Academic English courses can help you learn effective writing techniques, advanced grammar, and critical reading skills. You can build skills in crafting essays, delivering presentations, and engaging in academic discussions. Many courses introduce tools like citation management software and online collaboration platforms, that support organizing research and enhancing communication in academic settings.

Cisco Learning and Certifications
Skills you'll gain: Workflow Management, Incident Response, Security Information and Event Management (SIEM), Event Monitoring, Computer Security Incident Management, Security Management, Cyber Operations, System Monitoring, Cyber Threat Intelligence, Threat Management, Incident Management, Business Process Management, Operational Excellence, Threat Detection, Continuous Monitoring, Governance, Security Strategy, Cloud Deployment, Performance Measurement, Stakeholder Engagement
★ 4.8 (368) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, Cloud Services, TCP/IP, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Network Architecture, Virtual Networking, Wide Area Networks, Cloud Engineering, Network Protocols, Cloud Computing Architecture, Cloud Platforms, Linux Administration, Network Troubleshooting, Linux, Kubernetes, Network Switches, Terraform
★ 4.6 (138) · Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Business Transformation, Leadership Studies, Change Management, Organizational Development, Leadership Development, Organizational Change, Organizational Leadership, Agile Methodology, Culture Transformation, Team Leadership, Leadership, Team Management, Organizational Effectiveness, Organizational Structure, Adaptability
★ 4.8 (2.4K) · Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Social Media, LinkedIn, Facebook, Social Media Strategy, Social Network Analysis, Professional Networking, Digital Media Strategy, Social Media Analytics, Cross-Channel Marketing, General Networking, Instagram, Business Strategies, Communication Strategies, Digital Communications
★ 4.4 (992) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Quality Management, Quality Management Systems, ISO 9000 Series, Statistical Process Controls, Product Quality (QA/QC), Quality Improvement, Quality Monitoring, Quality Assessment, Service Improvement, Customer experience strategy (CX), Customer experience improvement, Quality Control, Continuous Quality Improvement (CQI), User Feedback, Product Improvement, Continuous Improvement Process, Technical Standard, Process Improvement
★ 4.3 (389) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, AI Workflows, Agentic Workflows, AI Orchestration, Generative AI Agents, Agentic systems, LangChain, LLM Application, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Prompt Patterns, Retrieval-Augmented Generation, Tool Calling, Responsible AI, Risking, Context Management, Software Development, Python Programming, Data Science
★ 4.6 (110) · Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Computer Vision, Image Analysis, Color Theory, Digital Signal Processing, Mathematical Software, Applied Mathematics, Artificial Intelligence, Computer Programming, Matlab, Calculus, Probability & Statistics
★ 4.2 (1.8K) · Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Mediation, Conflict Management, Negotiation, Diplomacy, Labor Relations, Case Studies, Interactive Learning, Discussion Facilitation, Employee Relations, International Relations
★ 4.7 (858) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Chemistry, Analytical Chemistry, Physical Science, Systems Of Measurement, Scientific Methods, Mathematical Modeling
★ 4.7 (576) · Beginner · Course · 1 - 3 Months

CVS Health
Skills you'll gain: Active Listening, De-escalation Techniques, Greeting Customers, Customer Service, Cashiering, Empathy, Cross Selling, Retail Sales, Call Center Experience, Customer Support, Transaction Processing, Selling Techniques, Upselling, Retail Store Operations, Customer Complaint Resolution, Product Knowledge, Team Oriented, Conflict Management, Communication, Time Management
★ 4.6 (479) · Beginner · Professional Certificate · 3 - 6 Months

Arizona State University
Skills you'll gain: Experimentation, Sample Size Determination, Research Design, Regression Analysis, Statistical Analysis, Science and Research, Scientific Methods, Statistical Methods, Data Analysis Software, Model Optimization, Statistical Software, Mathematical Software, Design Strategies, Sampling (Statistics), Simulations, Probability & Statistics, Statistical Modeling, Statistical Inference, Statistical Hypothesis Testing, Variance Analysis
★ 4.7 (389) · Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Cryptographic Protocols, Encryption, Data Integrity, Cybersecurity, Computer Security, Information Assurance, Authentications, Data Security, Theoretical Computer Science, Threat Modeling, Communication Systems, Algorithms, Digital Communications
★ 4.6 (923) · Intermediate · Specialization · 3 - 6 Months