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: Database Architecture and Administration, Data Maintenance, Operational Databases, Relational Databases, Capacity Planning, Database Management, Capacity Management, Data Integrity, Disaster Recovery, Data Validation, Performance Tuning, Problem Management, Demand Planning, Data Access, Forecasting, Resource Planning, Performance Analysis, Time Series Analysis and Forecasting
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Network Troubleshooting, Computer Hardware, Cloud Computing, Technical Support and Services, Technical Support, General Networking, End User Training and Support, System Support, Peripheral Devices, Networking Hardware, System Configuration, Data Storage, Network Administration, Network Infrastructure, Information Technology, Hardware Architecture, Configuration Management
★ 4.6 (208) · Advanced · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Tensorflow, Dataflow, Data Transformation, Data Processing, Data Pipelines, Applied Machine Learning, Data Modeling, Keras (Neural Network Library), Machine Learning
★ 4.5 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Field-Programmable Gate Array (FPGA), Electronic Systems, Electronic Hardware, Electronics, Hardware Design, Electronics Engineering, Serial Peripheral Interface, Electrical and Computer Engineering, Computational Logic, Microarchitecture, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Hardware Architecture, Electronic Components, Internet Of Things, Verification And Validation, Simulation and Simulation Software, Design Software
★ 4.5 (183) · Intermediate · Specialization · 3 - 6 Months
Starweaver
Skills you'll gain: Generative AI Agents, CrewAI, AI Orchestration, Generative AI, Agentic Workflows, AI Workflows, Agentic systems, Prompt Patterns, Tool Calling, LLM Application, AI Integrations, Large Language Modeling, Model Deployment, Responsible AI, Retrieval-Augmented Generation, Application Deployment, Collaboration, Data Integration, Job Evaluation, Logical Reasoning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Sales Process, General Sales Practices, Generative AI Agents, Sales Management, Sales, Data Ethics, Business Ethics, Forecasting, Customer Relationship Management, Strategic Decision-Making
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Financial Statements, Financial Statement Analysis, Portfolio Management, Investment Management, Portfolio Risk, Financial Acumen, Income Statement, Investments, Financial Analysis, Balance Sheet, Financial Reporting, Financial Data, Profit and Loss (P&L) Management, Business Valuation, Financial Market, Risk Management, Accruals, Cash Flows, Capital Budgeting, Securities (Finance)
★ 4.8 (294) · Intermediate · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Biochemistry, Biochemical Assays, Molecular Biology, Cell Biology, Chemistry, Laboratory Research, Laboratory Techniques, Scientific Visualization, Specimen Labeling, Biology, Drug Development
★ 4.6 (172) · Intermediate · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Risking, Machine Learning Methods, FinTech, Financial Inclusion, Financial Services, Responsible AI, Data Ethics, Artificial Intelligence, Data Sharing, Financial Regulation, Financial Systems, Data Governance, Application Programming Interface (API), Financial Data, Finance, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Innovation, General Data Protection Regulation (GDPR), Natural Language Processing
★ 4.7 (100) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Generative Model Architectures, Generative AI, Large Language Modeling, Vision Transformer (ViT), Artificial Neural Networks, Deep Learning, Recurrent Neural Networks (RNNs), Natural Language Processing
★ 3.7 (6) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: MLOps (Machine Learning Operations), Large Language Modeling, LLM Application, Jupyter, AI Workflows, Model Training, Software Versioning
★ 4.7 (10) · Intermediate · Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Market, Capital Budgeting, Financial Management, Finance, General Finance, Investments, Securities (Finance), Equities, Capital Markets, Decision Making, Return On Investment, Market Data, Risk Management, Cash Flows, Risk Analysis
★ 4.6 (97) · Beginner · Course · 1 - 4 Weeks