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.

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounts Payable and Receivable, Accounting, Financial Reporting, Bookkeeping, Accounting Software, Accounting Records, Budgeting, Accounting and Finance Software, Financial Accounting, Tax Returns, Data Import/Export, Inventory Management System, Order Management, Tax Management, Financial Statements, Tax, General Ledger, Data Entry, Finance, Banking
Beginner · Professional Certificate · 3 - 6 Months

CVS Health
Skills you'll gain: Active Listening, De-escalation Techniques, Greeting Customers, Customer Service, Empathy, Cross Selling, Call Center Experience, Transaction Processing, Upselling, Retail Store Operations, Customer Complaint Resolution, Cash Register Operation, Problem Solving, Conflict Management, Customer Relationship Building, Customer Inquiries, Teamwork, Data Entry, Communication, Time Management
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: OAuth, API Gateway, API Design, Restful API, Application Programming Interface (API), Cloud API, Continuous Deployment, CI/CD, Application Lifecycle Management, Secure Coding, Security Controls, Proxy Servers, Authorization (Computing), Continuous Integration, Application Security, Middleware, Software Documentation, Information Systems Security, Network Security, Data Security
Intermediate · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: AI Enablement, Business Leadership, Strategic Leadership, Responsible AI, Business Strategy, Generative Adversarial Networks (GANs), Data Strategy, Business Transformation, Strategic Decision-Making, Organizational Effectiveness, Deep Learning, Artificial Intelligence, Organizational Development, Human Centered Design, Data Quality, Design Thinking, Governance, User Centered Design, Ethical Standards And Conduct
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Blockchain, Ledgers (Accounting), Financial Inclusion, FinTech, Emerging Technologies, Cryptography, Payment Systems, Digital Assets, Stakeholder Analysis, Distributed Computing, Program Implementation, Public Key Cryptography Standards (PKCS), Information Privacy, Governance, Network Security, Data Integrity, Financial Services
Beginner · Course · 1 - 3 Months

Skills you'll gain: Multimodal Prompts, OpenAI API, ChatGPT, JSON, Large Language Modeling, Python Programming, Text Mining, Data Validation, Unstructured Data
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Customer Analysis, Unsupervised Learning, Customer Insights, Marketing Analytics, Applied Machine Learning, Data Analysis, Web Analytics, Retail Store Operations, Machine Learning, Machine Learning Algorithms, Histogram, Decision Tree Learning, Model Evaluation, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Salesforce, Data Quality, Data Modeling, Data Integration, Business Process Automation, Email Marketing, Data Security, Data Cleansing, Sales Enablement, Sales Pipelines, Data Management, Business Process, User Accounts, Customer Relationship Management (CRM) Software, Sales Development, Stakeholder Engagement, Customer Engagement, Dashboard, Automation, Cloud Computing
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, GitHub, Scientific Methods, Bioinformatics, Technical Documentation, Informatics, Clinical Informatics, R (Software), Data Analysis, Programming Principles, R Programming, Version Control, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Incident Response, Penetration Testing, Computer Security Incident Management, Cyber Threat Intelligence, Cybersecurity, Threat Detection, Cyber Security Assessment, Vulnerability Assessments, Threat Modeling, Security Awareness, Threat Management, Malware Protection, Email Security, AI Security, Exploitation techniques, Network Security, Payment Card Industry (PCI) Data Security Standards
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Correlation Analysis, Statistical Visualization, Descriptive Statistics, Statistical Analysis, Data Analysis, Box Plots, R (Software), Systems Of Measurement, Data Quality, Run Chart, Scatter Plots, Regression Analysis, Statistical Methods, Verification And Validation, Statistical Hypothesis Testing
Intermediate · Course · 1 - 3 Months