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: Bash (Scripting Language), Network Monitoring, Exploit development, Intrusion Detection and Prevention, System Configuration, Digital Forensics, Virtual Machines
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, Data Import/Export, Data Visualization, Data Manipulation, Data Visualization Software, Data Analysis, Data Science, Data Storytelling, Statistical Analysis, Relational Databases, Data Cleansing, Data Transformation, Statistical Programming, Data Integration, Software Installation, Programming Principles, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Databricks, CI/CD, Apache Spark, Microsoft Azure, Data Governance, Data Lakes, Data Architecture, Integration Testing, Real Time Data, Data Integration, PySpark, Data Pipelines, Data Management, Automation, Data Storage, Jupyter, File Systems, Development Testing, Data Processing, Data Quality
Intermediate · Specialization · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: 3D Modeling, Manufacturing Processes, Prototyping, Software Installation, Materials science, Maintenance, Repair, and Facility Services, Data Import/Export
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), C and C++, File I/O, Programming Principles, Data Structures
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Hugging Face, MongoDB, Embeddings, NoSQL, AI Personalization, Artificial Intelligence, PostgreSQL, Relational Databases, Generative AI, SQL, Databases, LLM Application, Applied Machine Learning, Natural Language Processing, Database Design, Database Management, Apache Cassandra, Machine Learning, Data Science
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: TypeScript, Node.JS, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Data Validation, Web Design, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Planning, Professional Networking, Business Research, Goal Setting, Personal Development, Market Research, Adaptability, Self-Awareness, Market Analysis, Decision Making, Creativity, Trend Analysis
Beginner · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Business Intelligence, Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Data Analysis Software, Data Manipulation, Time Series Analysis and Forecasting
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: C (Programming Language), Computer Architecture, Embedded Software, Computer Engineering, Computer Programming, Computer Science, Program Development, Data Structures, Linux, Debugging
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Supply Chain Planning, Supply Chain Management, Inventory Management System, Process Optimization, Operations Research, Demand Planning, Resource Allocation, Capacity Management, Microsoft Excel, Simulation and Simulation Software, Probability Distribution
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Computer Security Incident Management, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Network Infrastructure, Cyber Attacks, System Monitoring, Communication Systems, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months