Data manipulation courses can help you learn data cleaning, transformation techniques, and exploratory data analysis. You can build skills in using functions for data aggregation, filtering datasets, and visualizing information effectively. Many courses introduce tools like Python, R, and SQL, that support handling large datasets and performing complex analyses. You'll also explore libraries such as Pandas and NumPy, which streamline data manipulation tasks and enhance your ability to derive insights from raw data.

Skills you'll gain: Model Training, Model Optimization, Model Evaluation, Machine Learning Software, Applied Machine Learning, Predictive Modeling, Machine Learning Methods, Feature Engineering, Workflow Management, Verification And Validation, Machine Learning, Supervised Learning, Statistical Machine Learning, Statistical Modeling, Scikit Learn (Machine Learning Library), Benchmarking, Random Forest Algorithm, Performance Analysis, Cost Management, Resource Utilization
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Research, Research Methodologies, Legal Research, Research Design, Writing, Legal Writing, Database Software, Databases, Journals, Legal Technology
★ 4.4 (47) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Public Key Infrastructure, Cybersecurity, Cryptography, Cryptographic Protocols, Exploitation techniques, Security Testing, Encryption, Technical Writing, Test Tools, Human Factors (Security), Technical Communication
★ 4 (10) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: DeepSeek API, Deepseek, LangChain, Generative AI, LLM Application, AI Workflows, AI Integrations, Software Development Tools, Automation, Application Deployment, Cross Platform Development, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), User Interface (UI) Design, UI Components, User Interface and User Experience (UI/UX) Design, JSON, Object Oriented Programming (OOP), Object Oriented Design, Mobile Development, Package and Software Management, Code Reusability, Data Modeling
★ 5 (8) · Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Court Systems, Telecommunications, Law, Regulation, and Compliance, Information Privacy, Personally Identifiable Information, Case Law, Regulation and Legal Compliance, Data Security, Digital Communications, Public Policies, Security Management, Security Strategy
★ 4.3 (50) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Data Modeling, Google Cloud Platform, Feature Engineering, Model Training, Data Store, Data Preprocessing, Data Processing, Data Management, Data Storage Technologies
★ 4 (20) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Enablement, AI Product Strategy, Artificial Intelligence, AI literacy, Responsible AI, Business Strategy, Applied Machine Learning, Team Building, Data Ethics, Data Science, Artificial Neural Networks, Machine Learning, Deep Learning, Social Impact, Sales, Writing
★ 4.8 (25) · Beginner · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Microsoft Excel, Microsoft Office, Spreadsheet Software, File Management, Data Entry, Productivity Software
★ 4.8 (107) · Beginner · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Debugging, Computer Systems, Computer Architecture, Microarchitecture, System Programming, System Software, Computational Logic, Programming Principles, Hardware Architecture, Data Storage, Operating Systems, Secure Coding, Data Structures, Application Security, Memory Management, Exploit development
★ 4.7 (59) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Statistical Inference, Data-Driven Decision-Making, Data Analysis, Estimation, Statistical Analysis, Statistical Methods, Correlation Analysis, Marketing Analytics, Data Validation, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Code Reusability, Computational Logic, Programming Principles, Data Import/Export, Web Development
★ 4.5 (13) · Intermediate · Course · 1 - 4 Weeks