Toptal Blog

The Toptal Blog is the top hub for developers, designers, finance experts, executives, and entrepreneurs, featuring key technology updates, tutorials, freelancer resources, and management insights.

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Billing Extraction: A Tale of GraphQL Internal API Optimization

by Maciek Rząsa

Extracting functional components from a monolithic app into a service can be a daunting task but choosing the right tools and techniques for the job can expedite the process. In this article, Toptal Backend Engineer Maciek Rzasa recounts how his team extracted billing functionality from the Toptal platform and how they overcame a series of performance issues.

11 minute readContinue Reading
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Software Engineer Performance Reviews Explained

by Nermin Hajdarbegović

Software development is a complex process and evaluating the performance of software engineers can be too. It is important that you find the right balance between that complexity and practicality in software engineer performance reviews. In this article, Toptal Engineering Blog Editor Nermin Hajdarbegovic outlines the difference between commonly used performance review models and discusses how they should be employed.

11 minute readContinue Reading
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Think Business – How to Increase Your Designer Value

by Damola Taiwo

The principles that govern design are foreign to many business leaders but it takes more than shiny deliverables to span the knowledge gap. Designers must translate design value into business value.

< 5 minute readContinue Reading
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A Month in the Life - Interim CFO Roles and Best Practices

by Jen Banzaca

An interim CFO has, on average, six to eight months to complete the job set forth by the company, meaning the first 30 days will be critical to accomplishing the goals for the position and setting a good long-term strategy for the company.

8 minute readContinue Reading
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WebAssembly/Rust Tutorial: Pitch-perfect Audio Processing

by Peter Suggate

WebAssembly gives near-native performance to web apps and allows languages other than JavaScript—plus their libraries—to be used on the web. This tutorial leverages Rust and the Web Audio API to make a basic guitar tuner app that runs at 60 FPS, even on mobile.

24 minute readContinue Reading
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Paving the Path to Purchase – eCommerce UX Best Practices

by Micah Bowers

Mobile eCommerce may be the future, but desktop sites are digital gold mines. To engage shoppers, boost product value, and unlock more revenue, designers must master these eCommerce UX best practices.

8 minute readContinue Reading
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In the Spotlight: the Principles of Dark UI Design

by Miklos Philips

Dark themes can be dramatic and elegant, but crafting them comes with many hurdles and potential pitfalls. Following the principles of dark UI design will help designers achieve successful results.

8 minute readContinue Reading
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Apple M1 Processor Overview and Compatibility

by Nermin Hajdarbegović

The Apple M1 processor represents a significant step forward for Apple, but what does it mean for developers, designers, and other professionals using Apple hardware? In this article, Toptal Engineering Blog Editor Nermin Hajdarbegovic outlines what makes the M1 different and what professionals need to keep in mind should they choose to upgrade their hardware.

14 minute readContinue Reading
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The Definitive Guide to DateTime Manipulation

by Punit Jajodia

Time and date manipulation is notoriously difficult. Developers encountering time zone rules, leap seconds, differences in locale-specific formatting are wise to resort to popular time and date manipulation libraries. But without thinking about how exactly they work, it's still easy to create all sorts of obscure bugs.

23 minute readContinue Reading

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