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Data Engineer

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March 29, 2024 Updated March 31, 2025 15 minute read

Exploring a Career as a Data Engineer

Data Engineering is a specialized field within technology focused on building and maintaining the systems that allow organizations to collect, store, process, and analyze large volumes of data. Think of Data Engineers as the architects and plumbers of the data world; they design the blueprints for data infrastructure and ensure the smooth flow of data through complex pipelines, making it ready for use by others like Data Scientists and Business Analysts.

Working as a Data Engineer can be exciting. You'll tackle complex technical challenges, design robust systems capable of handling massive datasets, and play a crucial role in enabling data-driven decisions. The field is constantly evolving with new tools and technologies, offering continuous learning opportunities. Many find satisfaction in building the foundational systems that unlock the value hidden within data.

Understanding the Role of a Data Engineer

What Exactly Does a Data Engineer Do?

At its core, Data Engineering involves creating the infrastructure and systems necessary for efficient data handling. This means designing databases, building data pipelines to move data from various sources to a central repository (like a data warehouse or data lake), and transforming raw data into a clean, usable format. They ensure data is reliable, accessible, and secure.

Data Engineers are essential for any organization aiming to leverage its data assets effectively. Without well-engineered data systems, extracting meaningful insights becomes difficult, if not impossible. They lay the groundwork for data analysis, machine learning, and business intelligence initiatives.

The field requires a blend of software engineering skills, database knowledge, and an understanding of data management principles. It's a technical role that demands strong problem-solving abilities and attention to detail.

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Salaries for Data Engineer

City
Median
New York
$147,000
San Francisco
$173,000
Seattle
$176,000
See all salaries
City
Median
New York
$147,000
San Francisco
$173,000
Seattle
$176,000
Austin
$151,000
Toronto
$150,000
London
£78,000
Paris
€72,000
Berlin
€86,000
Tel Aviv
₪210,000
Singapore
S$109,000
Beijing
¥686,000
Shanghai
¥422,000
Shenzhen
¥376,000
Bengalaru
₹1,820,000
Delhi
₹3,320,000
Bars indicate relevance. All salaries presented are estimates. Completion of this course does not guarantee or imply job placement or career outcomes.

Path to Data Engineer

Take the first step.
We've curated 24 courses to help you on your path to Data Engineer. Use these to develop your skills, build background knowledge, and put what you learn to practice.
Sorted from most relevant to least relevant:

Reading list

We haven't picked any books for this reading list yet.
Is not a beginner's guide; rather, it deals with deeper topics within data modeling and database design. It covers advanced topics such as dimensional modeling, data warehousing, and performance tuning with real-world case studies.
Provides a comprehensive overview of building serverless applications specifically on the AWS platform. It covers key AWS services like Lambda, API Gateway, and Kinesis, offering practical insights and real-world use cases. It's valuable for understanding the practical application of serverless principles within a major cloud ecosystem and is suitable for those looking to implement serverless solutions on AWS.
Is an excellent starting point for anyone new to data modeling. It covers the fundamental concepts, including conceptual, logical, and physical data models, and provides practical guidance for gathering requirements and building models. It's often recommended as a foundational text for beginners and is suitable for high school students through working professionals seeking a broad understanding.
A recent publication focusing on leveraging AWS Lambda for building scalable and cost-effective serverless solutions. It covers basics to advanced deployment, including event-driven design, hyper-scaling, and operational techniques. is highly relevant for those specifically focused on AWS Lambda and seeking to deepen their expertise.
Provides a beginner-friendly introduction to data modeling, covering fundamental concepts, techniques, and diagramming. It includes hands-on exercises and self-tests to reinforce learning, making it suitable for high school and undergraduate students, as well as those new to the field.
Offers a vendor-agnostic view of serverless computing, covering AWS, Azure, GCP, Kubernetes, and open-source options. It provides a broad understanding of the serverless landscape and helps in selecting appropriate technologies. It's a good resource for gaining a wider perspective beyond a single cloud provider.
Focuses on building serverless applications with Azure Functions, providing a step-by-step guide to building and deploying serverless applications using the Azure Functions platform. It great resource for anyone who wants to learn more about using Azure Functions for serverless development.
Does a good job in providing a thorough introduction to data modeling and database design. It describes the different data modeling techniques and provides a step-by-step guide on how to create a data model. It is helpful for those who want to learn the basics of data modeling and database design and how to apply them in practice.
The first volume in a series, this book offers a collection of universal data models applicable across various industries. It's a practical guide providing pre-built patterns for common business concepts like parties, products, and orders. This is an excellent reference for data modelers at all levels, particularly useful for jump-starting modeling projects.
A cornerstone in data warehousing, this book focuses on dimensional modeling, a key technique for designing analytical databases. It's essential for anyone working with data warehouses or business intelligence, providing detailed patterns and case studies across various industries. is highly valuable for undergraduate students and professionals specializing in data analytics and warehousing.
While not solely focused on data modeling, this book provides a comprehensive overview of the systems and concepts underlying modern data management. It discusses various data models in the context of distributed systems, scalability, and reliability, offering valuable insights for architects and engineers.
Offers a practical, step-by-step guide to relational database design, including data modeling principles. It's aimed at beginners and those without extensive technical backgrounds, making it suitable for high school or early undergraduate students and business professionals who need to understand database fundamentals.
This handbook focuses on best practices and real-world applications of serverless architecture, particularly using the AWS Well-Architected Framework's Serverless Lens. It's designed for technology leaders and architects, offering insights into operational excellence, security, reliability, performance, cost optimization, and sustainability in a serverless context.
Considered a classic introduction to data modeling, this book provides a comprehensive overview of the principles and techniques. It delves into the 'what' and 'why' of data modeling, making it suitable for students and professionals who want to solidify their foundational knowledge. It is often used as a textbook.
Explores reusable data model patterns for common business structures. It helps in applying data modeling rules in an enterprise context and provides high-level models for various business areas. This valuable resource for experienced modelers and professionals looking for proven solutions to recurring modeling challenges.
Provides a comprehensive overview of advanced data management topics, including data mapping, data integration, data warehousing, and object-oriented database design.
Provides a practical guide to designing and implementing serverless architectures. It covers topics such as selecting the right cloud provider, designing for scalability, and handling security. It valuable resource for anyone who wants to learn more about the practical aspects of serverless computing.
This volume provides industry-specific data models, offering detailed patterns for sectors like healthcare, finance, and manufacturing. It's a valuable resource for professionals working in or modeling data for particular industries. It builds upon the universal patterns introduced in Volume 1.
While not solely focused on serverless, this book foundational text for understanding microservices architecture, which is highly relevant to serverless computing. It covers design, testing, deployment, and operational concerns of microservices. It is essential background reading for anyone designing complex serverless systems and is widely regarded as a key resource in the field.
Provides a practical approach to data modeling. It does not go too much into the theoretical details but instead focuses on providing a step-by-step guide on how to create a data model. It covers the different types of data models and how to use them, as well as how to design and implement a database.
Offers a rigorous approach to logical database design, covering various data models and their translation into relational schemas. It's a good resource for those seeking a deeper, more theoretical understanding of data modeling principles. It is particularly useful for undergraduate and graduate students in computer science and related fields.
The third book in the series delves deeper into universal data modeling patterns, offering more advanced and complex patterns. It's suitable for experienced data modelers looking to expand their pattern library and tackle more intricate modeling scenarios.
Focuses on the principles and practices for developing high-quality data models. It emphasizes the importance of data model quality and provides techniques for achieving it throughout the modeling process. It valuable resource for data modelers seeking to improve their craft and build robust, maintainable models.
Another valuable resource for understanding microservices patterns, which are highly applicable to serverless architectures. It explores various patterns for decomposing applications into smaller services, communication styles, and data management. provides architectural depth for designing serverless solutions.
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