General Motors (GM) Software Development Engineer (SDE) interview questions

1. Recruiter Screening (20–30 minutes) Discussion about your background and experience. Visa/work authorization questions. Salary expectations. Location and hybrid/remote preferences. High-level overview of the role. 2. Technical Assessment (if applicable) Depending on the position, this may include: Online coding assessment (Python, Java, C++, etc.) SQL assessment Data structures and algorithms Debugging exercises Basic system design questions For data engineering or analytics roles, expect: SQL joins, window functions, CTEs Python coding ETL concepts Data modeling Cloud platform questions (AWS or Azure) 3. Technical Interview(s) (45–60 minutes each) Usually 2–4 rounds covering: Coding problems Object-oriented programming APIs and microservices Cloud architecture Databases and SQL optimization Multithreading/concurrency (for backend roles) System design (for senior roles) If you're interviewing as a Python developer, expect questions such as: Difference between list and tuple Generators vs iterators Decorators Multithreading vs multiprocessing Memory management REST API design Performance optimization Exception handling 4. Behavioral Interview General Motors often uses behavioral questions aligned with its values. Common questions include: Tell me about yourself. Why General Motors? Describe a challenging project. Tell me about a conflict with a teammate. Describe a time you failed. How do you prioritize multiple deadlines? Tell me about leading a project. Use the STAR (Situation, Task, Action, Result) format. 5. Hiring Manager / Final Round Topics may include: Team fit Technical depth Career goals Current projects Leadership and communication Questions from you about the role If you're applying for a Senior Pytho