Toptal Engineering Expert
How to Build a Node.js Error-handling System
Node.js developers often find themselves working with chaotic code that’s anything but clean. This can obviously cause productivity issues and outright errors.
In this article, Toptal Full-stack Developer Jay Huang will introduce you to error-handling in Node.js and demonstrate how you can build a robust error-handling system yourself.
Jay Huang
Jay is a full-stack developer with extensive experience in computer science. He specializes in JavaScript but is also proficient in Django, RoR, GraphQL, and SQL.
Full User Authentication and Access Control: A Laravel Passport Tutorial, Pt. 1
Setting up authentication and state in a stateless API context might seem somewhat problematic. But Laravel Passport gives developers a clean, straightforward way to add OAuth 2.0 to an app’s API.
Emmanuel Folaranmi
Layo is a software engineer focused on full-stack web development, with extensive experience with PHP, JavaScript, Laravel, and Vue.js.
The Many Applications of Gradient Descent in TensorFlow
TensorFlow is one of the leading tools for training deep learning models. Outside that space, it may seem intimidating and unnecessary, but it has many creative uses—like producing highly effective adversarial input for black-box AI systems.
Alan Reiner
Alan’s ML expertise covers visual target recognition models for missile defense systems, real-time NLP, and financial evaluation tools.
Using Kotlin for Back-end Development: A Quick Overview
Kotlin has features that make it an ideal language for back-end development. Learn what these features are and how you can use them to create high-performing systems.
Boldizsar Akos Mezei
Boldizsar is a Java/Scala back-end developer who has worked at Morgan Stanley on a group of microservices.
SQL Indexes Explained, Pt. 1
Properly used, an SQL database index can be so effective that it might seem like magic. But the following series of exercises will show that underneath, the logic of most SQL indexes—and wielding them correctly—is quite straightforward.
Mirko Marović
Mirko designs and develops massive, extreme-workload databases. He also trains software developers on databases and SQL.
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Don’t Build, Integrate: A Guide to CRM Integration
Customer Relationship Management systems provide businesses with more clarity and information about customer behavior, helping boost sales, retain existing customers, and attract new ones.
In this article, Toptal Software Developer Leif Gensert outlines the basic challenges of CRM integration and explains what you can do to make the process as efficient and frictionless as possible.
Leif Gensert
Leif has a decade of experience in back-end development using Ruby and Elixir. He’s worked for big consulting firms and startups alike.
Create a WhatsApp Chatbot, Not an App
Feedback on an enterprise web app prompted an experiment. Could a WhatsApp chatbot replace it? Would people like it better? Would it be more useful?
Aminadav Glickshtein
Aminadav has 20 years of professional experience. Having started coding at the age of seven, programming is like a native language to him.
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