Dunzo Coding Questions
Curated coding problems for Dunzo OA.
Dunzo Preparation Guide 2025-2026 | Complete Placement Strategy
Complete preparation guide for Dunzo placement 2025-2026. Step-by-step study plan, topic-wise strategy, exam pattern analysis, and tips from selected candidates.
Dunzo Preparation Guide — Exam Name & Pattern
Section titled “Dunzo Preparation Guide — Exam Name & Pattern”Dunzo’s process is built around an Online Assessment (OA) of 90 minutes with 2–3 medium to hard coding problems (arrays, strings, DP, graphs; sometimes with logistics/delivery context), followed by Technical 1 (DSA/coding), Technical 2 (system design for logistics and real-time systems), Managerial (behavioral + impact), and HR. Preferred languages: Python, Java, JavaScript. Allocate ~40% time to DSA, ~30% to coding practice, ~20% to system design (logistics, delivery, real-time), and ~10% to behavioral and company prep.
Key Topics (Based on Actual Dunzo Exam Pattern)
Section titled “Key Topics (Based on Actual Dunzo Exam Pattern)”| Area | Topics to Cover |
|---|---|
| DSA & Coding | Arrays, strings, hash maps; trees and graphs (BFS, DFS, shortest path); DP and greedy; interval scheduling, optimization |
| System Design (Logistics) | Delivery assignment (proximity, capacity); real-time tracking and ETA; route optimization; geospatial indexing; message queues and scaling |
| Technical | Projects (APIs, DB, scalability); OOP, DB basics; clean code and edge cases |
| Behavioral | Problem-solving under pressure, ownership, “Why Dunzo?” and “Why logistics tech?” |
Week-by-Week Preparation Plan
Section titled “Week-by-Week Preparation Plan”| Week | Focus | Actions |
|---|---|---|
| 1–2 | DSA core | Arrays, strings, trees, graphs; 5–8 problems/day; one 90-min mock OA |
| 3 | DP, greedy, intervals | Medium problems; practice interval scheduling and assignment-style problems |
| 4 | System design (logistics) | Design: delivery assignment, real-time tracking, route optimization; scaling and queues |
| 5 | Coding mocks + behavioral | 2–3 full OAs; STAR stories; “Why Dunzo?” and project impact |
| 6 | Revision + interview mocks | Weak areas; mock technical (coding + design); HR and company research |
Company-Specific Tips for Dunzo
Section titled “Company-Specific Tips for Dunzo”- Logistics angle: Relate problems to delivery, routes, time windows, or partner assignment where natural.
- System design: Practice delivery assignment, real-time tracking, ETA updates, and scaling under surge.
- Real-time: Be comfortable discussing WebSockets, polling, DB for locations, and geospatial queries.
- Projects: Have one project you can explain with scalability and trade-offs (e-commerce/logistics helps).
Salary as Motivation (Freshers, 2025–2026)
Section titled “Salary as Motivation (Freshers, 2025–2026)”| Role | Typical package (LPA) |
|---|---|
| Software Engineer | ₹12–18 LPA |
| Senior Software Engineer (1–2 yr) | ₹20–25 LPA |
Use this as motivation to invest in DSA and system design for logistics.
Related Resources
Section titled “Related Resources”Dunzo Interview Experience
Real round-wise experiences and questions.
Dunzo 2024 Papers
Previous year papers and pattern.
Dunzo 2025 Papers
Latest papers and solutions.
Dunzo HR Interview Questions
HR questions and sample answers.
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Last updated: February 2026