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.

Scrimba
Skills you'll gain: Web Applications, Web Components, Javascript, Program Development, Other Programming Languages, UI Components, Front-End Web Development, Web Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

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: Computer Architecture, Mainframe Computing, Mainframe Technologies, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Computer Systems, Programming Principles, System Programming, Computational Logic, Computer Programming, Memory Management
★ 4.2 (9) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Oracle SQL Developer, Oracle Databases, PL/SQL, Databases, Relational Databases, SQL, Database Management Systems, Database Architecture and Administration, Stored Procedure, Database Management, Data Management, Network Architecture, Software Development Tools, Change Control
★ 4.6 (121) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: C (Programming Language), Python Programming, Programming Principles, Computer Programming, Unix
★ 4.5 (89) · Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Programming Principles, Java Programming, Java, Computer Programming, Code Reusability, Data Structures, Object Oriented Programming (OOP), Computational Logic, Program Development, Problem Solving, Algorithms, Eclipse (Software)
★ 4.8 (435) · Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Sampling (Statistics), Logistic Regression, SAS (Software), Predictive Analytics, Automation, Data Analysis Software, Data Integration, Predictive Modeling, Advanced Analytics, Debugging, Change Control, Data Validation, Feature Engineering, Analytical Skills, SQL, Report Writing, Data Store, Analysis, Analytics, Finance
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Program Development, Microsoft Development Tools, Microsoft Visual Studio, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Software Development, Software Installation, Debugging
★ 4.7 (52) · Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Unified Modeling Language, Object Oriented Design, Systems Analysis, Software Development Methodologies, Software Design, Software Engineering, Requirements Analysis, Program Development, Design Strategies, Object Oriented Programming (OOP), Systems Design, System Design and Implementation, Software Design Patterns, Software Architecture, Software Development, Diagram Design, Human Computer Interaction
★ 4.5 (12) · Beginner · Course · 3 - 6 Months

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

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