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.

Duke University
Skills you'll gain: Cloud Deployment, Containerization, Microservices, Rust (Programming Language), Unit Testing, Cloud Computing, Development Environment, Application Frameworks, Programming Principles, Restful API, Algorithms
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Hive, Apache Mahout, NoSQL, Apache Hadoop, Extract, Transform, Load, Big Data, Data Warehousing, Data Pipelines, Databases, SQL, Performance Tuning, Data Processing, Real Time Data, Cloud Management, Query Languages, Database Management, Data Transformation, Scalability, Distributed Computing, Social Network Analysis
Beginner · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Web Scraping, Geospatial Information and Technology, Microsoft Azure, Cloud Storage, Interactive Data Visualization, R Programming, Data Collection, Cloud Services, Data Manipulation, Data Science, Data Visualization Software, Data Integration, Data Analysis, Data Ethics, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, AI Workflows, Generative AI Agents, Front-End Web Development, Context Management, Data Integration, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Secure Coding, Amazon Web Services, Authentications, Data Security, Cloud Security, Encryption, Public Key Infrastructure, Key Management, Application Security, Authorization (Computing), Security Controls, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Red Hat
Skills you'll gain: Object Oriented Programming (OOP), JSON, Python Programming, Debugging, Data Structures, Red Hat Enterprise Linux, Computer Programming, Statistical Programming, Web Development, Scripting, Scripting Languages, Development Environment, Text Mining, Software Installation
Intermediate · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Generative AI, Large Language Modeling, Prompt Engineering
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Spatial Data Analysis, Data Import/Export, Data Visualization, Query Languages, Data Integration, Data Mapping, Big Data, Geographic Information Systems
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: SQL, GitHub, Version Control, Git (Version Control System), MySQL, Query Languages, Relational Databases, Jupyter
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Promotional Strategies, Developing Training Materials, Marketing Materials, Design Elements And Principles, Marketing Collateral, Promotional Materials, Product Promotion, Creative Design, Design, Graphic and Visual Design, Product Planning, Product Knowledge, Graphic Design, Selling Techniques, Sales
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Simulations, Education Software and Technology, Computer Programming Tools, Computational Thinking, No-Code Development, Program Development, Computer Programming, UI Components, Pedagogy
Advanced · Guided Project · Less Than 2 Hours