Dataford
Dataford
Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Activision Blizzard Software Engineer Interview Questions

The questions to prepare for a Activision Blizzard Software Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
~7htotal time
Track your progressSign up free to work through all 50 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 20 questions · ~176 min
Linux Command Diagnostics WorkflowEasy

Explain how to use Linux commands to diagnose process, filesystem, and networking issues in a structured way.

Hash TablesStackSearchingActivision Blizzard
Maximum Sum Contiguous SubarrayEasy
Practice

Use Kadane's algorithm to find the contiguous subarray with the largest sum in linear time.

Dynamic ProgrammingArraysGreedyActivision Blizzard
More Coding questions with a free account
2
Execution6 questions · ~53 min
Lost HTTP Update HandlingHard

Explain how to detect, recover, and prevent lost HTTP responses that contain value updates.

automated testingapi designhttpActivision Blizzard
More Execution questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
3
Security & Infrastructure8 questions · ~70 min
TCP vs UDPHard

Explain TCP and UDP differences, trade-offs, and security implications when selecting a transport protocol.

Networkingnetwork securityprotocolsActivision Blizzard
More Security & Infrastructure questions with a free account
4
System Design5 questions · ~44 min
Redis Caching and Session StateMedium

Assesses design choices for caching and session management under load.

cachingsession managementActivision Blizzard
More System Design questions with a free account
5
Behavioral & Leadership6 questions · ~53 min
More Behavioral & Leadership questions with a free account
6
More topics5 questions · ~44 min
Docker and Microservices DeploymentMedium

Assesses ability to explain containerization benefits in microservices delivery pipelines.

dockercontainerizationmicroservicesActivision Blizzard
HTTP Methods and HTTPS SecurityMedium

Evaluates knowledge of HTTP semantics and transport security fundamentals.

Activision Blizzard
Walk Through a Complex ProjectMedium

Evaluates ability to explain architecture decisions, trade-offs, and impact clearly.

Trade-offsarchitectureActivision Blizzard
More questions with a free account
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
30-Day Retention SQLMedium
Practice
Practice drill

Compare 30-day player retention for a paid social campaign and organic acquisition using joins, date filtering, and conditional aggregation.

Date FunctionsRetentionJoinsActivision Blizzard
SQL and Programming Interview MixMedium
Practice
Practice drill

Approach a mixed interview round while summarizing completed activity with a CTE, aggregation, and left join.

JoinsCTEssqlWise
Datacenter Network TroubleshootingHard
Practice
Practice drill

Identify NVIDIA datacenter servers with failed leaf links or denied firewall flows using layered SQL diagnostics.

Lag/LeadNetworkingJoinsNVIDIA
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.