Opera Solutions Software Engineer Interview Questions
The questions to prepare for a Opera Solutions Software Engineer interview. Questions from real interview reports rank first. Updated weekly.
Reverse a singly linked list in-place using iterative pointer manipulation.
Opera SolutionsCalculate the smaller angle between clock hands using modular arithmetic and fractional hour-hand movement.
Opera SolutionsDesign a URL shortening service that routes, ranks, and monitors links at scale.
Opera SolutionsDesign an end-to-end product recommendation system for a large e-commerce marketplace with strict latency and freshness needs.
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Explain SQL vs NoSQL trade-offs, including schema design, consistency, scaling, and query flexibility.
Opera SolutionsUse PostgreSQL CTEs and ROW_NUMBER to return the top three products by monthly revenue within each category.
Edgeverve
Career Soft Solutions Pvt.
Keystone StrategyAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
Total Wine & More
Inc.
Benjamin MooreAnalyze weekly service delivery performance by team using joins, a CTE, date aggregation, and KPI calculations.
Deloitte
ReputationExplain how to secure REST API calls between services with mTLS, workload identity, and incident response for credential compromise.
Opera SolutionsAssesses your ability to design scalable data pipelines for deduplication and correctness.
Opera SolutionsTests your ability to clearly explain research scope, methods, and outcomes.
Opera Solutions