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Prep plan

Updated weekly · Last refresh Oct 17

Tech Tammina Software Engineer Interview Questions

The questions to prepare for a Tech Tammina Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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CodingStart here. 11 questions · ~101 min

Python Coding: Difference Without SubtractionMedium

Practice

Compute a signed integer difference using two's complement and bitwise addition without subtraction.

pythonAlgorithms

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Python Memory Management ExplainedEasy

Explain how Python manages memory using reference counting, garbage collection, and object allocation.

Hash TablesArraysStrings

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Python Coding: Duplicates and ReverseHard

Evaluates Python problem-solving and implementation skills under coding constraints.

pythonprogramming concepts

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SQL & Data Manipulation3 questions + 3 drills · ~58 min

Customer Orders: LEFT vs INNER JOINEasy

Explain how INNER JOIN and LEFT JOIN differ, and when to use each for matched-only versus all-left-row analysis.

JoinsData WranglingGroup By

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Database Normalization ImportanceMedium

Tests understanding of normalization goals and its impact on data integrity.

star schemadata integritydimensions

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Python List and Dictionary BasicsMedium

Practice

Practice drill

Use PostgreSQL aggregations to produce list-like arrays and dictionary-like JSON objects from data records.

Data ManipulationData WranglingData Structures

Exl

Dictionary Key TypesMedium

Practice

Practice drill

Identify repeated two-column key combinations, including combinations containing NULL values.

null handlingData ManipulationData Structures

Point72

Data Manipulation in Python/R/SQLMedium

Practice

Practice drill

Explain a practical SQL-style approach for cleaning and reshaping a small dataset.

Data ManipulationData WranglingCase When

Waymo

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Technical Fundamentals6 questions · ~55 min

Angular 1 vs 2 vs 4Medium

Assesses your knowledge of Angular evolution and major conceptual changes.

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Angular Build BlocksMedium

Evaluates your understanding of Angular 4 architecture components.

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Behavioral & Leadership10 questions · ~92 min

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