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.

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Economics, Policy, and Social Studies, Analytics, Data Pipelines, Query Languages, Social Media, Data Cleansing, Data Integration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Development, Microservices, Scalability, Microsoft SQL Servers, Cloud Computing Architecture, Microsoft Visual Studio, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Docker (Software), GitLab, Devops Tools, Continuous Delivery, Containerization, Git (Version Control System), Continuous Deployment, GitHub, Code Review
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OSI Models, TCP/IP, Network Protocols, Linux, Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Analysis, Linux Administration, Virtual Machines, General Networking, Linux Commands, System Configuration, Network Architecture, Computer Networking, Command-Line Interface, Software Installation
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: AI Security, Retrieval-Augmented Generation, AI Orchestration, Responsible AI, LangChain, Threat Modeling, Generative AI, Vector Databases, Embeddings, Secure Coding, Large Language Modeling, Open Web Application Security Project (OWASP), Threat Management, Security Testing, Security Controls, Prompt Engineering
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Software Architecture, Java, Software Design, Object Oriented Programming (OOP), Data-Driven Decision-Making, Business Modeling, Test Data, User Interface (UI) Design, Application Development, Computer Programming, Artificial Intelligence, Data Structures
Mixed · Course · 1 - 3 Months
Skills you'll gain: Energy and Utilities, Mathematical Modeling, Statistical Modeling, Predictive Analytics, Gemini, Data-Driven Decision-Making, Forecasting, Electric Power Systems, Analytics, Data Analysis, 3D Modeling, AI Enablement, Simulation and Simulation Software, Real Time Data, Simulations, Sustainable Technologies, Time Series Analysis and Forecasting, HVAC, Data Visualization, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Financial Forecasting, Dashboard, Budgeting, Financial Management, Predictive Modeling, Advanced Analytics, Power BI, AI Enablement, Generative AI, Tableau Software, Financial Modeling, Microsoft Excel, Financial Analysis, Data Visualization Software, Automation, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Ajax, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, Web Design and Development, Usability Testing, Javascript, Application Deployment, Web Design, Interactive Data Visualization, Event-Driven Programming, Semantic Web, Web Applications, Functional Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Virtualization and Virtual Machines, Network Administration, File Systems
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Loans, Web Applications, Cloud Applications, Application Deployment, Program Development, Application Security, Open Source Technology, Development Environment, Data Storage
Intermediate · Course · 1 - 3 Months