IT & Software

Last updated: July 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: Distributed systems is a cornerstone of modern backend and cloud engineering, and it rewards both theory and hands-on practice. For building, Distributed Systems & Cloud Computing with Java (4.3★) is a solid practical course; for rigor, Rice […]

Last updated: October 2026. Written by Josh Hutcheson. See our review methodology. Terraform is the most widely used infrastructure as code tool: you describe servers, networks and databases in code, and Terraform creates and changes them on AWS, Azure, Google Cloud and hundreds of other platforms. It is also a skill you only learn by

Last updated: 29 September 2026 (every course, price and exam detail on this page checked that day). Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. Some links on this page are affiliate links: if you buy through them we may earn a commission at no extra cost to you. It never changes the

Last updated: October 2026. Written by Josh Hutcheson. See our review methodology. Whatever you build a career on (cloud, DevOps, cybersecurity, web servers or data), you will run into Linux. It runs most web servers and cloud instances, and Docker containers are Linux underneath, so command-line fluency is one of the highest-leverage skills an IT

Last updated: August 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: Learn Ethical Hacking From Scratch by Zaid Sabih is the best starting point for most people — 4.6 from 137,367 ratings and, unusually for this category, still actively maintained (updated November 2025). Add hands-on practice on a

Last updated: August 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: Start with the Google Cybersecurity Professional Certificate — 4.8 from 68,956 reviews, nearly 1.6 million enrolled, and it assumes no prior experience. Then earn CompTIA Security+, because that is the credential that actually clears HR filters. Everything

Last updated: October 2026. Written by Josh Hutcheson. See our review methodology. Embedded systems is one of the few software fields where the hardware bites back: you write C that sets bits in a microcontroller’s registers, and a single wrong bit means the LED stays dark or the motor does not turn. A good course

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: If you want a job-ready credential, start with Microsoft’s own Microsoft Project Management Professional Certificate on Coursera (built by Microsoft, 75,000+ enrolled). If you just need to learn the software fast, the best-value pick is “Microsoft Project

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: For most people the best starting point is Agile Fundamentals: Including Scrum & Kanban on Udemy (4.6★, 71,000+ ratings) — the most popular, clearest grounding in Scrum. Want it free? IBM’s Introduction to Agile Development and Scrum

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: To learn the tool itself, Microsoft’s own Work Smarter with Microsoft PowerPoint on Coursera (4.7★, 1,219 reviews) is the best — official, thorough, and free to start with a preview of the first module. If you’d rather

Last updated: October 2026. Written by Josh Hutcheson. See our review methodology. The best Excel VBA course for most people is Leila Gharani’s Unlock Excel VBA and Excel Macros on Udemy, and the best free route is the University of Colorado Boulder’s Excel/VBA course on Coursera. Below are five courses worth your time, chosen for

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: For most people the best Selenium course is “Selenium WebDriver with Java: AI-Powered Test Automation” on Udemy (4.6, 68,000+ students, updated May 2026) — current with Selenium 4 and beginner-friendly. If you want the deepest framework coverage,