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.

University of Michigan
Skills you'll gain: Debugging, LLM Application, Data-oriented programming, Code Reusability, Python Programming, Data Manipulation, Data Analysis
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Git (Version Control System), Devops Tools, Docker (Software), Containerization, SonarQube, Kubernetes, CI/CD, GitHub, Version Control, Application Deployment, Jenkins, DevOps, Continuous Integration, Continuous Deployment, IT Automation
★ 4.4 (8) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Threat Modeling, Security Controls, Cybersecurity, Data Security, Network Security, Security Architecture Review, Cryptography, IT Security Architecture, Vulnerability Assessments, Secure Coding, Cryptographic Protocols, Encryption, Transaction Processing, Key Management, Risk Management, Public Key Cryptography Standards (PKCS), Distributed Computing
★ 4.8 (13) · Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Cyber Threat Intelligence, Cyber Operations, Cyber Threat Hunting, Threat Modeling, Cybersecurity, Cyber Security Strategy, Network Security, MITRE ATT&CK Framework, Intrusion Detection and Prevention, Cyber Attacks, Linux Commands, Linux, Cyber Engineering, Network Administration, Operating System Administration, Hardening, Network Monitoring, Exploitation techniques, Security Awareness, Operating Systems
★ 4.7 (6) · Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Unity Engine, Debugging, Program Development, Unreal Engine, Animation and Game Design, No-Code Development, Integrated Development Environments, Graphics Software, Computer Programming, C++ (Programming Language), Event-Driven Programming, Programming Principles, Object Oriented Programming (OOP), Code Reusability, C# (Programming Language), User Interface (UI), Software Installation, Scripting Languages
★ 4.9 (12) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Adobe Firefly, AI powered creativity, Adobe Photoshop, Generative AI, Adobe Creative Cloud, AI Workflows, Design Software, Photo Editing, Artificial Intelligence, Computer Graphic Techniques, Image Quality
★ 4.4 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Data Flow Diagrams (DFDs), Data Modeling, Data Pipelines, Ansible, Cloud Security, Diagram Design, Data Validation, Database Design, Apache Airflow, Star Schema, Snowflake Schema, Interviewing Skills, Apache Spark, PySpark, CI/CD, Docker (Software), SQL, Workflow Management, Git (Version Control System)
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Programming Principles, Information Technology, Operating Systems, Collaborative Software, Computer Literacy, Browser Compatibility, Program Development, Computing Platforms, Computer Programming, Python Programming, System Software, Linux, Application Design, Microsoft Windows, Mac OS, Package and Software Management, Open Source Technology, Software Development
★ 4.4 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: R (Software), R Programming, Statistical Hypothesis Testing, Plot (Graphics), Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Statistical Visualization, Data Science, Tidyverse (R Package), Statistical Methods, Statistical Modeling, Data Analysis, Data-oriented programming, Regression Analysis, Data Structures, Data Wrangling, Statistical Analysis
★ 4.5 (15) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Hypertext Markup Language (HTML), Software Documentation, Technical Documentation, Web Development, Technical Writing
★ 4.3 (12) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Financial Modeling, Variance Analysis, Financial Statements, Revenue Forecasting, Budget Management, Financial Statement Analysis, Business Intelligence Software, Financial Forecasting, Power BI, Financial Analysis, Cash Flows, Cost Management, Spreadsheet Software, Balance Sheet, Financial Reporting, Microsoft Excel, Dashboard, Data Visualization, Key Performance Indicators (KPIs), Business Intelligence
★ 3.7 (7) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Cloud Management, Authorization (Computing), Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Solutions, Cloud Security, Single Sign-On (SSO), Kubernetes, Encryption, Data Security, Data Integration
★ 4.9 (16) · Intermediate · Course · 1 - 4 Weeks