This interview process is designed to assess candidates for a Middle Software Engineer position at Revolut. It evaluates technical skills, problem-solving abilities, cultural fit, and experience relevant to the role.
Rounds·3
Timeline·~14d
Experience·3 - 5 yrs
Comp band·US$80000 - US$120000
Interview time·135 min
Evaluation
What they measure.
Problem-solving skills
Algorithmic thinking
Data structure knowledge
Code quality and efficiency
System design and architecture
Scalability and performance considerations
Understanding of distributed systems
Communication skills
Teamwork and collaboration
Adaptability and learning agility
Cultural fit with Revolut's values
Preparation
How to prepare.
Tips
01Review fundamental data structures and algorithms.
02Practice coding problems on platforms like LeetCode or HackerRank.
03Study common system design concepts and patterns.
04Prepare examples for behavioral questions using the STAR method.
05Research Revolut's products, values, and recent news.
06Understand the technologies commonly used at Revolut (e.g., Java, Python, Go, microservices, cloud platforms).
Study plan
Fig · Study plan — 04 phases
01 / 04
01
Phase 01 of 04
Data Structures and Algorithms
Weeks 1-2: Data Structures & Algorithms fundamentals. Practice coding.
Weeks 1-2: Focus on core data structures (Arrays, Linked Lists, Stacks, Queues, Trees, Graphs, Hash Tables) and algorithms (Sorting, Searching, Dynamic Programming, Greedy Algorithms). Practice implementing these and analyzing their time/space complexity.
02
Phase 02 of 04
System Design
Weeks 3-4: System Design principles and patterns. Study scalability.
Weeks 3-4: Dive into system design principles. Cover topics like API design, database choices, caching strategies, load balancing, message queues, and microservices architecture. Study common design patterns and trade-offs.
03
Phase 03 of 04
Behavioral Preparation
Week 5: Behavioral questions preparation. Use STAR method.
Week 5: Prepare for behavioral interviews. Reflect on past experiences related to teamwork, problem-solving, leadership, and handling challenges. Use the STAR method (Situation, Task, Action, Result) to structure your answers.
04
Phase 04 of 04
Company Research
Week 6: Company research and question preparation.
Week 6: Research Revolut thoroughly. Understand its business model, products, company culture, and recent achievements. Prepare questions to ask the interviewer about the role and the company.
Questions
Commonly asked.
Write a function to find the kth largest element in an unsorted array.
Design a system to handle real-time notifications for a social media platform.
Tell me about a time you had to deal with a production issue. What was your approach?
How would you design a rate limiter for an API?
What are the differences between SQL and NoSQL databases?
Describe your experience with unit testing and integration testing.
Locations
Regional differences.
Fig · Regions — 02 locations
01 / 02
Location
London
Interview focus
Emphasis on practical application of data structures and algorithms.Assessment of system design capabilities for scalable applications.Evaluation of collaboration and communication skills within a team.
Common questions
How would you design a URL shortener service?
Describe a challenging technical problem you solved recently.
Tell me about a time you disagreed with a team member and how you resolved it.
Tips
Be prepared to discuss specific projects and your contributions.
Familiarize yourself with common system design patterns.
Practice explaining your thought process clearly and concisely.
Location
Berlin
Interview focus
Deeper dive into cloud technologies and infrastructure.Focus on performance optimization and scalability challenges.Assessment of code quality and best practices.
Common questions
How would you optimize a database query for performance?
Discuss your experience with cloud platforms like AWS or Azure.
How do you approach code reviews?
Tips
Highlight any experience with distributed systems.
Be ready to discuss trade-offs in different technical solutions.
Showcase your understanding of CI/CD pipelines.
Rounds
Round-by-round.
Expand a step for evaluation criteria, sample questions, and prep notes.
Med
Technical Interview (Coding) · 45 min · Software Engineer
This round focuses on your core programming skills. You will be asked to solve one or two coding problems, typically involving data structures and algorithms. The interviewer will assess your ability to understand the problem, devise an efficient solution, write clean and correct code, and explain your thought process.
What they look for
Logical thinkingAbility to translate requirements into codeUnderstanding of fundamental data structures and algorithms
Evaluation
Correctness of the solution
Efficiency of the solution (time and space complexity)
Clarity and readability of the code
Problem-solving approach
Sample questions
Given a binary tree, invert the tree.
Data StructuresAlgorithmsTrees
Find the first non-repeating character in a string.
Data StructuresAlgorithmsStringsHash Tables
Prep for this round
01Practice coding on a whiteboard or a shared editor.
02Think out loud and explain your approach before coding.
03Test your code with edge cases.
04Be prepared to discuss time and space complexity.
Common rejection reasons
×Inability to articulate thought process clearly.
×Incorrect or inefficient algorithmic solutions.
×Poor coding practices (e.g., lack of comments, poor variable naming).
In this round, you will be asked to design a scalable system or a component of a larger system. This could involve designing a social media feed, a URL shortener, a chat application, or a distributed key-value store. The focus is on your ability to think about high-level architecture, identify bottlenecks, and propose solutions that are scalable, reliable, and maintainable.
What they look for
Ability to design complex systemsUnderstanding of distributed systems conceptsKnowledge of various technologies and their applicationsPragmatic approach to problem-solving
Evaluation
Scalability of the proposed design
Robustness and fault tolerance
Clarity and completeness of the design
Trade-off analysis
Sample questions
Design a system like Twitter's news feed.
System DesignScalabilityDatabasesAPIs
Design a distributed cache.
System DesignDistributed SystemsCachingNetworking
Prep for this round
01Study common system design interview questions and patterns.
02Practice drawing system diagrams.
03Be prepared to discuss different database choices, caching strategies, and load balancing techniques.
04Consider the trade-offs of your design decisions.
Common rejection reasons
×Lack of understanding of system design principles.
×Inability to handle scale and performance requirements.
×Poor trade-off analysis.
×Not considering edge cases or failure scenarios.
Easy
Behavioral Interview · 30 min · Hiring Manager / Team Lead
This round assesses your behavioral competencies and cultural fit with Revolut. You'll be asked questions about your past experiences, how you handle certain situations, your motivations, and your career aspirations. The interviewer wants to understand how you work in a team, how you approach challenges, and whether you align with Revolut's values.
What they look for
Enthusiasm for RevolutAlignment with company valuesGood communication and interpersonal skillsSelf-awareness and ability to reflect on past experiences
Evaluation
Cultural fit
Motivation for the role and company
Teamwork and collaboration skills
Communication clarity
Sample questions
Tell me about a time you failed and what you learned from it.
BehavioralLearningResilience
How do you handle constructive criticism?
BehavioralCommunicationGrowth Mindset
Why are you interested in Revolut?
MotivationCompany Fit
Prep for this round
01Prepare specific examples using the STAR method.
02Research Revolut's company culture and values.
03Be honest and authentic in your responses.
04Ask thoughtful questions about the team and the role.
Common rejection reasons
×Poor communication or interpersonal skills.
×Lack of alignment with company values.
×Inability to provide specific examples of past experiences.