System designLast reported Aug 2026
Design Vacation Rental Listing Search
Design a low-latency listing search service that combines destination, dates, filters, availability checks, ranking, and fresh marketplace updates.
Open practiceHeadway interview practice
Headway interview questions and coding practice Start with verified evidence.
Practice from 1 Headway-tagged public coding problem, organized only by the stage, topic, difficulty, and recency metadata FastPrep can verify. The broader public catalog also includes 2 system-design exercises, 2 project-coding exercises.
- Catalog
- 5 public practice assets (1 coding)
- Start here
- Use the stage named in your invitation
- Evidence
- Phone metadata, shown in context
Phone practice path
Phone Screen
Practice solving while explaining assumptions, tradeoffs, and complexity. Problems are ranked by repeated public catalog sightings.
1 Headway-tagged Phone Screen problems available.
| Company | Problem | Difficulty | Public evidence | Action |
|---|---|---|---|---|
HEHeadway | Hierarchical Fixed-Window Rate LimiterArrayHash Table | Medium | 1 public reportLast reported Jul 2026 | Practice |
01 · Preparation plan
Turn rate limiting and availability-safe marketplace flows into a deliberate practice loop.
Headway's evidence is best used to connect a small stateful limiter to a larger search-and-booking workflow where correctness must survive retries and concurrent demand. Catalog labels guide practice but do not promise a current or universal hiring loop. This is a suggested practice sequence, not the employer's interview process. Your invitation and recruiter guidance remain the source of truth.
- 01
Practice Hierarchical Fixed-Window Rate Limiter
Use Hierarchical Fixed-Window Rate Limiter to rehearse endpoint and global quota accounting. Keep the exercise's published contract separate from assumptions about Headway's current interview process.
- Restate the exact input, output, and constraints for endpoint and global quota accounting.
- Explain the data structure and complexity before completing the implementation.
- Test a boundary case, a repeated-value case, and the smallest valid input.
- 02
Practice Vacation Rental Search and Booking
Use Vacation Rental Search and Booking to rehearse availability-safe search and booking. Keep the exercise's published contract separate from assumptions about Headway's current interview process.
- Set concrete scale, latency, and correctness requirements for availability-safe search and booking.
- Draw ownership boundaries and the data path before choosing components.
- Exercise one overload or dependency failure and explain the recovery path.
- 03
Practice Fixed-Window Rate Limiter Middleware
Use Fixed-Window Rate Limiter Middleware to rehearse shipping a limiter inside a real service. Keep the exercise's published contract separate from assumptions about Headway's current interview process.
- Reduce shipping a limiter inside a real service to a small runnable milestone with a visible contract.
- Implement correctness first, then add the concurrency or durability boundary.
- Run a failure case and record what must remain true after recovery.
02 · Broader technical practice
Practice beyond standalone coding questions.
These public Headway-tagged exercises cover additional technical formats. They are included only when a verified catalog record and a crawlable practice page both exist.
Project codingLast reported Aug 2026
Fixed-Window Rate Limiter Middleware
Add fixed-window rate limiting to a FastAPI/Uvicorn service while preserving its existing endpoint behavior.
Open practiceProject codingLast reported Aug 2026
Repair Insurance Eligibility Status Projection
Repair a patient-list status projection so each insurance record reflects its newest eligibility lookup.
Open practiceSystem designLast reported Jul 2026
Vacation Rental Search and Booking
Design a vacation-rental marketplace that evolves from a one-region startup into a multi-region search and booking platform while keeping discovery fast and inventory correct.
Open practice03 · Evidence boundary
What “Headway interview questions” means here.
It means practicing transferable implementation, testing, and technical reasoning with public catalog assets FastPrep tags to Headway. It does not mean FastPrep has access to the company's assessments or any private interview bank.
Repeated public sightings and last-reported dates can help you prioritize practice, but they cannot predict the questions, format, or platform in a specific interview.
- Only Headway-tagged FastPrep catalog problems appear above.
- Stage labels and report dates remain visible as context.
- No official, private, leaked, or proprietary questions are claimed.
04 · Plain answers
Headway interview practice questions, answered plainly.
This page owns technical-practice intent for Headway. Hiring activity, timelines, and market signals remain on the separate hiring-insights page.
01What evidence supports this Headway interview practice page?
The launch review verified 1 coding exercise, 2 system-design exercises, 2 project-coding exercises (5 total public practice items). The strongest reviewed themes are endpoint and global quota accounting, availability-safe search and booking, shipping a limiter inside a real service. Counts and report labels can change, so use this as a focused practice library and follow your own invitation for the current format, timing, and permitted tools.
02Is FastPrep affiliated with Headway?
No. FastPrep is an independent interview-preparation product and is not affiliated with Headway. The page uses FastPrep's public practice catalog and does not claim official, private, leaked, or proprietary employer questions.
03How are Headway problems assigned to interview stages?
Stage labels come from FastPrep's public problem metadata. A problem can carry more than one reported stage, and hiring processes can change by role, level, location, and date. Treat the labels as preparation context, not a guarantee.
04Which Headway interview stage should I practice first?
Start with the stage named in your invitation or recruiter message. If no stage is known, use the largest available set to build general problem-solving fluency, then rehearse explanation and testing separately.
05Does this page predict the Headway interview process?
No. Public catalog counts, stage tags, and last-reported dates can help prioritize practice, but they cannot predict a specific interview's questions, sequence, timing, or platform.
Your next stage, made concrete
Pick a problem. Solve it end to end.
Start with the stage named in your invitation, then use public evidence as context—not as a promise of what you will be asked.
Open the practice set