This course teaches you how to transform real-world datasets into reliable analytical assets through practical, reproducible data-cleaning techniques. You’ll learn how to evaluate categorical features and select optimal encoding strategies, measure and document data quality, and apply effective approaches to handle missing values. Using Python and pandas, you'll practice assessing cardinality, implementing target encoding, validating completeness with Great Expectations, and building transparent transformation lineage. You’ll also clean messy fields such as ages, salary outliers, and dates to ensure consistent model-ready outputs. Designed for analysts, data engineers, and ML practitioners, this course equips you with the job-ready skills needed to prepare high-quality datasets that support trustworthy insights and predictive modeling.
You will analyze categorical features to determine the optimal encoding strategy based on cardinality and model fit considerations.
涵盖的内容
2个视频2篇阅读材料1个作业
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2个视频•总计11分钟
Welcome and What Encoding Really Solves•5分钟
Cardinality Essentials and a Practical Guide to Target Encoding•6分钟
2篇阅读材料•总计12分钟
Encoding Options Explained Simply•8分钟
Encoding Decision Framework•4分钟
1个作业•总计10分钟
Hands-On Activity: Pick the Right Encoder for Product IDs•10分钟
Transform Data: Cleanse, Encode, Validate: Data Quality Metrics and Lineage Documentation
第 2 单元•小时 后完成
单元详情
You will evaluate data quality metrics and document data transformation lineage to ensure transparency and reliability.
涵盖的内容
1个视频1篇阅读材料1个作业
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1个视频•总计5分钟
Data Quality Metrics and Quick Validation with Great Expectations•5分钟
1篇阅读材料•总计8分钟
Lineage Documentation: Tracking Your Transformations•8分钟
1个作业•总计25分钟
Hands-On Activity: Validating Data Quality and Interpreting Results with Great Expectations •25分钟
Transform Data: Cleanse, Encode, Validate: Handle Missing Data with Confidence: Impute, Flag, and Validate
第 3 单元•小时 后完成
单元详情
You will apply techniques to impute, flag, and validate missing or null values to produce consistent, model-ready datasets.
涵盖的内容
1个视频1篇阅读材料2个作业
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1个视频•总计5分钟
Why Missing Data Happens and Why Fixing It Is a Decision•5分钟
1篇阅读材料•总计8分钟
Diagnosing and Handling Missing Data Thoughtfully •8分钟
2个作业•总计40分钟
Hands-On Activity: Clean and Prepare a Messy HR Dataset•20分钟
Orchestrate, Analyze, and Evaluate ML Pipelines: Building ETL and ELT Pipelines for Feature Stores
第 4 单元•小时 后完成
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You will apply ETL and ELT pipelines to ingest data from various sources into a feature store using structured transformation workflows.
涵盖的内容
2个视频1篇阅读材料1个作业
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2个视频•总计11分钟
Why ETL and ELT Matter for ML Pipelines•6分钟
Orchestrating Daily Pipelines with Airflow•5分钟
1篇阅读材料•总计8分钟
ETL vs. ELT Patterns in Modern ML Systems•8分钟
1个作业•总计20分钟
Hands-On Activity: Design a Daily Airflow DAG•20分钟
Orchestrate, Analyze, and Evaluate ML Pipelines: Managing Schema Changes for Pipeline Resilience
第 5 单元•17分钟 后完成
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You will analyze upstream schema changes and implement safeguards to maintain data pipeline resilience and downstream compatibility.
涵盖的内容
2个视频1篇阅读材料
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2个视频•总计9分钟
Why Schema Changes Break Pipelines•5分钟
Applied Walkthrough: Updating Transform Logic for Schema Changes•4分钟
1篇阅读材料•总计8分钟
Schema Evolution and Backward Compatibility•8分钟
Orchestrate, Analyze, and Evaluate ML Pipelines: Evaluating Pipeline Health Against SLAs
第 6 单元•小时 后完成
单元详情
You will evaluate data freshness, lag, and pipeline success rates against service level agreements to assess operational reliability.
涵盖的内容
1个视频1篇阅读材料3个作业
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1个视频•总计4分钟
From Pipeline Runs to SLAs•4分钟
1篇阅读材料•总计6分钟
Seeing the Whole Pipeline: From Ingestion to SLAs •6分钟
3个作业•总计75分钟
Hands-On Activity: Interpreting Pipeline Metrics and Detecting SLA Breaches •15分钟
Hands-On Activity: End-to-End ML of a Pipeline Reliability Lab•40分钟
Graded Quiz: Evaluating ML Pipeline Design and Reliability•20分钟
Optimize ML Dev: Version, Reproduce, and Save: Version ML Workflows with Confidence
第 7 单元•小时 后完成
单元详情
You will apply version control branching strategies to manage code, experiments, and project artifacts effectively.
涵盖的内容
3个视频1篇阅读材料2个作业
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3个视频•总计24分钟
Welcome & Course Introduction Video•3分钟
How Git Branching Supports ML Development•7分钟
Creating a Feature Branch and Managing Artifacts•14分钟
1篇阅读材料•总计6分钟
Comparing Git workflows: What you should know•6分钟
2个作业•总计25分钟
Hands-On Activity: Create a Feature Branch and Push ML Artifacts•20分钟
Practice Quiz: Branching Patterns, Commit Hygiene, Artifact Management •5分钟
Optimize ML Dev: Version, Reproduce, and Save: Build Reproducible ML Environments
第 8 单元•小时 后完成
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You will apply virtual environment tools to configure reproducible project environments with stable dependencies.
涵盖的内容
2个视频1篇阅读材料1个非评分实验室
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2个视频•总计17分钟
Understanding Virtual Environments for ML Development•6分钟
Initializing a Poetry Project and Locking Dependencies•11分钟
1篇阅读材料•总计6分钟
Understanding the pyproject.toml Specification •6分钟
1个非评分实验室•总计45分钟
Create a Reproducible Poetry Environment for Your ML Workflow•45分钟
Optimize ML Dev: Version, Reproduce, and Save: Optimize Compute Costs in ML Experiments
第 9 单元•小时 后完成
单元详情
You will analyze resource utilization across CPU, GPU, and memory usage to optimize compute costs during experimentation.
涵盖的内容
2个视频1篇阅读材料2个作业
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2个视频•总计23分钟
Understanding Compute Cost in ML Development•8分钟
Spotting Resource Bottlenecks and Moving Jobs to Cheaper Compute•15分钟
1篇阅读材料•总计6分钟
VS Code Remote Development for ML Workflows •6分钟
2个作业•总计40分钟
Hands-On Activity: Analyze Resource Metrics and Recommend Cost Optimization Actions•20分钟
Graded Quiz: ML Development Optimization •20分钟
Project: Build a Production-Ready ML Data Pipeline
第 10 单元•小时 后完成
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In this project, you will design and implement a production-style machine learning data pipeline for a financial services risk modeling scenario. The raw dataset contains missing values, inconsistent categorical entries, potential outliers, and simulated schema drift. Your task is to transform this dataset into a validated, model-ready feature store. You will clean and preprocess structured tabular data, select encoding strategies based on feature cardinality, implement data validation using Great Expectations, detect schema changes between pipeline runs, generate SLA metrics to assess reliability, and save processed features in parquet format.
Beyond the core pipeline, you will also apply professional development practices that are standard in production ML teams: setting up a virtual environment for reproducibility, using version control branching strategies to manage your work, and analyzing resource utilization to understand compute costs. Your final deliverable is a modular Python script and a structured written engineering explanation that demonstrates your ability to design reliable, production-aligned ML data infrastructure.
涵盖的内容
2篇阅读材料1个作业
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2篇阅读材料•总计13分钟
Why Reliable Data Pipelines Matter in Financial ML Systems •6分钟
Project Requirements for Production ML Data Pipeline •7分钟
Coursera brings together a diverse network of subject matter experts who have demonstrated their expertise through professional industry experience or strong academic backgrounds. These instructors design and teach courses that make practical, career-relevant skills accessible to learners worldwide.
Is Data Engineering & Pipeline Reliability for Machine Learning suitable for beginners?
This course is intended for learners with some experience in programming and machine learning. It focuses on engineering practices used to build reliable data pipelines for ML systems.
What tools will I learn in Data Engineering & Pipeline Reliability for Machine Learning?
You'll work with tools and practices commonly used in ML engineering, including data pipeline orchestration frameworks, version control systems like Git, and reproducible environment management tools.
Why are reliable data pipelines important for machine learning?
Machine learning models rely on consistent, high-quality data. Reliable pipelines ensure that data transformations are reproducible, scalable, and maintain performance as systems evolve.
When will I have access to the lectures and assignments?
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What will I get if I subscribe to this Specialization?
When you enroll in the course, you get access to all of the courses in the Specialization, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.
Is financial aid available?
Yes. In select learning programs, you can apply for financial aid or a scholarship if you can’t afford the enrollment fee. If fin aid or scholarship is available for your learning program selection, you’ll find a link to apply on the description page.