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.

Skills you'll gain: Programming Principles, Data Modeling, System Programming, C and C++, Data Integrity, File Management, Application Development, Business Logic, Computational Logic, Data Maintenance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Database Design, Database Software, Database Administration, Database Architecture and Administration, Database Management, Performance Tuning, Data Storage, SQL, Enterprise Application Management, Network Administration, Memory Management, User Accounts
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Linux, Scripting, Command-Line Interface, Scripting Languages, IT Automation, Debugging, Development Environment, System Configuration, File Management
Mixed · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: C (Programming Language), Memory Management, System Programming, Computer Architecture, Embedded Software, Programming Principles, Code Reusability, Computer Programming, Linux
★ 4.8 (62) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Scripting, Scientific Visualization, Graphing, Scripting Languages, Data Visualization Software, Code Reusability, Debugging, Matlab, Numerical Analysis, Mathematical Software, Applied Mathematics, Data Manipulation, Linear Algebra
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix Commands, Shell Script, Unix, Command-Line Interface, Scripting, System Monitoring, File Management, File Systems, OS Process Management, Operating Systems, Communication Systems
★ 5 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Oracle Databases, Stored Procedure, SQL, Data Persistence, Database Development, Database Management Systems, Web Services, Data Storage Technologies, Authorization (Computing), File I/O, Debugging, File Management, Network Protocols
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Java Platform Enterprise Edition (J2EE), Java Programming, Object-Relational Mapping, Java, Application Servers, Middleware, Application Deployment, Data Persistence, Event-Driven Programming, Enterprise Application Management, Server Side, Code Reusability, Context Management, Transaction Processing, Business Logic, Query Languages
★ 4.8 (59) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Automation, SAS (Software), Debugging, SQL, Data Manipulation, Data Processing
Intermediate · Course · 1 - 3 Months

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

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Computational Logic, Functional Design, Data Structures, Memory Management
★ 4.7 (18) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Financial Modeling, Financial Statement Analysis, Financial Statements, Forecasting, Financial Analysis, Depreciation, Financial Forecasting, Business Valuation, Operating Expense, Cash Flow Forecasting, Balance Sheet, Income Statement, Operational Analysis, Accounts Payable, Equities, Financial Data, Cash Flows, Case Studies
Mixed · Course · 1 - 4 Weeks