Type · Data Structures
Given a list of product IDs and their corresponding sales counts for a specific day, design a data structure that can efficiently retrieve the top K selling products. Assume K can vary.
How to Pass the SURI Software Engineer Interview in 2026
Growth · Software Engineer Interview Guide
Sign up to see ATSHeadquartered in United KingdomInterview language: English
The SURI DNA (TL;DR)
SURI's final behavioral round often probes how candidates approach integrating new features with existing platforms like Shopify or managing user data via Local Storage, seeking practical experience over theoretical knowledge.
The SURI Interview Loop
Your onsite loop will typically consist of 5 rounds.
- 1
Round 1
Recruiter ScreenMotivation, role fit, logistics. - 2
Round 2
Coding ScreenLeetCode-medium algorithmic problems under time pressure. - 3
Round 3
System DesignDistributed systems, trade-offs at scale, architecture under constraints. - 4
Round 4
Onsite CodingLeetCode-hard problems, reasoning about defects, code clarity, edge cases. - 5
Round 5
Behavioral / LeadershipPast evidence of ownership, influence, resolving conflict.
The Danger Zone: Top Reasons Candidates Fail
Based on our database of SURI interview outcomes, avoid these common traps:
- Focusing only on personal career goals without connecting them to SURI's mission.
- Poorly normalizing data, leading to redundancy and update anomalies.
- Ignoring the need for asynchronous processing and message queues.
- Failing to handle duplicate product IDs or edge cases like an empty sales list.
Test Yourself: Real SURI Questions
Three real prompts pulled from our database.
Type · String Manipulation
Implement a function that takes a list of product descriptions (strings) and returns a list of unique keywords. Keywords are defined as words longer than 3 characters, not containing numbers, and not being common English stop words (e.g., 'the', 'a', 'is').
Type · Algorithmic Problem
Imagine SURI's recommendation engine. Given a user's purchase history and a catalog of products, write a function to recommend N similar products. Similarity can be defined by co-purchase patterns (products frequently bought together).
+ many more questions, signals, and worked examples
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SURI Interview Question Bank
A sample from our database, grouped by round. Sign up to see the full set.
9 of 13 questions shown
1
Recruiter Screen
1- 1
Type · Motivation
Why are you interested in working at SURI, and what specifically about our retail business and growth challenges excites you as a Software Engineer?
2
Coding Screen
3- 2
Type · Data Structures
Given a list of product IDs and their corresponding sales counts for a specific day, design a data structure that can efficiently retrieve the top K selling products. Assume K can vary. - 3
Type · Algorithms
SURI wants to optimize inventory placement in its warehouses. You are given a list of product SKUs and their current warehouse locations. Design an algorithm to find the minimum number of warehouse transfers needed to group all identical SKUs within the same warehouse, minimizing total travel distance (assume distance is Manhattan distance between warehouses). - + 1 more questions in this round (sign up to unlock)
3
System Design
3- 4
Type · API Design
Design an API for SURI's real-time inventory tracking system. The API should allow mobile apps and web clients to query stock levels for specific products across different store locations, and potentially receive notifications for low-stock items. - 5
Type · Database Design
Design the database schema for SURI's product catalog. Consider products, categories, attributes (like size, color), pricing, and relationships between them. How would you handle internationalization (different languages, currencies)? - + 1 more questions in this round (sign up to unlock)
4
Onsite Coding
3- 6
Type · Algorithmic Problem
Imagine SURI's recommendation engine. Given a user's purchase history and a catalog of products, write a function to recommend N similar products. Similarity can be defined by co-purchase patterns (products frequently bought together). - 7
Type · Debugging
A customer reports that their order total is sometimes calculated incorrectly on the checkout page. The backend service uses a complex pricing engine involving discounts, taxes, and promotions. Debug this issue. - + 1 more questions in this round (sign up to unlock)
5
Behavioral / Leadership
3- 8
Type · Conflict Resolution
We often need to balance Shopify app performance with the feature requests from our marketing team. Describe a time when you had to push back on a requested feature because it would have negatively impacted our site's Core Web Vitals. How did you communicate the technical trade-offs to non-technical stakeholders? - 9
Type · Ownership
Our checkout flow relies on complex client-side state management. Tell me about a time you identified a subtle data inconsistency in how we persist user cart data via Local Storage or session state. How did you investigate the root cause and ensure the fix was robust across different browser environments? - + 1 more questions in this round (sign up to unlock)
Unlock all 13 SURI questions, free
No credit card. Every question with its framework, the grading signals interviewers score against, and a worked answer for each.
Interview tracks at SURI
How SURI's DNA translates across functions. Pick your role.
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Practice SURI interviews end-to-end
SURI Mock Interview
Run a live mock interview with our AI interviewer using SURI-style prompts. Get scored on structure, signal, and answer length - exactly how the real loop grades you.
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STAR Stories for SURI Behavioral Rounds
Build a Story Bank of your past wins, mapped to the leadership signals SURI interviewers grade on. Reuse them across every behavioral round.
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SURI Interview Prep Hub
The frameworks behind every SURI round: CIRCLES for product sense, hypothesis-driven debugging for analytical, STAR for behavioral. Learn each one in 10 minutes.
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Interview Frameworks
CIRCLES, STAR, AARRR, RICE, MECE. The exact frameworks that make SURI interviewers nod instead of frown. Step-by-step playbooks with the moves and the pitfalls.
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Sample answers
What a strong answer to these SURI interview questions shows.
Given a list of product IDs and their corresponding sales counts for a specific day, design a data structure that can efficiently retrieve the top K selling products. Assume K can vary.
A strong answer shows: Efficient data structure design; Understanding of time-space complexity; Heap or priority queue implementation.
Implement a function that takes a list of product descriptions (strings) and returns a list of unique keywords. Keywords are defined as words longer than 3 characters, not containing numbers, and not being common English stop words (e.g., 'the', 'a', 'is').
A strong answer shows: String processing proficiency; Handling edge cases (punctuation, case); Efficient keyword extraction.
Frequently asked questions
How long does the SURI interview process take?
Most candidates spend between 4 and 8 weeks from recruiter screen to offer. The onsite loop itself runs in a single day or is split across two half-days, with debrief and offer typically within 5 business days after.
How should I prepare specifically for SURI?
Focus on three things: (1) the company DNA shown above - what they actually grade for, (2) the rounds in your loop, especially the round most candidates underestimate, and (3) drilling on the question types in this guide using a structured framework like CIRCLES or STAR.
Does this apply to engineering or design roles at SURI?
The DNA stays the same - what changes is the round mix. SWE candidates face coding screens instead of Product Sense; designers face portfolio reviews and design exercises. The "what they value" and behavioral signals carry across all functions.
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