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Online users are becoming increasingly resistant to traditional email/password registration processes. One-click social logins via Facebook, Google, or GitHub are better, but they come with data privacy trade-offs.

This article introduces a one-click, cryptographically-secure login flow using MetaMask, with all data stored on the app’s own back-end.

Machine learning, combined with some standard image processing techniques, can result in powerful video analysis tools.

In this article, Toptal Freelance Software Engineer Michael Karchevsky walks through a solution for a machine learning competition that identifies the species and lengths of any fish present in a given video segment.

Technical debt, which relates to suboptimal technology infrastructure in an organization, can actually be a huge financial burden on a business. However, like traditional financial debt, there are steps and processes that can be taken to manage and mitigate the risk. In this article, we elaborate on how CFOs can tackle their technical debt burden.

As a good JavaScript developer, you strive to write clean, healthy, and maintainable code. While you solve interesting and unique challenges, you’ve likely found that you’re often writing code that looks similar to the code for an entirely different problem you’ve handled before. You may not know it, but you’ve used a design pattern.

Once crammed into stuffy showrooms with eager salespeople and a dizzying plethora of models, mattress purchases used to be notoriously complicated. However, a upstarts have recently revitalized the industry with innovations in marketing, delivery, and a direct-to-consumer model.

It’s true that the mattress industry is experiencing an upheaval, but rather than the typical narrative of newer operations completely displacing older ones, perhaps there’s room for both collaboration and innovation. There are lessons for investors, entrepreneurs, and corporate moguls alike.

Professional sports franchises continue to see record sale prices. But what drives a team like the Dallas Cowboys, who haven’t won a Super Bowl in over 20 years, to top the list of the most valuable sports franchises in the United States?

In this article, Toptal Management Consultant David Turney provides an overview of professional sports economics, unique valuation considerations, and a team valuation example.

UI and UX are two design terms that often get used in the wrong context. Designers who call themselves “UI designers,” or design for trends rather than users, could be harming their reputation.

Interacting with a real database during integration and end-to-end testing can pose distinct challenges. An effective workaround is to use an in-memory database that integrates seamlessly with your testing framework and provides APIs for manipulating state directly from your test code.

In this article, Toptal Software Engineer Mikhail Angelov demonstrates how to do just that—and how to write straightforward integration and end-to-end tests for Node.js and MongoDB applications without the need for complicated setup/teardown code.

Polished design wireframes are great but don’t reveal the work that goes into research and content organization. See how a thorough approach to early project planning leads to successful website redesign.

In an era of subdued prices and with usage expected to plateau within the next 30 years, the focus for oil and gas companies must turn to cost control. Applying technological innovations such as blockchains, wearables, and advanced analytics to the supply chain can keep costs in check and maintain profitability.

UX testing is a crucial step in the design process but is often overlooked for tight budgets or deadlines. You do not need a formal lab to do quality research—just the right tools and a clear plan.