We've Launched "The Suddenly Remote Playbook,"
A Comprehensive Guide for Working Remotely
The Suddenly Remote Playbook
Read Now

Toptal Engineering Blog

The Toptal Engineering Blog is a hub for in-depth development tutorials and new technology announcements created by professional software engineers in the Toptal network.

EngineeringIcon ChevronBack-end

Using Kotlin for Back-end Development: A Quick Overview

by Boldizsar Akos Mezei

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.

8 minute readContinue Reading
EngineeringIcon ChevronTechnology

Modern Web Scraping with Python and Selenium

by Neal Barnett

Web scraping has been around since the early days of the World Wide Web, but scraping modern sites that heavily rely on new technologies is anything but straightforward. In this article, Toptal Software Developer Neal Barnett demonstrates how you can use Python and Selenium to scrape sites that employ a lot of JavaScript, iframes, and certificates.

9 minute readContinue Reading
EngineeringIcon ChevronBack-end

SQL Indexes Explained, Pt. 1

by Mirko Marović

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.

8 minute readContinue Reading
EngineeringIcon ChevronBack-end

Don't Build, Integrate – A Guide to CRM Integration

by Leif Gensert

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.

14 minute readContinue Reading
EngineeringIcon ChevronBack-end

Create a WhatsApp Chatbot, Not an App

by Aminadav Glickshtein

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?

10 minute readContinue Reading
EngineeringIcon ChevronTechnology

Interview: The Promise of Intel oneAPI and Direct Parallel C++

by Nermin Hajdarbegović

What if developers could use the same code, tools, and libraries on a CPU, GPU, or an AI accelerator? Intel's oneAPI initiative aims to do just that by offering a unified programming model across multiple hardware architectures. Toptal Technical Editor Nermin Hajdarbegovic discusses oneAPI’s genesis and future with Sanjiv M. Shah, VP of Intel’s Architecture, Graphics and Software Group.

11 minute readContinue Reading
EngineeringIcon ChevronBack-end

Cabin Fever Coding: A Node.js Back-end Tutorial

by Kevin Bloch

Missing the luxury of a good, old-fashioned remote control when the laptop is beyond easy reach? Transform your old smartphone into a remote and learn some basic Node.js/Express/Pug along the way.

16 minute readContinue Reading
EngineeringIcon ChevronData Science and Databases

Turn Chaos Into Profit: Understanding the ETL Process

by Alexandre Wanderer

ETL can consolidate data from various sources into an organized, reliable, and usable database. This allows businesses to employ previously unused or underused data to improve their performance. In this article, Toptal Data Modeling Developer Alexandre Wanderer demonstrates all stages of the ETL process in building a data warehouse.

8 minute readContinue Reading

Join the Toptal® community.