Scale Engineer

Expert A

Software Engineer20Hard

This interview process is for a Software Engineer at Level 20, focusing on advanced technical skills and problem-solving abilities. The role requires a deep understanding of software development principles, system design, and the ability to work on complex projects.

Rounds·3

Timeline·~14d

Experience·7 - 10 yrs

Comp band·US$140000 - US$180000

Interview time·165 min

Evaluation

What they measure.

  • Technical proficiency in core programming languages and data structures.
  • Problem-solving skills and analytical thinking.
  • System design capabilities and architectural understanding.
  • Communication and collaboration skills.
  • Leadership potential and initiative.
  • Cultural fit and alignment with Huawei's values.

Preparation

How to prepare.

Tips

  1. Thoroughly review fundamental computer science concepts, including data structures, algorithms, and complexity analysis.
  2. Practice coding problems on platforms like LeetCode, HackerRank, focusing on medium to hard difficulty.
  3. Study system design principles, common architectural patterns (e.g., microservices, event-driven), and scalability techniques.
  4. Prepare to discuss your past projects in detail, highlighting your contributions, challenges, and learnings.
  5. Research Huawei's products, services, and recent technological advancements.
  6. Understand behavioral interview questions and prepare STAR method (Situation, Task, Action, Result) responses.
  7. Familiarize yourself with cloud computing concepts (AWS, Azure, GCP) and containerization technologies (Docker, Kubernetes).
  8. Practice explaining complex technical concepts clearly and concisely.

Study plan

Fig · Study plan — 05 phases

01 / 05
01

Phase 01 of 05

Data Structures & Algorithms

Weeks 1-2: DSA fundamentals and practice (5-10 problems/topic).

Weeks 1-2: Focus on Data Structures and Algorithms. Cover arrays, linked lists, trees, graphs, hash tables, heaps, sorting, searching, dynamic programming, and greedy algorithms. Practice at least 5-10 problems per topic. Aim for a solid understanding of time and space complexity.

Questions

Commonly asked.

  • Design a URL shortening service.
  • Implement a rate limiter.
  • Explain the CAP theorem and its implications.
  • How would you design a distributed cache?
  • Describe a challenging bug you encountered and how you debugged it.
  • Tell me about a time you had to influence a team to adopt a new technology.
  • What are the trade-offs between monolithic and microservices architectures?
  • How do you ensure data consistency in a distributed system?
  • What is your experience with container orchestration (e.g., Kubernetes)?
  • How do you handle large-scale data processing?

Locations

Regional differences.

Fig · Regions — 03 locations

01 / 03

Location

North America

Interview focus

Leadership and team managementStrategic thinking and long-term project visionDeep dive into specific technology stacks relevant to the region's projects

Common questions

  • Discuss a challenging project you led and how you overcame obstacles.
  • How do you ensure code quality and maintainability in large-scale projects?
  • Describe your experience with cloud-native architectures and microservices.
  • What are your strategies for mentoring junior engineers?
  • How do you handle conflicts within a technical team?

Tips

  • Highlight leadership experiences and successful team collaborations.
  • Be prepared to discuss your contributions to open-source projects or significant technical publications.
  • Research Huawei's current strategic initiatives in the region and align your answers accordingly.

Rounds

Round-by-round.

Expand a step for evaluation criteria, sample questions, and prep notes.

DSA

Coding questions at Huawei.

Frequently reported on Huawei loops

View all at Huawei

Other guides

More at Huawei.