My role is SAP Developer responsible to evaluate new tech from SAP mostly in the following fields: Integration, Embedded Analytics, EDW, UI/UX and provide feedback about its strong points and limitations. In addition to this I also work on regular projects with customers across many industries operating within the EU or globally.

This includes but not limited to:

• Bonvendo b2b eCommerce solution for SAP, lead back-end dev (OpenUI5 + SAP Gateway)
• Re-platforming complex HANA data models into CDS models to be accessible from UI5 apps to benefit from CDS annotations and easy OData exposure
• SAP Cloud Platform <-> S/4 on-prem SD FI BP MM interfaces development: OData CDS / GW / SADL / AMDP / SQLScript / API Business Hub / CVI
• Fiori apps development: Fiori Element + OData exposed CDS model + SAP Gateway / BOPF
• CDS based OLAP/OLTP data models development (CA-TS, PM)
• Gateway CDS-referenced OData services development (SD, PM)
• Extension of Gateway services (model and business logic)
• Troubleshooting UI5 apps with Chrome dev tools and ABAP debugger
• Web-services implementation via SICF + SREST + ABAP handlers
• Running workshops for client's dev teams (Gateway/OData development)

Tools and technologies used: ABAP OO, OData, CDS, AMDP, BOPF, Fiori Elements, Smart Data Integration, HANA XS, OLAP, RFC, SAP Internet Communication Framework, ADT, Chrome dev tools, abap2xlsx.

System version: S/4HANA 1610/1709/1809, ECC 6.0, Gateway 2.0, Netweaver 7.40/7.52, HANA 2.0, Solution Manager 7.2

My role is in-house SAP Developer to support existing ABAP systems and deliver new functionality using UI5/Gateway technologies as well as participate in migration to HANA and S/4HANA platforms.

This includes:

• Business Change Requests delivering (FI-CO, MM, SD, HR, SM, GW, BW)
• Unicode / HANA enablement of custom ABAP code
• Data intensive ABAP custom code pushdown to HANA procedures
• UI5 / Gateway development
• Fiori apps troubleshooting
• Bugs fixing
• Performance tuning
• CRs management in Solution Manager

Tools and technologies used: ABAP OO, Web Dynpro ABAP, UI5/Fiori, OData, Unicode, Enhancement Framework, PDF-forms, CDS, AMDP, BSP, WebUI.

System version: SAP S/4HANA 1610, SAP ERP - ECC 6.0, SAP Gateway 2.0, SAP Netweaver 7.40, SAP HANA sps11/12, SAP Solution Manager 7.2, SAP GTS.

My role is HANA Developer participating in migration of BW solution to HANA platform. Project methodology is SCRUM.

This includes:

• Analysis of data flow/transformations in BW starting from BEx queries down to data sources;
• Conversion of ABAP routines, formulas etc. to specifications for development of information views in HANA;
• Development of information views in HANA;
• Unit Testing
• Performance Testing
• Bug fixing

Tools and technology used: BEx Query Designer, BW Workbench, ABAP, SAP HANA Studio - Modelling, SQL, SQLScript, Analysis for Microsoft Excel, MS SSMS

System version: SAP HANA (sps's 8,11), SAP BW 7.3, SAP AO 2.3, MS SQL Server 2012

I consulted client on SAP software (ERP, BW) related aspects of a merge between a non-SAP holding with an SAP company. Recruited a core team of SAP professionals for the project.

System version: SAP ERP - ECC 6.0, SAP BW 7.0

My role is SAP ABAP developer participating in localization of SAP FI-CO functionality for Ukrainian region and post upgrade support.

Tools and technology used: BADI, OpenFI, User-Exits, Smart-Forms.

System version: SAP ERP - ECC 6.0

My role is SAP ABAP developer participating in localization of SAP FI-CO functionality for Ukrainian branch of the client. This included: Electronic Bank Statement developments (data conversion, BS import and GL posting enhancements), tax generation enhancements, print forms development and post upgrade support.

Tools and technology used: BADI, OpenFI, User-Exits, Smart-Forms.

System version: SAP ERP - ECC 6.0

My role is external SAP SE employee on behalf of EPAM Systems serving as a 3rd level support engineer in a team responsible for SAP PPM system heavily enhanced with custom code. Monthly RDs and\or MDs. Key responsibility is resolving Incident, Problem Management, Change Request and Service Request tickets.

This included:

• fixing custom code errors, revealing errors in standard code (OSS);
• resolving performance issues (database and run-time);
• debugging complex functionality;
• delivering change requests;
• participating in unit, regression and integration testing activities;
• cooperating with external delivery teams;
• aligning all activities with ITIL standards;
• creating detailed documentation for all the changes done in the system.

Tools and technology used: ABAP OO, Web Dynpro ABAP, FPM, BRF+, BAPI, RFC etc.

System version: PPM 6.0

My role is SAP ABAP Developer who is working closely with financial and logistics in-house consultants to deliver new functionality and business change requests in FI-CO, MM and SD modules of existing SAP ERP system.

This included:

• Electronic Bank Statement developments;
• generation and delivery via email of various reports in background mode in MS Excel format;
• interactive reports development with multiple data sections on single screen;
• performance improvement (database and run-time);
• data export;
• post upgrade support;
• custom code errors fixing;
• implementation of various enhancements and modifications;
• specifications for completed developments and customizations.

Tools and technology used: GUI Controls, BADI, User-Exits, OpenFI, BAPI, BDC, RFC, FTP, SAPOffice, XML, Smart-Forms, SAPScript, BCS, ADK etc.

System version: SAP ERP - ECC 6.0

My role is SAP ABAP, BI Developer. I have participated in several projects for Ukrainian companies creating custom functionality in SAP ERP and building BI solutions based on SAP BW and SAP Business Objects.

Projects:

• "Centravis Production Ukraine" Development of financial dashboard. I was involved in data modeling and configuration of ETL process starting from development of ERP extractors up to creating queries in Business Objects.
• "National Bank of Ukraine" Formation of centralized bank ledger and development of statistical reporting based on SAP BW. Data comes from two sources: SAP ERP and 3rd party banking system SABO (Oracle DB). I was involved in data modeling and configuration of ETL processes.
• "National Bank of Ukraine" Developed custom application for "bad" debts provision accounting.
• "National Mint of Ukraine, Banknote Paper Plant" Developed set of reports and print forms in CO, MM modules.

Tools and technology used: GUI Controls, User-exits, BADI, BAPI, Smart-Forms, ETL, BEx Query Designer, Universe Designer, WebI.

System version: ERP - ECC 6.0, BW 7.0, BO Enterprise XI 3.1

My role is a student at internal school for SAP BW Consultants and later on for SAP ABAP Developers. Once successfully completed educational process I participated in 2 SAP BW implementation projects (ETL + reporting) and 1 SAP ERP implementation project. In addition to this, I did a self-study of SAP Business Objects and SAP Data Services.

Tools and technology used: GUI Controls, Screen Painter, ABAP Dictionary, BAPI, BADI, User/Customer Exits, Smart-Forms, Adobe PDF froms, ETL, BEx Query Designer, Universe Designer, WebI, Data Integrator and etc.

System version: BW 3.5/7.0, ERP - ECC 6.0, BO Enterprise XI 3.1

I was involved in blueprint preparation, implementation and support of IT-infrastructure (ERP, IT Services) of multi-branch company working in financial field.

Tools and technology used: Atlantis, Bash, SQLPlus, SQL, VSS

System version: ERP - Galaktika 8.1, DB - Oracle 10g, OS - Unix, Windows

My role is IT Manager / ERP Consultant in a small retail company. I have coordinated and resolved IT related issues. Planned budget for support and development of IT-Systems.

This included:

• building and supporting of IT-infrastructure of retail minimarket, starting with POS terminals and barcode-scanners installation, finishing with setting up accounting processes in ERP system FinExpert;
• development of required reporting;
• warehouse accounting and food-production accounting;
• supervision of logistics and primary accounting processes;
• ERP users support.

Tools and technology used: FinExpert ERP, Windows Server, DHCP, PervasiveSQLServer, FastReport, SQL, MS Excel 2003.