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Learn the past, Build the future

Learning Cobol is tough. Practicing it is even harder.

A course that covers all the requirements to help you become a confident mainframe developer.

Start the TrainingSee the curriculum

Start with a 7-day free trial. No credit card required.

HELLO.cblCOBOL
IDENTIFICATION DIVISION.
    PROGRAM-ID. HELLO.
PROCEDURE DIVISION.
    DISPLAY 'HELLO, MAINFRAME!'.
    STOP RUN.
HELLO.jclJCL
//HELLOJOB JOB (ACCT),'HELLO',CLASS=A
//RUN      EXEC PGM=HELLO
//STEPLIB  DD DSN=&SYSUID..LOAD,DISP=SHR
//SYSOUT   DD SYSOUT=*

Practice makes perfect

Everything you need to actually practice

With Mainframe Access

Practice on a real mainframe, just like in the enterprise world.

100% Video Training

Learn at your own pace with clear, step-by-step video lessons.

Trainer Support

Ask questions anytime, get personalized feedback anytime.

Learning path

Learn step by step

  1. 1

    Getting Started

    TSO / ISPF

  2. 2

    Hello World

    Write, compile, run

  3. 3

    COBOL Basics

    Data types, variables, control structures

  4. 4

    JCL Basics

  5. 5

    Files and Libraries

    Datasets, PDS

  6. 6

    COBOL Advanced

    Arrays, strings, copybooks

  7. 7

What's included

Self-paced, and deep enough to matter

Inside, you will learn step by step, even the concepts that many Cobol developers working today don't fully master.

  • COBOL programming from scratch
  • DB2 for database operations
  • CICS for transactional systems
  • JCL to manage jobs
  • VSAM, TSO, and ISPF for working on mainframe systems

Your workspace

Code in VS Code, or work in TSO

Use the tool you're most comfortable with: both give you direct access to the mainframe.

VS Code with the Zowe Explorer extension, editing the COBOL program HELLO stored on the mainframe

Swipe to see the whole screenshot

Code directly in VS Code

Edit your COBOL and JCL in a modern editor, and browse your mainframe datasets without leaving it.

The TSO/ISPF editor showing a JCL job that runs the HELLO program

Swipe to see the whole screenshot

Or work in TSO

Get the real thing: the ISPF environment used in the enterprise world to edit, submit and manage your jobs.

Testimonials

What students say

The course is good especially because you have the possibility to do your exercises in real time on the mainframe. Kevin helped me every time I encountered problems in performing the exercises.
GGabriel S.Romania
As a developer switching to mainframe, this course gave me exactly what I needed. Highly recommended.
MMichael T.USA
For now the content is excellent! I am waiting for the rest of the modules to be available.
RRahul M.India
Very well-structured. Mix of theory and practice makes learning easy.

Pricing

Enroll now.

Create your account and start with a 7-day free trial. No credit card required.

Unlock all features

Original price: €59€39 / month
  • Access to all modules
  • Mainframe Access
  • Quizzes and exercises
  • Personalized feedback on exercises
  • Private channel to chat with the instructor
Start the Training

Ready to become a confident mainframe developer?

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DB2 with COBOL

Embedded SQL

  • 8

    JCL Advanced

  • 9

    CICS Programming

    Transaction processing

  • 10

    Project - Quiz App

    Put everything into practice

  • Working with VSAM

    Soon

  • Managing GDG Files

    Soon
    • RRajesh P.India
    I would highly recommend this training to anyone looking to start or grow their career in mainframe development.
    CCarlosSpain
    The instructor explained complex concepts like JCL, DB2, and CICS in a clear and practical way.
    PPriya S.India

    Lifetime Offer

    €299 one-time
    • 6 months of Mainframe access & feedback on exercises (then preferential rate of €19/month on renewal)
    • Lifetime access to all modules
    • Quizzes and exercises
    • Private channel to chat with the instructor
    Start the Training