Latest Blog Posts

Insights, tutorials, and updates from the PhantomCodeAI team to help you ace your next technical interview.

Engineer setting up an interactive API scaling interview prompt.

2026-09-149 min read

How to Practice API Scaling Interview Prompts Interactively

Practice API scaling interview prompts interactively with timed drills, design decisions, failure tests, and a review loop that targets your weak spots.

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Mandarin-English technical vocabulary map for bilingual coding interview practice.

2026-09-149 min read

How to Practice Mandarin-English Code-Switching Interviews

Learn to rehearse Mandarin-English interviews with clear language rules, technical vocabulary drills, timed coding mocks, and a focused recording review.

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Engineer practicing code-switching for a technical interview.

2026-09-149 min read

How to Practice Code-Switching in Interviews Ethically

Practice ethical code-switching in interviews by rehearsing clear technical answers, protecting your voice, and setting firm limits for recordings and AI.

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Concurrency interview problem contract with producer consumer queue and thread safety notes.

2026-09-1412 min read

How to Practice Concurrency Interviews Interactively

Learn how to practice concurrency interview questions interactively with timed prompts, race-condition drills, debugging tasks, and feedback.

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Database scaling benchmark dashboard for single database baseline testing

2026-09-1410 min read

How to Practice Database Sharding Scenarios

Learn how to practice database scaling and sharding scenarios with workload models, shard-key drills, failure tests, and interview-ready tradeoffs.

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Engineer explaining binary search code on a whiteboard

2026-09-1416 min read

How to Explain Code Under Pressure

Learn how to practice explaining code under pressure step by step with timed drills, clear frameworks, mock interviews, and useful feedback.

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Go interview practice setup with a coding prompt and handwritten notes.

2026-09-1410 min read

How to Practice Go Interview Problems With Interactive Prompts

Learn how to practice Go interview problems with interactive prompts, timed attempts, gradual hints, edge-case tests, and focused solution reviews.

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Software engineer practicing technical interview follow-up questions during a mock session.

2026-09-1411 min read

How to Practice Interview Follow-Up Questions

Learn how to practice interview follow-up questions during mocks with technical, behavioral, and system design drills, feedback, and realistic prompts.

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Engineer clarifying distributed system requirements and estimating request load at a whiteboard.

2026-09-149 min read

Practice Large-Scale Distributed System Design With Prompts

Learn how to practice large-scale distributed system design with prompts, from clarifying scope and estimating load to testing failures and reviewing your answer.

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Memory map sketch for practicing memory management interview questions.

2026-09-149 min read

Practice Memory Management Questions With Live Hints

Learn how to practice memory management interview questions with live hints. Use timed drills, graded hints, memory maps, bug checks, and repeat sessions.

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