Slack

Software Engineer (Internship) Interview Experience

September 25, 2018

Positive ExperienceGot Offer

Process

Recruiter phone call. 24 hours to complete an end-to-end coding project. 1 technical call with teammate. 1 call with engineering manager. The last call was with the head of the organization. Recruiter followed up diligently throughout the process.

Questions

Revisited design and technical decisions from coding assignments.

Technical questions specific to the team's problems and tech stack, which push you to discuss tradeoffs, design patterns, and how you can improve runtimes.

Familiarity with Slack and company culture.

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Interview Statistics

The following metrics were computed from 9 interview experiences for the Slack Software Engineer (Internship) role in United States.

Success Rate

44%

Pass Rate

Slack's interview process for their Software Engineer (Internship) roles in the United States is fairly selective, failing a large portion of engineers who go through it.

Experience Rating

Positive56%

Neutral11%

Negative33%

Candidates reported having good feelings for Slack's Software Engineer (Internship) interview process in United States.

Slack Work Experiences

Supportive coworkers and interesting problems, but changing culture

Software Engineer • Current Employee

San Francisco, CA

Pros: Coworkers who are smart, kind, and supportive. Good product. Interesting problems to solve.

Cons: Culture has lost its way a bit under Salesforce. Tight budgets, hiring freezes, and tight ACV goals and deadlines have changed priorities across the company for the worse. Stock isn't doing well.

Supportive coworkers and interesting problems, but changing culture

Software Engineer • Current Employee

San Francisco, CA

Pros: Coworkers who are smart, kind, and supportive. Good product. Interesting problems to solve.

Cons: Culture has lost its way a bit under Salesforce. Tight budgets, hiring freezes, and tight ACV goals and deadlines have changed priorities across the company for the worse. Stock isn't doing well.

Great Team, Less Favorable Administration

Staff Software Engineer • Former Employee

San Francisco, CA

Pros: Good compensation Fun projects Smart engineers

Cons: Leadership doesn't know what it's doing. Salesforce refuses to leverage Slack properly. Growth is more limited than it should be.

Great Team, Less Favorable Administration

Staff Software Engineer • Former Employee

San Francisco, CA

Pros: Good compensation Fun projects Smart engineers

Cons: Leadership doesn't know what it's doing. Salesforce refuses to leverage Slack properly. Growth is more limited than it should be.

Great colleagues focused on building cool experiences

Senior iOS Engineer • Former Employee

San Francisco, CA

Pros: Great people to work with who want to build cool experiences

Cons: Management of Salesforce and how it relates to Slack

Great colleagues focused on building cool experiences

Senior iOS Engineer • Former Employee

San Francisco, CA

Pros: Great people to work with who want to build cool experiences

Cons: Management of Salesforce and how it relates to Slack

Supportive coworkers and interesting problems, but changing culture

Software Engineer • Current Employee

San Francisco, CA

Pros: Coworkers who are smart, kind, and supportive. Good product. Interesting problems to solve.

Cons: Culture has lost its way a bit under Salesforce. Tight budgets, hiring freezes, and tight ACV goals and deadlines have changed priorities across the company for the worse. Stock isn't doing well.

3.0
Supportive coworkers and interesting problems, but changing culture
Software Engineer • Current Employee
San Francisco, CA
June 25, 2026
Pros: Coworkers who are smart, kind, and supportive. Good product. Interesting problems to solve.
Cons: Culture has lost its way a bit under Salesforce. Tight budgets, hiring freezes, and tight ACV goals and deadlines have changed priorities across the company for the worse. Stock isn't doing well.

Great Team, Less Favorable Administration

Staff Software Engineer • Former Employee

San Francisco, CA

Pros: Good compensation Fun projects Smart engineers

Cons: Leadership doesn't know what it's doing. Salesforce refuses to leverage Slack properly. Growth is more limited than it should be.

4.0
Great Team, Less Favorable Administration
Staff Software Engineer • Former Employee
San Francisco, CA
August 7, 2024
Pros: Good compensation Fun projects Smart engineers
Cons: Leadership doesn't know what it's doing. Salesforce refuses to leverage Slack properly. Growth is more limited than it should be.

Great colleagues focused on building cool experiences

Senior iOS Engineer • Former Employee

San Francisco, CA

Pros: Great people to work with who want to build cool experiences

Cons: Management of Salesforce and how it relates to Slack

4.0
Great colleagues focused on building cool experiences
Senior iOS Engineer • Former Employee
San Francisco, CA
July 20, 2026
Pros: Great people to work with who want to build cool experiences
Cons: Management of Salesforce and how it relates to Slack

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