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Denis Sheremetov

CTO at Onix

Denis, Onix's CTO, leverages 20+ years in software. He designs custom solutions and shapes strategies for efficient, profitable, and secure technology use.

More from Denis Sheremetov

Metaverse

how to create a travel search engine

How To Build Travel Meta Search Engine | Onix

Learn how to build a travel metasearch engine with a clear step-by-step guide, including key features, tech choices, development tips, and costs.

author

Denis Sheremetov

May 07,202611 min read807 views

Travel agency software

travel platform architecture audit

Travel Platform Architecture Audit | How to Assess It

Learn how to audit travel platform architecture before scaling: key metrics, integration risks, and modernization strategies for OTAs and travel SaaS.

author

Denis Sheremetov

Apr 27,202613 min read1294 views

Mobile App Development

screen time management app development

Screen Time Management App Development | Onix’s Experience

Discover how Onix built Axion FocusElf, an iOS screen time tracker, and learn key insights, tech lessons, and best practices in app development.

author

Denis Sheremetov

Apr 20,202611 min read1249 views

AI Apps and Implementation

ai in back-end programming

Back-End Development with AI: Onix’s Approach and Tools

Learn how we use AI in backend development to automate tasks, speed up delivery, and maintain high-quality PHP and Node.js systems with expert insights.

author

Denis Sheremetov

Apr 17,20266 min read1312 views

Travel agency software

tech debt in the travel industry

Technical Debt in The Travel Industry | How to Detect It

Learn how to detect technical debt in travel platforms, why it grows in OTA systems, and how to fix architecture issues before scaling.

author

Denis Sheremetov

Apr 13,202614 min read1172 views

hospitality personalization tools

Personalization In The Hospitality Industry | Personalized Hospitality

Unlock the power of personalized hospitality with Onix. Go beyond customization to boost guest engagement, satisfaction, and long-term loyalty.

author

Denis Sheremetov

Apr 08,202611 min read692 views

Technology Comparisons

types of cyber attacks

Cyberattacks in 2026: Types & Prevention Strategies

Learn about common cyberattacks such as phishing and ransomware, and discover practical steps you can take to protect your business from threats in 2026 and beyond.

author

Denis Sheremetov

Mar 16,202614 min read1050 views

Travel agency software

global distribution system

What Is GDS In Travel | Global Distribution System

Learn what GDS is in travel, how global distribution systems work, and how travel agents use GDS platforms for bookings, inventory, and reservations.

author

Denis Sheremetov

Mar 11,202612 min read1092 views

Travel agency software

travel fraud prevention

Fraud In The Travel Industry | Fraud Detection In Hospitality Industry

Learn how to detect and prevent fraud in the travel industry with expert-backed strategies, real-life cases, and advanced tools for agencies and tour operators.

author

Denis Sheremetov

Feb 28,202612 min read708 views

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Blog


Travel
  • How to Build a Travel Mobile App: Features, Tech, and Costs
  • Travel APIs: Types, Benefits, Best APIs &How to Choose
  • How to Choose a Payment Gateway for Travel Businesses?
  • Why and How to Build an Automated Travel System in 2025
  • Travel Fraud Prevention: Protect Your Business
  • A Travel Business's Guide to Seamless Migration

Healthcare
  • Healthcare CRM Development: Key Features & Cost
  • AR & VR in Medical Training: Use Cases & Implementation
  • MVP in Healthcare: How to Execute, Costs, and Major Milestones
  • How to Develop a Telemedicine App: Tips, Features & Costs
  • CRM Insurance Software Features
  • Why and How to Achieve Interoperability in Healthcare IT

AI Development
  • How AI is Transforming CRM – And What It Means for You
  • Hand Tracking and Gesture Recognition Using AI
  • Biases in Artificial Intelligence: How to Detect Bias in AI Models
  • Deepfake Threats: How to Protect Your Business?
  • AI Agents: Examples, Use Cases, and Development Basics