System designLast seen Oct 2026
Design a Continuous Table Merge into NoSQL
Merge two independently changing hundred-million-row sources into one queryable NoSQL projection without losing snapshot or CDC updates.
Open practiceTekion interview practice
Tekion Coding Interview Questions and Design Practice Start with verified evidence.
Practice from 15 Tekion-tagged public coding problems, organized only by the stage, topic, difficulty, and recency metadata FastPrep can verify. The broader public catalog also includes 7 system-design exercises, 5 low-level-design exercises.
- Catalog
- 27 public practice assets (15 coding)
- Start here
- Use the stage named in your invitation
- Evidence
- OA · Phone · Onsite metadata, shown in context
OA practice path
Online Assessment
Build a timed implementation rhythm from prompt to edge cases. Problems are ranked by repeated public catalog sightings.
| Company | Problem | Difficulty | Public evidence | Action |
|---|---|---|---|---|
TETekion | Longest Balanced Substring After One SwapStringPrefix Sum | Medium | 1 public reportLast reported Jul 2026 | Practice |
Phone practice path
Phone Screen
Practice solving while explaining assumptions, tradeoffs, and complexity. Problems are ranked by repeated public catalog sightings.
7 Tekion-tagged Phone Screen problems available.
| Company | Problem | Difficulty | Public evidence | Action |
|---|---|---|---|---|
TETekion | Coin Game From The EndsDynamic ProgrammingArray | Medium | 2 public reportsLast reported Sep 2026 | Practice |
TETekion | Open Lockers After Toggle PassesMath | Easy | 2 public reportsLast reported Sep 2026 | Practice |
TETekion | Maximum Concurrent Active LoansArraySorting | Medium | 2 public reportsLast reported Aug 2026 | Practice |
TETekion | Maximum Profit with at Most K TransactionsArrayDynamic Programming | Hard | 2 public reportsLast reported Aug 2026 | Practice |
TETekion | Peak Resource Usage Across Weighted IntervalsArraySorting | Medium | 1 public reportLast reported Sep 2026 | Practice |
TETekion | Dungeon GameDynamic ProgrammingMatrix | Hard | 1 public reportLast reported Sep 2026 | Practice |
TETekion | IPOArraySorting | Hard | 1 public reportLast reported Sep 2026 | Practice |
Onsite practice path
Onsite
Practice complete solutions and defend the choices behind them. Problems are ranked by repeated public catalog sightings.
| Company | Problem | Difficulty | Public evidence | Action |
|---|---|---|---|---|
TETekion | Koko Eating BananasArrayBinary Search | Medium | 2 public reportsLast reported Sep 2026 | Practice |
TETekion | Largest Rectangle in HistogramArrayStack | Hard | 1 public reportLast reported Sep 2026 | Practice |
TETekion | Next Greater Element to the RightArrayStack | Medium | 1 public reportLast reported Sep 2026 | Practice |
TETekion | Maximum Sum of a Unique-Element SubarrayArrayHash Table | Medium | 1 public reportLast reported Jul 2026 | Practice |
TETekion | Number of IslandsMatrixGraph | Medium | 1 public reportLast reported Jul 2026 | Practice |
TETekion | Minimum Size Subarray Sum With NegativesArrayPrefix Sum | Hard | 1 public reportLast reported Jul 2026 | Practice |
TETekion | Set Matrix ZeroesArrayMatrix | Medium | 1 public reportLast reported Jul 2026 | Practice |
01 · Preparation plan
Know when a sliding window stops being valid.
Tekion's public set offers a useful contrast between interval concurrency and two different subarray problems. A familiar window technique can work under one set of value constraints and fail under another. Use that contrast to practice algorithm selection rather than memorizing one pattern for every array task. This is a suggested practice sequence, not the employer's interview process. Your invitation and recruiter guidance remain the source of truth.
- 01
Count simultaneous active intervals
Use active loans to define when an interval starts and stops contributing. Equal-time events need a consistent ordering.
- Clarify whether an ending loan is still active.
- Test several starts and ends at one time.
- Verify the peak with a hand-worked timeline.
- 02
Maintain uniqueness and an aggregate together
The unique-element subarray exercise requires tracking both membership and sum. Removing a duplicate must update all associated state consistently.
- Test repeated values far apart.
- Follow the allowed value-range assumptions.
- Keep the best completed window separately.
- 03
Handle negative values with stronger state
The minimum-size sum problem with negatives is a useful counterexample to naive window shrinking. Derive a prefix-sum relation and explain any monotonic deque.
- Construct a case where a sum decreases after expansion.
- State the deque's dominance invariant.
- Test no qualifying subarray.
02 · Broader technical practice
Practice beyond standalone coding questions.
These public Tekion-tagged exercises cover additional technical formats. They are included only when a verified catalog record and a crawlable practice page both exist.
Low-level designLast seen Oct 2026
Design a Workflow Orchestrator Domain
Model versioned workflow definitions, dependency-aware runs, task attempts, retries, cancellation, and resumable state.
Open practiceSystem designLast seen Sep 2026
Design a Durable Agent Workflow Runtime
Design crash-resilient agent runs with isolated tools, approval pauses, bounded branches and loops, live observation, and quota-aware fan-out.
Open practiceSystem designLast seen Sep 2026
Design a Persistent Multi-Thread AI Chat
Let an authenticated user start a new chat or reopen a previous thread and stream the next assistant reply from durable history.
Open practiceSystem designLast seen Sep 2026
Design an Agent Evaluation Platform
Design a reusable platform that measures agent quality from online feedback and reproducible offline evaluations without coupling teams to one agent implementation.
Open practiceSystem designLast seen Sep 2026
Design an Online Ordering Platform
Design restaurant discovery, menu management, ordering, payment, courier assignment, delivery tracking, and notification flows.
Open practiceLow-level designLast seen Sep 2026
Design a Configurable Logging Framework
Design a thread-safe, extensible in-process logging framework with levels, formatting, console and file output, runtime configuration, and optional asynchronous delivery.
Open practiceLow-level designLast seen Sep 2026
Design an In-Memory Publish-Subscribe Library
Model one application-scoped event manager, token-based subscriptions, snapshot delivery, and truthful per-callback outcomes.
Open practiceLow-level designLast seen Sep 2026
Design and Implement a TTL Cache Library
Design a small in-memory cache library whose entries expire predictably after a caller-supplied time to live.
Open practiceSystem designLast seen Sep 2026
Design a Resilient Multi-Table ETL Pipeline
Build an event-driven ETL pipeline for large tables with different update cadences, auditable backfills, and bounded reconciliation.
Open practiceLow-level designLast seen Sep 2026
Design an Inventory Stock Control Domain
Model a physical-inventory domain that receives stock, reserves it safely, releases or fulfills reservations, and exposes current availability.
Open practiceSystem designLast seen Jul 2026
Design a Car Service-Center Booking System
Design a highly available service that lets drivers discover nearby service centers, view availability, and reserve a service slot without double-booking.
Open practice03 · Evidence boundary
What “Tekion interview questions” means here.
It means practicing transferable implementation, testing, and technical reasoning with public catalog assets FastPrep tags to Tekion. 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 Tekion-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
Tekion interview practice questions, answered plainly.
This page owns technical-practice intent for Tekion. Hiring activity, timelines, and market signals remain on the separate hiring-insights page.
01Why are two different subarray exercises in the Tekion plan?
They expose different constraints. Uniqueness can support a moving window, while negative values can invalidate assumptions used by ordinary sum-based windows. Comparing the two is a preparation exercise in choosing algorithms from evidence, not a prediction about Tekion's current interview questions.
02Is FastPrep affiliated with Tekion?
No. FastPrep is an independent interview-preparation product and is not affiliated with Tekion. The page uses FastPrep's public practice catalog and does not claim official, private, leaked, or proprietary employer questions.
03How are Tekion 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 Tekion 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 Tekion 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