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Tredence Software Engineer Interview Questions

The questions to prepare for a Tredence Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
SQL & Data ManipulationStart here. 10 questions + 2 drills · ~103 min
Third Highest Salary in PostgresEasy
Practice

Use DENSE_RANK and a LEFT JOIN to find employees earning the third-highest distinct active salary.

sql queriesTredence
SQL Performance Tuning with JoinsHard
Recently asked

Tests your ability to diagnose and optimize SQL performance for large-scale analytics workloads.

Performance TuningJoinsGroup ByTredence
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
Analyze Customer Purchase Trends with Window FunctionsEasy
Practice
Recently asked
Practice drill

Calculate the monthly spending trends for customers using window functions and joins.

The Home DepotAvisoWorld Wide Technology
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2
Pipelines8 questions · ~66 min
Mitigate Spark Skew in Delta PipelinesEasy
Recently asked

Design a Databricks Delta pipeline that detects and mitigates Spark data skew in large joins and aggregations while meeting a 20-minute hourly SLA.

Tredence
Spark and Scala Distributed ProcessingHard
Recently asked

Tests your ability to reason about distributed execution and data partitioning for scalable pipelines.

sparkTredence
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3
Coding11 questions · ~91 min
Reverse Singly Linked ListMedium

Tests linked list manipulation and pointer correctness.

Data StructuresTredence
Closures, Pagination, PromisesMedium

Tests JavaScript fundamentals and reasoning about performance tradeoffs.

javascriptTredence
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4
System Design3 questions · ~25 min
Scale an ERP From ZeroHard

Evaluates system design skills for scaling an enterprise application.

scalingTredence
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5
Behavioral & Leadership17 questions · ~141 min
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6
More topics1 question · ~8 min
Operating Systems and Paint BackendMedium

Evaluates systems understanding and ability to reason about software behavior.

Operating SystemsTredence
The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.