SDE2 Interview Questions at Atlassian
5 real SDE2 interview questions asked at Atlassian. Covers System Design, HR, Technical rounds. Sourced from engineers who cleared the loop.
Interview Signals — What Atlassian Asks SDE2s
All SDE2 Questions Asked at Atlassian
Design Bitbucket's code review system (Pull Requests). Multiple reviewers comment on specific lines of code. The PR is mergeable when all reviewers approve. Cover: diff computation, inline comments anchored to code lines, and what happens when new commits invalidate existing comments.
Design Confluence's page version history. Every edit creates a new version. Users can view any historical version and restore it. Cover: delta vs full-snapshot storage, efficient diff computation, and how you handle concurrent edits creating a branch.
Design Jira's real-time collaborative issue editor (multiple teammates editing the same ticket simultaneously). Cover: Operational Transformation vs CRDTs, conflict resolution, last-write-wins vs merge, and how you persist the final state while keeping latency low for users on slow connections.
Atlassian is fully distributed (no offices). Describe how you have successfully collaborated with engineers in different time zones. What tools and processes made it work and what broke down?
Explain how Jira's JQL (Jira Query Language) parser works. Walk through lexing, parsing, and AST generation. How do you translate a JQL query like "assignee = currentUser() AND status = Done" into an efficient SQL query?
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