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Igor
@donsosiska
Ukraine
English, Ukrainian
About me
VoIP & DevOps Engineer | Fullstack Developer
4+ years of intensive experience across two areas:
Telephony & Infrastructure
Asterisk PBX setup and debugging, AI voice agent integration (LLMs, Python), server hardening (Fail2ban, firewalls), monitoring (Zabbix), GCP.
Web Development
Fullstack applications on Node.js — REST APIs, databases, responsive frontends, deployment and CI/CD.
I don't just fix issues; I engineer reliable, scalable systems. Tell me what you need built or fixed.
Skills
Igor
Offline •
See my services
VoIP and Telephony
I will build your asterisk voip system with ai voice agents
Full Stack Web Applications
I will build a modern responsive website with nodejs and deploy it live
14 Reviews
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Rating Breakdown
- Seller communication level
- Recommend to a friend
- Service as described
1-5 out of 14 Reviews
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Most relevant
proofeo
France
The seller was responsive during the process, the result match the Gig’s description. I would you recommend buying this Gig. Good support and communcation. Skilled seller i recommend
$400-$600
Price
Seller's Response
Helpful?
dean41336
United Kingdom
Ongoing collaboration
Igor is an amazing developer. he understands requirements easily and delivers what is requested to a great quality. Would recommend to anyone.
$50-$100
Price
Seller's Response
Helpful?
bballi
United States
Ongoing collaboration
He was the best Aptos developer in this marketplace. Provided Clean code and Best quality!!! Thanks.
$50
Price
Seller's Response
Helpful?
romy098
Italy
Amazing work Really passionate developer Never seen a developer like this I will sure continue work with him the best developer on fiverr at the moment Good knowledge of the subject great knowledge of English really fast and focus on the details Amazing work again
$50-$100
Price
Seller's Response
Helpful?
bballi
United States
Ongoing collaboration
Igor provided good result and fast code always. Also he have rich experience in React-Native and Dapp. So I could build my project easily. I recommend this guy to other clients. Thanks a ton!!!
$50
Price
Seller's Response
Helpful?
