# Staff Software Engineer
**Role:** Software Engineer · **Level:** G10
**Company:** [Airbnb](https://scaleengineer.com/companies/airbnb)
**Difficulty:** Hard
**Salary:** US$180000 - US$250000
**Experience:** 8 - 15
**Timeline:** ~21 days
The Staff Software Engineer (G10) interview at Airbnb is a rigorous process designed to assess a candidate's technical depth, leadership capabilities, and alignment with Airbnb's culture and values. It typically involves multiple rounds focusing on system design, coding, problem-solving, and behavioral aspects. Candidates are expected to demonstrate a high level of expertise and the ability to influence technical direction and mentor other engineers.
Canonical: https://scaleengineer.com/interviews/airbnb/g10-software-engineer
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## Overall evaluation

- Technical and Leadership Competencies

## Questions asked

- Design a system to manage Airbnb Experiences bookings.
- How would you design a recommendation engine for Airbnb listings?
- Describe a time you had to deal with a major production incident. What did you learn?
- How do you balance technical debt with feature delivery?
- Tell me about a time you mentored a junior engineer. What was their growth trajectory?
- Design a distributed rate limiter.
- What are the trade-offs between different database technologies for a social graph?
- How would you improve the performance of Airbnb's search functionality?
- Describe a situation where you had to influence a team with a different technical opinion.
- How do you stay updated with new technologies and trends?

## Preparation tips

### lists

- Deeply understand Airbnb's products, business, and technical challenges.
- Review core computer science concepts: data structures, algorithms, operating systems, databases, networking.
- Practice system design extensively, focusing on scalability, availability, and consistency.
- Prepare behavioral stories using the STAR method (Situation, Task, Action, Result) for common leadership and collaboration scenarios.
- Familiarize yourself with distributed systems concepts like consensus, caching, load balancing, and message queues.
- Research Airbnb's engineering blog and tech talks to understand their technology stack and challenges.
- Practice coding problems, especially those involving complex data structures and algorithms.
- Think about how you would mentor and guide other engineers.
- Be prepared to discuss your past projects in detail, highlighting your contributions and impact.

### studyPlan

- {"title":"Data Structures & Algorithms","longDescription":"Weeks 1-2: Focus on core Data Structures and Algorithms. Review arrays, linked lists, trees, graphs, hash maps, heaps, sorting, searching, dynamic programming, and graph traversal algorithms. Practice problems on platforms like LeetCode (Medium/Hard).","shortDescription":"Weeks 1-2: DSA fundamentals and practice (LeetCode Medium/Hard)."}
- {"title":"System Design","longDescription":"Weeks 3-4: Dive deep into System Design. Study concepts like API design, database choices (SQL vs. NoSQL), caching strategies, load balancing, message queues, distributed transactions, CAP theorem, and microservices architecture. Work through common system design problems (e.g., designing Twitter feed, URL shortener, Uber).","shortDescription":"Weeks 3-4: System Design principles and practice."}
- {"title":"Behavioral Preparation","longDescription":"Week 5: Prepare for Behavioral Interviews. Identify key projects and experiences that demonstrate leadership, problem-solving, collaboration, and conflict resolution. Craft compelling stories using the STAR method, aligning them with Airbnb's values.","shortDescription":"Week 5: Behavioral preparation (STAR method) and Airbnb values."}
- {"title":"Company Specifics & Mock Interviews","longDescription":"Week 6: Focus on specific Airbnb technologies and challenges. Read their engineering blog, understand their scaling challenges, and think about how your experience applies. Practice mock interviews covering all aspects.","shortDescription":"Week 6: Airbnb tech focus, mock interviews."}

## Location differences

- {"location":"Global","differences":{"tips":["For US-based interviews, be prepared for in-depth discussions on distributed systems and cloud architecture (AWS, GCP).","Highlight experience with large-scale data processing and real-time systems.","Demonstrate leadership in past projects, focusing on impact and mentorship.","Practice articulating complex technical concepts clearly and concisely.","For international offices (e.g., Dublin, India), there might be a slightly higher emphasis on core data structures and algorithms, alongside system design."],"interviewFocus":["System Design: Emphasis on scalability, reliability, and maintainability of complex distributed systems.","Leadership & Influence: Ability to drive technical initiatives, mentor junior engineers, and influence cross-functional teams.","Problem Solving: Deep dive into complex technical problems and evaluating trade-offs.","Behavioral: Assessing cultural fit, collaboration, and communication skills."],"commonQuestions":["How would you design a distributed caching system for Airbnb's listing service?","Discuss a time you had to influence a team to adopt a new technology. What was the outcome?","Describe a complex technical challenge you faced and how you overcame it.","How do you approach performance optimization in a large-scale system?","Tell me about a time you disagreed with a technical decision made by your manager or team. How did you handle it?"]}}
- {"location":"San Francisco Bay Area","differences":{"tips":["Be ready to discuss specific examples of leading technical projects from conception to deployment.","Emphasize your understanding of Airbnb's business domain and how technology supports it.","Prepare to discuss your experience with A/B testing and data-driven decision-making.","Showcase your ability to mentor and grow other engineers.","Understand Airbnb's core values and how they translate into engineering practices."],"interviewFocus":["System Design: Focus on resilience, fault tolerance, and efficient resource utilization.","Technical Leadership: Ability to set technical direction, unblock teams, and drive best practices.","Collaboration: Effectiveness in working with product, design, and other engineering teams.","Problem Solving: Analytical approach to debugging and optimizing complex systems."],"commonQuestions":["Design a real-time notification system for Airbnb.","How would you handle a sudden surge in traffic to the booking platform?","Describe a situation where you had to make a critical technical decision with incomplete information.","What are your strategies for ensuring code quality and maintainability in a large codebase?","Tell me about a project where you had to collaborate with product managers and designers. What was your role?"]}}

## Round 1: System Design Interview
**Type:** System Design · **Difficulty:** Hard · **Duration:** 60 min
Design a complex distributed system, focusing on scalability and reliability.
This round focuses on your ability to design complex, scalable, and reliable distributed systems. You'll be asked to design a system from scratch, covering aspects like data modeling, API design, component interactions, scalability considerations, and fault tolerance. Expect to discuss trade-offs and justify your design decisions.
**Interviewers look for:** Ability to design robust, scalable, and maintainable distributed systems.; Deep understanding of system design principles and patterns.; Clear articulation of design choices and trade-offs.; Proactive identification of potential issues and solutions.
**Evaluation criteria:** System Design: Scalability, reliability, maintainability, trade-off analysis.; Problem Solving: Approach to complex problems, creativity, efficiency.; Communication: Clarity, structure, ability to explain complex ideas.
**Common rejection reasons:** Inability to articulate system design trade-offs.; Lack of depth in specific technical areas.; Poor communication of thought process.; Failure to demonstrate leadership or mentorship potential.; Not aligning with Airbnb's core values.
## Questions

- Design a system to handle real-time notifications for Airbnb.
- Design the backend for Airbnb's search functionality.

## Preparation tips

- Practice designing common large-scale systems.
- Understand distributed systems concepts thoroughly.
- Be prepared to draw diagrams and explain your thought process clearly.

## Round 2: Coding and Algorithms Interview
**Type:** Data Structures and Algorithms Interview · **Difficulty:** Hard · **Duration:** 60 min
Solve coding problems using data structures and algorithms, focusing on efficiency and correctness.
This round assesses your coding skills and problem-solving abilities. You will be given one or two coding problems that require a good understanding of data structures and algorithms. The focus is on writing correct, efficient, and well-documented code, and being able to explain your approach and complexity.
**Interviewers look for:** Ability to write clean, well-structured, and efficient code.; Strong understanding of algorithms and data structures.; Skill in identifying and handling edge cases.; Clear communication of coding approach and logic.
**Evaluation criteria:** Coding Proficiency: Clean, efficient, and correct code.; Problem Solving: Algorithmic thinking, approach to breaking down problems.; Data Structures: Appropriate use of data structures.; Complexity Analysis: Understanding of time and space complexity.
**Common rejection reasons:** Inefficient or incorrect code.; Inability to explain code logic.; Poor handling of edge cases.; Difficulty translating requirements into code.; Lack of understanding of time and space complexity.
## Questions

- Given a list of user check-ins, find the most popular locations visited by users who have visited a specific location.
- Implement a function to find the k-th largest element in an unsorted array.

## Preparation tips

- Practice coding problems on platforms like LeetCode, HackerRank.
- Focus on optimal solutions and complexity analysis.
- Be prepared to write code in a shared editor and explain your thinking process.

## Round 3: Behavioral and Leadership Interview
**Type:** Behavioral and Leadership Interview · **Difficulty:** Medium · **Duration:** 45 min
Discuss past experiences related to leadership, collaboration, and problem-solving.
This round focuses on your behavioral and leadership competencies. You'll be asked questions about your past experiences, focusing on how you've handled challenges, led projects, collaborated with others, and demonstrated leadership. Use the STAR method to structure your answers.
**Interviewers look for:** Evidence of technical leadership and mentorship.; Strong collaboration and communication skills.; Ability to handle ambiguity and drive results.; Alignment with Airbnb's culture and values.
**Evaluation criteria:** Leadership: Ability to influence, mentor, and drive technical direction.; Collaboration: Teamwork, communication, conflict resolution.; Problem Solving: Approach to challenges and learning from mistakes.; Cultural Fit: Alignment with Airbnb's values and mission.
**Common rejection reasons:** Lack of leadership or initiative.; Difficulty collaborating or influencing others.; Inability to provide specific examples of past experiences.; Poor alignment with company culture and values.; Defensiveness when discussing failures or disagreements.
## Questions

- Tell me about a time you had to lead a project with significant technical challenges.
- Describe a situation where you disagreed with a technical decision. How did you handle it?
- How have you mentored junior engineers in the past?

## Preparation tips

- Prepare specific examples using the STAR method.
- Understand Airbnb's core values and how your experiences align.
- Be ready to discuss your career goals and motivations.

## Round 4: Architecture and Strategic Thinking Interview
**Type:** Architecture & Scalability / Hiring Manager Interview · **Difficulty:** Hard · **Duration:** 60 min
Discuss strategic technical vision, architectural decisions, and leadership impact.
This is often the final technical round, focusing on your strategic thinking, architectural vision, and ability to influence technical direction at a higher level. You might discuss past architectural decisions, future technology roadmaps, and how you would lead a team or organization through complex technical challenges.
**Interviewers look for:** Ability to think strategically about technology and its impact on the business.; Experience in defining and evolving system architecture.; Capacity to influence technical direction and drive consensus.; Proactive approach to identifying and solving complex, ambiguous problems.
**Evaluation criteria:** Strategic Thinking: Ability to think long-term and align technology with business goals.; Architectural Vision: Understanding of high-level system architecture and its evolution.; Impact and Influence: Driving technical direction and influencing stakeholders.; Problem Solving: Tackling ambiguous and complex challenges.
**Common rejection reasons:** Lack of strategic thinking.; Inability to connect technical decisions to business impact.; Poor understanding of architectural trade-offs at scale.; Difficulty in driving consensus among senior stakeholders.; Not demonstrating a forward-looking perspective.
## Questions

- How would you evolve Airbnb's platform architecture over the next 3-5 years?
- Describe a time you had to make a significant technical trade-off that had long-term consequences.

## Preparation tips

- Think about the long-term technical vision for products or systems.
- Be prepared to discuss your experience in influencing technical strategy.
- Consider how technology decisions impact business outcomes.