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: Shiny (R Package), Interactive Data Visualization, Dashboard, Dashboard Creation, Data Visualization Software, R Programming, R (Software), Data Wrangling, User Interface (UI) Design, Ggplot2, Data Manipulation, Data Integration, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Product Management, Cross-Functional Collaboration, Product Planning, Product Roadmaps, Product Strategy, Analysis, Stakeholder Management, Stakeholder Communications, Data-Driven Decision-Making, Decision Making, Market Analysis, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, Artificial Intelligence and Machine Learning (AI/ML), LangGraph, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, Artificial Intelligence, Application Performance Management
Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Program Development, Debugging, Programming Principles, Python Programming, Computer Programming, Computational Logic, Game Design, Interactive Design, Design and Product, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Event Marketing, Events and Conferences, Social Media Content, Drive Engagement, Content Creation, Campaign Planning, Social Media, Social Media Marketing, Social Media Campaigns, Promotional Strategies, Driving engagement, Branding, Video Production, Photo/Video Production and Technology, Integrated Marketing Communications, Promotions and Campaigns, Storytelling, Interactive Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, UI Components, Web Language, Front-End Web Development, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Demand Planning, Customer Demand Planning, Supply Chain Planning, Production Planning, Forecasting, Time Series Analysis and Forecasting, Trend Analysis, Inventory Management System, Data Analysis, Plot (Graphics), R Programming, Data Visualization, R (Software), Model Evaluation, Model Training
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Special Education, Education Software and Technology, Microsoft Office
Beginner · Guided Project · Less Than 2 Hours

Amazon Web Services
Skills you'll gain: Apache Hadoop, Apache Spark, Big Data, Amazon Web Services, Business Intelligence, Command-Line Interface, Data-Driven Decision-Making, Data Processing, Analytics
Beginner · Course · 1 - 4 Weeks

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Statistical Methods, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Descriptive Statistics, Data Analysis, Data-Driven Decision-Making, Correlation Analysis, Data Validation, Simulations, Histogram, Box Plots
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Endpoint Security, Database Application, Web Applications, Cryptography, Object-Relational Mapping, Authentications, Data Access, Query Languages, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Apache Spark, Customer Analysis, Big Data, Data Processing, Advanced Analytics, Statistical Modeling, Text Mining, Customer Insights, Data Analysis, Risk Modeling, Data Preprocessing, Unstructured Data, Simulation and Simulation Software, Data Manipulation, Business Intelligence, Marketing Analytics, Apache
Intermediate · Course · 1 - 4 Weeks