Toptal Blog

Freelance finance consultants are delivering high-quality results for clients at a lower cost than traditional consulting firms. How do they manage to do it? One of Toptal’s most in-demand finance freelancers, Michael Ng, explains how freelancers are able to outdo their more established competitors when it comes to communication, expertise, and ROI.

As patterns go, REST APIs are so useful and ubiquitous that every web developer, regardless of language or platform, should know how to build them.

In this article, Toptal JavaScript Developer Marcos Henrique da Silva shows how to create a simple and secure REST API for user management on Node.js.

The philosophy of servant-leadership gives project managers a superpower to influence teams without direct authority, which allows them to drive change across the organization more effectively.

Good programming language frameworks make it easy to produce quality products faster. Great frameworks even make the whole development experience enjoyable. FastAPI is a new Python web framework that’s powerful and enjoyable to use.

Bankruptcy often presents an opportunity to purchase quality distressed assets at bargain prices. However, it also brings major challenges in terms of assessing the value of businesses with difficult realities, dwindling liquidity, limited resources, and uncertain prospects.

Data quality is a crucial element of any successful data warehouse solution. As the complexity of data warehouses increases, so does the need for data quality processes.

In this article, Toptal Data Quality Developer Alexander Hauskrecht outlines how you can ensure a high degree of data quality and why this process is so important.

Many organizations that think they’re data-driven are still in first gear. How do you go from simply collecting a lot of data to setting up a business analytics function that actually tells you how to tweak your model to improve profitability?

JavaScript frameworks based on React can help you build a fast, reliable mobile app, but it’s not always easy to determine which framework is best for your project. Choosing the wrong framework can result in an app with slow and redundant code.

JavaScript expert Sean Wang builds the same natural language processing mobile application using Cordova, Ionic, and React Native, then discusses the advantages and limitations of each.

The paradigm of what a car is and how we use it is changing. Energy innovations, artificial intelligence advances, societal tastes, and environmental concerns are all affecting how we will get around in the future.