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.

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Large Language Modeling, Amazon CloudWatch, Identity and Access Management, AWS CloudFormation, Amazon DynamoDB, Software Development Life Cycle, CI/CD, Amazon Web Services, Professional Networking, Prompt Engineering, IT Automation, Extract, Transform, Load, Software Architecture, Cloud Computing Architecture, Cloud Management, Data Management, Problem Solving, Teamwork
★ 4.8 (7K) · Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Probability & Statistics, Probability, Statistics, Bayesian Statistics, Statistical Methods, Statistical Modeling, Statistical Analysis, Probability Distribution, Sampling (Statistics), Sample Size Determination, Data Analysis
★ 4.2 (4.5K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Web Design, User Experience Design, Design Reviews, Wireframing, User Experience, Usability Testing, User Interface and User Experience (UI/UX) Design, User Research, User Centered Design, Design Research, Layout Design, User Interface (UI) Design, Software Design Documents, Prototyping, Mockups, Figma (Design Software), Information Architecture
★ 4.8 (3.8K) · Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Statistical Inference, Business Analytics, Descriptive Statistics, Sampling (Statistics), Market Dynamics, Business Planning, Statistical Hypothesis Testing, Financial Systems, Statistics, Banking Services, Bank Regulations, Financial Policy, Banking, International Finance, Data-Driven Decision-Making, Data Analysis, Statistical Reporting, Economics, Statistical Analysis
★ 4.8 (4.4K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Cloud Deployment, Cloud Security, Cloud Technologies, Cloud Infrastructure, Cloud Platforms, Cloud Engineering, Cloud Computing, Cloud Storage, Infrastructure As A Service (IaaS), Emerging Technologies, Cloud-Native Computing, Hybrid Cloud Computing, IBM Cloud, Virtual Machines, Serverless Computing, Microservices, DevOps
★ 4.6 (7.7K) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, User Interface (UI) Design, Algorithms, Software Engineering, Geospatial Mapping, Programming Principles, Software Documentation
★ 4.7 (5.8K) · Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Differential Equations, Linear Algebra, Matlab, Engineering Analysis, Numerical Analysis, Integral Calculus, Mathematical Software, Calculus, Engineering Calculations, electromagnetics, Algebra, Applied Mathematics, Mathematical Modeling, Engineering, Advanced Mathematics, Geometry, Computational Thinking, Simulation and Simulation Software, Mechanics, Scripting
★ 4.8 (7.8K) · Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Transfer Learning, Model Evaluation, Tensorflow, Keras (Neural Network Library), Model Training, Computer Vision, Fine-tuning, Classification Algorithms, Image Analysis, Applied Machine Learning, Deep Learning, Model Optimization, Machine Learning, Data Preprocessing
★ 4.7 (8.2K) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Wrangling, Data Processing, Data Integration, Data Preprocessing, Data Transformation, Data Import/Export, Data Collection, Data Management, Web Scraping, Data Access, R Programming, R (Software), MySQL, File Management, SQL, Application Programming Interface (API)
★ 4.5 (8.1K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Data Warehousing, SQL, Data Pipelines, Database Architecture and Administration, Database Design, Database Management, Relational Databases, Linux Commands, IBM Cognos Analytics, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, IBM DB2, Extract, Transform, Load, Data Transformation, Data Visualization, Database Software, Data Store
★ 4.7 (6.9K) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Social Media Content, Content Creation, Content Performance Analysis, Social Media Marketing, Marketing Effectiveness, Content Development and Management, Video Production, Digital Media Strategy, Style Guides, Digital Design, Graphic Design, Graphic and Visual Design, Marketing Analytics, Web Analytics, Video Editing, Performance Measurement, Brand Management, Key Performance Indicators (KPIs), Drive Engagement
★ 4.5 (6.2K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vibe coding, Responsible AI, Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, AI Integrations, Program Development, Software Engineering, Software Development, Web Applications, UI Components, AI Enablement, Software Design, Code Review, Front-End Web Development, Development Testing, Web Development, Software Testing, Secure Coding, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months