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Writing from our team. The latest news, insights, and resources.

Facebook Data Engineer Interview

Facebook Data Engineer Interview Guide

Stepping into a Facebook data engineer interview can be a defining moment in your career. It’s a process that calls for more than technical knowledge — it’s about showcasing your problem-solving prowess and your fit within a culture that’s constantly pushing the boundaries of innovation. This article is written to give you a clear understanding...

By: Chris Garzon | February 29, 2024 | 8 mins read
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Top 20 Microsoft Data Engineer Interview Questions

The demand for skilled data engineers, especially within leading tech giants like Microsoft, is soaring. As we head into 2024, industry analyses predict a significant surge in demand for these roles, underscoring the critical importance of data in driving innovation and operational efficiency. According to recent market research, the need for data engineers is expected...

By: Chris Garzon | February 19, 2024 | 9 mins read
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Python vs Anaconda: Explaining Key Differences

The choice of tools and languages can significantly influence your career path and project success. This article aims to unravel the intricacies of two pivotal languages in the field: Python and Anaconda.  We will delve into a comparative analysis of Python, a versatile programming language at the heart of data manipulation and analysis, and Anaconda,...

By: Chris Garzon | February 12, 2024 | 13 mins read
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Apache Spark vs Hadoop – Comprehensive Guide

In this guide, we’re closely examining two major big data players: Apache Spark and Hadoop. Apache Spark is known for its fast processing speed, especially with real-time data and complex algorithms. On the other hand, Hadoop has been a go-to for handling large volumes of data, particularly with its strong batch-processing capabilities. Here at DE...

By: Chris Garzon | January 29, 2024 | 10 mins read
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PySpark tutorial for beginners: Key Data Engineering Practices

PySpark combines Python’s simplicity with Apache Spark’s powerful data processing capabilities. This tutorial, presented by DE Academy, explores the practical aspects of PySpark, making it an accessible and invaluable tool for aspiring data engineers. The focus is on the practical implementation of PySpark in real-world scenarios. Learn how to use PySpark’s robust features for data...

By: Chris Garzon | January 22, 2024 | 10 mins read
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System Design Interviews for Data Engineers: Questions and Strategies

System design interviews go beyond assessing technical know-how; they are a test of a candidate’s visionary approach to system architecture. They probe into how candidates think about data flow, handle potential bottlenecks, and anticipate future challenges and scalability issues. Interviewers are keen to see how candidates can translate complex requirements into tangible, efficient systems. This...

By: Chris Garzon | January 15, 2024 | 10 mins read
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Data Science Python Interview Questions: What to Expect and How to Prepare

Python simplicity, coupled with powerful libraries, makes it an ideal choice for professionals dealing with data analysis, manipulation, and predictive modeling. This article explores the pivotal role of Python in data science. It delves into how Python’s versatile features and extensive libraries like Pandas, NumPy, and SciPy empower data scientists to efficiently handle, analyze, and...

By: Chris Garzon | January 9, 2024 | 9 mins read
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Data Structures & Algorithms in Python for Effective Problem Solving

Particularly in Python, a language renowned for its simplicity and power, understanding and utilizing these tools is essential for tackling complex data challenges. This article delves into the intricate world of data structures and algorithms, tailored specifically for Python. We will explore from fundamental concepts to advanced implementations, underscoring their practical applications in real-world scenarios....

By: Chris Garzon | December 28, 2023 | 8 mins read
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FAANG Interviews Prep: Key SQL Questions and Solutions

The FAANG interview process, notorious for its rigor, uses SQL questions as a litmus test to gauge a candidate’s ability to not only code but think logically and creatively under pressure. These questions often extend beyond the realm of basic query writing; they probe into areas of query optimization, complex joins, data aggregation, and the...

By: Chris Garzon | December 22, 2023 | 8 mins read
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Advanced Data Modeling Techniques: Knowledge for the Data Engineer

Data modeling, at its essence, is the process of creating a diagram or a plan that represents the relationships between different types of data. In data engineering, this practice is akin to blueprinting, where every element of the data’s structure, storage, and relationships is meticulously mapped out before being implemented in database systems. This technique...

By: Chris Garzon | December 15, 2023 | 9 mins read
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Data Engineering Projects: Free Course to Teach You Data Pipelining Skills

Data engineering stands at the forefront of today’s tech-driven world. This comprehensive course is designed to equip aspiring data engineers with the necessary skills to build efficient data pipelines. Through a series of three detailed projects, participants will gain hands-on experience in ETL (Extract, Transform, Load) processes, integrating various tools like Snowflake, DBT, and Tableau...

By: Chris Garzon | December 11, 2023 | 6 mins read
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SQL vs MySQL: Сomplete Guide to the Differences

Understanding the differences between SQL and MySQL is pivotal for any data professional navigating the complex landscape of data management. SQL, a standard programming language for managing and manipulating databases, and MySQL, a popular database management system, are often confused due to their overlapping functionalities. This guide aims to dissect their distinct roles, providing clarity...

By: Chris Garzon | December 8, 2023 | 9 mins read
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Best AI tools for Data Engineering

The integration of AI in data engineering has revolutionized the way data is processed, analyzed, and utilized, leading to more efficient and intelligent decision-making processes. Choosing the right AI tools is crucial for data engineers to navigate this complex and dynamic environment. This article aims to provide an overview of the top AI tools currently...

By: Chris Garzon | November 23, 2023 | 4 mins read
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SQL Performance Tuning

SQL performance tuning is an essential process in the realm of database management. This process involves optimizing SQL queries to ensure faster execution and reduced resource consumption. Efficient SQL performance tuning can lead to significant improvements in application response times, reduced server loads, and overall better system performance. SQL query optimization involves modifying and adjusting...

By: Chris Garzon | November 16, 2023 | 6 mins read
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