Interview practice — AI, Backend, Frontend, DevOps, BA, QC, and more

Confidently land your next IT role

Multi-topic question bank for AI, Backend, Frontend, DevOps, and more — instant scoring and per-answer explanations. Pick topics, level, and difficulty for your goal.

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Questions

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Topics

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Questions / test

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Duration

Interview practice analytics — readiness score, competency by topic, and progress over time

How it works

Practice in 3 steps

Choose topics

Choose topics, Junior → Expert level, and difficulty that matches your interview target.

Timed practice session

30 questions, ~45-minute countdown. Question palette tracks progress and lets you revisit answers.

Learn from explanations

Review score %, correct/wrong per question, and read detailed explanations to reinforce knowledge.

Practice content

Curated, in-depth diverse topics

Foundation

Java

Networking

Git

Linux

Backend

Spring Boot

Security

Testing

API Design

Architecture

Design Patterns

DDD

Microservices

System Design

Data

SQL

NoSQL

Redis

Messaging

DevOps & Cloud

Docker

Kubernetes

AWS

CI/CD

Monitoring

Nginx

Plans

Pick your plan

Free

₫0

3 trial uses

30 questions / test

Full explanations

Last 3 attempts in history

Pro Annual

₫199,000

/ year

Unlimited attempts (12 months)

30 questions + explanations

Full history & charts

Renew yearly

Skip passed questions — focus on weak spots

Recommended

Pro Lifetime

₫499,000

one-time

Unlimited forever

30 questions + explanations

Full history & charts

No renewal needed

Skip passed questions — focus on weak spots

Compare plans

All plans include 30 questions and full explanations — differs in attempts and history.

Feature	Free	Pro Annual	Pro Lifetime
Practice attempts	3 trial uses	12 months	Unlimited
Questions / test	30	30	30
Answer explanations
History & charts	Last 3 attempts	Full	Full
Skip passed questions	—
Price	₫0	₫199,000/year	₫499,000

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