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Serhii Kholin

CEO at Onix

Serhii, a CEO with 12+ years' product development experience, aligns tech with business needs, leading daily operations and implementing new services.

More from Serhii Kholin

Payments and Security

mobile payments gateway

How to Choose & Integrate Payment Gateways into Mobile Apps

Read on to learn how mobile payment gateways work, available options, how to choose the right system, and how to integrate it with your mobile application.

author

Serhii Kholin

Aug 10,202318 min read467 views

Website Design

popular websites with a bad design

Top 7 Web Design Mistakes Small Businesses Make

For a small business, web development and design done right are investments in growth. Learn about some mistakes that can harm your brand and goals!

author

Serhii Kholin

Jul 24,20235 min read301 views

ux designer-01-min.png

How to Hire a UX Designer: Complete Guide for 2025

Looking to hire a UX designer? This complete guide covers everything from required skills and hiring platforms to tips for finding the perfect fit for your project.

author

Serhii Kholin

Jul 21,202313 min read482 views

kpi for ui ux designer

Main UI/UX Design Metrics & KPIs to Measure User Experience

Software UI/UX design requires continuous evaluation and improvement. Learn how to measure UI performance and enhance it using tips based on Onix’s experience.

author

Serhii Kholin

Jul 19,202315 min read707 views

Website Design

Untitled-1-01-min.jpg

How to Create a SaaS Website Design That Converts

Without a good website, you're growing your SaaS company on hard mode. And when you do that, you're likely to run into issues with your SaaS website conversion rate.

author

Serhii Kholin

Jul 14,202315 min read571 views

Banking

how to start a neobank

Build Your Neobank in 2025: Onix Step-by-Step Guide

Looking for a concise guide on building a fully-functional robust neobank? Read this article to know everything about digital bank or neobank development.

author

Serhii Kholin

Jul 12,202316 min read681 views

how to make an app like strava

How to Develop a Fitness Tracking App Like Strava: Cost & Features

Learn how to develop a fitness tracking app like Strava with expert insights, must-have features, costs, and monetization strategies. Read our full guide.

author

Serhii Kholin

Jul 11,202318 min read201 views

Banking

how to create an investing app

How to Create a Micro Investing App - Onix's Guide

This post explains how micro-investment mobile apps work and generate revenue, how to create an investment app step by step, and how much it may cost.

author

Serhii Kholin

Jul 10,202317 min read682 views

Banking

mobile banking app development

Mobile Banking: Why and How to Build a Banking App in 2025

Will mobile banking benefit your business? How to make an e-banking app truly useful, secure, and convenient? How much can it cost? Find the answers here!

author

Serhii Kholin

Jul 07,202322 min read561 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