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Venkateswara Rao Mannem
Mts @Paypal
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WORK HISTORY
Mts @Paypal
San Jose, CA, US
Working for PayPal Enterprise Application Pre Transaction Risk Authentication Solution.The purpose of the Authorization Flow is to allow PayPal to have a way to authenticate a user beyond simply using login credentials. Pre Transaction Risk Authentication allows authenticating the user in one or more ways to protect them from ATO (Account Take Over). The risk service present an authorization flow to verify the user, and when we do we ask the user to verify via a phone call, text message, or by answering security questions. This might occur when a user is purchasing something through one of the checkout flows. Once the user has successfully stepped through the authorization flow, they would then be returned to the checkout process.Roles and Responsibilities:• Worked on Agile Software development using OOA and OOD.• Design and Implementation of Enhancement of new Auth Options in Pre Transaction Authentication using Java and JSON Parsing.• Used JUnit/Eclipse for the unit testing of various modules.• Involved in writing SQL, Stored procedure and PL/SQL for back end. Used Views and Functions at the Oracle Database end. • Worked on implementing REST clients to GET XML and JSON data from other front PayPal services and convert it into java object and subsequently process the request.• Used JUnit/Eclipse for the unit testing of various modules.• Fixing Live defects in Auth Flow service. • Leading the team for delivering the release in time and Co-coordinating with team members as scrum master.• Mentoring new Members
EDUCATION
University of Hyderabad
M.Tech
Bapatla Engineering
BTech
ABOUT VENKATESWARA RAO MANNEM
Having 15 years of experience in Object Oriented programming, Application Software development, NMS and EMS Product development using J2EE Technologies, SNMP, Telecom and Cisco Network Security Domain. Working for PayPal on PayPal Enterprise Application Pre Transaction Risk Authentication Solution. Worked on CISCO Security Management and NCCM Solutions. Experienced on OMC-Q Development – Alcatel-Lucent’s EMS solution for QCHAT Network and ATCA based 1xEVDO RNC – Alcatel-Lucent’s ATCA based solution for EVDO Network. Having experience on Cisco Works LAN Management Solution (LMS) Development. Lead developer to design and implement Software Image Management System for Cisco NCCM Solution. Wrote PERL, SHELL scripts on need base for providing quick solution to end customers. Have good knowledge on MEMORY ANALYZING TOOLS like JCONSOLE, JPROBE. Proficient with core Java concepts like Collections, Multithreading, Data Structures, Serialization, Java Beans and Core Java. Have experience with the Eclipse development environment. Have experience with JUNIT for Unit Testing and Regression testing. Knowledge of working on Linux and Windows Operating Systems Involved in analyzing, implementing of various client/server and web based applications using Java, J2EE, SNMP and RDBMS like MySQL and Oracle 10g/9i. Experience in utilizing open-source frameworks as Struts, Hibernate. Experience on Java Java/J2ee server side technologies as Servlets, JSPs, XML and JSON. Have working knowledge of layer 2 Protocols – Switched Ethernet, VLAN, 802.1q, VPN Tunnel, QoS, STP and layer 3 protocols – TCP/IP Routing, DHCP, ACL, BGP, OSPF, VPN, VRRP, TACACS. Experienced in Supporting and Troubleshooting Production Implementations. Have experience in Enterprise-Wide development of Data Warehouse as Research Associate. Good Communication, Inter personal, Strong analytical, diagnostic and troubleshooting skills and experience working in dynamic, cross functional teams.
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