Process
Two Leetcode problems were presented without any rest in the middle. The interview lasted around an hour. Both questions were about binary trees. One was about tree traversal, and the other was about getting tree depth.
Questions
LeetCode question about tree traversal.
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Interview Statistics
The following metrics were computed from 363 interview experiences for the IBM Software Engineer role in United States.
Success Rate
39%
Pass Rate
IBM's interview process for their Software Engineer roles in the United States is fairly selective, failing a large portion of engineers who go through it.
Experience Rating
Positive53%
Neutral33%
Negative13%
Candidates reported having very good feelings for IBM's Software Engineer interview process in United States.
IBM Work Experiences
4.0
Good Work, Annoying Management
Software Engineer • Former Employee
Markham, Ontario, Canada
November 17, 2025
Pros: Friendly team, good work, good benefits.
Cons: Management bloat, lots of repetitive work.
3.0
Good Learning, Hard Climb
Software Engineer • Former Employee
Littleton, Massachusetts, United States
January 12, 2021
Pros: Great learning experience during my working time.
Cons: Big enterprise organization, difficult to climb.
5.0
Excellent
Software Engineer • Current Employee
Hortolândia, São Paulo, Brazil
July 21, 2021
Pros: Investment in employees on career roadmap
Cons: Long delays for some internal processes.
- 4.0Good Work, Annoying ManagementSoftware Engineer • Former EmployeeMarkham, Ontario, CanadaNovember 17, 2025Pros: Friendly team, good work, good benefits.Cons: Management bloat, lots of repetitive work.
- 3.0Good Learning, Hard ClimbSoftware Engineer • Former EmployeeLittleton, Massachusetts, United StatesJanuary 12, 2021Pros: Great learning experience during my working time.Cons: Big enterprise organization, difficult to climb.
- 5.0ExcellentSoftware Engineer • Current EmployeeHortolândia, São Paulo, BrazilJuly 21, 2021Pros: Investment in employees on career roadmapCons: Long delays for some internal processes.
IBM Interview Questions
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