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.

Skills you'll gain: Scalability, Software Design Patterns, Node.JS, Distributed Computing, Dataflow, Data Pipelines, Event-Driven Programming, Object Oriented Design, Software Design, Software Architecture, Performance Tuning, Live Streaming, Real Time Data, Systems Architecture, File I/O, Javascript, Object Oriented Programming (OOP), Systems Design, Code Reusability, Maintainability
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Object Oriented Design, Data Structures, Code Reusability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Consumer Behaviour, Marketing Psychology, Advertising, Data Collection, Market Research, Customer Analysis, Marketing, Surveys, Customer Insights, Target Market, Data-Driven Marketing, Marketing Strategies, Target Audience, Market Analysis, Qualitative Research, Global Marketing, Research Methodologies, Persuasive Communication, Marketing Communications, Marketing Strategy and Techniques
Beginner · Specialization · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Customer experience strategy (CX), Communication Planning, Marketing Strategies, Consumer Behaviour, Customer Insights, Marketing Communications, Marketing Planning, Target Market, Strategic Marketing, Digital Transformation, Digital Marketing, Customer Analysis, Digital Communications, Digital Marketing Tools, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Responsible AI, Data Ethics, Talent Acquisition, Compliance Management, Human Resources, HR Tech, Performance Appraisal, Generative AI, Law, Regulation, and Compliance, Human Resource Management, Performance Review, Talent Recruitment, Human Capital, Workforce Planning, AI Workflows, Employee Engagement, Large Language Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Policies, Operating System Administration, Enterprise Security, Technical Support and Services
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Team Performance Management, Performance Management, Key Performance Indicators (KPIs), Performance Measurement, Employee Performance Management, Performance Metric, Performance Improvement, Human Resource Strategy, Performance Analysis, Performance Appraisal, Accountability Frameworks, Performance Review, People Analytics, Constructive Feedback, Organizational Strategy, Accountability, Employee Engagement, Data-Driven Decision-Making, Analytics, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Web Design, Hypertext Markup Language (HTML), Web Development, Debugging, Web Applications, No-Code Development, Front-End Web Development, Development Environment, Web Development Tools, UI Components, Microsoft Visual Studio, Integrated Development Environments
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Docker (Software), Security Information and Event Management (SIEM), Software Installation, Containerization, Microsoft Windows, Event Monitoring, System Configuration, Cloud Computing, Data Security
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Product Design, Product Management, Interviewing Skills, Case Studies, Oral Expression, Stakeholder Communications, Portfolio Management, Verbal Communication Skills, User Research, Team Oriented, Estimation, Storytelling, Technical Communication, Analysis, Complex Problem Solving, Data Analysis, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, API Testing, Application Programming Interface (API), Code Reusability, Application Security, Software Testing, Microservices, Authorization (Computing), Database Development, Web Servers, Databases, Software Architecture, JSON, Maintainability
★ 4.5 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Accounting Software, Standard Accounting Practices, Financial Auditing, Data-Driven Decision-Making, Reconciliation, AI Integrations, Business Workflow Analysis, Operational Analysis, Artificial Intelligence, Transaction Processing, Process Analysis
Beginner · Course · 1 - 4 Weeks