# Software Engineer
**Role:** Software Engineer · **Level:** Software Engineer I
**Company:** [Avalara](https://scaleengineer.com/companies/avalara)
**Difficulty:** Medium
**Salary:** US$75000 - US$95000
**Experience:** 0 - 2
**Timeline:** ~14 days
The Software Engineer I interview process at Avalara is designed to assess a candidate's foundational technical skills, problem-solving abilities, and cultural fit within the company. It typically involves multiple rounds, starting with an initial screening and progressing to more in-depth technical and behavioral assessments.
Canonical: https://scaleengineer.com/interviews/avalara/software-engineer-i-software-engineer
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## Overall evaluation

- Technical Skills
- Behavioral and Cultural Fit
- Foundational Knowledge

## Questions asked

- Write a function to reverse a linked list.
- Given an array of integers, find the two numbers that add up to a specific target.
- Explain the difference between a process and a thread.
- Describe a situation where you had to debug a complex issue. How did you approach it?
- How would you design a URL shortener?
- What are your strengths and weaknesses?
- Why are you interested in Avalara?
- Tell me about a time you failed and what you learned from it.

## Preparation tips

### lists

- Review fundamental computer science concepts, including data structures (arrays, linked lists, trees, graphs, hash maps) and algorithms (sorting, searching, graph traversal).
- Practice coding problems on platforms like LeetCode, HackerRank, or similar sites, focusing on medium-difficulty problems.
- Understand object-oriented programming (OOP) principles and design patterns.
- Brush up on your chosen programming language's syntax, standard libraries, and best practices.
- Prepare to discuss your past projects in detail, focusing on your contributions, challenges, and learnings.
- Research Avalara's mission, values, products, and recent news to understand the company's context.
- Prepare answers to common behavioral questions using the STAR method (Situation, Task, Action, Result).
- Think about questions you want to ask the interviewer about the role, team, and company culture.

### studyPlan

- {"title":"Data Structures and Algorithms Fundamentals","longDescription":"Weeks 1-2: Focus on core data structures like arrays, linked lists, stacks, queues, trees (binary trees, BSTs), and hash maps. Practice implementing them and solving problems involving their efficient use. Cover basic algorithms like sorting (bubble, insertion, merge, quick) and searching (binary search).","shortDescription":"Weeks 1-2: Data Structures (Arrays, Linked Lists, Trees, Hash Maps) & Basic Algorithms (Sorting, Searching)."}
- {"title":"Advanced Algorithms and Object-Oriented Design","longDescription":"Weeks 3-4: Dive deeper into algorithms, including graph traversal (BFS, DFS), dynamic programming, and greedy algorithms. Practice problems that require optimizing time and space complexity. Also, review Object-Oriented Programming (OOP) concepts and common design patterns.","shortDescription":"Weeks 3-4: Advanced Algorithms (Graphs, DP, Greedy) & OOP/Design Patterns."}
- {"title":"Behavioral Preparation and Company Research","longDescription":"Week 5: Focus on behavioral preparation. Use the STAR method to craft compelling stories for common questions related to teamwork, problem-solving, handling failure, and leadership. Research Avalara's company culture and values to align your answers.","shortDescription":"Week 5: Behavioral Interview Preparation (STAR Method) & Company Research."}
- {"title":"Mock Interviews and Final Preparation","longDescription":"Week 6: Practice mock interviews, both technical and behavioral. Refine your explanations for coding problems and behavioral scenarios. Prepare thoughtful questions to ask the interviewers.","shortDescription":"Week 6: Mock Interviews & Question Preparation."}

## Location differences

- {"location":"Remote","differences":{"tips":["Research Avalara's presence and impact in this specific region.","Be prepared to discuss how you collaborate effectively in a distributed team.","Highlight any experience with local regulations or business practices if relevant."],"interviewFocus":["Adaptability to different work styles.","Communication skills in a remote setting.","Understanding of local market trends."],"commonQuestions":["Tell me about a challenging project you worked on.","How do you handle tight deadlines?","Describe a time you disagreed with a teammate."]}}
- {"location":"Seattle","differences":{"tips":["Familiarize yourself with Avalara's Seattle office culture and values.","Be ready to share examples of how you've integrated into previous office environments.","Show enthusiasm for in-person collaboration and team-building activities."],"interviewFocus":["Teamwork and collaboration within a co-located environment.","Understanding of office-specific workflows.","Engagement with company culture and events."],"commonQuestions":["Describe your experience with our specific office culture.","How do you contribute to a positive team environment?","What are your thoughts on our company's physical office space and amenities?"]}}

## Round 1: Recruiter Screening
**Type:** Recruiter Screen · **Difficulty:** Easy · **Duration:** 30 min
An initial call with a recruiter to discuss your background, interest in Avalara, and basic qualifications.
This initial screening call is conducted by a recruiter to understand your background, career aspirations, and motivation for applying to Avalara. They will also provide an overview of the company and the role, and assess your general fit with the company culture. This is a good opportunity to ask high-level questions about the company and the interview process.
**Interviewers look for:** Clear communication.; Basic problem-solving ability.; Enthusiasm for the role and company.
**Evaluation criteria:** Basic understanding of programming concepts.; Communication skills.; Cultural fit indicators.
**Common rejection reasons:** Inability to articulate thought process clearly.; Fundamental misunderstanding of basic data structures or algorithms.; Poor coding practices (e.g., unreadable code, lack of comments).; Failure to consider edge cases.; Lack of enthusiasm or engagement.
## Questions

- Tell me about yourself and your background.
- Why are you interested in this Software Engineer role at Avalara?
- What are your salary expectations?
- What do you know about Avalara?

## Preparation tips

- Be ready to summarize your resume and highlight relevant experiences.
- Practice your 'elevator pitch' about why you're interested in Avalara.
- Research Avalara's mission, values, and recent news.
- Prepare a few questions to ask the recruiter about the role, team, or company.

## Round 2: Technical Coding Interview
**Type:** Technical Interview (Coding) · **Difficulty:** Medium · **Duration:** 60 min
A technical interview focused on solving coding problems using data structures and algorithms.
This round focuses on your technical abilities. You will typically be asked to solve one or two coding problems, often involving data structures and algorithms. The interviewer will assess your problem-solving approach, coding style, and ability to explain your solution. You might also be asked conceptual questions related to computer science fundamentals.
**Interviewers look for:** Strong grasp of fundamental data structures and algorithms.; Ability to translate a problem into working code.; Clear explanation of the solution and its trade-offs.; Attention to detail and edge case handling.
**Evaluation criteria:** Proficiency in a chosen programming language.; Understanding of data structures and algorithms.; Problem-solving skills.; Ability to write clean and efficient code.; Communication of technical approach.
**Common rejection reasons:** Inability to solve coding problems within the given time.; Incorrect or inefficient algorithms.; Poorly written or unreadable code.; Failure to handle edge cases.; Lack of clear explanation of the thought process.
## Questions

- Given an array of integers, find the contiguous subarray with the largest sum.
- Implement a function to check if a binary tree is a valid Binary Search Tree (BST).
- Write a function to find the kth smallest element in an unsorted array.
- Explain the concept of recursion with an example.

## Preparation tips

- Practice coding problems on platforms like LeetCode, focusing on medium difficulty.
- Review common data structures (arrays, linked lists, trees, hash maps) and algorithms (sorting, searching, graph traversal).
- Be prepared to explain your thought process out loud as you code.
- Practice writing clean, well-commented code.
- Consider time and space complexity (Big O notation) for your solutions.

## Round 3: System Design Interview
**Type:** Technical Interview (System Design) · **Difficulty:** Medium · **Duration:** 60 min
An interview focused on designing scalable software systems and discussing architectural trade-offs.
This round assesses your ability to think about software systems at a higher level. You'll be given an open-ended problem, such as designing a specific application (e.g., a URL shortener, a social media feed, a notification system), and asked to outline the architecture. The focus is on your thought process, how you break down the problem, identify components, and discuss trade-offs.
**Interviewers look for:** Structured approach to system design.; Knowledge of common architectural patterns.; Ability to handle ambiguity and make reasonable assumptions.; Consideration of non-functional requirements (scalability, availability, latency).
**Evaluation criteria:** Ability to design scalable and robust systems.; Understanding of system components (databases, APIs, caching, load balancing).; Trade-off analysis for design decisions.; Communication of design ideas.; Problem decomposition skills.
**Common rejection reasons:** Lack of understanding of system design principles.; Inability to break down a complex problem into smaller components.; Poor consideration of scalability, reliability, and performance.; Difficulty in justifying design choices.; Not asking clarifying questions.
## Questions

- Design a URL shortening service like TinyURL.
- How would you design a system to count the number of views for a popular website?
- Design a real-time notification system.

## Preparation tips

- Study common system design concepts: databases (SQL vs. NoSQL), caching, load balancing, message queues, APIs.
- Practice designing common systems like Twitter's feed, TinyURL, or a rate limiter.
- Focus on clarifying requirements and making reasonable assumptions.
- Be prepared to discuss trade-offs between different design choices.
- Draw diagrams to illustrate your design.

## Round 4: Hiring Manager Interview
**Type:** Behavioral and Manager Interview · **Difficulty:** Medium · **Duration:** 45 min
An interview with the hiring manager to assess behavioral competencies, team fit, and career aspirations.
This interview is typically with the hiring manager, who will delve deeper into your behavioral competencies and assess your overall fit with the team and company culture. They will ask questions about your past experiences, how you handle specific situations, your career aspirations, and your understanding of teamwork and leadership. This is also your chance to learn more about the team's dynamics and the manager's expectations.
**Interviewers look for:** Evidence of collaboration and positive team interactions.; Ability to handle challenging situations professionally.; Self-awareness and a growth mindset.; Alignment with Avalara's culture and values.; Passion for software engineering.
**Evaluation criteria:** Teamwork and collaboration skills.; Problem-solving approach in real-world scenarios.; Adaptability and learning agility.; Alignment with Avalara's core values.; Motivation and career goals.
**Common rejection reasons:** Poor communication or interpersonal skills.; Lack of alignment with company values.; Negative attitude or lack of enthusiasm.; Inability to provide specific examples for behavioral questions.; Unrealistic expectations about the role or career growth.
## Questions

- Tell me about a time you had a conflict with a team member and how you resolved it.
- Describe a challenging technical problem you faced and how you overcame it.
- How do you stay updated with new technologies and industry trends?
- What are your long-term career goals?
- Why Avalara?

## Preparation tips

- Prepare specific examples using the STAR method for behavioral questions.
- Reflect on your strengths, weaknesses, and career goals.
- Think about how your values align with Avalara's.
- Be ready to discuss your preferred work style and how you contribute to a team.
- Prepare thoughtful questions for the hiring manager.