Vitalii Holomidov
Rating
CV
Hi, I'm Vitaly, CTO of Yota-X (yota-x.com).
We specialize in full-cycle development — from idea to scalable production:
• Fullstack: building web applications with Next.js, NestJS, and MongoDB
• DevOps: setting up infrastructure on Kubernetes, implementing CI/CD, managing Linux servers
• Telegram bots: automation, integrations, and custom logic
• Blockchain: developing Web3 apps and smart contracts on the TON blockchain
We work with cloud providers like Hetzner, AWS, and DigitalOcean.
My team includes experienced backend, frontend, DevOps, and Web3 engineers. We take full responsibility for technical architecture, fast development, scaling, and ongoing support.
If you're looking for a team that can handle your entire technical stack — let's get in touch.
Skills and abilities
Programming
Services
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Cybersecurity & Data Protection
from 11 USD for hour
Administration
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DevOps
from 11 USD for hour
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Linux & Unix
from 9 USD for hour
- Software & Server Configuration
- System & Network Administration
Portfolio
- All works 10
- Linux & Unix 1
- System & Network Administration 2
- Cybersecurity & Data Protection 1
- Web Programming 1
- DevOps 5
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Tribeton — NFT Marketplace on TON Blockchain
Web Programming#web-программирование #Nestjs #Next.js #mongodb #Blockchain #React/TypeScript #CI/CD #AWS/GCP/Azure/Docker/Kubernetes
Project Website: https://tribeton.io
Development Team: Yota-X
… Project Overview:
Tribeton is a decentralized NFT marketplace built by Yota-X on the TON blockchain. The platform allows users to mint, list, and buy NFTs using TON and Jetton tokens. The application is available both as a Telegram Mini App and a standard web application.
Our Contributions:
Frontend (Next.js + TypeScript):
TON wallet integration via TON Connect
Interface for:
Minting collections and NFTs
Listing and purchasing with TON or Jetton
Viewing, sorting, and filtering NFTs
Integration with Telegram Web Apps API
Optimized for SSR and SEO
Admin Panel (React):
Separate admin dashboard with 2FA (Two-Factor Authentication)
Moderation tools for users, collections, and NFTs
Analytics dashboard and custom management tools
Backend (NestJS + MongoDB):
Wallet-based authentication with JWT
Data storage for users, collections, and transaction logs
Integration with Telegram Bot API for event notifications
DevOps & Infrastructure:
Full CI/CD setup using Docker and GitHub Actions
Deployment, monitoring, and maintenance
Key Features:
Full integration with the TON blockchain
Support for payments in Jetton tokens
Real-time notifications via Telegram bot
Available as both Telegram Mini App and Web App
Secure admin panel with moderation and analytics
Entirely developed and maintained by Yota-X
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The NGINX VPN Rejector
Linux & UnixNGINX VPN Rejector is an NGINX assembly designed for filtering PROXY/VPN traffic based on the IP2Proxy library.
The IP2Proxy database can be downloaded from https://lite.ip2location.com (Free) or https://www.ip2location.com (Commercial).
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The Baller Store
DevOpsDevOps, Wordpress deployment, Nginx, MySQL, PHP-FPM, Redis, CI/CD
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The Uland
DevOpsDeploy PHP application, MySQL, Nginx, PHP-FPM, CI/CD, Github actions
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The Amida Software
DevOpsKVM, DNS, MySQL, Ansible, Zabbix Monitoring, Nginx, PHP-FPM, Magento Deployment, Laravel Deployment, CI/CD, Docker, Redis
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by DverProf
DevOpsDeploy Laravel, MySQL, Nginx, Linux, Docker, Redis, Laravel Echo Server, PHP-FPM, CI/CD
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Issue
System & Network AdministrationApache Tomcat, Linux, DevOps and MySQL
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by Zakazhi.kz
DevOpsDeploy Laravel, MySQL, Nginx, PHP-FPM, Redis, Security, CI/CD, Jenkins, Postfix, Github actions
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45 USD Deploy Flask application on Ubuntu Server
System & Network AdministrationDeploy Flask application on Ubuntu Server + Nginx server
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The Penester Tester. Hack the box. by Luanne
Cybersecurity & Data ProtectionTesting for the penetration of a virtual machine on the platform Hack The Box. Testing of safety.
Reviews and compliments on completed projects 47
9 April 2025
56 USD
Setting up Apache as a proxy server for Tomcat.
Everything is done qualitatively and quickly. I recommend.
8 August 2024
27 USD
DevOps
Everything was done qualitatively and, most importantly, on time! I recommend the performer as a specialist in their field.
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19 April 2024
361 USD
Deploy the application on Google
The project was completed ahead of schedule and at the highest level. Consultations, documentation, resolution of related issues, useful advice. Thank you for the work!
15 April 2024
23 USD
Setting up Minikube on a local machine
Operational work. Only 30 min, and everything is set up!
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9 January 2024
11 USD
Consulting with DevOps
The deepsing consultation has been effective! Fast, clear and clear. The practitioner explained the problem well and gave useful advice. Very pleased with the knowledge. Thank you for help!
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24 December 2023
423 USD
The Docker Swarm
I liked the approach, everything was done perfectly. He was always in contact and answered all the questions and more.
I recommend it!
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8 December 2023
180 USD
Casting template for Portainer from two brands
Good guys, know your business, I will work together in the future!
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21 August 2023
34 USD
Resolve the problem on the server with the Kinsing Miner
The server problem is solved in the shortest time possible. Thank you for the speed.
24 May 2023
124 USD
DevOps project (Docker + VPS + CI / CD)
I liked the work. Vitaly is very responsible for the project. thank you
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14 April 2023
127 USD
Installation of VPS
Everything is done very well, we will continue to work!The !
A professional !The !
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3 February 2023
56 USD
We need a specialist in servers and databases.
Рекомендую к сотрудничеству, коммуникабельный и ответственный! Все сделано правильно и в сроки!
22 December 2022
276 USD
DevOps to set up AWS and CI/CD
Everything is done well and with a professional approach. I will repeat again.
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| Personal | Response review
2 December 2022
165 USD
DevOps to set up the server
Everything is done greatly and professionally. A wonderful consultation. I will recommend and I will continue to work.
8 November 2022
34 USD
Selfhosted Git repository (gitlab /bitbucket)
There were small nuances during the execution, but the execution quickly corrected and closed the project. I am satisfied with the result, I will address.
21 October 2022
23 USD
Install openvpn on vps
Everything is done quickly and quality.
19 September 2022
11 USD
Training of Devops
Thank you, I’m trying to bring the material.
24 August 2022
16 USD
-LINUX_NEW_Distributed
Thanks I am satisfied.
I realized that I had to learn first.
And I know how the author has taught me, I have to start.
Very good, more interesting projects.
26 July 2022
11 USD
You need to download and launch a C# project on VPS
Everything is wonderful. Made very quickly, mega professionally. I recommend cooperation!
10 July 2022
34 USD
Configuration of the mail server
Vitaly did everything in advance, quickly, quality! He was always in contact. I will continue cooperation and further.
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6 July 2022
34 USD
Transfer of site and domain
Super fast and quality!
Vitaly was constantly in contact and all he did, immediately explained and showed! I’m sure I’ll continue to cooperate!
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21 May 2022
113 USD
DevOps. Duplicate Services on Rancher, 6 / 1
A very good performer!
Vitaly quickly disappears in all the axis we had in the DevOps plan.
I like to work with people who have the energy and motivation to perform tasks in the best way!
We will cooperate again!
I recommend it!
18 May 2022
11 USD
Reset the server from the beckap at Amazon's hostel
I have done all the necessary settings, it works for the result! I recommend cooperation.
12 January 2022
45 USD
Upgrade the backend to Go, set the server to DigitalOcean
Everything is great!
I did everything very quickly and very quality.
We will continue our cooperation 100%.
28 December 2021
28 USD
Settings of Binom
Really standing specialist, the work is done quickly, quality and the most important in the established time
14 December 2021
90 USD
Установка и обслуживане майнеров проекта Алео
Виталий выполнил проект качественно и оперативно. Рекомендую
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12 December 2021
113 USD
Create Dockerfiles for applications and docker-compose projects
The project has been completed, the deadline has been double and the rest is not done.
7 December 2021
45 USD
Установка и обслуживание нод Ironfish
Проект выполнен быстро и качественно. Рекомендую
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13 November 2021
41 USD
Установка сервера
Фрилансер справился с задачей на отлично, отвечал всегда во время и держал в курсе, будем обязательно работать ещё.
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23 October 2021
23 USD
Restart Debian to KVM VDS and place Docker there
Vitaly is a skilled professional. He was able to solve a problem that two people before him couldn’t solve. A very responsible approach to the case.
16 October 2021
9 USD
Написать статью на тему "первые действия при подозрении на взлом сайта
Суперово попрацювали, буду звертатися!
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29 August 2021
45 USD
Transfer the site from hosting to server
It went well, but instead of one day it took a week. I think the executive had not enough experience in this matter, it could be done faster.
26 July 2021
34 USD
Configuration of the server cache for the site basket
The work was successfully done. Thank you, we will contact you.
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| Response review
26 July 2021
102 USD
Set up Android phone to permanent remote access
Everything went and everything went.
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| Response review
8 July 2021
27 USD
Unlock nginx cache in case of endless redirect
Vitaly, well, managed the work - determined the cause of the redirect, explained the cause.
Thank you !
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| Response review
2 July 2021
51 USD
Create a VPN server
The task was difficult, but we won, thanks Vitaly that without fear of difficulty you managed to complete the project.
22 June 2021
16 USD
Installing CPanel on a Windows Server
Responsible, experienced, solve complex setting tasks! Excellent specialist, I recommend!
19 June 2021
14 USD
Настроить xml magento
Спасибо большое Виталию! Обращался второй раз. Качество исполнения на высоте, всё понятно рассказал и показал. Цены приемлемые. Остались приятные ощущения от сотрудничества, буду обращаться ещё. Рекомендую!
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5 June 2021
68 USD
Cleaning of Hosting from Viruses
A great thanks to Vitaly for the work, a great professional of his business (opened his eyes to many things he had not thought about before). I hope for further cooperation!!The !
1 June 2021
14 USD
Update Magento on a virtual server under Ubuntu
Thank you very much Vitalia. A true professional, a sign of his business. I really liked the charity of the artist. I will contact again. I recommend !
23 May 2021
15 USD
Consultation and assistance with LAMP, Virtualbox, Vagrant, Composer
Vitaly resolved all questions in a short time. I was pleased with cooperation. thank you.
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| Response review
18 May 2021
34 USD
Protect the site from DDos attacks.
The task is resolved quickly and professionally. Good contact does not depend on the time of the day. I recommend it.
14 May 2021
34 USD
Installation of Docker compose
Great work! They could not solve the screen sharing problem for a long time when the Electron app was launched inside the Docker.
Vitaly, successfully found up to the essence and decided! Respect is ! )
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| Response review
3 May 2021
34 USD
Transfer the Flask application to another server
Vitaly demonstrated himself from the best sides, the task was performed quickly, and most importantly, quality. He was loyal, he was always in contact. I will contact you later, I recommend.
24 March 2021
158 USD
Парсинг сайта
Второй раз работаю с Виталием. Все зделал вовремя и качественно.
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13 March 2021
113 USD
Парсинг рецептов и загрузка на сайт Wordpress
Отличный специалист, рекомендую. Все очень оперативно, все условия соблюдены.
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| Response review
8 March 2021
45 USD
Writing the C#/Python program
All superb, very careful and careful specialist
28 February 2021
68 USD
Parking of Advertisements
Vitalia Holomidova, a great artist!
He gave us goods from the database, everything was done very quickly! I've been constantly in contact, I recommend everyone who wants to work with data transfer.
Activity
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European Concern
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Need a specialist in Mikrotik (configuration of WireGuard VPN / NordVPN)
45 USD
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Freelance project
349 USD
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Freelance project
113 USD
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Auroragalaxy
68 USD
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Freelance project
17 427 USD
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Freelance project
1000 USD
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Freelance project
50 USD
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Freelance project
451 USD
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Freelance project
2324 USD
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