Naga Siva Teki

• Works primarily on Application development and Integrations.
• As a technical expert, responsible for requirement gathering and adopting the business process.
• Mainly responsible for integrating S4/Hana with various 3rd party applications/Systems(SFDC,BIWER,Bank of America,Matrix Db's,Vantree) by using Integration Suite.
• Hands on experience in developing Salesforce Integration with SAP S/4 on premise custom Interfaces.
• Experience in integration technologies with S/4 Hana (e.g., CDS Views, OData,IDOCs, BAPI, PROXY, ODATA, SOAP).
• Strong Experience on SAP API management, created API proxies, Policies, publish APIs.
• Good experience on working with Event Mesh AMQP protocol in BTP.
• Experience in working with Business Application Studio along with S/4 Hana (e.g., CDS Views, OData)

• We used to integrate the multiple vendors data with SAP ERP system for Financial and Payroll transactions using hybrid integration – MuleSoft, BTP Integration Suite, SAP ABAP.
• Apigee Migration to MuleSoft [PACE Project].
• As part of Migrating API's from APIGEE to MuleSoft in BAT Project, I have come to know how OAS specs are written and how policies are applied to the Pre flows & Post flows in APIGEE.
• How Key value pairs are created (with Encryption) and fetching properties from KVM and using them in the flows.
• Experience on how to create Multiple Developers and multiple API Products with Different Credentials for same API and Publishing.
• Mainly responsible for integrating S4/Hana with various 3rd party applications (COUAPA) by using MuleSoft.
• Responsible for preparing TDE (Top-down estimation) with effort estimation.
• Mule Coding as per the business standards of the organization.
• Provide SME support in PACE interfaces (Vendor Master and PR PO creation update from Tao to COUPA).
• Involved in MuleSoft API Development using RAML/OAS/OpenAPI.
• Experience in transformations using Dataweave Language (DWL).
• Deployed Application in cloudhub (DEV, TEST, Regression ENV's).
• Applying & Customizing policies based on the requirements.
• Prepared Test cases and Testing Application using Munit and Postman.
• Implementing business logic through mule flows and making connections with messaging services (Anypoint MQ).
• Consuming and exposing webservices (both SOAP and RESUTFUL) by using RAML.
• Experience in using various mule connections like Https, DB, JMS, Salesforce, Azure Services bus.
• Dataweave transformations for simple and complex XML and JSON.
• Deploying the application through GitHub, Azure devops in cloud Hub.
• Implementing business logic through mule flows
• Configured Mule service flows with various exception handling strategies such as Choice, Custom, Global exception that notifies customers with simple & Custom error Descriptions.
• Used Mule ESB Connectors - Transform Message, Choice Exception strategies, Batch processing.
• Used MEL (Mule Expression Language), that provides a consistent, Standardized way to work with a mule messages payload and properties.
• Experience in using Various mule connectors like Dataweave, File, DB etc
• Involving in fixing the defects raised by DEV, TEST, UAT teams.
• Also Provide support on APIGEE while working as MuleSoft Developer to trace and provide solutions on errors
• Competent ABAP developer with experience in multiple modules.
• Experience in integration technologies (e.g., IDOCs, BAPI, PROXY, ODATA, SOAP).
• Hands-on experience with SAP Cloud Platform Integration (CPI) tool set, including building integration flows, mappings, adapters, and transformations.
• Solid understanding of integration patterns, protocols, and standards such as SOAP, REST, OData, XML, JSON, and SFTP.
• Hands on experience in developing SAP HCM/ SuccessFactors Integration with various HR systems PulseHR, ServiceNow, Mercer Darwin custom Interfaces with Cloud platform Integration (CPI)
• Good experience on working with Event Mesh AMQP protocol in SAP CPI.
• Experienced working on SAP API management, created API proxies, Policies, publish APIs
• Good experience in using groovy script/XSLT mapping for various requirements.

• We used to integrate the multiple clothing vendors with SAP ERP system for orders, invoices, Payments using hybrid integration - Cloud platform Integration, SAP PI.
• Integrated with multiple POSlog different plants using SAP CPI interfaces.
• Worked on migration on PI 7.3/7.4/7.5 /CPI and able to suggest solutions to convert the current interfaces to single stack on PI 7.3/7.4 or CPI.
• Integrated with Ariba using Ariba Network Adapter for all P2P scenarios.
• Monitoring and supporting various existing geographical rollouts for A2A interfaces.
• Understanding the requirements, analyzing the functional specs, and involved in the designing of interfaces.
• Development of interfaces for objects based on Technical Specifications.
• Worked on ABAP side connectivity configuration with SAP PI and used varies T-codes for reprocessing the IDoc and Proxy.
• Good experience in using groovy script for various requirements.
• Experience in using Content Enricher, Content Modifier, Request Reply, Router, Filter.
• Maintaining Security Materials (Artifacts) as Passwords and Certificates.
• Experience moving the CPI artifacts to Production tenant and configuring.
• Execution of tests according to the sequence of steps in the Test Scripts during FUT Testing.
• Validation and verification of all test results against expected results.
• Preparation, execution, and completion of required test phases.
• Monitor data in CPI and PI system sent by customers
• To coordinate with the Client Team and Functional Team for any additional changes needed to be implemented as per business requests.
• Worked on IDoc_AAE, Java Adapters, SFTP, SOAP, File, REST, JMS, AN, JDBC, OData, HTTPS, JMS, IDOC, Proxy Adapters.
• Security settings/configurations such as OAuth2.0, PGP, SSL, SSH.
• Extensive experience in establishing the connectivity between ECC and PI, RFC connections, IDoc/Proxy/SLD settings/configurations.

We used to integrate multiple Bottler services with SAP ERP system using hybrid integration - Cloud platform Integration and SAP PI.

● Implemented API (Rest/SOAP) led integration using SAP PO and SAP CPI.

● Worked on various requirements from 3rd party to WMS Create/Update Item Master Data.

● Developed customized integrations to enabling rapid integration between JDA Manufacturing Planning and SAP ECC running SAP HANA.

● Highly efficient in developing EDI interfaces with EDI Trading Partners with PGP encryption using BTP Integration Advisor and EDI Standards EDIFACT, X12.

● Worked on integration between SAP and Blackline supports the full range of SAP data, from GL balances to subledgers, transactional data, and currency rates.

● Support and monitoring of the huge landscape of Middleware tools PI and SAP CPI.

● Worked on various connectors HTTP, SFTP, FTP, IDoc, SOAP in SAP CPI.

● Developed interface to convert the Json, xml based using AMQP adapters.

● Developed and Solutioning for various java-based SOAP, REST JDBC lookups and provided SME support.

● Implemented various interfaces for Invoices, PO's, Customer and Material which will integrate with Gordon Now ERP system using SAP PI.

● Developed CPI alert mechanisms in CPI tenants.

● Have good experience on SAP Cloud Platform Integration for data services (CPI-DS) to get data and send to SAP IBP both inbound master and transactional data load into IBP system .

● Worked on various data stores including business suit applications, ODATA, SOAP, SFTP and integrated business planning.

● Worked on projects tasked with the integration between various on-premise data stores and SAP HCI using SAP CPI-DS agents.

● Work on setting up initial IBP cloud, CI-DS framework administration and integration services between ECC and IBP cloud.

● provided operational and IBP for Demand project support.

● Good experience with IBP for Demand best practice guide and good knowledge with planning data attributes and well versed with data mapping exercise.

● Configured, Customized and support SAP Application to facilitate IBP Supply chain process and transaction flows independently in SAP CPI-DS.

● Worked closely with other project team members to understand integration between the IBP and other Business Application areas through CPI-DS

● Participated in Enhancements requests or Projects as the business needs.

● Worked on Documents all aspects of the system Specifications, Functional System Requirements and Developments Specifications,

● Good Experience in building, designing, architecting, the solutions and work with multiple stakeholders and delivering the projects collaborating with functional Team

● accountable for the successful integration of IBP with other enterprise systems.

● Worked on gap analysis sessions and other related meetings with information technology peers, internal business users and external partners.

● Worked with Application and Technical teams to execute IBP for Demand project and resolve issues, bugs.

● Performance optimization of CPI DS flows with large data sets. Successful go live for CPI DS interfaces.

● Coding, testing, and post go live support.

● Developed interfaces in CPI involving adapters like SOAP, HTTP and MAIL, ODATA.

● Creating Products, Technical systems, Business Systems, SWC in SLD, upgrading the components of PI.

● Interacting with Third parties to get the required details to develop Interface, Involving Integration Testing E2E

● To perform Functional Unit testing and Integration Testing of the objects developed in SAP PO and SAP ABAP and debugging the Interfaces.

● To coordinate with the Client Team and Functional Team for any additional changes that need to be implemented as per business requests.

● Experience in integrating Ariba Systems with SAP systems and hands-on experience in Ariba PTP Interfaces.

● Extensive hands-on experience in doing Graphical Mapping, Proficiency to carry out complex assignments using Java mapping, XSLT mapping.

● Experience on File, CTS+ transport mechanisms, transport routing configuration, Transport releasing and importing, TR integrate with Solution manager.

● Responsible for the investigation and resolution of problems on a day-to-day basis.

● Extensive experience in establishing the connectivity between ECC and PI, RFC connections, inboundRA parameters, runtime Integration Engine Routing at interface level.

● Accepted the design changes and fixed code within a short turnaround time to run business smoothly as per plan.

● Implemented user defined search criteria for critical interfaces based on frequent requests.

● Experience with Runtime workbench for message monitoring, component monitoring & end-to-end monitoring

● Have good trouble shooting experience using Runtime Workbench and transactions like SXMB_MONI, SXMB_ADM, JCE policies, SXI_CACHE, SLDCHECK and creating WSDL.

● Experienced in resolving production tickets within SLA.

● Solved all the tickets of PI irrespective of Priorities (P2, P3, and P4)

● Involved in handling Error and Exceptional Handling.

Has good exposure to different kinds of Monitoring Techniques and handling outages.

The scope of the engagement was to implement business processes and interfaces for the Aecon system and third-party system using SAP PI.

• Coding, testing, and post go live support.
• Quality Checks of the objects and performing Unit Testing and raising/resolving defects.
• Developed the Creating Vendor Invoices from weekly WinTik Interface for Trucking Company Labor, HST and Freight (i.e., Haulage).
• Developed the scenario for Common (Shell, Petro, and Esso) gas expenses interfaces
• Implemented Dynamic configuration, Wrote Java UDFs where standard SAP mapping logics are unable to adapt.
• Monitoring various business processes at runtime and monitoring the message Flow, analysis, and status tracking of different processes.
• Proposed and implemented XSLT mapping where java mapping will be difficult to code based on standard OSS note
• Using XSLT and Java code delivered a PDF to target
• Worked on message level PGP and Open SSL encryption & decryption using public and private concept.
• Proposed and implemented email alerts to client based on email adapters where standard SAP alert can't be implemented to send a dynamic file name generates after mapping transition.