Non-Technical Skills I Look for When Interviewing a Developer Candidate

It has become a common practice among software companies to include a pairing exercise during the interview process. I have been pairing with developer candidates for many years.

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Adding End to End Cypress to a Web Project Part 2: Seeding the Test Data

In the first part of this series, we covered using Docker to set up test instances of the services the project depends on. With those services up and running, the next step is generating test data for your end-to-end tests to run against.

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Comparing top Node.js frameworks for frontend developers

The Node.js runtime allows developers to build both front and backend applications using only JavaScript. This means no more context switching between different languages like PHP for the backend and JavaScript for the frontend.

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Next.js 12

Update today by running npm i next@latest. We want to make every Next.js application build faster for production, and get instant feedback in local development. Next.js 12 includes a brand new Rust compiler that takes advantage of native compilation.

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GraphQL at PayPal: An Adoption Story

We started our GraphQL adoption journey by building our checkout experience. We saw tremendous benefits in adopting GraphQL when our checkout app built with GraphQL became our guiding light.

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Automating Data Protection at Scale, Part 2

In Part 1 of our blog series, we introduced the Data Protection Platform (DPP), which enables us to protect data in compliance with global regulations and security requirements.

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How Big Tech Runs Tech Projects and the Curious Absence of Scrum

Welcome to another issue of The Pragmatic Engineer where I cover topics relevant for engineering managers and senior engineers at high-growth startups and big tech. Question: I moved to a large tech company from a startup.

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Engineering Principles ⭐

Autonomy — the desire to be self-directed. We get motivation and joy by having control over our life. Mastery — the desire to improve our craft. We get satisfaction by getting better at what we do.

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SRE Doesn’t Scale

We encounter a lot of organizations talking about or attempting to implement SRE as part of our consulting at Real Kinetic. We’ve even discussed and debated ourselves, ad nauseam, how we can apply it at our own product company, Witful.

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Building The SSG I’ve Always Wanted: An 11ty, Vite And JAM Sandwich

Back in January 2020, Ben Holmes set out to do what just about every web developer does each year: rebuild his personal site. In this article, he shares his story of how he set out to build his own build pipeline from absolute ground zero and created Slinkity.

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A Definitive Guide To Migrating A Monolithic Application to Microservices

Monolithic applications are big fat complex single applications that have high complexity. Besides, they are hard to maintain and not easily deployable as well. Failure in one part can bring the whole system down. Higher database complexity, Improper resource utilization etc.

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Adding End to End Cypress to a Web Project Part 1: Setting up the Infrastructure

Recently, my pair and I set up end-to-end Cypress testing for an existing web project. Setting up end-to-end testing from scratch for an existing application can be a bit intimidating, so we broke the process down into smaller steps.

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Write Professional Emails the Right Way

Writing professional emails is a fine art. You want them to stand out and have a clear message. I have many years of experience writing emails for clients, coworkers, volunteers, marketing lists, and more. Here, I share what I’ve found works best.

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Automating Data Protection at Scale, Part 1

Part one of a series on how we provide powerful, automated, and scalable data privacy and security engineering capabilities at Airbnb. Our community of hosts and guests trust that we will keep their data safe and honor their privacy rights.

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Incident Review and Postmortem Best Practices

One reason incidents are important is that they often reveal the real state of products, teams or organizations, which is often very different from the imaginary picture that engineering leaders have in their heads.

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My “Now, Soon, Future” Framework for Recommendations

As a consultant, I make recommendations. A lot. These recommendations are often day-to-day, immediate recommendations, made on the ground. But sometimes the scale gets bigger and stretches out longer, and that’s when I need to communicate just how important each recommendation is.

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Essential Engineering Skills For Every Software Architect

As a software architect in today’s world, expectations of essential engineering craft have increased drastically with the rise of the spectrum of technologies.

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What’s new in Web Payments

It’s been a while since my previous post, but Web Payments team at Google including myself have been commited to work on improving it. Some may wonder what’s giong on with it, so let me share my talk at an online event called “web.

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5 React performance optimization techniques

Are you wondering why we publish all this free content that you always seem to stumble on when Googling stuff? Simple: trials! If you’re enjoying LogRocket’s blog, we bet you’ll love our product.

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Cypress Running in a Docker Container & Viewable with a VNC Client

Lately, I’ve been trying to do as much of my development work as possible inside Docker containers. I wrote a bit about this in a blog post in 2019.

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4 Top Audio Processing Libraries for JavaScript

Implementing web applications with high-fidelity audio processing can be a challenging task. But, if you know the correct tools, you can make it a whole lot easier.

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Cache warming: Agility for a stateful service

EVCache has been a fundamental part of the Netflix platform (we call it Tier-1), holding Petabytes of data. Our caching layer serves multiple use cases from signup, personalization, searching, playback, and more.

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Writing Clean JavaScript — ES6 Edition

Clean code is not just code that works, but rather code that can be easily read, reused, and refactored by others. Writing clean code is important because, in a typical work environment, you are not writing for yourself or for the machine.

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A VS Code Extension For Traversing Your React Component Hierarchy

React is a powerful tool for building your frontend applications, but at scale navigating the hierarchy of your components may be painful. Sapling aims to change that. Modern React applications are huge. Facebook is built with more than 50,000 components.

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Groot: eBay’s Event-graph-based Approach for Root Cause Analysis

As large-scale distributed microservice systems continue to power more of today’s businesses, it has become even more important to detect any anomalies in these systems and efficiently diagnose their root causes to ensure high system availability.

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Applications Instead of Libraries (Part 1)

Every day, thousands of suppliers use Partner Home, the enterprise platform where companies who conduct business with Wayfair can manage their listings, pricing, and operations.

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Should engineering managers be technical?

They continued, ‘Like, shouldn’t we be able to hire people into these engineering management roles if they have management skills, but not necessarily any software engineering skills? Why do we treat one skillset as non-negotiable, and the other as easily learnable? And since we’re always tell

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Scalable logging for microservices

A scalable and feature-rich log management and exploration platform is imperative for the successful operations of any medium to large backend engineering team. It is one of the most important, but often neglected tool for infrastructure observability.

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JavaScript Object Immutability

Object immutability is an important concept in any programming language. It restricts object modifications and prevents unwanted changes. In this article, I will discuss how we can implement object immutability in JavaScript using freeze() and seal() methods.

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Why You May Want Runtime Config for Your SPA's Frontend

My software team recently needed runtime configuration in our web app’s frontend. Here, I’ll describe what that means and how we achieved it. For example, when your backend server retrieves its database connection string from an environment variable, that’s runtime config.

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Are You Dealing with Imposter Syndrome? Lean Into It

I fully expected to be… new at my job when I came to AO. I started on a greenfield project and felt comfortable contributing to the project within the first couple of weeks. I still needed help, but I was feeling pretty good about the project.

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Penetration and Security in JavaScript

Are you sure you are ensuring your code to be used as intended? Are you preventing it from beeing used in a malicious way? If what comes your way is putting guards in your functions, this post will open up a world for you as this one was for me. Using checks is not enough.

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How We Build Micro Frontends With Lattice

Written by Michael Possumato, Nick Tomlin, Jordan Andree, Andrew Shim, and Rahul Pilani. As we continue to grow here at Netflix, the needs of Revenue and Growth Engineering are rapidly evolving; and our tools must also evolve just as rapidly.

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How to handle Time Zones in JavaScript

When building web applications, we typically consider two types of time zones. The most common one is server time, which act’s as the reference for date and time tracking, which is pretty straightforward. However, there are instances where we need to track the end user’s date and time.

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Burnout in Software Development - Survey Results 2021

Burnout is very common in software development. Intense mental focus, heavy workloads, never ending roadmaps, under-staffed teams, unclear targets, and many other factors lead to developer burnout. I have experienced burnout a few times in my career.

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Automated Window Blinds Using MQTT And Home Assistant

Finnish software engineer [Toni] is on a quest to modernize his 1991 house, and his latest project was to automate the window blinds and control them using Home Assistant.

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50 React Interview Questions You Must Prepare In 2021

React interview questions that will provide you with in-depth knowledge and help you prepare for your interviews. JSX is a shorthand for JavaScript XML. This is a type of file used by React which utilizes the expressiveness of JavaScript along with HTML-like template syntax.

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React Error Handling and Logging Best Practices

Front-end developers often overlook error handling and logging. However, if any code segment throws an error, you must handle it correctly. Besides, depending on the situation, there are several ways to manage and log errors in React.

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