Heiko Krain - SAP Development, Adobe Form Development

Berlin, Germany

Experience

Apr 2022 - Jun 2024

2 years 3 months

Gütersloh, Germany

SAP development, Adobe form development

Arvato SE

Conversion of a function-group-based Adobe Interactive Forms framework to an OO-based Adobe framework for documents in transport/logistics and dunning (FI)
Adobe Lifecycle Designer 11.0.1 for SAP
Creating new and handling errors in existing forms, function modules, programs, classes and methods
Smart Forms maintenance
Document printing, email distribution and file archiving
Message control for deliveries, orders, billing, proforma and transports
Ticket system: Jira
Communication: Microsoft Teams
Migrations of customers into a new SAP framework
Implementation of incident and change request tickets
Software: SAP ERP 6.0, SAP_ABA 7.5G, S4CORE 1.05

May 2021 - Mar 2022

11 months

Koblenz, Germany

SAP authorizations

State Finance Office Koblenz

Support in the operational area for SAP authorizations
HCM with structural and context-dependent authorizations
Troubleshooting and error correction in live operation
User management (ZBV) and authorization management (role maintenance)
Authorization analysis and adjustment as part of the 'Firefighter' concept
Identifying automation opportunities
Process and procedure documentation
Software: SAP NetWeaver Application Server (AS) 7.30/7.50

Nov 2020 - Apr 2021

6 months

SAP authorization developer

Own software

Development of a program system for automated recording and analysis of authorization accesses (based on SU53)
Assessment of the current authorization concept for permissions in classic SAP modules
Software: SAP NetWeaver Application Server (AS) 7.50 ABAP/ABAP OO, Eclipse, CDS

Nov 2020 - Apr 2021

6 months

Potsdam, Germany

Interface programming

Potsdam Municipal Utilities Ltd.

Development of an interface program (flat file) from HCM OM
Extensions of data structures
Adjustments due to new OM customizing
Software: SAP NetWeaver Application Server (AS) 7.50 ABAP/ABAP OO

Aug 2020 - Oct 2020

3 months

Potsdam, Germany

Interface programming

Potsdam Municipal Utilities Ltd.

Interface program (flat file) from HCM OM
Selected data from organizational management is written to a corresponding file on the application server for daily processing (AD)
Software: SAP NetWeaver Application Server (AS) 7.50 ABAP/ABAP OO

Apr 2020 - Aug 2020

5 months

Course Participant

openSAP

Building Applications with SAP Cloud Application Programming Model
SAP Cloud Platform Essentials (Update Q2 2019)
SAP Fiori Overview: Design, Develop and Deploy
ABAP Development for SAP HANA
Introduction to Software Development on SAP HANA
An Introduction to SAP HANA
Software: SAP Cloud Foundry Trial System, SAP NetWeaver Development Studio, SAP Web IDE

Apr 2016 - Mar 2020

4 years

Berlin, Germany

IT Service GmbH Employee

KPMG AG Wirtschaftsprüfungsgesellschaft

Development and administration of SAP user and authorization management and application programming
Support for ZBV administration and maintenance of user management automation software (ABAP, ABAP OO, Web Dynpro)
Integration of the IDM system as a replacement for ZBV and development of programs for Active Directory integration
Management of users and business partners in the Solution Manager system
Getting started with SAPUI5/OData and creating a prototype for a substitute application
Troubleshooting authorizations, maintaining roles, and developing helper programs for role maintenance
Development of a central capture tool for SU53 trace
Enhancements in the HCM authorization environment (structural authorization, context solution, BAdIs, and user exits)
Maintenance and enhancement of programs in HCM/HR (leave balances, wage types), FI/HCM (CATS checks), and SD (sales order master data)
Preparation for the S4/HANA conversion by reviewing and adjusting customer-specific programs (SPDD/SPAU)
Software: SAP NetWeaver (NW) Application Server (AS) ABAP/ABAP OO

Jul 2015 - Mar 2016

9 months

Potsdam, Germany

SAP HCM Developer

Investitionsbank des Landes Brandenburg

Data creation program and RFC-enabled function module for an external interface (Java Connector)
Special program for calculating and transferring annual one-time payments
Customization of the loan program to automatically generate forms using the ALV mail merge function
Software: SAP NetWeaver (NW) Application Server (AS) ABAP/ABAP OO

Jul 2015 - Mar 2016

9 months

Bremen, Germany

Authorization Support

KPMG AG Advisory

Developing a solution for automated creation of role menus (mass processing)
Adjustments to the automated installation process of the authorization tool programs for transportability
Naming in the customer namespace
Software: SAP NetWeaver (NW) Application Server (AS) ABAP/ABAP OO

Jul 2015 - Mar 2016

9 months

SAP FI-CA Developer

primacall GmbH

Development of various document interface programs for processing dunning notices
Modification of customer programs for the new external contract account prefix assignment
Software: SAP NetWeaver (NW) Application Server (AS) ABAP/ABAP OO

Jan 2015 - Jun 2015

6 months

Potsdam, Germany

SAP HCM Developer

Investment Bank of the State of Brandenburg

Support for LCP/Service Pack updates (SPDD/SPAU)
HCM-specific developments in organizational plan, payroll tax statements, and applicant management
Troubleshooting time records and text field output for the authorization infotype in ALV lists
Anonymizing applicant data and creating applicant statistics
Software: SAP NetWeaver (NW) Application Server (AS) ABAP/ABAP OO

Jan 2015 - Jun 2015

6 months

Munich, Germany

SAP Basis Developer

KPMG AG Advisory

Developed a performance-optimized database read program for document and index tables to replace an SQL interface
Software: SAP NetWeaver (NW) Application Server (AS) ABAP/ABAP OO

Jan 2015 - Jun 2015

6 months

SAP FI-CA Developer

primacall GmbH

Troubleshooting payment batch postings
Set up a table-driven parser for payment references based on regular expressions
Custom interface program for postings from an external debt collection agency
Assisted with archiving all FI-CA components
Software: NetWeaver (NW) Application Server (AS) 7.31, ABAP, ABAP OO

May 2014 - Dec 2014

8 months

Berlin, Germany

SAP Developer

KPMG AG

Implemented web service-based interfaces between HCM and external systems via PI (Proxy)
Adapted an existing custom Web Dynpro application for the authorization context
Software: NetWeaver (NW) Application Server (AS) 7.31, ABAP OO, Web Dynpro

Apr 2014 - Oct 2014

7 months

Cologne, Germany

SAP Authorization Management Developer

KPMG AG Advisory

Developed a comprehensive software package for program-driven role management and integration into the existing environment
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP OO

Apr 2014 - Apr 2014

1 month

Berlin, Germany

SAP HCM Developer

KPMG AG Advisory

Implemented a BAdI for validity period checks in authorization management in HCM
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP OO

Sep 2013 - Dec 2014

1 year 4 months

SAP FI-CA Developer

primacall GmbH

Customized and newly developed programs in FI-CA (account statements, bank data, customer master data)
Made adjustments for SEPA implementation (payment run, mandate management, DMEE)
Archived contract accounts, business partners, and FI-CA documents
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP, FI-CA

Aug 2013 - Dec 2014

1 year 5 months

Potsdam, Germany

SAP HCM Developer

Investitionsbank des Landes Brandenburg

Supported SEPA conversion (payment program, IBAN uploads, DMEE)
Adapted event management, time management (time terminal interface), and organizational management (position structuring)
Applicant management: dynamic actions, anonymization, and correspondence enhancements
Supported upgrades (SPDD/SPAU) and selection of a transport tool
Software: NetWeaver (NW) Application Server (AS) 7.31/6.04, ABAP/ABAP OO

Jul 2013 - Aug 2013

2 months

SAP Authorization Management Developer

KPMG AG Advisory

Developed software for automated mass role maintenance and made adjustments to existing software
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP OO

Oct 2012 - Jun 2013

9 months

Lübeck, Germany

User and Authorization Management Support

Drägerwerk AG & Co. KGaA

Managed users in development and test systems, as well as via GRC in production systems
Migration project: transferred about 1200 users using an ABAP tool and LSMW
Created new roles, authorization objects, and a tool to automate role creation
Provided user support in day-to-day operations and GRC environment
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP

Aug 2012 - Sep 2012

2 months

SAP Basis Developer

KPMG AG Advisory

Development of a module for dynamic reading of SAP tables including security checks and performance optimization
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP

Jun 2012 - Jul 2012

2 months

Cologne, Germany

SAP Authorization Management Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Development and extension of support software for the SAP profile generator
Software: NetWeaver (NW) Application Server (AS) 7.02, ABAP

May 2012 - May 2012

1 month

Self-study Java

Home Office

Learning Java (Windows) using Java SE Development Kit 7 Update 4

Aug 2011 - Apr 2012

9 months

Berlin, Germany

SAP Security/Basis Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Automatic transaction search for audits to identify authorization checks
Maintenance and enhancement of automated processes for user management and role assignment (Web Dynpro ABAP)
Automatic creation of SAP users for offshore employees and integration of mass email functionality
Assisted in onboarding about 2000 new SAP users
Software: NetWeaver (NW) Application Server (AS) 7.00, ABAP, ABAP OO, Web Dynpro

Jun 2011 - Jul 2011

2 months

Berlin, Germany

SAP Developer

BearingPoint

Support in event management (LSO) and maintenance of structural authorizations (BAdI)
BSP programming for external courses and creation of an equipment database
Form adjustments in SD and implementation of user exits for travel expenses
Software: NetWeaver (NW) Application Server (AS) 7.00, ABAP, BSP

May 2011 - May 2011

1 month

SAP SD Developer

Refratechnik Cement GmbH

Form and print program adjustments in SAPScript
Adjusting basic settings through user exits, BAdIs, or modifications
Expanding IDoc content and modifications in order management/billing
Software: NetWeaver (NW) Application Server (AS) 7.00, ABAP

Mar 2011 - Mar 2011

1 month

Potsdam, Germany

SAP HR Developer

Investitionsbank des Landes Brandenburg

Customizing print layouts and programs as well as automatic email sending
Interface for correction entries in time recording
Customizations in applicant and event management and staffing plan printout
Software: NetWeaver (NW) Application Server (AS) 7.00, ABAP

Feb 2011 - Feb 2011

1 month

Berlin, Germany

SAP ArchiveLink Developer

Infoniqa IT Solutions GmbH

Programming in the ArchiveLink area and troubleshooting BLOB archiving
Implementation for document type TXT
Software: SAP ERP Release 6.00 (HR) and NW AS 7.00, ABAP

Jan 2011 - Jan 2011

1 month

Self-study SAP Workflow

Heimarbeit

Self-study in SAP Workflow Management (customizing, monitoring, reporting)
Business Objects programming and ABAP integration of ArchiveLink
Software: NetWeaver (NW) Application Server (AS) 7.00, ABAP, Workflow

Jul 2010 - Dec 2010

6 months

Berlin, Germany

SAP Authorization Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Handover of automated authorization management tools to external service providers
Creation of documentation (EN), 2nd/3rd level support and troubleshooting in workflow
Software: NetWeaver (NW) Application Server (AS) 7.00, ABAP, authorizations

Jan 2009 - Jun 2010

1 year 6 months

Berlin, Germany

SAP Developer Authorizations

KPMG AG Wirtschaftsprüfungsgesellschaft

Monitoring of authorization automation and implementation of a new authorization concept for 8000 users
Development of programs for user management, session management (similar to SM04) and synchronization with eRecruiting
Support in 2nd/3rd level, troubleshooting in BAPIs and FI forms (Smart Forms)
Software: SAP ERP Release 6.00 (HR) and NW AS 7.00, ABAP, ABAP OO

Jan 2008 - Dec 2008

1 year

Berlin, Germany

SAP Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Web Dynpro application for decentralized assignment of user groups with an approval concept
Implementation of mass processing functions and reporting of organizational management
Design of dynamic search aids in the HR environment
Software: SAP ERP Release 6.00 (HR) and NW AS 7.00, ABAP OO, Web Dynpro

Apr 2007 - Dec 2007

9 months

Berlin, Germany

SAP Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Creation of a control program for off-cycle payroll distribution and event-driven user group synchronization (LDAP)
Automated user management based on ODS data from BW
Development of a flexible interface to FI for phased retirement payments and revision of the CATS HR transfer
Performance improvement of internal settlement (ILV) in CO
Software: R/3 Release 6.00 (HR) and WAS 7.00, ABAP, authorizations

Jan 2007 - Mar 2007

3 months

Berlin, Germany

SAP Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Preparation and execution of the release upgrade to SAP NW Application Server 7.00 and SAP ERP 6.00
Review of customer programs
Software: R/3 Release 6.00 (HR) and WAS 7.00, ABAP

May 2006 - Dec 2006

8 months

Berlin, Germany

SAP Basis/HR Developer

KPMG AG Wirtschaftsprüfungsgesellschaft

Synchronization process for password management and tool for managing valid SAP user licenses
Central analysis program for consolidating user roles
Extension of the interface to the pension fund and implementation of BAdIs for personnel actions
Software: R/3 Enterprise Release 4.70 and WAS 6.40, ABAP, user management

Jul 2004 - Apr 2006

1 year 10 months

Berlin, Germany

SAP developer HCM/Basis

KPMG AG Wirtschaftsprüfungsgesellschaft

Automated authorization management via BW and a customer solution for substitute assignment
Handling of service pack imports (SPAU) and program for cross-system variant comparison
Interface to pension system and automated leave and bonus management
Software: R/3 Enterprise Release 4.70 and WAS 6.40, ABAP, HCM, user and authorization management

Mar 2004 - Jun 2004

4 months

Berlin, Germany

SAP developer Basis/HR

KPMG AG Wirtschaftsprüfungsgesellschaft

Program for automated user reconciliation between HR and SAP user management (ZBV)
Modification adjustments due to release change after 4.70 for CO-PA and SD
Software: R/3 Enterprise Release 4.70 and WAS 6.20, ABAP, user and authorization management

Feb 2004 - Feb 2004

1 month

Berlin, Germany

SAP developer CO-PA

Schering AG

Preparation of quarter-end closing
Adaptation of programs for the BW interface
Software: R/3 Enterprise Release 4.70, WAS 6.10, 6.20, ABAP

Jan 2004 - Feb 2004

2 months

Self-study ABAP Objects

Home-based work

Study of object-oriented programming with ABAP Objects and SAP Web Application Server (WAS)
Development of BSP applications and use of ICM, ICF, and Web Application Builder
Software: R/3 WAS 6.10, WAS 6.20, ABAP

Jul 2003 - Dec 2003

6 months

Berlin, Germany

SAP developer CO/SD

Schering AG

Reporting in profit analysis (Report Painter/Writer) and maintenance of aggregation levels
Development of a program system for consignment stock valuation in SD
Mass status conversion in PS and maintenance of new authorization objects in BC
Software: R/3 4.6C, ABAP

Jan 2003 - Jun 2003

6 months

Berlin, Germany

SAP Developer CO

Schering AG

Consolidation project with interface programs to BW (ASCII files)
Adjustments in the CO-PA results area and special valuation rules via user exits
Software: R/3 4.6B, ABAP

Jul 2002 - Dec 2002

6 months

Berlin, Germany

SAP Developer MM/SD/FI

Schering AG

Migration and merging of companies (vendor/customer master data, open items)
Function module for automated use of free accruals in submit statements
Optimization of the procurement process in MM and screen control for CO internal orders
Software: R/3 4.6B, ABAP

Jan 2002 - Jun 2002

6 months

Berlin, Germany

SAP Developer PS/MM

Schering AG

Function for automatically closing project definitions and PSP elements in PS
Programming of a modified material master maintenance transaction (dialog programming) in MM
Software: R/3 4.6B, ABAP

Apr 2001 - Dec 2001

9 months

Berlin, Germany

SAP Developer FI/MM

Schering AG

Introduction of new functions in payment transactions (forms, archiving) and electronic account statement
Program for automatic maintenance of posting periods and customizing of the disposition in MM
Global material master data changes and interface adjustments (file, IDoc)
Software: R/3 4.6B, ABAP

Nov 2000 - Mar 2001

5 months

Berlin, Germany

SAP Developer MM/CO/FI

Schering AG

Adjustment of customer programs after release upgrade to 4.6B (BBP, MRP, email for purchasing)
Dialog transaction for capacity planning in CO based on plant data
Optical archiving of payment regulation lists in FI
Software: R/3 4.6B, ABAP

Jul 2000 - Oct 2000

4 months

Berlin, Germany

SAP Developer CO/SD

Schering AG

Release upgrade 3.1H to 4.6B with testing and adaptation of customer programs
Data transfers of customer data in CO, IM and SD
Software: R/3 3.1I, 4.6B, ABAP

Jan 2000 - Jun 2000

6 months

Berlin, Germany

SAP Developer R/3

AgrEvo GmbH

Adaptation of customer programs for release upgrade to 4.5B in MM, SD and FI
Inventory overviews with history tables and form adjustments in SAPScript
Troubleshooting SAP printing (NT print server) and preparing patch comparison
Software: R/3 3.1I, 4.0B, 4.5B, ABAP

Oct 1999 - Dec 1999

3 months

Berlin, Germany

SAP Developer MM

AgrEvo GmbH

Migration and data transfer to merge two companies in MM
Data transfer for material master, purchasing creditors and inventory (batches)
Software: R/3 3.1I (ABAP/4, batch input, direct input, MM)

Oct 1998 - Sep 1999

1 year

Berlin, Germany

SAP Developer FI/CO

KPMG AG Wirtschaftsprüfungsgesellschaft

Programming in ABAP/4 for SAP R/3 3.1H in FI/CO and SD
Basic tasks like printer and job management as well as transport management (Workbench)
Design and implementation of an interface between external server software and SAP R/3 invoice receipt (RFBIBL00)
Software: FTP, R/3 3.1H (ABAP/4, batch input, FI)

Sep 1996 - Sep 1998

2 years 1 month

Berlin, Germany

SAP Developer MM/PP

Schindler Aufzüge und Fahrtreppen GmbH

Programming in ABAP/4 for SAP R/3 MM and PP
Implementation of an assembly information system in SAP R/3
Development of a dialog transaction to process technical parameters of elevator systems in SAP R/2
Analysis and design for using the purchasing information system
Software: R/3 3.1G (ABAP/4), MS Excel, FTP

Oct 1994 - Aug 1996

1 year 11 months

Berlin, Germany

SAP Developer R/2

Schindler Aufzüge und Fahrtreppen GmbH

Programming in ABAP/4 for SAP R/2 4.3I (CICS 2.1) in modules RM-MAT and RM-PPS
Basic tasks (user, printer, job management) and support of PC-Connection
Software: R/2 4.3/I (ABAP/4), Windows, MSDOS, OS/2, FTP, MVS

Jul 1994 - Sep 1994

3 months

Berlin, Germany

User Support Staff

Schindler Aufzüge und Fahrtreppen GmbH

User support in PC and network technology
Hardware installation and maintenance of Intel-based PC components
Software: Windows 3.1/3.11, OS/2

Apr 1994 - Jun 1994

3 months

Berlin, Germany

Triton/UNIX Administrator

BICC Cables Ltd

Implementation of Triton 2.2 (Baan) as administrator
Work as UNIX administrator (HP-UX, AIX)

Dec 1993 - Mar 1994

4 months

Berlin, Germany

IT Specialist

BICC Cables Ltd

Technical preparation for the implementation of Triton 2.2
Development of concepts for network, data security, availability, and file servers
Software: HP-UX, AIX

Oct 1990 - Nov 1993

3 years 2 months

Berlin, Germany

SAP Developer R/2

BICC Cables Ltd

List programming in module RM-MAT and basic system administration tasks
Implementation of a solution for error correction in the gateway printer connection
Study and concept for using UNIX IT systems in the company
Software: SAP R/2 4.3.H, RS, ABAP/4, C, CLIPPER, Turbo Pascal, HP-UX shell script

Mar 1987 - Sep 1990

3 years 7 months

Berlin, Germany

System and application programmer

VEB Kabelwerk Oberspree (KWO)

System programming for mainframes (ESER) under MVS/CICS
Developed in-house application programming for materials management (dialog and list programming)
PC programming for the download data set
Software: Assembler (370), PL/1, Clipper, dBase IV

Summary

IT experience since 1987 (including studies since 1982)

Main activities

SAP ABAP development since 1990 (R/2)
SAP authorization and user management (since 2013, ERP only)

Technical SAP systems

ERP 6.0 NetWeaver 7.n
Web Application Server ABAP 6.n

SAP development technologies

ABAP (since 1990 R/2) and ABAP OO (since around 2010)
Web Dynpro ABAP (since 2008, without Floorplan Manager)
BSP (only in 2011, SAP HR LSO)
SAPUI5/OData – basics in 2016, prototype, no project experience so far
Form control SAPscript, Smart Forms
CDS (Eclipse ADT)

SAP modules (R/3 and later) and special applications

currently: mainly HR/HCM/ESS (since 2004)
also SD (first in 1996, last in 2018 during employment)
also FI (first in 1998, last in 2018 during employment)
1996 to 2003: mainly MM, PP, PS, SD, LO
2013 to 2016: also FI-CA
also since 2004:

Special tasks in BC Basis/NetWeaver:

SAP authorizations – operational support (no authorization concepts)
HCM with structural/context-dependent authorization checks
FI, SD to a lesser extent
SAP user management
Central user management – development/administration
ABAP developments (ABAP/Web Dynpro) for user and authorization assignment automation

Other:

ITIL Foundation Certificate in IT Service Management in June 2016
Ticket tool Amdocs
Ticket tool Remedy

Skills

Application Programming Hcm, Sd, Fi, Co, Fi-ca, Authorizations
Abap, Abap Oo
Web Dynpro (Without Floorplan Manager)
Web Application Builder Bsp
Sapui5 Basics (Training And Prototype In 2016)
Odata (Training And Prototype In 2016)
Abap Proxy Processing
Form Control Sapscript, Smart Forms, Adobe Interactive Forms
Troubleshooting/debugging Across Modules
Authorization Management – Role Design, Structural Authorizations Hcm
User Support In Second And Third Level Service For User Management/authorizations
Basic Support In User Management/authorizations
Job Management (Plus Additional Software From Blohm)
Process Management
Posting Management
Lock Management
Printer Control, Printer Management
System Log
Runtime Analysis (Performance)
Dump Analyses
Lsmw
Table Indexing (Access Optimization)
Transport Management (Cts)
Oss Services (Notes, Transaction Snotes)
Enhancements (Smod/cmod, Badis, User Exits)
Modifications (Modification Monitor, Spdd/spau)
Classic And Object-oriented Programming In Abap/4
Table Control
Alv Grid
Customer Control
Business Objects (Bor, Bapi, Maintenance, Programming, Troubleshooting)
Abap Query
Batch Input And Direct Input
Ole (Interface To Ms-office)
Unix, Windows Interfaces
Workflow Basics/troubleshooting/modification/extension Of Existing