How to track Ukrainian government bonds (ОВДП) from different brokers in one app
October 15, 2026
☕️ 5 min read
ОВДП
Облігації
Інвестиції
Особисті фінанси
НБУ
calmfinance
iOS
How to keep all your ОВДП from different brokers in one app: an account per broker, auto-fill of issues from the NBU, coupons, redemptions and one combined portfolio total.
Everyone can create their own app
June 23, 2026
☕️ 10 min read
AI
iOS
Swift
App Store
Personal finance
Product development
iPhone
Apple
How I built the iOS app with AI, Swift, Xcode, and my own programming experience.
JavaScript. How to do an interview. Guide
February 15, 2025
☕️ 12 min read
JavaScript
TypeScript
Technical Interview
Software development
React
My experience from conducting more than 50 JavaScript interviews. Theoretical and practical knowledge, advice, and question examples.
Abort HTTP requests using fetch, React and Redux-Saga
April 6, 2021
☕️ 4 min read
React
Redux
Redux-Saga
AbortController
Abort HTTP requests using fetch, React, Redux-Saga and AbortController.
8 Principles to become a good software developer
March 20, 2021
☕️ 6 min read
Software development
Soft skills
Developer's life
Work ideas
Principles you should know to become a good and valuable software developer. My experience and view.
Perfect combo Next & Redux-Saga
March 16, 2021
☕️ 7 min read
React
Next
Redux
Redux-Saga
next-redux-wrapper
SPA
SSR
SEO
Implementing Redux and Redux-Saga libraries with the Next.js framework, which is based on React. Synchronize Redux store between server and client, call Redux actions from server and client.