concept perfectly and delivered a clean, modern, and elegant design. Great communication, attention to detail, and fast response. Definitely recommended and will continue working together on the next phase!
Utile?
