Meta (Facebook) Engineering Manager Interview Questions

gdecuri - "Load Balancer, Multiple API Servers, game Service, pub-sub system, HTTP Long Polling for status updates, write-through cache. No SQL DB to store user, game, and move information."See full answer

Kamal .. - "Designing a video streaming system like Netflix or Facebook Video involves addressing multiple aspects, such as scalability, availability, low latency, and high performance. Here's a high-level design: System Requirements Functional Requirements: User Management: User sign-up, login, and profile management. Subscription plans and payment integration (for Netflix-like systems). Content Management: Upload, edit, and delete videos. Categorize content (genres, recommendations). Video Playback: S"See full answer

Adam M. - "This is a great question! If you don't mind, I'd love to list 3 strengths and weaknesses then dive a little deeper on one of each of them. I think my three greatest strengths are: Empathy Openness to feedback Drive And three weaknesses I have been working to strengthen are: Sometimes my desire to achieve can put me at risk of overcommitting Communicating status to the right stakeholders at the appropriate time Creating detailed and strategic lists of priorities so I can meet th"See full answer

Scott S. - " The Situation A few months ago, our trading platform started experiencing significant latency issues during peak trading hours. This latency was affecting our ability to process real-time market data and execute trades efficiently, potentially leading to substantial financial losses and missed opportunities. Identifying the Problem The first step was to identify the root cause of the latency. I organized a team meeting with our data engineers, DevOps, and network specialists to gather"See full answer

Rjj - "I tried solving this question and here is the recorded video for the entire solution - https://youtu.be/G_LIbTp58XA Feel free to comment here or on the video for further discussion."See full answer

Kurt K. - "Why skip defining the data model? Or did I just miss it?"See full answer

Scott S. - "Great question! Before communicating any major change, I would ensure I have a deep understanding of the strategic shift, its rationale, and its implications. This involves meeting with senior management to gather all necessary details and preparing to address any questions or concerns from the team. To share a recent experience I had, so Last year, our senior management decided to shift our focus towards leveraging machine learning and advanced real-time analytics to enhance our trading stra"See full answer

Scott S. - "As a Software Engineering Manager, one of the biggest mistakes I encountered early in my role involved underestimating the importance of aligning team goals with individual career aspirations and professional growth opportunities. This oversight became evident through a project that initially seemed successful but later revealed deeper issues within the team dynamics and morale. I was leading a software development team on a major project aimed at revamping a critical trading platform. The proj"See full answer

Nid P. - "I explained the story of trying to help the engineer to improve the performance and after it is failed, the steps I have taken to move the eng to PIP."See full answer

Vikash A. - "Functional Requirement Upload the file of any type POST v1/drive Upload the another version of file. POST v1/drive/{fileId} Delete the file. DELETE v1/drive/{fileId} Share the file. POST v1/drive/{fileId} Control the access level of the file. Provide the file accessibility following the directory structure. Non Functional Requirement Reliability: The file along with its versions uploaded should be"See full answer

Scott S. - " Project Overview: Real-Time Risk Management System Objective The goal was to develop a real-time risk management system capable of processing and analyzing large volumes of trading data to provide near-instantaneous risk assessments. This system was crucial for enabling traders to make informed decisions while managing their exposure to various market risks in real-time. Complexity Factors 1. \\Data Volume and Velocity\\ \\High Throughput:\\ The system needed to ha"See full answer

onering2ruleall - "My leadership style is flexible and adaptive, it varies depending on the team members and the needs of the company. My leadership goal is to empower the team and inspire and grow leaders. In order to achieve that, I combine transformational, democratic and coaching leadership styles. Usually when we are facing a new type of challenge, or at the early stage of a project, I like to adapt the transformational leadership which allows me to listen to all the suggestions from the team members and sta"See full answer

Abhi M. - "The core of this design is to allow millions of users to send comments simultaneously, save them to the database, and broadcast them to all users in real-time during the live session. If you think about it, it is very similar to a streaming service like Kafka. Fault Tolerance with Write-Ahead Log: Kafka's write-ahead log ensures durability and fault tolerance. Every comment is persisted to Kafka's log before being processed, ensuring no data is lost even if a service crashes. Fast I/"See full answer

Chantal C. - "Understand gaps team by interviewing on 1:1, reading past performance reviews and talking to old managers/cross functional Identify Goals and use the SMART framework to set those goals (Specific, Measurable, Attainable, relevant, time related) Share with team and make sure they understand them. Clarify questions if needed. Explain WHY these goals matter. Tie to company goals/mission/culture. Put together an action plan TOGETHER- give often feedback: "pinches no punches"See full answer

Graig - "Yes to peer manager from stackholder team the problem was every time she wanted say something she used to have three way connect with me and my manager"See full answer

Scott S. - " Situation In the derivatives trading domain, timely and accurate data is crucial for making informed trading decisions. Our existing data processing system was facing challenges with latency and scalability, which hindered our ability to react swiftly to market changes. To address these issues, we designed a new real-time market data processing platform. Task The task was to develop a low-latency data processing platform that could handle real-time market data ingestion, processing, an"See full answer

Develop games G. - "asdsad"See full answer