Aug 22, 2023

Top 12 Data Engineering projects: Beginner to advanced

Data engineering projects covers a wide range of initiatives that focus on designing, building, and managing data pipelines, systems, and architectures to facilitate data processing, storage, and analysis. These projects are an integral part of the broader field of data engineering, which plays a pivotal role in enabling data-driven decision-making and insights across various industries. Data engineering projects involve a combination of technical skills, domain knowledge, and creativity to address data-related challenges and create solutions that drive value from raw data.

Let’s explore these projects:

Beginner level

Project 1: Building Data Model and Writing ETL Job 

This project is designed to provide a comprehensive understanding of essential data engineering concepts, with a focus on data modeling and ETL processes. By participating in this project, you'll develop expertise in the following domains:

  • Data Engineering Fundamentals: Understanding the foundational concepts and principles of data engineering.
  • Data Modeling: Gaining proficiency in designing effective and efficient data models that represent real-world data relationships.
  • Python Programming: Learning how to use Python for scripting and automation tasks in the context of data engineering.
  • SQL Querying: Developing skills in querying and manipulating relational databases using SQL.
  • Basics of DBMS: Understanding the fundamental concepts of Database Management Systems and their role in data storage and retrieval.
  • ETL Processes: Learning the Extract, Transform, Load (ETL) process for moving and processing data from various sources to storage.
  • Querying Data Programmatically: Discovering how to programmatically retrieve and manipulate data, automating the process for efficiency.
  • PostgreSQL: Working with PostgreSQL, a popular open-source relational database management system, to put your SQL and ETL skills into practice.
  • Practical Implementation: Following along with Darshil Parmar's project to gain hands-on experience in building data models and writing ETL jobs.
Link to Project: Here.

Project 2: Stock and Twitter Data Extraction Using Python, Kafka, and Spark

In this project, the focus is on creating a sophisticated data pipeline that integrates stock market data and Twitter sentiment analysis. By engaging in this project, you'll develop expertise in the following domains:

  • Stock Market Analysis: Understanding the dynamics of stock market prices and the impact of social media sentiment on stock trends.
  • Twitter Sentiment Analysis: Analyzing user sentiments from Twitter data to gauge market sentiment and predict stock trends.
  • Real-Time Data Integration: Building a real-time data pipeline that collects and processes stock market data and Twitter posts.
  • Data Extraction and Transformation: Extracting stock data and tweets, and transforming them into formats suitable for analysis.
  • Apache Kafka: Utilizing Apache Kafka as a streaming platform to handle and process real-time data streams.
  • Apache Spark: Employing Apache Spark for data processing, analysis, and sentiment scoring of the Twitter data.
  • Predictive Analytics: Using social media sentiment scores to predict market trends and sentiments.
  • Visualization: Creating visual representations of the analyzed data and insights for effective communication.
  • Inspiration for Innovation: Utilizing the project's documentation as a reference to brainstorm and generate new ideas for similar initiatives.
Source code: here.

Project 3: Building a Web-based Surfline Dashboard

This project involves creating a comprehensive web-based dashboard focused on surf conditions and data. By completing this project, you'll develop expertise in the following areas:

  • Web Development: Building interactive web-based dashboards for visualizing and presenting data.
  • API Integration: Collecting data from external sources by integrating with the Surfline API.
  • Data Export: Exporting data in CSV format to Amazon S3 for storage and accessibility.
  • Data Ingestion: Downloading the latest CSV file from S3 and ingesting it into a local Postgres data warehouse.
  • Database Operations: Utilizing Postgres for data warehousing, including creating tables, handling temporary tables, and managing data insertion.
  • Orchestration: Using Apache Airflow for orchestrating the data pipeline tasks.
  • Docker and Docker Compose: Setting up local environments using Docker and Docker Compose to host services like MySQL and Postgres.
  • Data Visualization: Employing Plotly to design and display visualizations on the web dashboard.
Source code: Here.

Intermediate level

Project 4: Scrape Real Estate Listings with Data Enrichment and ML Correlations

This project revolves around creating a robust data application focused on real estate listings. By engaging in this project, you'll cultivate expertise in the following domains:

  • Data Scraping: Extracting real estate listings data from online sources using web scraping techniques.
  • Data Enrichment: Augmenting the listings with supplementary information, such as Google Maps calculations, economic data, tax rates, city population, school quality, and public transportation availability.
  • Machine Learning: Implementing machine learning algorithms to identify key factors that significantly influence real estate prices.
  • Kubernetes: Utilizing Kubernetes for orchestrating and managing containerized applications, ensuring scalability and reliability.
  • Delta Lake: Leveraging Delta Lake as a data storage layer to manage large volumes of data efficiently.
  • Dagster: Employing Dagster for building, scheduling, and monitoring data pipelines.
  • MINIO: Utilizing MINIO as an object storage service for storing and retrieving large amounts of data.
  • Apache Druid: Integrating Apache Druid for real-time data analytics and exploration.
  • Apache Spark: Using Apache Spark for data processing, transformations, and analysis on a large scale.
  • Apache Superset: Implementing Apache Superset for creating interactive and insightful data visualizations.
  • Jupyter Notebook: Utilizing Jupyter Notebooks for exploratory data analysis, code prototyping, and documentation.
Link to Project: Here.

Project 5: Real-time Data Analytics for Taxi Services

This project focuses on real-time data analytics in the context of a taxi service company named Olber. By engaging in this project, you'll develop expertise in the following areas:

  • Stream Processing: Building a real-time data processing pipeline to analyze data as it's generated.
  • Data Collection: Gathering data from multiple sources, including taxi meters and a smartphone application.
  • Join Operations: Conducting join operations on related records from different data streams to combine relevant information.
  • Data Enrichment: Enhancing the data with additional details to create more informative and actionable insights.
  • Real-time Aggregation: Performing computations and aggregations in real-time, such as calculating the typical tip amount per kilometer traveled in each region.
  • Data Storage: Saving the processed results for further analysis and reporting.
  • Architectural Design: Understanding the end-to-end pipeline architecture, including extraction, transformation, loading, and reporting components.
  • Stream Processing Framework: Implementing a stream processing framework to handle the real-time data flow.
Source code: Here.

Project 6: Real-Time Financial Market Data Pipeline with Finnhub API and Kafka

This project centers on building a dynamic streaming data pipeline that harnesses real-time financial market data from the Finnhub API. By participating in this project, you'll cultivate expertise in the following areas:

  • Financial Market Data: Gathering real-time financial market data from the Finnhub API, including stock prices, market indices, and other related metrics.
  • Streaming Data Architecture: Constructing a multi-layered architecture, including Data Ingestion, Message Broker, Stream Processing, Serving Database, and Visualization layers.
  • Data Ingestion: Developing a producer component to retrieve data from Finnhub's API and transmit it to a Kafka topic.
  • Kafka Cluster: Setting up a Kafka cluster to store, process, and manage the streaming data.
  • Stream Processing with Apache Spark: Using Apache Spark for real-time stream processing, such as aggregations, filtering, and enrichment of the financial data.
  • Cassandra Database: Employing Cassandra for storing the processed real-time financial market data, enabling efficient retrieval and analysis.
  • Grafana Dashboard: Creating a dynamic dashboard using Grafana to visualize real-time charts and graphs based on the stored data.
  • Trend Detection and Analysis: Enabling users to monitor market trends, patterns, and anomalies through the Grafana dashboard.
  • Visual Data Representation: Enhancing user understanding by presenting financial data in a graphical and easily interpretable manner.
Source code: Here.

Project 7: Real-Time Data Processing Pipeline for Music Applications

This project involves building a sophisticated real-time data processing pipeline for a fictitious music streaming service similar to Spotify. By participating in this project, you'll develop expertise in the following domains:

  • Real-Time Event Streaming: Streaming events generated by the music streaming service, such as user interactions, song plays, website navigation, and authentication events.
  • Data Lake: Developing a pipeline to consume and process real-time data, with regular intervals for saving processed data into a data lake.
  • Data Transformation: Applying real-time transformations to incoming data, preparing it for further analysis and reporting.
  • Hourly Batch Processing: Using hourly batch jobs to consume the processed data, apply transformations, and create tables for analytics.
  • Data Analytics: Conducting analyses on indicators such as popular songs, active users, user demographics, etc.
  • Streaming Technologies: Utilizing Apache Kafka and Apache Spark's Structured Streaming API for real-time data processing with low-latency capabilities.
  • Data Warehousing: Uploading processed data to Google Cloud Storage, transforming it with dbt for cleaning, conversion, and aggregation, and then loading it into BigQuery as a data warehouse.
  • Data Visualization: Creating visual representations of the data using Data Studio for effective data analysis and reporting.
  • Orchestration with Apache Airflow: Using Apache Airflow for orchestrating and scheduling various pipeline tasks.
  • Containerization with Docker: Employing Docker for containerization, ensuring consistent and reproducible environments.
Source code: Here.

Advanced Level

Project 8: Anomaly Detection in Cloud Servers

This project is centered around building an anomaly detection system for cloud servers. By engaging in this project, you'll develop expertise in the following domains:

  • Anomaly Detection: Implementing anomaly detection techniques to identify unusual or unexpected behavior in cloud server data.
  • Cloud Behavior Monitoring: Building a system that continuously monitors and analyzes cloud behavior to enhance reliability and preempt potential system breakdowns or failures.
  • Cloud Platform Administration: Providing cloud platform administrators with tools to detect abnormal system activities and take preemptive actions.
  • Cloud Dataflow Streaming Pipeline: Creating a real-time data processing pipeline using Google Cloud Dataflow to handle streaming data.
  • Feature Extraction: Designing mechanisms for extracting meaningful features from incoming cloud server data for further analysis.
  • BigQuery ML and Cloud AI Platform: Utilizing Google's BigQuery ML and Cloud AI Platform for machine learning-based anomaly detection.
  • Large-scale Data Handling: Implementing and validating the system on a significant volume of data (over 20TB).
  • Real-time Outlier Detection: Developing algorithms to perform real-time outlier detection, identifying potentially anomalous patterns as they occur.
  • Data Validation and Analysis: Incorporating mechanisms to validate data quality and analyze the identified anomalies.
  • Preventative Measures: Enabling administrators to take preventive actions based on anomaly detections to mitigate potential issues.
Source code: Here.

Project 9: Tourist Behavior Analysis using Big Data

This project focuses on analyzing tourist behavior to gain insights into their preferences, popular destinations, and future tourism trends. By participating in this project, you'll develop expertise in the following areas:

  • Tourist Behavior Analysis: Investigating and understanding the behavior of tourists through the analysis of digital traces they leave behind during their trips.
  • Big Data Processing: Handling and processing large volumes of data collected from various sources, such as social media, using big data analytics techniques.
  • Data Collection: Collecting digital traces and data from tourists' activities, such as social media posts, online reviews, and location check-ins.
  • Data Integration: Integrating data from different sources to create a comprehensive view of tourist behavior.
  • Predictive Analytics: Using the collected data to predict future tourism trends and preferences.
  • Business Insights: Assisting airlines, hotels, and tourism organizations in expanding their customer base and improving their marketing strategies.
  • Data Visualization: Visualizing data to create insights and trends that are easily understandable and actionable.
  • Forecasting: Using the data to anticipate future tourism patterns and demands.
  • Tourism Industry Enhancement: Contributing to the growth and development of the tourism sector through informed decision-making and strategy formulation.
Source code: Here.

Project 10: Stock Market Real-Time Data Analysis using Kafka, AWS, and Python

This project focuses on leveraging real-time stock market data for analysis using a combination of Kafka, AWS services, and Python. This is a follow along project by Darshil Parmar a freelance data engineer and solution architect.

By participating in this project, you'll develop expertise in the following areas:

  • Real-Time Data Simulation: Building a real-time data simulation application using Python to mimic stock market data flow.
  • Kafka Fundamentals: Gaining a deep understanding of Kafka's core components including Broker, Producer, Consumer, and Zookeeper.
  • Kafka Setup on AWS: Installing and configuring Kafka on Amazon EC2 instances or other virtual machines within the AWS environment.
  • Python Programming: Writing producer and consumer code in Python to interact with the Kafka stream.
  • Data Streaming Pipeline: Developing a real-time streaming pipeline to collect stock market data and store it in AWS S3.
  • Real-Time Data Analysis: Analyzing the incoming data stream in real-time to gain insights into stock market trends and patterns.
  • AWS Services Integration: Leveraging AWS services such as S3 for data storage and Athena for querying and analysis.
  • Data Warehousing: Storing real-time stock market data in AWS S3 for further processing and analysis.
  • Real-Time Insights: Extracting real-time insights from the data stream using Amazon Athena.
  • Application Development: Combining the components to build a comprehensive real-time stock market data analysis application.
Link to follow along: Here.

Project 11: Audiophile End-To-End ELT Pipeline

This project revolves around constructing a comprehensive end-to-end Extract, Load, Transform (ELT) pipeline for audiophile data. By engaging in this project, you'll develop expertise in the following domains:

  • Data Extraction: Extracting data from Crinacle's Headphone and InEarMonitor databases.
  • Data Transformation: Transforming the extracted data to match the format required for analysis and visualization.
  • Data Loading: Loading the transformed data into AWS services such as S3, Redshift, and RDS.
  • Database Management: Managing data in Redshift and RDS, ensuring efficient storage and retrieval.
  • Data Transformation with dbt: Utilizing dbt (data transformation tool) to perform data transformations and prepare it for analytical use.
  • Airflow DAG Tasks: Designing and managing Airflow Directed Acyclic Graph (DAG) tasks for orchestrating the pipeline.
  • Metabase Dashboard: Finalizing data for a Metabase dashboard, allowing users to visualize and analyze the audiophile data.
  • AWS Ecosystem: Gaining proficiency in AWS services like S3 for storage, Redshift for data warehousing, and RDS for managed databases.
  • Data Quality Assurance: Ensuring data quality and consistency throughout the pipeline.
  • ETL Best Practices: Following industry best practices for building efficient and scalable ETL pipelines.
Source code: Here

Project 12: Smart Cities Using Big Data

This project revolves around creating an innovative approach to managing urban environments through the integration of big data, sensors, and advanced analytics. By participating in this project, you'll develop expertise in the following domains:

  • Smart City Concept: Understanding the principles of smart cities, where data from various sources is utilized to enhance urban operations and services.
  • Data Collection: Gathering data from citizens, devices, buildings, sensors, and assets through electronic means, voice activation, and sensors.
  • Data Processing and Analysis: Processing and analyzing collected data to gain insights and enable better management of city assets and services.
  • Big Data: Employing big data technologies to handle and process large volumes of data generated in a smart city environment.
  • Advanced Algorithms: Utilizing advanced algorithms to analyze data for tasks like traffic management, crime detection, energy optimization, and more.
  • Smart Network Infrastructures: Implementing smart network infrastructures to support data collection and communication among devices.
  • Analytics Platforms: Using analytics platforms to make informed decisions based on the processed data.
  • Integration with OpenVINO Toolkit: Demonstrating how to integrate media building pieces with analytics provided by the OpenVINO Toolkit for tasks like traffic sensing and management.
  • Innovative Urban Solutions: Applying data-driven insights to manage traffic, utilities, energy consumption, public services, and more within a smart city.
  • Data Privacy and Security: Addressing concerns related to data privacy and security when collecting and analyzing data from citizens and devices.
Source code: Here.


Data engineering projects serve as invaluable learning experiences for individuals seeking to delve into the field of data engineering. By engaging with these projects, participants gain hands-on experience in data modeling, ETL processes, real-time analytics, cloud integration, and more. The knowledge acquired from completing these projects empowers individuals to tackle real-world data challenges and contribute to industries ranging from finance and e-commerce to healthcare and urban planning.

We at Alphaa AI are on a mission to tell #1billion #datastories with their unique perspective. We are the community that is creating Citizen Data Scientists, who bring in data first approach to their work, core specialisation, and the organisation.With Saurabh Moody and Preksha Kaparwan you can start your journey as a citizen data scientist.

Need Data Career Counseling. Request Here

Ready to dive into data Science? We can guide you...

Join our Counseling Sessions

Find us on Social for
data nuggets❤️