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.

MongoDB Inc.
Skills you'll gain: Data Transformation, MongoDB, Data Manipulation, NoSQL, Data Migration, Data Analysis, Query Languages, Data Preprocessing, Data Structures, Network Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Simulation and Simulation Software, Control Systems, Mathematical Modeling, Engineering Analysis, Data Import/Export, Systems Engineering, Performance Tuning, Electronics Engineering
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Debugging, Automation, Web Scraping, Software Testing, Web Development Tools, Test Case, Browser Compatibility, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounting Software, Accounting and Finance Software, Tax Returns, Data Import/Export, Tax Management, Tax, Tax Compliance, Bookkeeping, Billing & Invoicing, Ledgers (Accounting), Financial Accounting, Financial Reporting
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: PySpark, Databricks, Data Pipelines, Apache Spark, MLOps (Machine Learning Operations), Apache Hadoop, Big Data, Data Warehousing, Data Quality, Data Integration, Data Processing, Database Architecture and Administration, DevOps, Distributed Computing, Data Transformation, SQL, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Security Controls, Data Analysis Software, Risk Management Framework
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Electronics, Control Systems, Electronic Systems, System Configuration, Python Programming, Software Installation, Peripheral Devices
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), File Management, Web Design, Front-End Web Development, Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Assessments, Application Security, Vulnerability Management, Secure Coding, Hardening, Security Controls, Cybersecurity, Authorization (Computing), Cryptography, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Microsoft Development Tools, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Application Development, Software Development, Cross Platform Development, Debugging
Beginner · Course · 1 - 4 Weeks

New York Institute of Finance
Skills you'll gain: Financial Market, Market Opportunities, Market Trend, Market Dynamics, Market Analysis, Risk Modeling, Supply Chain, FinTech, Financial Services, Finance, Investments, Stakeholder Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, NoSQL, MongoDB, Agile Methodology, Scrum (Software Development), Cloud Applications, DevOps, Test Driven Development (TDD), CI/CD, Behavior-Driven Development, Continuous Integration, Continuous Delivery, Continuous Deployment, Sprint Retrospectives, Sprint Planning, User Story
Intermediate · Course · 1 - 3 Months