COBOL courses can help you learn programming fundamentals, data processing, file handling, and business application development. You can build skills in debugging, optimizing code, and working with legacy systems. Many courses introduce tools like IBM's Enterprise COBOL and Micro Focus Visual COBOL, that support maintaining and modernizing existing applications in various industries. You'll also explore concepts such as structured programming, report generation, and database integration, all of which are crucial for effective COBOL programming.

International Institute of Information Technology, Hyderabad
Skills you'll gain: Hardware Troubleshooting, Computer Engineering, Computer Science, System Programming, Memory Management, Performance Tuning, C (Programming Language), Computational Logic, Numerical Analysis, Algorithms, Debugging
★ 4.7 (7) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: GitHub, Unix Shell, Unix, Git (Version Control System), Unix Commands, Version Control, Bash (Scripting Language), grep, Cloud Hosting, Ubuntu, Command-Line Interface, Cloud Computing, Shell Script, Linux, Mac OS, Scripting, Scripting Languages, File Management
★ 4.7 (1.4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, Test Script Development, JUnit, Software Testing, Apache Maven, Test Data, Test Case, Scenario Testing, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Debugging, Computational Logic, Automation, Data Processing, Code Reusability, Maintainability
Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Generative AI, Code Reusability, LLM Application, Matlab, Software Documentation
★ 4.7 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Data Access, Programming Principles, Program Development, Maintainability, Records Management
★ 4.9 (22) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: System Programming, Visual Basic (Programming Language), System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Automation, Cloud Computing, Artificial Intelligence, Debugging
★ 4.6 (114) · Beginner · Course · 1 - 3 Months

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, System Programming, Mainframe Technologies, Computer Programming, Computational Logic, Programming Principles, Job Control Language (JCL), Program Development, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Computer Programming, File I/O, Code Reusability, Data Structures, Command-Line Interface, Data Import/Export, Automation, Data Management, Application Development
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Computer Programming, Algorithms, Computer Science, Formal Learning, Software Engineering, Program Development, Data Science, Technical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Excel Macros, Forecasting, Microsoft Copilot, Dashboard Creation, Microsoft Excel, Predictive Modeling, Workflow Management, UI Components, Visual Basic (Programming Language), User Interface (UI), Automation, Debugging, Interactive Data Visualization, Scenario Testing, Programming Principles
★ 4.5 (64) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Unified Modeling Language, Software Design, Java, Java Programming, Software Architecture, User Interface and User Experience (UI/UX) Design, API Design, Software Development, AI Integrations
Intermediate · Course · 1 - 3 Months