Sign in

Software Engineer @ Freeletics || Technologies, finance, sports, writing. https://dkhmelenko.com

A short analysis of an on-demand version of the popular database on AWS

light bulb against a background of a thought bubble chalked on a blackboard
light bulb against a background of a thought bubble chalked on a blackboard
Photo by Pixabay from Pexels


Follow them to build your next application

Street signs
Street signs
Photo by Gunnar Bengtsson on Unsplash.


Explore a technique for improving database performance

Photo by William Felker on Unsplash


Every Android developer suffers from these problems

Phone screen
Phone screen
Photo by Masakaze Kawakami on Unsplash.


A guide to how to succeed at any workplace

Photo by Tamanna Rumee on Unsplash


Lessons to succeed as an online instructor

Photo by ShareGrid on Unsplash


Explaining a complex concept in simple words

Photo by Clint Adair on Unsplash


Let’s optimize your resources to maximize benefits

person counting money
person counting money
Photo by Sharon McCutcheon on Unsplash


The biggest mistakes I made in my career — and what I learned

Sign on window: “If you never know failure, you will never know success.” — Sugar Ray Leonard
Sign on window: “If you never know failure, you will never know success.” — Sugar Ray Leonard
Photo by the blowup on Unsplash


Utilize cloud capabilities to the maximum

NASA rocket being launched
NASA rocket being launched
Photo by NASA on Unsplash

Dmytro Khmelenko

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store