# Member of Technical Staff
**Role:** Software Engineer · **Level:** IC-2
**Company:** [Oracle](https://scaleengineer.com/companies/oracle)
**Difficulty:** Medium
**Salary:** US$95000 - US$130000
**Experience:** 2 - 5
**Timeline:** ~14 days
The Member of Technical Staff (IC-2) interview at Oracle is designed to assess a candidate's foundational software engineering skills, problem-solving abilities, and cultural fit within the company. It typically involves a mix of technical challenges, behavioral questions, and discussions about past projects. The goal is to identify individuals who can contribute effectively to Oracle's engineering teams and grow within the organization.
Canonical: https://scaleengineer.com/interviews/oracle/ic-2-software-engineer
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## Overall evaluation

- Technical Skills
- System Design
- Behavioral and Cultural Fit
- Experience and Project Discussion

## Questions asked

- Write a function to reverse a linked list.
- Given an array of integers, find the contiguous subarray with the largest sum.
- Design a URL shortening service like bit.ly.
- 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 system to handle millions of concurrent users?
- What are the trade-offs between SQL and NoSQL databases?
- Tell me about a time you failed and what you learned from it.
- Implement a function to find the kth smallest element in a binary search tree.
- How do you approach code reviews?
- What is polymorphism?
- Describe your experience with cloud platforms like AWS or OCI.

## Preparation tips

### lists

- Review fundamental data structures (arrays, linked lists, trees, graphs, hash maps) and algorithms (sorting, searching, dynamic programming, graph traversal).
- Practice coding problems on platforms like LeetCode, HackerRank, or GeeksforGeeks, focusing on medium-difficulty problems.
- Understand core computer science concepts such as operating systems, databases, and networking.
- Prepare to discuss your past projects in detail, focusing on your contributions, challenges faced, and lessons learned.
- Research Oracle's products, services, and company culture. Understand their mission and values.
- Practice behavioral questions using the STAR method (Situation, Task, Action, Result).
- Familiarize yourself with system design principles and common architectural patterns.
- If applying for a specific domain (e.g., cloud, database), brush up on relevant technologies.

### studyPlan

- {"title":"Data Structures and Algorithms","longDescription":"Weeks 1-2: Focus on Data Structures and Algorithms. Cover arrays, linked lists, stacks, queues, trees (binary trees, BSTs, AVL trees), heaps, hash tables, and graphs. Implement common algorithms like sorting (quicksort, mergesort), searching (binary search), graph traversal (BFS, DFS), and dynamic programming. Practice problems on these topics.","shortDescription":"Weeks 1-2: Data Structures & Algorithms (Arrays, Lists, Trees, Graphs, Sorting, Searching, DP). Practice coding."}
- {"title":"System Design","longDescription":"Weeks 3-4: Dive into System Design. Understand concepts like scalability, availability, reliability, latency, and throughput. Study common design patterns for distributed systems, microservices, caching, load balancing, and databases. Practice designing systems like Twitter feed, URL shortener, or a distributed cache.","shortDescription":"Weeks 3-4: System Design (Scalability, Availability, Databases, Caching, Load Balancing). Practice system design."}
- {"title":"Behavioral Preparation","longDescription":"Week 5: Prepare for Behavioral and Situational Questions. Reflect on your past experiences and prepare stories using the STAR method for common questions related to teamwork, problem-solving, leadership, conflict resolution, and handling failure. Research Oracle's values and culture.","shortDescription":"Week 5: Behavioral Questions (STAR method), Oracle Culture. Prepare project stories."}
- {"title":"Review and Mock Interviews","longDescription":"Week 6: Review and Mock Interviews. Consolidate your learning. Practice coding problems under timed conditions. Conduct mock interviews with peers or mentors to simulate the actual interview environment and get feedback on both technical and behavioral aspects.","shortDescription":"Week 6: Review, Timed Coding Practice, Mock Interviews."}

## Location differences

- {"location":"Redwood City, CA","differences":{"tips":["Research Oracle's recent cloud announcements and product strategies.","Be prepared to discuss your experience with Java, SQL, and enterprise-level applications.","Highlight instances where you've worked effectively in cross-functional teams.","Showcase your understanding of scalability and performance optimization in enterprise systems."],"interviewFocus":["Understanding of Oracle's cloud offerings (OCI)","Experience with Java and related enterprise technologies","Problem-solving skills in a large-scale enterprise environment","Collaboration and teamwork within a matrixed organization"],"commonQuestions":["Tell me about a challenging project you worked on at Oracle.","How do you handle conflicting priorities with your team members?","Describe a time you had to learn a new technology quickly for a project.","What are your thoughts on the current cloud computing landscape and Oracle's role in it?","How do you approach debugging complex issues in a distributed system?"]}}
- {"location":"Austin, TX","differences":{"tips":["Brush up on common data structures and algorithms, and be ready to implement them.","Prepare to discuss system design scenarios, focusing on scalability and reliability.","Highlight any experience with containerization and orchestration technologies.","Emphasize your ability to deliver high-quality code and take initiative."],"interviewFocus":["Proficiency in data structures and algorithms","System design and architecture principles","Experience with cloud-native development (e.g., Docker, Kubernetes)","Ability to work independently and take ownership of tasks"],"commonQuestions":["Describe your experience with distributed systems and microservices architecture.","How do you ensure code quality and maintainability in a large codebase?","Tell me about a time you disagreed with a technical decision made by your manager.","What are your favorite data structures and algorithms, and why?","How do you stay updated with the latest trends in software development?"]}}
- {"location":"Hyderabad, India","differences":{"tips":["Be ready to discuss your experience with Oracle databases or other relational databases.","Prepare examples of how you've guided or mentored colleagues.","Showcase your understanding of Agile principles and your role within an Agile team.","Highlight your commitment to writing clean, well-tested code."],"interviewFocus":["Database knowledge and SQL proficiency","Mentorship and leadership potential","Understanding of software development lifecycle and methodologies","Code quality and testing practices"],"commonQuestions":["How do you approach performance tuning for database-intensive applications?","Tell me about a time you had to mentor a junior engineer.","What are your thoughts on Agile methodologies and how have you applied them?","Describe your experience with testing frameworks and strategies.","How do you handle technical debt?"]}}

## Round 1: Technical Coding Round 1
**Type:** Data Structures and Algorithms Interview · **Difficulty:** Medium · **Duration:** 45 min
Coding round focusing on data structures and algorithms. Solve 1-2 problems.
This round focuses on your core programming skills. You will be asked to solve one or two coding problems, typically involving data structures and algorithms. The interviewer will assess your ability to understand the problem, devise an efficient solution, write clean code, and explain your thought process. Expect questions that test your knowledge of arrays, strings, linked lists, trees, graphs, sorting, searching, and dynamic programming.
**Interviewers look for:** Strong problem-solving skills; Proficiency in at least one programming language; Ability to translate requirements into working code; Clear communication of thought process
**Evaluation criteria:** Correctness of the solution; Efficiency of the solution (time and space complexity); Code clarity and style; Ability to explain the approach and reasoning; Handling of edge cases
**Common rejection reasons:** Inability to solve coding problems efficiently.; Poor understanding of fundamental data structures and algorithms.; Difficulty in explaining thought process or approach.; Lack of clarity in communication.
## Questions

- Given a binary tree, find its inorder traversal.
- Implement a function to check if a string is a palindrome.
- Find the median of two sorted arrays.

## Preparation tips

- Practice coding problems on platforms like LeetCode, HackerRank.
- Focus on understanding the time and space complexity of your solutions.
- Be prepared to write code on a whiteboard or a shared editor.
- Think out loud and explain your approach before you start coding.
- Ask clarifying questions if the problem statement is unclear.

## Round 2: System Design Round
**Type:** System Design Interview · **Difficulty:** Medium-Hard · **Duration:** 60 min
System design round. Design a scalable system and discuss trade-offs.
This round assesses your ability to design and architect software systems. You'll be given an open-ended problem, such as designing a social media feed, a URL shortener, or a real-time analytics system. The interviewer will evaluate your approach to breaking down the problem, identifying key components, considering scalability and reliability, and making informed design choices. Focus on discussing trade-offs and justifying your decisions.
**Interviewers look for:** Ability to think at a high level about system architecture.; Understanding of distributed systems concepts.; Creativity in problem-solving.; Ability to justify design decisions.
**Evaluation criteria:** Ability to design scalable and distributed systems.; Understanding of trade-offs between different design choices.; Consideration of non-functional requirements (scalability, availability, reliability, latency).; Knowledge of common system components (databases, caches, load balancers, message queues).; Clarity and structure of the design proposal.
**Common rejection reasons:** Lack of understanding of system design principles.; Inability to design scalable and reliable systems.; Poor consideration of trade-offs.; Not addressing non-functional requirements adequately.
## Questions

- Design a system like Twitter's news feed.
- Design a rate limiter.
- Design a distributed key-value store.

## Preparation tips

- Study common system design patterns and architectural styles (e.g., microservices, client-server).
- Understand concepts like load balancing, caching, database sharding, replication, and message queues.
- Practice designing various systems and discussing their pros and cons.
- Be prepared to draw diagrams and explain your design clearly.
- Consider both functional and non-functional requirements.

## Round 3: Behavioral and Managerial Round
**Type:** Behavioral Interview · **Difficulty:** Medium · **Duration:** 45 min
Behavioral round. Discuss past experiences using STAR method.
This round focuses on your behavioral and situational responses. You'll be asked questions about your past experiences, how you handle challenges, work in teams, and approach problems. Use the STAR method (Situation, Task, Action, Result) to structure your answers. The interviewer wants to understand your work style, your ability to collaborate, and how you align with Oracle's culture and values.
**Interviewers look for:** Cultural fit with Oracle.; Motivation and passion for the role and company.; Ability to work effectively in a team.; Resilience and adaptability.
**Evaluation criteria:** Alignment with Oracle's values (e.g., integrity, innovation, customer focus).; Teamwork and collaboration skills.; Problem-solving approach in non-technical situations.; Communication clarity and effectiveness.; Self-awareness and ability to reflect on past experiences.
**Common rejection reasons:** Lack of alignment with company values.; Poor communication or interpersonal skills.; Inability to provide specific examples of past behavior.; Negative attitude or lack of enthusiasm.
## Questions

- Tell me about a time you had to work with a difficult colleague.
- Describe a project you are particularly proud of and your role in it.
- How do you handle constructive criticism?
- Why are you interested in working at Oracle?

## Preparation tips

- Prepare examples for common behavioral questions (teamwork, conflict, failure, success, leadership).
- Use the STAR method to structure your answers.
- Be honest and authentic in your responses.
- Show enthusiasm for the role and the company.
- Ask thoughtful questions about the team, role, and company culture.