Why Learn COBOL?
High Demand, Low Supply – Companies are struggling to find COBOL experts as older developers retire.
Lucrative Salaries – Due to the skill shortage, COBOL developers earn top rates.
Industry Essential – Banking, insurance, and government agencies rely on COBOL for mission-critical systems.
80%
Global business transactions are processed using COBOL.
95%
ATM transactions in the US are processed using COBOL.
43%
Banking systems use COBOL, which handles trillions of dollars in transactions each day.
80%
in-person credit card transactions are processed using COBOL. /habilidade
Who Is This eBook For?
New programmers
Wanting to enter enterprise software development.
Experienced developers
Looking to expand their skill set with a high-demand language.
IT professionals
Maintaining legacy systems and integrating COBOL with modern technologies.
What You’ll Learn
Your time is valuable, so it's direct to the point.
COBOL fundamentals and structure
Performance tuning and best practices
SQL DB2 integration and database management
Real-world examples and industry insights
About the Author
Eduardo Dias Gusmão
Is an experienced COBOL developer specializing in financial and enterprise systems. He holds a Bachelor's degree in Information Systems and a Postgraduate degree in Development and Systems, along with multiple certifications in technology.
With years of expertise in banking technology, performance tuning, and database integration, Eduardo helps professionals future-proof their careers by mastering COBOL, a skill that remains highly valuable in today's job market.