Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Operational Databases, Data Warehousing, Cloud Storage, Performance Tuning, Data Analysis
Beginner · Specialization · 3 - 6 Months

Knowledge Accelerators
Skills you'll gain: Customer Service, Problem Solving, Customer Support, Greeting Customers, Help Desk Support, Customer and Client Support, Critical Thinking and Problem Solving, Technical Support and Services, Customer Relationship Management, Interpersonal Communications, Communication, Customer Complaint Resolution, Empathy, Customer Engagement, Customer experience improvement, Process Management
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Blockchain, Cryptography, Digital Assets, Investments, Portfolio Management, FinTech, Portfolio Risk, Asset Management, Financial Analysis, Financial Market, Emerging Technologies, Finance, Payment Systems, Encryption, Risk Analysis
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Penetration Testing, Cyber Security Policies, Linux Commands, Cyber Security Assessment, Command-Line Interface, Cybersecurity, Cloud Computing, Linux, Risk Management Framework, Operating System Administration, Network Monitoring, Security Management, Operating Systems, Cyber Risk, Cloud Services, Threat Management, General Networking, Windows PowerShell, Cyber Governance, Unix Commands
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Cryptography, Encryption, Key Management, Public Key Cryptography Standards (PKCS), Cybersecurity, Communication Systems, Digital Communications, Authentications, Data Integrity, Algorithms
Mixed · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Programmable Logic Controllers, Control Systems, Machine Controls, Manufacturing Processes, Process Control, Manufacturing Operations, Manufacturing and Production, Automation, Industrial Engineering, Digital Transformation, Systems Architecture, Digital Signal Processing, Software Systems, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Infectious Diseases, Pathology, Patient Evaluation, Healthcare Ethics, Microbiology, Public Health and Disease Prevention, Diagnostic Tests, Bloodborne Pathogens, Laboratory Testing, Public Health, Immunology, Biology, Case Studies, Patient Treatment, Health Care, Clinical Assessment
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Code Review, Debugging, Scripting, Python Programming, Programming Principles, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Interactive Brokers
Skills you'll gain: Derivatives, Equities, Risk Analysis, Financial Trading, International Finance, Investments, Securities Trading, Financial Market, Risk Management, Financial Analysis, Financial Statement Analysis, Market Analysis, Analysis, Capital Markets, Portfolio Risk, Tax, Balance Sheet, Financial Regulations, Business Metrics, Market Data
Beginner · Specialization · 3 - 6 Months

Indian Institute of Technology Guwahati
Skills you'll gain: Microsoft Copilot, Generative AI, GitHub, AI Workflows, OpenAI, Computer Programming Tools, Microsoft Visual Studio, Artificial Intelligence and Machine Learning (AI/ML)
Build toward a degree
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Tensorflow, Deep Learning, Keras (Neural Network Library), Distributed Computing, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Blockchain, FinTech, Interoperability, Payment Systems, Financial Inclusion, Emerging Technologies, Financial Systems, Cryptography, Digital Assets, Financial Regulation, Banking, Transaction Processing, Data Integrity, Computer Security, Governance
Beginner · Course · 1 - 4 Weeks