Scale Engineer

Software Engineer

Software EngineerSoftware Engineer 1Medium

SoFi is looking for a Software Engineer 1 to join our dynamic team. This role involves designing, developing, and maintaining high-quality software solutions that drive our innovative financial products. You will collaborate with cross-functional teams to deliver scalable and robust applications.

Rounds·3

Timeline·~14d

Experience·0 - 2 yrs

Comp band·US$85000 - US$110000

Interview time·150 min

Evaluation

What they measure.

  • Problem-solving skills
  • Technical proficiency
  • Coding ability
  • Understanding of data structures and algorithms
  • System design thinking

Preparation

How to prepare.

Tips

  1. Review fundamental computer science concepts, including data structures and algorithms.
  2. Practice coding problems on platforms like LeetCode, HackerRank, or Coderbyte.
  3. Understand object-oriented programming principles.
  4. Familiarize yourself with common software design patterns.
  5. Prepare to discuss your past projects and experiences in detail, focusing on your contributions and learnings.
  6. Research SoFi's mission, values, and recent news.
  7. Prepare questions to ask the interviewer about the role, team, and company culture.

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 implementations and complexity analysis.

Weeks 1-2: Focus on core data structures (arrays, linked lists, stacks, queues, trees, graphs, hash tables) and their common algorithms (sorting, searching, graph traversal). Practice implementing these from scratch and analyze their time and space complexity.

Questions

Commonly asked.

  • Write a function to reverse a linked list.
  • Explain the difference between a process and a thread.
  • Describe a situation where you had to deal with a difficult stakeholder.
  • How would you design a URL shortening service?
  • What are the principles of object-oriented programming?
  • Tell me about a time you failed and what you learned from it.
  • How do you approach debugging a complex issue?
  • What is Big O notation and why is it important?
  • Design a system to handle real-time notifications.
  • How do you stay updated with new technologies?

Locations

Regional differences.

Fig · Regions — 02 locations

01 / 02

Location

Remote

Interview focus

Understanding of local market trends and customer needs.Familiarity with regional compliance and regulatory requirements.Ability to collaborate effectively with local stakeholders.

Common questions

  • Tell me about a challenging project you worked on at SoFi.
  • How do you handle conflicting priorities within a team?
  • Describe a time you had to adapt to a new technology or framework.

Tips

  • Research SoFi's presence and impact in the specific region.
  • Be prepared to discuss how your skills align with local business objectives.
  • Highlight any experience working with diverse teams or in a global context.

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 technical abilities. You will be asked to solve coding problems, typically involving data structures and algorithms. The interviewer will assess your problem-solving approach, coding proficiency, and ability to explain your thought process and the efficiency of your solution.

What they look for

Strong problem-solving skillsProficiency in at least one programming languageUnderstanding of data structures and algorithmsAbility to write clean, maintainable code

Evaluation

  • Correctness of the solution
  • Efficiency of the solution (time and space complexity)
  • Code clarity and readability
  • Ability to explain the approach and trade-offs

Sample questions

  • Given an array of integers, return indices of the two numbers such that they add up to a specific target.

    ArrayHash TableTwo PointersAlgorithm

  • Implement a function to check if a binary tree is a valid Binary Search Tree.

    TreeDepth-First SearchBinary Search TreeRecursion

  • Find the kth smallest element in a sorted matrix.

    MatrixHeapBinary Search

Prep for this round

  1. 01Practice coding problems regularly.
  2. 02Understand the time and space complexity of your solutions.
  3. 03Be prepared to write code on a whiteboard or in a shared editor.
  4. 04Think out loud and communicate your approach to the interviewer.

Common rejection reasons

  • ×Inability to articulate thought process clearly.
  • ×Poorly written or inefficient code.
  • ×Lack of understanding of fundamental data structures and algorithms.
  • ×Failure to consider edge cases or test thoroughly.

DSA

Coding questions at SoFi.

Frequently reported on SoFi loops

View all at SoFi

Other guides

More at SoFi.