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Oleksii Zeleniuk
Oleksii Zeleniuk

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Apr 4, 2021

Outsystems: why not?

In my previous story, I told you about the benefits of using Outsystem for building web applications. This time I want to share with you some drawbacks of it. It would help if you were a developer As it usually happens, great flexibility derives complexity. Outsystem development has nearly no limits. …

Outsystems

4 min read

Outsystems: why not?
Outsystems: why not?

Mar 27, 2021

6 reasons to start with Low-code

Working in IT for a while, I often hear that there will be no need for developers in the future. AI and robots will take over all development tasks, and the developer role will become obsolete. Who knows what will happen in 30–40–50 years. But even now, known cloud services…

Low Code

4 min read

6 reasons to start with Low-code
6 reasons to start with Low-code

Aug 17, 2020

What’s wrong with Kubernetes?

Nothing is wrong. And it’s a great tool that probably becomes a standard for Containers deploying nowadays. Since I already attracted your attention, I’d like to talk not about the tool itself but more about the decision-making process and why organizations decide to spawn Kubernetes clusters. Do we need it? Having established Kubernetes clusters…

Kubernetes

3 min read

What’s wrong with Kubernetes?
What’s wrong with Kubernetes?

Jun 27, 2020

Make bar hopping easier with AWS Amplify and React Native

With the easing of lockdown restrictions in Germany, people finally can visit bars, restaurants, barbershops, etc. Nevertheless, the government keeps an eye on the situation and has introduced some obligatory rules while visiting those places. Among them, restaurants must register their visitors. In case some visitors get Infection, the restaurant…

Amplify

4 min read

Make bar hopping easier with AWS Amplify and React Native
Make bar hopping easier with AWS Amplify and React Native

Jan 25, 2020

4 contracts in one year

I started to work as a contractor one year ago. Since then, I have worked for 4 different companies on-site and learned from many people. That helped me to understand how similar and different modern organizations are at the same time. …

Agile Development

4 min read

4 contracts in one year
4 contracts in one year

Jul 31, 2019

Image resizing and optimization

Imagine you have an online store where you need regularly update your catalog with items and their images. You ordered professional photography, and after one month (joke), you receive your nice high-resolution pictures that are 10–15 MB in size. You upload them to your website, and (surprise) you observe an…

AWS

5 min read

Image resizing and optimization
Image resizing and optimization

Mar 10, 2019

Spawn a simple Document Management System at your costs

Recently I started to work as a contractor developer. It’s a challenge to take care of your direct work and Personal Marketing, Bookkeeping, Social insurances, Reports and maintain all your essential papers for legal compliance. Today, I want to tell you about my project…

AWS

4 min read

Spawn simple Document Management System at your own costs
Spawn simple Document Management System at your own costs
Oleksii Zeleniuk

Oleksii Zeleniuk

Software engineer from Hamburg (Germany) www.zeleniuk.com

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