Scale Engineer

Software Engineer

Software EngineerLS2Medium to Hard

This interview process is for a Software Engineer position at Pure Storage, specifically for the LS2 level. It is designed to assess a candidate's technical skills, problem-solving abilities, and cultural fit within the company.

Rounds·4

Timeline·~14d

Experience·2 - 5 yrs

Comp band·US$110000 - US$150000

Interview time·195 min

Evaluation

What they measure.

  • Problem-solving skills
  • Algorithmic thinking
  • Data structure knowledge
  • Coding proficiency
  • System design capabilities
  • Scalability and performance considerations
  • Communication skills
  • Teamwork and collaboration
  • Cultural fit
  • Adaptability and learning agility

Preparation

How to prepare.

Tips

  1. Review fundamental data structures (arrays, linked lists, trees, graphs, hash maps) and algorithms (sorting, searching, dynamic programming, graph traversal).
  2. Practice coding problems on platforms like LeetCode, HackerRank, or AlgoExpert, focusing on medium to hard difficulty.
  3. Study system design principles, including scalability, availability, reliability, and common design patterns (e.g., load balancing, caching, databases).
  4. Prepare for behavioral questions using the STAR method (Situation, Task, Action, Result).
  5. Research Pure Storage's products, mission, and values to understand how your skills and experience align.
  6. Understand the LS2 level expectations for a Software Engineer at Pure Storage, which typically involves contributing to design and implementation of features with some guidance.
  7. Be ready to discuss past projects in detail, highlighting your contributions and the impact of your work.
  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 and Algorithms

Weeks 1-2: Data Structures & Algorithms Fundamentals. Practice 2-3 problems/day.

Weeks 1-2: Focus on core data structures and algorithms. Practice problems related to arrays, strings, linked lists, trees, and basic sorting/searching algorithms. Aim for 2-3 problems per day.

Questions

Commonly asked.

  • Given an array of integers, find the contiguous subarray with the largest sum.
  • Design a system to shorten URLs.
  • Explain the difference between a process and a thread.
  • How would you handle a deadlock in a multi-threaded application?
  • Tell me about a time you failed and what you learned from it.
  • Describe a complex system you designed or contributed to.
  • What are the trade-offs between SQL and NoSQL databases?
  • How do you ensure the scalability of your code?
  • What is your experience with cloud computing platforms?
  • Describe a situation where you had to disagree with a technical decision and how you handled it.

Locations

Regional differences.

Fig · Regions — 02 locations

01 / 02

Location

USA

Interview focus

Emphasis on practical application of data structures and algorithms.Strong focus on system design and scalability for US-based roles.Behavioral questions often probe for collaboration and conflict resolution skills.

Common questions

  • Discuss a challenging technical problem you solved in a previous role.
  • How do you approach debugging complex issues?
  • Describe your experience with distributed systems.
  • What are your thoughts on microservices architecture?
  • Tell me about a time you had to work with a difficult teammate.

Tips

  • Be prepared to whiteboard solutions for coding problems.
  • For system design, think about trade-offs and justify your choices.
  • STAR method is highly recommended for behavioral questions.
  • Research Pure Storage's products and values before the interview.

Rounds

Round-by-round.

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

DSA

Coding questions at Pure Storage.

Frequently reported on Pure Storage loops

View all at Pure Storage

Other guides

More at Pure Storage.