Senior Backend Engineer Interview Experience - Melbourne, Australia
Process
Phone screening by HR initially, followed by many rounds of interview:
- Coding
- System design
- A couple more other behavioral and cultural rounds.
Practice medium-level questions from LeetCode.
Questions
Q1: API Rate Limiter
Q2: You will be given a list of file names, the collection the file belongs to, and the size of each file. Write a program to find the top N collections by size and the total size of all files in the system.
Follow-up: Collections can be nested. Find the top N collections by size.
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Interview Statistics
The following metrics were computed from 2 interview experiences for the Atlassian Senior Backend Engineer role in Melbourne, Australia.
Success Rate
Atlassian's interview process for their Senior Backend Engineer roles in Melbourne, Australia is extremely selective, failing the vast majority of engineers.
Experience Rating
Candidates reported having very good feelings for Atlassian's Senior Backend Engineer interview process in Melbourne, Australia.
Atlassian Work Experiences
- 5.0Great Wlb, Slow GrowthSenior Backend Engineer • Current EmployeeSan Jose, California, United StatesAugust 3, 2023Pros: Really good culture, amazing benefits, and work-life balance.Cons: Limited challenges to learn; promotions are slow.
- 1.0Broken performance systemSenior Engineer • Current EmployeeMelbourne, Victoria, AustraliaOctober 9, 2025Pros: - Talented engineers and generally smart coworkers - Solid compensation and benefitsCons: - Performance management process feels blindly copied (in a rush!) from other companies, with no adaptation to Atlassian’s culture. - No collaboration; everyone focuses on personal “impact” to chase performance ratings. - 50–60 hour weeks are common. - Projects are rushed so individuals can show quick results for APEX rather than build lasting value.
- 2.0High paying and decent work, but the company has lost its direction and soulSenior Software Engineer • Current EmployeeMelbourne, Victoria, AustraliaOctober 5, 2025Pros: - Still high pay in Australia - Competent and collaborative colleaguesCons: - Cut through performance review culture - Questionable acquisitions, sponsorships, and layoffs - Company has no direction other than to sell to Enterprise - Stock performance speaks volumes
Atlassian Interview Questions
