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Interview Prep in 4 Weeks: A Day-by-Day Schedule

Most interview plans fail because Day 1 is "study everything." Here is a 4-week schedule with concrete daily tasks and a Week 1 you can start today.

Suren Kotian9 min read
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A young man in a job interview across a table from an interviewer
Amtec Photos · CC BY-SA 2.0

It sounds actionable until Tuesday, when you open the tab, don't know what to solve, and close it again feeling worse than if you'd skipped it entirely. A roadmap that actually gets you through four weeks needs three things that "do LeetCode daily" doesn't have: a finish line for each day, real coverage across DSA, behavioral prep, and company research — not just problems — and permission to miss a day without the whole plan collapsing.

The shape below assumes 60–90 minutes on weekdays. Scale the hours to your schedule, but keep the structure — it's the structure doing the work, not the hour count.

Week Overview

WeekThemeSuccess looks like
1Foundations + rhythmArrays/hash maps warm; 1 STAR story drafted
2PatternsSliding window, BFS/DFS reps; 3 stories
3Mixed sets + mocksTimed mediums; 1 mock interview
4Polish + companyWeak-topic review; offer-ready stories

Week 1 — Day-by-Day

Day 1: Set up tracker (spreadsheet or notebook). List 5 target companies. Solve 2 easy array problems. Write one sentence: why you want this role.

Day 2: Hash map / set — 2 easies, 1 medium. Draft STAR story #1 (conflict or ownership).

Day 3: Two pointers — 2 problems. Review yesterday's solutions without looking for 10 minutes.

Day 4: Stack / queue — 2 problems. Company research: product + recent news for target #1 (15 min).

Day 5: Mixed easy review (3 problems timed, 45 min). Refine STAR story #1 out loud once.

Day 6 (optional): Light: 1 problem + rest, or catch-up only.

Day 7: Rest or 20-minute walk. Do not "make up" the whole week in one panic session.

Weeks 2–4 (Compressed)

Week 2: Sliding window, binary search, tree BFS/DFS. Add STAR stories #2–3 (failure + leadership). One behavioral practice aloud.

Week 3: Graphs intro or DP lite (pick based on your level). Two timed sets. One mock (Pramp, interviewing.io, or a friend).

Week 4: Re-solve misses from weeks 1–3. System design lite if relevant (scale a URL shortener / newsfeed — 45 min outline). Finalize 5 stories. Sleep before onsite days.

Daily Session Template (75 min)

  1. 5 min — open tracker, pick today's finish line
  2. 45–50 min — problems or mock
  3. 10 min — write what pattern you used
  4. 10 min — behavioral or company research

Anti-Patterns Worth Naming

  • Jumping to hard problems before the underlying patterns have stuck
  • Reading solutions instead of solving — feels like progress, builds nothing
  • Ignoring behavioral prep until the night before the onsite
  • Tracking a streak instead of tracking which topics are actually weak

Turn This Into Saved Daily Tasks

If you want Week 1 generated to your hours and experience level, use FocusAI's interview prep template — same idea as our learn React and Python roadmaps: concrete steps, not vague study goals.

Compare approaches in AI goal planner apps compared if you are choosing between chat prompts and a persisted plan.

Put this interview schedule on a real calendar

Get Week 1 of interview prep as daily tasks — not a doc you forget by Thursday.