Reinforcement Learning courses can help you learn key concepts like Markov decision processes, reward systems, and policy optimization. You can build skills in algorithm design, simulation environments, and evaluating agent performance. Many courses introduce tools such as TensorFlow and OpenAI Gym, that support implementing and testing reinforcement learning algorithms in practical scenarios.

Council on Foreign Relations
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Environmental Policy, Climate Change Programs, Energy and Utilities, Social Justice, Social Impact, Environmental Issue, Environment, Policy Development, Policy Analysis, Mitigation, Public Policies, Emerging Technologies, Pollution Prevention, International Relations, Sustainable Development, Sustainable Technologies, Diplomacy, Governance
★ 4.9 (20) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Color Theory, Typography, Digital Design, Graphic and Visual Design, Graphic Design, Visual Design, Design Elements And Principles, Branding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scrum (Software Development), Agile Methodology, Agile Software Development, Sprint Retrospectives, Team Building, Sprint Planning, Agile Project Management, Scaled Agile Framework, Team Management, Team Oriented, Agile Product Development, Backlogs, Communication Strategies, Project Risk Management, Project Estimation, Estimation, Business Priorities, Risk Management, Strategic Communication, Prioritization
★ 4.8 (44) · Beginner · Specialization · 3 - 6 Months

MedCerts
Skills you'll gain: Patient Communication, Patient-centered Care, Nutrition Education, Nutrition and Diet, Basic Patient Care, Patient Education And Counseling, Vital Signs, Direct Patient Care, Medical Assistance, Patient Education and Support, Clinical Nutrition, Health Assessment, Patient Observation, Health And Wellness Coaching, Medical History Documentation
★ 5 (13) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cloud Solutions, Cloud Computing, Cloud Hosting, Cloud Platforms, Hybrid Cloud Computing, Private Cloud, Application Performance Management, Data Storage Technologies, Data Security, DevOps
★ 4.6 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Application Development, Scripting Languages, Shell Script, Model View Controller, Python Programming, Software Development Methodologies, Data Validation, Record Keeping, Programming Principles, Code Reusability, Problem Solving
★ 4.9 (49) · Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
★ 4 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Data Preprocessing, AWS SageMaker, Model Evaluation, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Amazon Web Services, Model Training, Predictive Modeling, Machine Learning Methods, Applied Machine Learning, Data Processing, Machine Learning, Supervised Learning, Machine Learning Algorithms, Unsupervised Learning, Classification Algorithms
★ 4.3 (7) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Deployment, Cloud Infrastructure, Cloud Services, Cloud Computing, Service Level Agreement, Cloud Platforms, Public Cloud, Service Level, Virtualization, Application Deployment
★ 4.7 (21) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Model Deployment, MLOps (Machine Learning Operations), Cloud Computing, Cloud Deployment, Data Pipelines, Data Store, Model Training, Data Management, Cloud Infrastructure, Machine Learning, Applied Machine Learning, AI Workflows, Model Evaluation, Configuration Management, Development Environment
★ 4.6 (30) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wiring Diagram, Architectural Drawing, AutoCAD, Electrical Wiring, Electrical Systems, Electrical Equipment, Technical Drawing, Electrical Power, Drafting and Engineering Design, Computer-Aided Design, Engineering Drawings, Schematic Diagrams, Engineering Design Process, Commercial Construction, Electrical Engineering, Layout Design, Autodesk, Technical Documentation, AutoCAD Civil 3D, Design Software
★ 4.8 (25) · Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Structures, File I/O, Debugging, Data Processing, Application Development, Code Reusability, Maintainability, File Management, File Systems, Programming Principles, Computer Programming, Python Programming, System Configuration, Operating Systems, Software Development, Virtual Machines, Cross Platform Development
★ 4.7 (23) · Beginner · Specialization · 1 - 3 Months