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Interview Guides/Stem
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StemCompany guide
Updated weekly · Reviewed by the Dataford team

Stem interview process & guide 2026

Interview difficulty 4.4 / 10Based on 28 interview reports

Everything we know about interviewing at Stem: what each round tests.

Account ExecutiveSoftware EngineerBusiness Analyst
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At a glance

4.4/ 10
Interview difficulty 4.4 / 10
Rated by candidates who reported interviewing here. Harder than 37% of companies we track.
3
Role guides
28
Interview reports
12
Topics tracked
01 · Difficulty and outcomes

How hard is the Stem interview?

Aggregated from 28 interview experiences
Difficulty mix
Easy26%
Medium70%
Hard4%
Most loops land in the middle: hard enough to prep for, rarely brutal.
Experience sentiment
57%positive
Positive 57%Neutral 18%Negative 25%
02 · Topic breakdown

What Stem actually tests for

How prominent each skill is across reported loops
100%
API Development
100%
Business Analysis Fundamentals
96%
.NET (Latest Framework)
96%
Excel (Advanced Spreadsheet Skills)
95%
Sales Pitch Role Play
92%
Behavioral Interviewing
92%
Coding Exercises (Practical Implementation)
92%
Presentation Skills (Technical Topic Presentation)
91%
Industry Knowledge (Renewable Power)
88%
Take-Home Assignments
88%
Energy Markets Domain Knowledge
86%
Communication Skills (Interview Q&A)
Tested less
Tested more
03 · Role guides

Find the guide for your role

This is your next step: open the guide for the role you are interviewing for. Each one carries the questions Stem interviewers actually ask that position, the loop structure, and pay by level.

Showing 3 of 3 role guides
Account Executive
$90k-$140k
Open guide
Business Analyst
Questions and loop structure
Open guide
Software Engineer
Questions and loop structure
Open guide
04 · FAQ

Stem interview FAQ

Answered from real candidate and workplace data
How hard is the Stem interview?

Candidates most commonly rate Stem interviews as medium, based on 28 reported interviews.

How much does Stem pay for data roles?

Reported base salary for data roles at Stem ranges from roughly $90k to $140k per year, varying by level, team, and location.

What topics does Stem test in interviews?

Stem interviews most often cover Behavioral Interviewing, API Development, Business Analysis Fundamentals, .NET (Latest Framework), and Excel (Advanced Spreadsheet Skills). The exact emphasis depends on the specific role you apply for.

What roles can I prepare for at Stem?

Dataford has interview guides for 3 roles at Stem, including Account Executive, Business Analyst, and Software Engineer.

Is Stem a good place to work?

Employees rate Stem 3.0 out of 5 overall, based on aggregated workplace reviews spanning career growth, work-life balance, compensation, culture, and management.

Where is Stem headquartered?

Stem is headquartered in Houston, TX.

05 · In their words

What people say about Stem

Verbatim snippets from employee and candidate reviews
“The sales training provided valuable insights into energy storage technology and significantly boosted my confidence in customer interactions.”
Account Executive3.0
“The fast-paced and ambiguous environment, combined with a fear-based leadership style, can hinder the ability to produce sustainable, high-quality work.”
Account Executive3.0
“The flexibility and job security at Stem create a positive work environment that fosters skill development and innovation.”
Software Engineer4.0
“Opportunities for promotions and transparent appraisals need improvement to support employee growth.”
Software Engineer4.0
06 · Keep prepping

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