Recommended expert
Boris Weiseno
Consultant, Developer
Experience
Nov 2024 - Present
1 year 4 monthsHamburg, Germany
Consultant, Developer
ALD AutoLeasing D GmbH
- Industry: automotive / banking
- Preparation for SAP HANA implementation
- Conducting HANA readiness check
- Setting up business partner for HANA
- Developing the CONCUR-SAP interface
- Designing and configuring new payment methods
- Upgrading payment transaction formats
- Documentation with JIRA and Confluence
Aug 2022 - Sep 2024
2 years 2 monthsLübeck, Germany
Subproject Lead, Consultant, Developer
Euroimmun AG
- Industry: medical laboratory diagnostics
- SAP HANA implementation
- Blueprint creation
- Designing and configuring general ledger processes
- Designing and configuring a manual accrual engine
- Designing and configuring a purchase order accrual engine
- Designing and configuring payment transactions
- Designing and configuring electronic bank statement
- Designing and configuring accounts receivable processes
- Designing and configuring accounts payable processes
- Developing user exits, BAdIs, and interfaces
- Defining migration rules for accounts receivable and accounts payable
- Communication and workshops with the business department
- Documentation with JIRA and Confluence
Jul 2019 - Aug 2022
3 years 2 monthsHamburg, Germany
Developer and Consultant
Helm AG
- Industry: trade
- SAP HANA implementation
- Designing and developing a database for hedging information in treasury using FI-SL
- Designing and developing a new transaction for capturing and logging hedges
- Designing and developing methods and classes for posting documents from purchasing and sales in the new database
- Adding custom treasury fields to SAP standard transactions in purchasing, sales, and materials management
- Customizing and developing Z4 reports under the foreign trade regulation
- Customizing and developing domestic and international payment transactions for Germany, Denmark, Sweden, and Norway via CGI
- Documentation with JIRA and Confluence
Jun 2014 - Jun 2016
2 years 1 monthWalldorf, Germany
Consultant, Developer
SAP SE
- Industry: information technology
- Developing the ERP software Simple Finance on HANA
- Migration on SAP SE's production system
- Co-designing the architecture for Simple Finance
- Supporting SAP development
- Supporting the migration of Simple Finance on HANA
- Application consulting in finance
- Developing and converting programs
Mar 2014 - May 2014
3 monthsWalsrode, Germany
Subproject Lead, Consultant, Developer
Dow Chemical Inc
- Industry: chemicals
- Extending the database for corporate reporting with special ledger technique (FI-SL)
- Blueprint creation
- Application consulting in general ledger
- Customizing special ledger FI-SL
- Developing user exits for FI-SL
- Reducing processing times and reporting deadlines
Dec 2013 - Feb 2014
3 monthsCologne, Germany
Consultant, Developer
DEVK Versicherung
- Insurance industry
- Implementation and migration of an additional ledger
- Blueprint creation
- Application consulting
- Program development and conversion
- Solution implementation
Aug 2013 - Nov 2013
4 monthsWalsrode, Germany
Subproject manager, Consultant, Developer
Dow Chemical
- Chemical industry
- Setup of a database for corporate reporting with special ledger technology (FI-SL)
- Blueprint creation
- Application consulting in general ledger
- Customizing of special ledger FI-SL
- Development of user exits for FI-SL
- Test and training responsibility
- Data transfer and ledger setup
- Reduction of processing times and reporting deadlines
May 2012 - Jul 2013
1 year 3 monthsBremen, Germany
Project manager, Consultant, Developer
EADS Astrium
- Aerospace industry
- NewGL implementation with a new chart of accounts
- Optimization of financial processes
- Architecture design of the new general ledger with ledger technology (NewGL)
- Migration to NewGL
- Consulting in the account assignment process
- Application consulting in general ledger
- Program development and conversion
Feb 2009 - Apr 2012
3 years 3 monthsMunich, Germany
Consultant, Developer
Generali Deutschland
- Insurance industry
- NewGL implementation
- Replacement of special ledgers
- Data migration from legacy systems
- Conversion of asset accounting
- Architecture design of the new general ledger with ledger technology (NewGL)
- Transition and migration concept design
- Data migration execution
- Program development and conversion
- Replacement of FI-SL special ledgers
- Reduction of processing times and reporting deadlines
Feb 2009 - Apr 2012
3 years 3 monthsHamburg, Germany
Consultant, Developer
Generali Deutschland
- Insurance industry
- NewGL implementation
- Replacement of special ledgers
- Data migration from legacy systems
- Conversion of asset accounting
- Architecture design of the new general ledger with ledger technology (NewGL)
- Transition and migration concept design
- Data migration execution
- Program development and conversion
- Replacement of FI-SL special ledgers
- Reduction of processing times and reporting deadlines
Feb 2009 - Feb 2009
1 monthHamburg, Germany
Consultant, Developer
Hauni Maschinenbau
- Industry Mechanical Engineering
- Implementation of electronic bank statement
- Design of electronic bank statement
- Customization of account determination
- Development of a user exit
- Testing and documentation
- Shortening of incoming payment processing
Jul 2008 - Jan 2009
7 monthsHamburg, Germany
Consultant, Developer
Beiersdorf
- Industry Consumer Goods
- Rollout of accounting template with ERP 2005 release using ledger technology (NewGL) to Hungary, Czech Republic, Slovakia, Poland and Romania
- Automation of payment processing with the Payment Medium Workbench
- Creation of blueprint
- Application consulting in the area of general ledger
- Application consulting in the area of Payment Medium Workbench
- Development and conversion of programs
- Shortening of processing times
Jun 2008 - Jul 2008
2 monthsHamburg, Germany
Consultant, Developer
Hauni Maschinenbau
- Industry Mechanical Engineering
- Automation of incoming payment processing with user exits in SAP
- Development of a user exit for automated incoming payment processing
- Documentation
- Shortening of processing times
May 2008 - May 2008
1 monthBrussels, Belgium
Consultant
Goodyear
- Industry Mechanical Engineering
- Review of a NewGL project implementation
- Checking the project team's results
- Consulting in intercompany reconciliation
- Consulting on the closing cockpit
- Consulting in NewGL document splitting
- Consulting on decision for parallel ledgers
Mar 2008 - Apr 2008
2 monthsCologne, Germany
Consultant, Developer
Globale Rückversicherung
- Industry Insurance
- Merger of FS-RI and FS-CD systems with FI/CO system
- Introduction of NewGL
- Creation of blueprint
- Application consulting in the area of general ledger
- Migration of data from FS-CD
- Development and conversion of programs
- Shortening of processing and reporting deadlines
- Reduction of interfaces
Nov 2007 - Feb 2008
4 monthsMunich, Germany
Consultant, Developer
Generali Deutschland
- Insurance industry
- Feasibility study for the ERP2005 release implementation with ledger technology (NewGL)
- Design of the new general ledger
- Concept for replacing FI-SL special ledgers with parallel accounting in NewGL
- Project schedule planning
- Resource planning
- Shortening processing times and reporting deadlines
Nov 2007 - Feb 2008
4 monthsHamburg, Germany
Consultant, Developer
Generali Deutschland
- Insurance industry
- Feasibility study for the ERP2005 release implementation with ledger technology (NewGL)
- Design of the new general ledger
- Concept for replacing FI-SL special ledgers with parallel accounting in NewGL
- Project schedule planning
- Resource planning
- Shortening processing times and reporting deadlines
Apr 2007 - Oct 2007
7 monthsProject Manager, Consultant, Developer
SCOR Rückversicherung
- Insurance industry
- Implementation of financial accounting with the ERP2005 release and ledger technology (NewGL)
- Integration of the FS-CD system with the FI accounting system
- Data migration
- Blueprint creation
- Application consulting in the general ledger area
- Data migration from FS-CD
- Development and conversion of programs
- Shortening processing times and reporting deadlines
- Reduction of interfaces
Mar 2007 - Mar 2007
1 monthHamburg, Germany
Consultant, Developer
Makino Europe
- Mechanical engineering industry
- Optimization of the cost of sales method
- Application consulting in the general ledger area
- Expansion of Report Painter
- Optimization of the derivation of functional areas using user exits
- Resolution of open issues
Sep 2006 - Mar 2007
7 monthsToulouse, France
Consultant
EADS Airbus
- Aerospace industry
- Design of an integrated financial accounting and production system with ledger technology (NewGL)
- Development of workshop concepts for chart of accounts consolidation
- Development of a new architecture for a globally integrated system
Sep 2006 - Oct 2006
2 monthsAurich, Germany
Consultant, Developer
Enercon
- Wind power industry
- Set up intercompany reconciliation
- Created blueprint
- Configured intercompany reconciliation
- Developed user exits
- Shortened reporting deadlines
Jun 2006 - Feb 2007
9 monthsWalsrode, Germany
Consultant, Developer
Wolf Walsrode (Bayer)
- Chemical industry
- Built a new corporate reporting with the special ledger component (FI-SL) as part of a carve-out process
- Created blueprint
- Configured special ledger (FI-SL)
- Developed user exits
- Developed and converted programs
- Shortened reporting deadlines
Mar 2006 - Sep 2006
7 monthsHamburg, Germany
Consultant, Developer
Beiersdorf
- Consumer goods industry
- Implemented financial accounting with ERP2005 release using ledger technology (NewGL)
- Set up a new intercompany reconciliation (ICR)
- Created blueprint
- Provided application consulting in general ledger
- Provided application consulting in accounts receivable
- Developed and converted programs
- Reduced processing times and reporting deadlines
Jan 2006 - Feb 2006
2 monthsBonn, Germany
Application Consultant, Developer
Deutsche Post
- Transport and logistics industry
- Set up intercompany reconciliation (ICR) in ERP2005
- Created blueprint
- Provided application consulting in general ledger and ICR tool
- Developed BAdIs for the ICR tool
- Developed and converted programs
- Reduced processing times and reporting deadlines
Jul 2005 - Oct 2005
4 monthsConsultant, Developer
Date Behring
- Healthcare industry
- Built group reporting based on the cost-of-sales method (UKV) using the special ledger for SAP Business Warehouse
- Created blueprint
- Provided application consulting in general ledger
- Provided application consulting in special ledger
- Developed user exits for special ledger
- Developed and converted programs
- Responsible for testing and training
- Reduced processing times and reporting deadlines
Mar 2005 - Jul 2005
5 monthsFrankfurt, Germany
Consultant, Developer
Continental Teves
- Industry: automotive supplier
- Build a prototype for corporate reporting with a special ledger
- Integrate central and decentralized reporting with ALE function
- Create blueprint
- Application consulting for general ledger
- Application consulting for special ledger
- Development and migration of programs
- Responsible for testing and training
- Shortened processing times and reporting deadlines
Jul 2004 - Jan 2006
1 year 7 monthsWalsrode, Germany
Subproject manager, Consultant, Developer
Wolf Walsrode (Bayer)
- Industry: chemical
- Implementation of R/3 finance with parallel valuation (IAS) and logistics
- Migration of legacy systems
- Create blueprint
- Application consulting for general ledger
- Implement parallel valuation (HGB, IAS)
- Application consulting for accounts receivable and accounts payable
- Responsible for configuration
- Development of user exits
- Development and migration of programs
- Responsible for testing and training
- Overall reduction of maintenance costs
- Shortened processing times and reporting deadlines
Jul 2004 - Jan 2006
1 year 7 monthsLeverkusen, Germany
Subproject manager, Consultant, Developer
Wolf Walsrode (Bayer)
- Industry: chemical
- Implementation of R/3 finance with parallel valuation (IAS) and logistics
- Migration of legacy systems
- Create blueprint
- Application consulting for general ledger
- Implement parallel valuation (HGB, IAS)
- Application consulting for accounts receivable and accounts payable
- Responsible for configuration
- Development of user exits
- Development and migration of programs
- Responsible for testing and training
- Overall reduction of maintenance costs
- Shortened processing times and reporting deadlines
Dec 2003 - Nov 2004
1 yearKiel, Germany
Consultant, Developer
HDW
- Industry: shipbuilding
- Introduction of cost of sales method (UKV)
- Create blueprint
- Application consulting for general ledger
- Application consulting for special ledger
- Development and migration of programs
- Development of user exits for special ledger
- Responsible for testing and training
- Shortened processing times and reporting deadlines
Apr 2002 - Oct 2002
7 monthsHanover, Germany
Consultant
Concordia
- Industry: insurance
- Implementation of R/3 finance with consolidation EC-CS
- Implementation of R/3 consolidation
- Application consulting for EC-CS
- Create blueprint
- Responsible for configuration
- Responsible for testing and training
- Overall reduction of maintenance costs
- Shortened closing deadlines
Feb 2002 - Jul 2004
2 years 6 monthsWalsrode, Germany
Subproject lead, consultant, developer
Probis (Bayer)
- Industry: Services
- Implementation of R/3 Financial Accounting with parallel valuation (IAS)
- Migration of legacy systems
- Creation of blueprint
- Functional consulting in general ledger
- Implementation of parallel valuation (HGB, IAS)
- Functional consulting in accounts receivable and accounts payable
- Responsible for configuration
- Development of user exits
- Development and modification of programs
- Responsible for testing and training
- General reduction of maintenance costs
- Reduction of processing times and reporting deadlines
Nov 2000 - Nov 2001
1 year 1 monthHamburg, Germany
Project lead, consultant, developer
Deutscher Ring
- Industry: Insurance
- Implementation of R/3 Financial Accounting with migration from legacy system
- Parallel valuation (IAS)
- Extensive custom developments
- Implementation of R/3 general ledger
- Functional consulting in general ledger and accounts payable
- Functional consulting in special ledger
- Creation of blueprint
- Responsible for configuration
- Development and modification of programs
- Responsible for testing and training
- General reduction of maintenance costs
- Reduction of processing times
Nov 2000 - Feb 2001
4 monthsHamburg, Germany
Consultant, developer
Gruner & Jahr
- Industry: Media
- Implementation of cost of sales method in R/3 for US GAAP reporting
- Functional consulting in special ledger
- Functional consulting in general ledger
- Creation of blueprint
- Responsible for configuration
- Development of a user exit
- Development and modification of programs
- Responsible for testing and training
- Mapping of parallel valuation
Jul 2000 - Nov 2000
5 monthsBremen, Germany
Consultant, developer
EADS Astrium
- Industry: Aerospace
- Implementation of cost of sales method in R/3 for US GAAP valuation
- Automation of incoming payment processing
- Functional consulting in special ledger
- Creation of a concept for parallel valuation in US GAAP
- Implementation of custom developments for US GAAP in projects (PS)
- Implementation of electronic bank statement with user exits
- Development of user exits for special ledger
- Development and modification of programs
- Mapping of parallel valuation
- Reduction of processing times
Mar 2000 - Jul 2000
5 monthsBremen, Germany
Consultant, developer
DaimlerChrysler
- Industry: Automotive
- Automation of incoming payment processing
- Implementation of electronic bank statement with user exits
- Reduction of processing times
Jul 1998 - Feb 1999
8 monthsHamburg, Germany
Subproject Lead, Consultant, Developer
Stone Europa Carton
- Industry wood and paper
- Introduction of R/3 Financial Accounting with cost-of-sales approach
- Migration of data from legacy system
- Subproject management for R/3 General Ledger implementation
- Application consulting in General Ledger and special ledger
- Blueprint creation
- Configuration responsibility
- Development and migration of programs
- Testing and training responsibility
- General reduction of maintenance costs and retirement of legacy system
- Shortening processing times
Oct 1997 - Mar 2000
2 years 6 monthsSubproject Lead, Consultant, Developer
Shell
- Industry oil and gas
- Introduction of R/3 Financial Accounting and Logistics
- Migration of data from legacy systems
- Blueprint creation for General Ledger
- Migration concept for General Ledger
- Design of General Ledger processes
- Application consulting for asset accounting
- Application consulting in General Ledger
- Development and migration of programs
- Configuration responsibility
- Testing and training responsibility
- General reduction of maintenance costs
- Shortening processing times
Apr 1996 - Oct 1997
1 year 7 monthsBrussels, Belgium
Subproject Lead, Consultant, Developer
European Commission
- Industry public administration
- Introduction of R/3 Financial Accounting and budget management
- Development of interfaces to external systems
- Migration of data from legacy systems
- Subproject management for R/3 Financial Accounting implementation
- Subproject management of interfaces to external systems
- Migration concept for General Ledger
- Blueprint creation
- Development and migration of programs
- Configuration responsibility
- Testing and training responsibility
- General reduction of maintenance costs
- Shortening processing times
Apr 1994 - Sep 1995
1 year 6 monthsHamburg, Germany
Developer
Unilever Germany
- Industry food
- Optimization of accounts receivable processes
- Development of a new SAP transaction for faster mass posting of orders
- Automation of dunning notices through a new interface for data exchange
- Testing and training responsibility
- General reduction of maintenance costs
- Shortening processing times
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Insurance (6 years), Retail (3 years), Healthcare (2.5 years), Chemical (2.5 years), Energy (2.5 years), and Professional Services (2.5 years).
Insurance
Retail
Healthcare
Chemical
Energy
Professional Services
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (26 years), Finance (21.5 years), Accounting (14 years), Project Management (10 years), Logistics (4 years), and Procurement (3 years).
Information Technology
Finance
Accounting
Project Management
Logistics
Procurement
Summary
Financial accounting consultant with 29 years of experience. In numerous projects I have gained expertise in financial operations and financial accounting, most recently advising SAP SE's development on the introduction of the new ERP software Simple Finance on HANA.
Skills
- 30 Years Of Sap Experience In Financial Operations And Financial Accounting And Migrating Data From Legacy Systems
- Extensive Implementation Experience In Finance On Hana, Newgl, As Well As Special Ledgers, General Ledger, Payments And Banking, Accounts Receivable, Accounts Payable, Asset Accounting, Controlling
- Industry Experience In Information Technology, Insurance, Aerospace, Consumer Goods, Mechanical Engineering, Chemicals, Transportation And Logistics, Healthcare, Shipbuilding, Automotive Suppliers, Media, Wood And Paper, Oil And Gas, Public Sector, Food
- Deep Integration Knowledge Of Finance And Controlling With Other Modules
- Extensive Experience In Data Migrations (With And Without Lsmw, Newgl And Finance On Hana Migration Tools)
- Extensive Experience In Object-oriented Abap Programming, Including Badis, User Exits, Function Modules, Rfcs, Enhancements
- Special Expertise In Parallel Accounting (Accounts/ledgers), Extensive Know-how In Mapping And Implementing The Cost Of Sales Method, Finance On Hana
Languages
German
NativeEnglish
AdvancedEducation
Flensburg University of Applied Sciences
Diploma in Business Informatics · Flensburg, Germany
Profile
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Boris based?
Boris is based in Hamburg, Germany.
What languages does Boris speak?
Boris speaks the following languages: German (Native), English (Advanced).
How many years of experience does Boris have?
Boris has at least 28 years of experience. During this time, Boris has worked in at least 12 different roles and for 31 different companies. The average length of individual experience is 1 year and 9 months. Note that Boris may not have shared all experience and actually has more experience.
What roles would Boris be best suited for?
Based on recent experience, Boris would be well-suited for roles such as: Consultant, Developer, Subproject Lead, Consultant, Developer, Developer and Consultant.
What is Boris's latest experience?
Boris's most recent position is Consultant, Developer at ALD AutoLeasing D GmbH.
What companies has Boris worked for in recent years?
In recent years, Boris has worked for ALD AutoLeasing D GmbH, Euroimmun AG, and Helm AG.
Which industries is Boris most experienced in?
Boris is most experienced in industries like Insurance, Retail, and Chemical. Boris also has some experience in Energy, Professional Services, and Healthcare.
Which business areas is Boris most experienced in?
Boris is most experienced in business areas like Information Technology (IT), Finance, and Accounting. Boris also has some experience in Project Management, Logistics, and Procurement and Purchasing.
Which industries has Boris worked in recently?
Boris has recently worked in industries like Retail, Healthcare, and Automotive.
Which business areas has Boris worked in recently?
Boris has recently worked in business areas like Finance, Information Technology (IT), and Procurement and Purchasing.
What is Boris's education?
Boris attended Flensburg University of Applied Sciences.
What is the availability of Boris?
Boris will be available from April 2026.
What is the rate of Boris?
Boris's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
How to hire Boris?
To hire Boris, click the Meet button on the profile to request a meeting and discuss your project needs.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
1000
750
500
250
Market avg: 700-860 €
Market avg: 700-860 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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