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.

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, Amazon Redshift, Databases, Database Architecture and Administration, Database Design, Relational Databases, Apache Cassandra, NoSQL, Data Warehousing, Redis, Data Analysis Expressions (DAX)
★ 4.2 (6) · Intermediate · Course · 1 - 4 Weeks

International Institute of Information Technology, Hyderabad
Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Systems Architecture, Computer Systems, Computer Hardware, Performance Tuning, Memory Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Grant Writing, Sample Size Determination, Biostatistics, Medical Science and Research, Statistical Analysis, Data Analysis, Clinical Research, Statistical Methods, Science and Research, Data Collection, Statistical Modeling
★ 5 (11) · Intermediate · Course · 1 - 3 Months

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
★ 4.6 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computational Logic, Data Structures, Diagram Design, Data Store, Dataflow, Functional Design, Program Development, Data Management
Intermediate · Course · 1 - 3 Months
Skills you'll gain: LLM Application, Data Preprocessing, Large Language Modeling, Data Import/Export, Artificial Intelligence and Machine Learning (AI/ML), Data Integration, Applied Machine Learning, Data Capture, Data Quality, Exploratory Data Analysis, Natural Language Processing, Classification Algorithms, Data Management
★ 5 (9) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Corporate Communications, Internal Communications, Strategic Communication, Media Relations, Stakeholder Communications, Stakeholder Engagement, Intercultural Competence, Public Relations, Cultural Diversity, Communication Strategies, Business Ethics, Crisis Management, Cultural Sensitivity, Ethical Standards And Conduct, Digital Communications, Drive Engagement, Employee Engagement, Branding
★ 4.7 (33) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: People Management, Leadership and Management, Team Performance Management, Team Management, Trustworthiness, Leadership, Interpersonal Communications, Team Building, Conflict Management, Performance Management, Team Leadership, Business Leadership, Active Listening, Team Motivation, Relationship Building, Honesty, Constructive Feedback, Empathy, Coaching, Organizational Strategy
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, AWS SageMaker, Amazon DynamoDB, Amazon Web Services, Amazon Redshift, Serverless Computing, Identity and Access Management, Amazon S3, AWS CloudFormation, Cloud Management, AWS Kinesis, Infrastructure as Code (IaC), Virtual Networking, Cloud Security, Network Security, Threat Detection, Network Architecture, Kubernetes, Containerization
★ 4.2 (6) · Advanced · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Musical Composition, Music, Algorithms, Digital Signal Processing, Programming Principles, Other Programming Languages, Development Environment, Object Oriented Programming (OOP), Data Mapping
★ 4.6 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Coordinating, Spreadsheet Software, Excel Formulas, Project Management, Project Coordination, Organizational Skills, Project Planning, Data Validation, Shared Media
★ 4.9 (45) · Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Data Visualization Software, Tableau Software, Data Visualization, Statistical Visualization, Geospatial Information and Technology, Data Analysis, Geospatial Mapping, Graphing, Business Analytics, Data Presentation, Advanced Analytics, Marketing Analytics, Data Science, Forecasting
Advanced · Course · 1 - 4 Weeks