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alexeygrigorev/data-science-interviews

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10,043 stars·2,145 forks·HTML·CC-BY-4.0·30 viewsalexeygrigorev.com/data-science-interviews↗

Data Science Interviews

This project is a curated knowledge repository providing theoretical guides, practical challenge banks, and professional handbooks for technical interview preparation in data science and machine learning. It serves as a comprehensive study resource that combines theoretical knowledge with algorithmic practice.

The repository features specialized study resources including a probability and statistics handbook, a machine learning reference for algorithms and neural network architectures, and a coding and SQL challenge bank designed to simulate recruitment assignments. It also includes a technical career guide covering job search strategies, professional networking, and salary negotiation tactics.

The content covers several core competency domains, including machine learning theory, statistical mathematical reasoning, and technical coding practice. This includes detailed material on feature engineering, model validation, time series forecasting, and algorithmic problem solving.

The knowledge base is organized as a directory-based tree of markdown files, featuring a community resource directory and keyword-based search to locate specific technical questions and answers.

Features

  • Technical Interview Questions - Serves as a comprehensive curated collection of technical interview questions and verified answers.
  • Technical Interview Preparation - Provides structured study materials, practice challenges, and technical questions for preparing for data science interviews.
  • Machine Learning Concepts - Covers fundamental mathematical and structural principles of supervised and unsupervised learning and neural networks.
  • Data Science and Analytics - Acts as a comprehensive interview preparation resource for data science and machine learning roles.
  • Machine Learning Resources - Provides a reference for learning algorithms, neural network architectures, and model evaluation methods.
  • Machine Learning Foundations - Contains curated questions and answers on supervised and unsupervised learning theory.
  • Mathematics and Statistics - Provides mathematical and statistical foundations, including probability problems and time series forecasting.
  • Query Exercises - Offers a collection of SQL query problems designed to simulate recruitment take-home assignments.
  • Coding Challenges - Provides structured take-home assignments and recruitment challenges to vet technical candidate skills.
  • Recruitment Simulation Challenges - Ships a bank of practical programming and SQL exercises designed to simulate recruitment take-home assignments.
  • Probability and Statistics - Offers a curated set of foundational probability and statistics problems for technical interview preparation.
  • Python Exercises - Includes a dedicated bank of Python programming exercises covering data cleaning and mathematical computations.
  • Question and Answer Sets - Ships structured educational materials organized as discrete question-and-answer pairs for targeted technical interview study.
  • Algorithmic Problem Solving - Implements classic computer science challenges focusing on algorithmic efficiency and time-space complexity.
  • Technical Skill Exercises - Offers practical coding challenges in Python and SQL to improve technical proficiency for data-driven roles.
  • Feature Engineering - Provides theoretical and practical guidance on feature engineering techniques like PCA and TF-IDF.
  • Algorithm Comparison Guides - Offers frameworks for comparing algorithms to determine the optimal model for specific problem types.
  • Neural Network Architectures - Analyzes neural network architectures including feed-forward and convolutional networks and their optimizers.
  • Recommendation Systems - Covers the theoretical logic of collaborative and content-based filtering for recommender systems.
  • Time Series Forecasting - Provides analysis and guides for time series forecasting using autoregressive and Holt-Winter's models.
  • Compensation Negotiation - Includes specific frameworks and strategies for negotiating employment salary and benefits.
  • Career Development Guides - Provides professional advice on navigating the job market, networking, and interview strategies.
  • Model Evaluation Techniques - Explains model validation techniques including K-fold cross-validation and data splitting strategies.
  • Career Development - Offers guidance on professional growth and navigating the hiring process for data science professionals.
  • Career Guidance - Provides guides on technical screening, job search strategies, and professional networking for technical roles.
  • Curated Knowledge Bases - Preparation materials for data science job interviews.
  • Curated Resource Lists - Preparation materials for data science job interviews.
  • Interview Preparation - Practical guide and resources for navigating data science job interviews.

Star history

Star history chart for alexeygrigorev/data-science-interviewsStar history chart for alexeygrigorev/data-science-interviews

How this analysis was created: This summary and feature list are AI-generated from collected project material and can contain mistakes. Stars, license and language are imported from GitHub. Inclusion does not mean that we have tested or audited this project. Check the source documentation for any feature you depend on. Learn more on our About page.

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Frequently asked questions

What does alexeygrigorev/data-science-interviews do?

This project is a curated knowledge repository providing theoretical guides, practical challenge banks, and professional handbooks for technical interview preparation in data science and machine learning. It serves as a comprehensive study resource that combines theoretical knowledge with algorithmic practice.

What are the main features of alexeygrigorev/data-science-interviews?

The main features of alexeygrigorev/data-science-interviews are: Technical Interview Questions, Technical Interview Preparation, Machine Learning Concepts, Data Science and Analytics, Machine Learning Resources, Machine Learning Foundations, Mathematics and Statistics, Query Exercises.

Which projects share features with alexeygrigorev/data-science-interviews?

Projects with overlapping indexed features include: apachecn/interview — This project is a comprehensive knowledge base and study resource designed for mastering technical interviews. It… brave-people/brave-tech-interview — This project is a technical interview study guide and computer science knowledge base. It provides a curated… ujjwalkarn/machine-learning-tutorials — This repository serves as a structured educational resource for machine learning and data science, providing a… xiaolincoder/cs-base — CS-Base is a comprehensive educational platform and technical repository designed to support software engineers in… afshinea/stanford-cs-229-machine-learning — This repository serves as a comprehensive educational resource for machine learning, providing a structured collection… jwasham/coding-interview-university — This project is a comprehensive educational roadmap designed to guide software engineers through the mastery of…

Projects sharing features with Data Science Interviews

These projects share indexed features with Data Science Interviews. Shared tags can include platform or build tooling; verify the primary use case before treating a result as a replacement.
  • apachecn/interviewapachecn avatar

    apachecn/Interview

    8,944View on GitHub↗

    This project is a comprehensive knowledge base and study resource designed for mastering technical interviews. It provides structured guides, roadmaps, and curricula focused on data structures, algorithms, system design, and frontend engineering to help candidates prepare for software engineering screenings. The repository distinguishes itself by offering a holistic approach to professional advancement. Beyond technical drills, it includes a career development handbook covering resume optimization, salary benchmarking, and strategic negotiation coaching. It also provides detailed methodologie

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  • brave-people/brave-tech-interviewbrave-people avatar

    brave-people/brave-tech-interview

    4,461View on GitHub↗

    This project is a technical interview study guide and computer science knowledge base. It provides a curated collection of technical interview questions and expert explanations focused on preparing for assessments at global IT companies. The repository serves as a coding interview roadmap for mastering algorithmic challenges and complexity analysis, alongside a software architecture reference for design principles and system design strategies. It also includes a web security curriculum covering authentication methods, cryptographic concepts, and common vulnerabilities. Content covers compute

    View on GitHub↗4,461
  • ujjwalkarn/machine-learning-tutorialsujjwalkarn avatar

    ujjwalkarn/Machine-Learning-Tutorials

    17,909View on GitHub↗

    This repository serves as a structured educational resource for machine learning and data science, providing a centralized collection of tutorials, lecture notes, and implementation guides. It is designed to support self-directed learning by organizing complex technical concepts into a clear, hierarchical path that spans from foundational statistical methods to advanced deep learning architectures. The project distinguishes itself through a comprehensive approach to skill development, bridging the gap between theoretical algorithmic foundations and functional software applications. It offers

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  • xiaolincoder/cs-basexiaolincoder avatar

    xiaolincoder/CS-Base

    18,024View on GitHub↗

    CS-Base is a comprehensive educational platform and technical repository designed to support software engineers in mastering backend architecture, artificial intelligence engineering, and career development. It functions as a centralized knowledge hub that combines illustrated theoretical tutorials with practical, project-based learning to bridge the gap between foundational computer science concepts and professional industry requirements. The project distinguishes itself by integrating a robust career mentorship framework with advanced AI engineering resources. It provides users with tools f

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