Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Scrimba
Skills you'll gain: OpenAI API, Image Analysis, Multimodal Prompts, Prompt Engineering, Generative AI, AI powered creativity, OpenAI, Image Quality, Computer Vision, Artificial Intelligence, AI literacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Apache Airflow, Operational Databases, PostgreSQL, MySQL, Data Warehousing, Data Pipelines, Database Software, Extract, Transform, Load, Database Management Systems, Database Design, Data Maintenance, SQL, Data Architecture, Performance Tuning, Disaster Recovery, Data Security
Advanced · Course · 1 - 3 Months

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Customer Analysis, Marketing Effectiveness, Customer Retention, Advanced Analytics, Marketing Strategies, Market Analysis, Sales Management, Customer Insights, Marketing Planning, Data-Driven Decision-Making, Customer experience improvement, Customer Service, Predictive Analytics, Consumer Behaviour, Case Studies, Predictive Modeling, R Programming, Performance Metric
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Email Marketing, Performance marketing, Product Promotion, Content Marketing, Online Advertising, Data-Driven Marketing, Social Media, Web Analytics, Blogs, Marketing Analytics, Professional Networking, Market Opportunities
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Process Mapping, Lean Six Sigma, Six Sigma Methodology, Quality Management, Process Analysis, Quality Improvement, Quality Monitoring, Data-Driven Decision-Making, Process Flow Diagrams, Pareto Chart, Run Chart, Statistical Process Controls, Process Improvement, Statistical Analysis, Product Quality (QA/QC), Process Improvement and Optimization, Quality Assessment, Quality Control, Data Analysis, Data Analysis Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Advertising Campaigns, Search Engine Marketing, Pay Per Click Advertising, Performance Metric, Campaign Management, Performance Analysis, Online Advertising, Keyword Research, Performance marketing, Performance Measurement, Bidding, Conversion Funnel Analysis, Digital Advertising, Digital Marketing Campaigns, Web Analytics, Campaign Planning, Registration, Advertising, Digital Marketing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Evaluation, Supervised Learning, Data Preprocessing, Random Forest Algorithm, Applied Machine Learning, Model Optimization, Model Training, Data Processing, Machine Learning Methods, Decision Tree Learning, Machine Learning Algorithms, Classification Algorithms, Analysis, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Cloud Development, Identity and Access Management, Infrastructure As A Service (IaaS), Cloud Applications, Kubernetes, Prompt Engineering, Cloud Storage, Cloud Services, Virtual Machines, Generative AI Agents, Virtual Networking, Cloud Management, Cloud Computing, Cloud Deployment, Network Infrastructure, Containerization, Data Storage, Serverless Computing
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java Programming, Java, Graph Theory, Computer Programming, Computational Thinking, Spatial Data Analysis, Theoretical Computer Science, Memory Management, Simulations, Performance Tuning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Generative AI, Prompt Engineering Tools, Miro AI, Financial Accounting, Cash Flow Forecasting, Accounting, Cash Flows, Data Processing
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, Model View Controller, Cascading Style Sheets (CSS), JavaScript Frameworks, Application Frameworks, UI Components, Front-End Web Development, Web Applications, Hypertext Markup Language (HTML), Web Development, Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Supplier Risk Management, Data Storytelling, Service Level Agreement, Inventory Management, Supplier Management, Root Cause Analysis, Legal Risk, Variance Analysis, Process Improvement, Supplier Performance Management, Contract Review, Supplier Quality Management, Inventory Control Systems, Data Entry, Risk Management, Data Analysis, Contract Management, Continuous Improvement Process, Quality Control, Cost Reduction
Intermediate · Specialization · 3 - 6 Months