Amazon OA Questions [2026-2027]
1488 OA problems reported by candidates who interviewed at Amazon. Updated from 7 sources including LeetCode, 1P3A, Reddit, and more.
What to expect in the Amazon OA
Online assessments (OAs) are typically the first technical screening step at Amazon. Candidates receive a timed coding challenge (usually 60-90 minutes) with 2-3 algorithmic problems. The OA is graded automatically and determines whether you advance to phone screens or onsite rounds.
The 1488 questions below are reported directly by candidates who have completed the Amazon OA. Use them to understand the difficulty level, problem types, and topics the OA focuses on.
Amazon OA questions (1488 reported)
Amazon SDE II Online Assessment Coding Questions...
Amazon SDE-I Online Assessment Review and Coding Problems (M...
Amazon Online Assessment Experience for SDE2 Role: Two Algor...
Amazon Software Engineer Video Interview Process and Experie...
Amazon Fulltime Software Engineer Online Assessment Problem...
Amazon Online Assessment SDE-1 Valid Substrings Coding Probl...
Amazon Online Assessment: Get Min Removals for Cart Within B...
Amazon 2025 SDE Online Assessment: Customer Rating (Bitwise ...
Amazon Online Assessment OA Storage Efficiency Coding Questi...
Amazon Online Assessment Algorithm Swap Minimum Operations P...
Amazon SDE 1 Online Assessment Sept 2025 Coding Interview Ex...
Amazon SDE-1 Online Assessment Experience and OA Code Discus...
Amazon and Hackerrank Online Assessment for New Grads...
Amazon Online Assessment OA Experience and Results...
Amazon SDE2 Online Assessment Interview Experience...
Amazon SDE 2 OA Bitwise AND Subset Coding Challenge Experien...
2025 Amazon and Google OA Stock Strategy Sliding Window Inte...
Amazon System Development Engineer Online Assessment Experie...
Amazon OA | Lessons Learned...
Amazon OA Question and Answer...
Amazon Interview Experience | L5 | Backend Engineer | Reject...
Amazon SDE-1 Interview Experience | University Grad 2024...
Other Amazon interview rounds
Frequently asked questions
What does Amazon ask in their Online Assessment (OA)?▼
How many OA rounds does Amazon have?▼
How hard is the Amazon OA?▼
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