ABAP Skills:
Field symbols
Standard reports
ALV reports (with or without methodology OO),
SAPscripts and Smartforms
Module Pool, Inbound Interfaces, Outbound Interfaces
Enhancements (User Exit, Field Exit, Screen Exit),
BAPIs, BADIs, ALE, BTE, Batch Input
Dictionary Data (Domains, Data Elements, Structures, etc)
RFCs, IDOCs
OO Programming
SPAU/SPDD
SAP Transport system
OSS Notes
BDT (Business Data Toolset)
 
CRM Skills:
CRM Base Customization including Partner Determination Procedure, Actions, Opportunity, Sales Cycle, Service Scenarios, Text Determination, Status Management
1order Framework
CRM Organizational management
CRM Data Model
Account Origination
Categorization schemas
Web Application Development (BSP Applications)
Component Workbench
Generic Interaction Layer (GENIL)
Business Object Layer (BOL)
UI Enhancements using EEWB, AET (Application Enhancement Tool) and UI Config Tool
Navigation within views and between different components
Inbound & Outbound plugs of views and windows
CRM Middleware data exchange with r/3
 
IS-PS Social Services:
Base Customization including Partner Determination Procedure, Actions, Status Management, Case Assignment, Approval Checks, Successor Processing, DBA determination.
Social Benefit Management, SOA Web Requests
Claims Management, 
Eligibility Determination
Entitlement Determination
Decision Assessment
Change Processing Engine
Decision Basis