A Walkthrough Guide to Finding an Engineering Job at Slack

Interviews, eh? Horrid, stressful ordeals that fly by in a sweaty mess and then linger long in the memory. Or, at least, that’s the traditional model. But why on earth would anyone want that? They should be a chance for you to show your best self and to find out if you want to work…

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Julia Grace
•10 min read•advanced•
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ChefJavaJavaScriptjQueryJuliaObjective-CPHPPythonScalaSwiftWebSocket

Overview

This article provides a comprehensive guide for candidates seeking engineering positions at Slack, detailing the interview process, what the company looks for in candidates, and the technologies used at Slack. It emphasizes the importance of technical competence and alignment with Slack's core values during the hiring process.

What You'll Learn

1

How to prepare for the Slack engineering interview process

2

Why collaboration and diverse backgrounds are valued at Slack

3

How to effectively showcase your coding skills through technical exercises

Prerequisites & Requirements

  • Understanding of programming concepts and coding practices
  • Experience in software engineering or a related field

Key Questions Answered

What does the interview process at Slack entail?
The interview process at Slack includes a resume screen, a phone call with a technical recruiter, a technical exercise, a phone call with the hiring manager, and an onsite interview. Each step is designed to evaluate technical skills and cultural fit without bias.
What qualities does Slack look for in candidates?
Slack seeks candidates who are skilled engineers, passionate about programming, collaborative, and capable of enhancing their team's performance. They value empathy, courtesy, craftsmanship, solidarity, playfulness, and a sense of responsibility.
What technologies does Slack utilize in its engineering?
Slack's tech stack includes a LAMP architecture with Linux, Apache, MySQL, and PHP, alongside Java for its real-time messaging server. They also use Go, C++, and various tools for automation in their development processes.

Technologies & Tools

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Backend
Linux
Used as part of the LAMP stack for server-side applications.
Backend
Apache
Serves as the web server in the LAMP architecture.
Database
Mysql
Used for data storage in the LAMP stack.
Backend
Php
Used for application logic in the server-side architecture.
Backend
Java
Used for the real-time messaging server.
Backend
Go
Used for services and portable native libraries.
Backend
C++
Used for services and portable native libraries.
Frontend
Swift
Used for the iOS application.
Frontend
Objective-c
Also used for the iOS application.
Frontend
Javascript
Used in the web client for DOM manipulation.

Key Actionable Insights

1
Familiarize yourself with Slack's core values before your interview to align your responses with their culture.
Understanding Slack's emphasis on empathy and collaboration can help you articulate how your experiences align with their values during interviews.
2
Practice coding exercises similar to those used in Slack's interview process to improve your chances of success.
Since the technical exercise is a critical part of the evaluation, being well-prepared can significantly impact your performance.
3
Engage with the Slack community or forums to gain insights from current employees about the interview process.
Networking can provide valuable insider tips and help you understand what to expect, making you a more competitive candidate.

Common Pitfalls

1
Candidates often underestimate the importance of the technical exercise in the interview process.
This exercise is a key indicator of future performance, and failing to prepare adequately can lead to missed opportunities.
2
Many applicants focus too much on technical skills without considering cultural fit.
Slack values collaboration and alignment with their core values, so neglecting to demonstrate these qualities can hinder your chances.

Related Concepts

Interview Preparation Strategies
Diversity And Inclusion In Tech Hiring
Technical Assessment Best Practices