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Fresher to ABAP Developer

A 60-day structured path from zero SAP background to a job-ready junior ABAP developer. Covers ABAP fundamentals, internal tables, Open SQL, modularization, ALV reports and debugging with daily practice and a final capstone.

Target role
ABAP Developer
Current level
Fresher (0-1 yr)
Duration
60 days

Overview

Build ABAP muscle memory in 60 days: data types, control flow, internal tables, Open SQL, subroutines, function modules, classes, ALV, and debugging. Two hours a day of focused coding + one weekend mini-project.

Topics covered

abap-coreinternal-tablesopen-sqlmodularizationalv-reportsdebugging

Week-wise plan

  1. Week 1

    ABAP fundamentals

    abap-core
    • Install/access an SAP trial system or use an ABAP sandbox
    • Write your first HELLO_WORLD report
    • Practice DATA, TYPES, PARAMETERS, WRITE, IF/CASE/DO/WHILE
  2. Week 2

    Internal tables

    internal-tables
    • Standard vs Sorted vs Hashed tables
    • READ TABLE with BINARY SEARCH
    • LOOP AT ... ASSIGNING <fs>
    • Build a small sales aggregation report from VBAK/VBAP
  3. Week 3

    Open SQL essentials

    open-sql
    • SELECT INTO TABLE, FOR ALL ENTRIES, JOINs
    • Avoid SELECT * and nested SELECTs
    • Write a report joining MARA, MARC, MARD
  4. Week 4

    Modularization

    modularization
    • Subroutines, Function modules, Includes
    • Refactor week-3 report into modular blocks
  5. Week 5

    ALV reports

    alv-reports
    • CL_SALV_TABLE end-to-end
    • Column tooltips, sorting, hotspot navigation
    • Build an interactive ALV for sales orders
  6. Week 6

    Debugging & error handling

    debugging
    • Breakpoints, watchpoints, session breakpoints
    • Analyzing short dumps in ST22
    • Reproduce and fix 3 injected bugs in your capstone
  7. Week 7

    Capstone – Vendor Ageing Report

    internal-tablesopen-sqlalv-reports
    • Design selection screen
    • Fetch from BSIK/BSAK
    • Bucket ageing 0-30/31-60/61-90/>90
    • Ship as an interactive ALV with drilldown
  8. Week 8

    Interview prep & polish

    abap-coreopen-sqlinternal-tablesdebugging
    • Do 5 mock interviews from the bank
    • Solve 10 code-lab problems
    • Prepare your project pitch (2 min)

Practice tasks

  • Refactor a SELECT-in-LOOP into FOR ALL ENTRIES and measure runtime
  • Write an ALV report with sort/filter/hotspot
  • Debug a program that produces wrong totals for one plant

Interview preparation

  • Difference between Standard / Sorted / Hashed tables
  • When to use FOR ALL ENTRIES vs JOIN
  • How to read a short dump in ST22
  • Explain buffering types in Open SQL
Mock test recommendation

Take the Fresher-level ABAP Core and Internal Tables mock tests before week 8.

Go to Mock Tests →
Code lab recommendation

Complete all beginner Code Lab exercises tagged abap-core, internal-tables, open-sql.

Open Code Lab →

Progress checklist

0 / 5 done

Progress is saved locally on this device.