Toptal Blog

The right color palette encourages people to behave in ways designers want them to, while the wrong palette can turn visitors away before they take any action at all.

Without proper state management, your Angular app will become a UX nightmare. But even with that solved, persisting state across sessions and devices can be tricky. This tutorial shows how to leapfrog that challenge using Firebase.

As a venture investor, Natasha Ketabchi spends most of her day evaluating tech startups as potential investments. In early-stage investments, Natasha finds that the three things that matter most are team, product, and sales and marketing approach—including their go to market strategy. In this article, Natasha lifts the veil on what venture investors look for in a solid GTM plan.

Data-driven UI design is both art and science. Understanding how to collect and analyze data and implement designs based on it is an important skill for beginner and expert designers alike.

As simple as your RESTful API may be, even internal users will want a JavaScript package that will do all the heavy lifting for them. Why build each CRUD request by hand, or worse, deal with related resources using custom code for every scenario? With ActiveResource.js, you don’t have to.

The Elastic Stack is constantly releasing new and amazing features, and often delivers two new releases every month. However, even though the Elastic website maintains clear and detailed documentation, every upgrade involves a series of tedious steps. That is why one engineer decided to automate the whole process.

In this article, Toptal Freelance Linux Developer Renato Araujo walks us through a series of Ansible Playbooks he developed to auto-upgrade his Elastic Stack installation.

We can achieve better user experiences with mobile UX design by following best practices, understanding constraints and facilitating a solid working relationship with developers.

Nielsen’s heuristic principles have stood the test of time and have been revisited to be further integrated with human-centered design for mobile—including clear definitions and design examples.

The role of Agile coach has been gaining popularity in recent years. In this article, we will talk about the different types of Agile coaches and their responsibilities. We will discuss how to effectively work with them as a project manager and give suggestions to PMs who want to become Agile coaches themselves.