- ABAP ( BAPI, BADI, Smartforms, Screen Painter-Programming, ABAP Routine Programming-VOFM, Enhancement, Screen-Exit, Customer-Exit, Field-Exit, User-Exit, Debug, ALV, )
- SAP SD MODULE ( SPRO-Customizing, NACE-Output Control, SD Pricing,Condition-ABAP Routine, Find Exit or BADI, Enhancement Implementation, Refund )
- SAP FI MODULE ( SD and MM Invoice Support, Find Exit or BADI and BTE, Enhancement Implementation, Refund, Bank Payment Integration )
- SAP MM MODULE ( SPRO-Customizing, Find Exit or BADI, Enhancement Implementation )
- SAP PM,QM MODULE ( SPRO-Customizing, Equipment- Customizing )
- IDOC ( Fix Error, Debugging Idoc Code-Debug Change, Process Idoc , Craete Model Output-Input, ABAP Programming IDOC Input and Output Process )
- SAP HANA & SAPUI5 Fiori development
- SAP BASIS ( Create User&Role, PFCG,SU01,SUIM, Authorization Object )
- E-INVOICE & E-ARCHIVE ( GIB Integration Support and Development )
- INTEGRATION ( JSON, XML, WDSL, FTP, SFTP, IDOC, RFC, Soap, Webservice Rest & Restfull, Native SQL )
- Big Data SAP Integration; Hadoop, Nifi, RabbitMQ, Elasticsearch, Kibana, MongoDB
- C#, Node.js backend development and React, Angular, Javascript frontend development
- Kubernetes & Docker Deployment
