Knowledge hub

Read our blog fueled by years of development experience
[object Object]
HashiConf EU 2019 Highlights

software development

HashiConf EU 2019 Highlights

This year, we had the pleasure to attend HashiConf Eu 2019, which was held from the 8th to the 10th of July in Amsterdam, Netherlands. HashiConf EU is a conference for developers full of product training, talks, keynotes and personal time with HashiCorp developers directed towards European programmers.

6 Steps Of UX/UI Design Process

ux ui

6 Steps Of UX/UI Design Process

Follow our 6 steps of UX/UI design process guide to plan work in a systematic manner and achieve targets. Let your product stand out and make it more appealing.

Why Choose Terraform Over Chef, Puppet, Ansible, SaltStack And CloudFormation?

devops

Why Choose Terraform Over Chef, Puppet, Ansible, SaltStack And CloudFormation?

In this article, you will learn why Terraform is a better choice than popular IaC tools like Chef, Puppet, Ansible, SaltStack and CloudFormation.

How To Optimize Complex Forms? A Case Study

ux ui

How To Optimize Complex Forms? A Case Study

In the early stages of application development, when you’re building a proof-of-concept, or a demo app for your investors, focusing on UX/UI might not be your top priority. It’s understandable, the budget might be tight, there’s a lot of development to be done and it’s more important to show that your idea works.

How Elixir Helped Me Boost App Performance

elixir

How Elixir Helped Me Boost App Performance

Let me share my passion and a story based on the most recent case study. Once you get to the happy ending – you will have no doubt on why choose Elixir for your next project.

When Is A Good Time To Optimize The UX Of Your Application?

ux ui

When Is A Good Time To Optimize The UX Of Your Application?

It is hardly possible to be interested in IT solutions and not hear about how beneficial optimization of UX can be. Good user experience is tied with a clear, user-friendly interface and a simpler workflow.

What To Do When CSSing Gets Boring

ux ui

What To Do When CSSing Gets Boring

If you’re a senior developer, do you even remember your first job in IT? It was so many years ago... At some point, you might think that you already know all the stuff that you need. There is an occasional challenge on a project, but still, for some, it might seem dull… So how to deal with it?

Why Choose Elixir For Your Next Software Development Project?

elixir

Why Choose Elixir For Your Next Software Development Project?

This article aims to introduce Elixir as a new alternative for well-known programming languages.

What Makes A Senior Developer?

software development

What Makes A Senior Developer?

Coming up with a definition who a senior developer is may be impossible due to the fact that for every person this will mean different things. However, there are some key qualities and capabilities that make senior developer a senior developer.

How To Setup React Component In Tests

react

How To Setup React Component In Tests

In the examples, the testing stack is Jest and Enzyme, but this pattern can be used in any other combination of test runner and renderer. I would like to show you the simple pattern that we are using in Selleo, and how it came to life.

What Does It Mean To Be A CTO In A SDH?

software development

What Does It Mean To Be A CTO In A SDH?

‘A modern CTO is somebody who is a programmer that is also a business person.’ There are many misconceptions about who a CTO is and what are his responsibilities. A CTO is responsible for both long- and short-term needs of a company. He utilizes the business’ capital to invest, in order to reach the goals of the organization.

Why Mixed-Skill Level Teams Are For You?

software development

Why Mixed-Skill Level Teams Are For You?

Choosing the right people may be a complicated task and at first, you may think that the more skilled developers - the better. This is not always the case and this article will answer the question why your teams should not consist only of top-notch engineers.

When Does margin: 0 auto Center?

ux ui

When Does margin: 0 auto Center?

Centering elements on a web page can be tricky, but margin: 0 auto is often cited as a foolproof way. Discover when margin: 0 auto may help you center.

How To Upgrade To Rails 6

ruby on rails

How To Upgrade To Rails 6

This guide will show you how to upgrade to Rails 6. We'll cover the upgrade process in general and provide helpful tips to make your upgrade as smooth as possible.

Why One-On-One Sessions Can Help You Build A Great Team?

software development

Why One-On-One Sessions Can Help You Build A Great Team?

One-On-One Session (or O3 in short) is a really powerful tool used by many managers all over the world. It is a well-structured meeting in which a manager/team leader spends some time (usually 30 minutes) with each of his/her team member to discuss progress, strengths, weaknesses, goals and other employee-related matters.

SaaS Founder Starter Academy

Everything you need to know to successfully launch your SaaS app.
By submitting this form, you agree to our Privacy Policy
Dots texture
CEOCEO
CTOCTO
Head of productionHead of production
Head of marketingHead of marketing
Head of peopleHead of people
Business analystBusiness analyst
Business analystBusiness analyst

Awards & Certificates

reviewed on
30 reviews
  • Top 1000 Companies Global 2021
  • Top Development Company Poland 2021
HR dream team
  • 2020 HR Dream Team Award
  • 2016 Employer Branding Featured
  • 2015 HR Dream Team Award
ISO CertificateISO Certificate
  • Information Security Management System compliant with PN-EN ISO/IEC 27001
  • Business Continuity Management compliant with ISO 22301

© 2024 Selleo. Privacy Policy & Cookies