Sankaragopal Velayudhan_Architect
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- Sankaragopal Velayudhan has over 20 years of experience as a technical lead and manager leading development teams. He has expertise in Java/J2EE, Unix, databases, and other technologies. - He currently works as a Technical Architect at Syntel where he is developing GPS and messaging systems. - Previous experience includes positions at Kansas State University supporting Oracle financial systems, ArisGlobal developing life sciences software, and Hewlett-Packard on various middleware and systems management projects.
Sankaragopal Velayudhan_Architect
- 1. SANKARAGOPAL VELAYUDHAN 3946 #103, Torrey Pines Cir, Memphis TN 38125 Home: 785-340-5871 [email protected] SUMMARY 20+ years of leading development team as a technical lead and manager. 20+ Unix Kernel, performance, monitoring, management, security, database, PL/SQL, middleware technologies. 12+ years of experience in object oriented analysis (OOA) and design (OOD). Object oriented programming (OOP) in Java, JAVA Architecture, C++, UML. 8+ years of developing products as an architect, SCRUM/KANBAN using JSP/JPA/Hibernate, SOA. Designer and developer including applications with "Model 2" architecture (server-side implementation of MVC design pattern for web applications with Struts as a Controller). 4+ years of developing in XML/HTML/CSS/XSLT/BI publisher. 4+ years -Evaluated /prototyped Opensource frameworks and components with JMS/Apache MQ, Apache Camel,Spring, BPEL workflow engines. Evolved the integration strategy for legacy environments like SAP ERP systems. 3 years in Oracle E-business suite. J-developer, Oracle Forms, OAF, Struts/Tiles, BI Publisher, SQL Server Data Tools,Oracle SOA Master of Technology in Mechanical Engineering. Dynamic, creative and motivated architect-designer-developer with excellent leadership/management skills. TECHNICAL SKILL Concepts Operating System internals Agile Software Development methodology. Test Driven Development (TDD). CMM, SCRUM Development Process. Extreme Programming (XP) methodology. Rational Unified Process (RUP) methodology. Object oriented analysis, design and programming (OOA/OOD/OOP, UML, Design Patterns). Real-time systems (queues, callback mechanisms, events distribution). Distributed systems (RPC, messaging services, synchronous and asynchronous calls, timeouts). Service oriented architecture (SOA). Multi-tier applications (data services layer, business logic layer, presentation layer). Web applications ("Model 1" and "Model 2" architecture, MVC pattern for web). Multithreaded programming (synchronizations, avoiding deadlocks). Protocols Simple Object Access Protocol (SOAP), Lightweight Directory Access Protocol (LDAP). Programming Languages Java/J2EE, C, C++, XML/DTD/XML Schema, XSL/XSLT (DOM, SAX Parsers), HTML/DHTML/CSS, SQL, IDL, CORBA, PL/SQL, Assembler. Java/J2EE Technologies Basic: Remote Method Invocation (RMI), Networking (Sockets), Threads, Reflection, JavaBeans, Collections, Security, IO/NIO, Java Naming and Directory Interface (JNDI), Java Native Interface (JNI). Web:
- 2. Java Server Pages (JSP), Java Servlets, Apache Struts, "Model 1" and "Model 2" architectures, Applets. J2EE: Spring Framework, Spring HTTP Remoting, Java Database Connectivity (JDBC), Enterprise JavaBeans (EJB), Java Messaging Service (JMS), Transactions Services (JTS), Transactions API (JTA), Java Architecture for XML Binding (JAXB), Java API for XML Processing (JAXP) with Xalan, Xerces, XSLTC, Java API for XML-Based RPC (JAX-RPC), Java API for XML Messaging (JAXM), SOAP with Attachments API (SAAJ), JavaMail. Databases Oracle, Sybase, Microsoft SQL Server, MySQL Operating Systems SVR4.0/MP,HP-UX, MS Windows 9x/ME/NT/2000/XP, Linux, Sun Solaris. Web And Application Servers JBoss, Tomcat, Apache Progress Tracking Tools Atlassian Jira, Bugzilla, Rational ClearQuest, MS Project Testing And Integration Tools Subversion (SVN), CVS, ClearCase, Source Safe, TFS, Harvest, SourceOffSite, Maven, Ant, Marathon. Development Tools j-developer, Eclipse,, Rational Rose EXPERIENCE Syntel : (Mar. 2016 - Present) Memphis, TN Position: Technical Architect Performance Engineering, GPS, JMS, Apache ActiveMQ, Spring. PL/SQL, Java/J2EE, ASN.1 Company description: IT Consulting ; Consulting with Fedex. Project description: Developing foundation business service for utilizing the GPS geolocation Marks for multiple business services. Activities: Participating in technical evaluations of stack. Prototype, design and implement. Performance engineering: Analysis and fixing performance problems in java applications: Kansas State University: Information Systems Office: (Sep. 2012 - Feb 2016) Manhattan, KS Position: Lead/Financial Systems Oracle E-business suite, PL/SQL, Java/J2EE, XML/XSLT/HTML/CSS, J-developer, Oracle Forms, Virtualization, OAF, Struts/Tiles, TOAD, SQL Developer, CSS, Data Warehousing SQL Server Data Tools (SSDT) , Visual studio, security (encryption/role based). Company description: Higher Education Project description:
- 3. Oracle E-business ERP Support: Provide technical and management Leadership for the team that supports the University financial controller’s office. Oracle E-Business suite financial module provides the functionality that governs all university’s financial transactions (GL Consolidation, Planning & Budgeting, AP/AR, External reporting). Activities: Integration to other university systems. Design of XML data and reports. Application & platform migration Participation in the frontend development to provide backend expertise. Troubleshooting and support. ArisGlobal Software Pvt. Ltd (Mar. 2010 - Jun. 2011) Bangalore India Position: Head Technology Services / Software Architect Technologies: Java/J2EE, JFC/Swing, Hibernate, Spring Framework, ESB:Mule, SQL, Microsoft SQL Server, PL/SQL, Multi-tenant cloud application development, Product requirement (story board, use case,UML), UX, SAP-BAPI integration, BPEL workflow, EAI- Apache Camel, Grail ,liferay. iRise (Design/Prototyping tool),Maven Company description: ArisGlobal is the software solutions provider for the life sciences industry. Their offerings span Pharmacovigilance & Safety, Regulatory Affairs, Clinical Research, and Medical Information Software Solution. Project description: ARISg ARISg forms the core component of an integrated pharmacovigilance and risk management system, enabling companies to monitor their products and identify safety risks proactively. Activities: Lead the engineering – Support customer base. Performance tuning and design of solutions. Mentoring other team members in UI related technologies and principles. Communication with the client and gathering requirements for new features. Project description: agClinical agClinical is a clinical trials management solution (CTMS) that enables life science organizations to plan, track, execute and control activities related to the clinical trials process. Activities: Lead the architecture strategy. Requirement Capture/Analysis, Prototyping. Evaluate/Prototype open source Java technologies. Design of overall client architecture, including mechanism for caching application data in the client and notification mechanism for updating UI components when cached application data is changed or refreshed. Design and development of various backend and frontend components. Development of reusable UI components. Documentation (User /Customization). SAP Integration certification. Hewlett Packard Ltd (Feb. 1995 - Jun. 2009) Bangalore India Position: Project Manager/Product Manager/Architect/Lab Director Technologies: HP-UX Operating system –kernel, internals, threads, J2EE Middleware (Bluestone App Server), OpenView –Operations & Application management, Plug-ins, Performance Metrics, Java/J2EE, UML, Automatic System Provisioning, Benchmarking
- 4. Oracle, Telephony –call center application –SS7 Stack, Workflow/Process flow, SOA, mediation technologies, Spring Framework, SQL,CMM –System development methodologies, Subversion, Crystal Reports, Universal Description, Discovery and Integration (UDDI) Company description: The Hewlett-Packard Company (commonly referred to as HP) develops and provide a wide variety of hardware (servers, printers) and services. Project description: Smart Contact Smartcontact is a Computer Telephony Interface product (using SS7 stack) for call center operations in the Customer Relationship Space and provides inbound/outbound contact management. Activities: Provided technical leadership and delivered new high quality product releases. CMM level V quality processes. Defect identification on critical and core functionality (built a test lab with telephony switches and simulation of high volume call flows) and redesign of high defect modules. Project description: HP Changengine HP Changengine was a business-process-management system positioned within the EAI and business-integration marketplace. It enables effective process-driven solutions for service delivery. Activities: Captured and created the specifications for 4.0 Release. Implemented components to enable creation and re-usable business processes. Implementation of the testing the platform. Project description: Maintenance of HP Bluestone Sapphire/Web Application Server HP’s Bluestone application server was one of the pioneers in the field with support Java and C and slew of standards (including Enterprise JavaBeans, XML, COM, CORBA, and more) comes with tools to develop and manage. Activities: Defect fixing. Releases of next versions. Project description: Maintenance of HP OpenView –Agentry and Smartplugins HP OpenView software provided large-scale system and network management of an organization's IT infrastructure.. HP OpenView was rebranded as HP BTO (Business Technology Optimization). Activities: Defect fixing. Releases of next versions. Project description: Maintenance of HP OpenView Performance Agent (OVPA) & Development of HP OpenView Transaction Analyzer (OVTA) HP’s OVPA/ OVTA were performance monitoring and analysis tools for systems and web based applications. Activities: Contributed to the spec’ing and design of the product. I had created and implemented, strategies and transition plans to develop/create competency in India, to build/support the product. Software implementation and releases of next versions. Project description: Open Front End System (Amadeus) The front end System (application), which is between the clients and Back end complex, translates, transform, validates, load balances and routes messages to provide transparent connection between them. Translates and transforms across all the seven layers of the OSI Model, Applications to physical layer. Protocols that were handled ranged from SNA, x.25 TCP/IP, to UDP. Very
- 5. high reliable, performance, scalable solution that could support 400,000 external connections and perform as good as IBM TPF Mainframe system. Activities: Development – multiple protocol transformation across stack. High performance –pioneered the kernel threaded implementation. Continuous interaction with the client. Design of proprietary map data format to minimize the size of transmitted data. Participation in designing transformations. Tata Unisys Ltd (Aug. 1990 - Feb. 1995) Bangalore India Position: Lead/Project Manager Technologies: SVR4.0/MP Unix Operating systems, Compilers, Ingres, Sybase, Oracle, Benchmark suites Company description: Project description: Maintenance of SVR4.0/MP Unix operating system Activities: I was involved in kernel dump analysis, bug fixing and developing code for enhancements in File system, I/O drivers and Kernel areas. Defect fixing & Releases of next versions. Supervision of development team. I was part of the performance benchmarking team, Played the role of Tech Lead for UNIX performance tuning. I was responsible for benchmark suite creation, modification and execution for specialized cases. Also proactively executed various TPC benchmarks for different database products like Oracle, Sybase, Ingres etc. EDUCATION Indian Institute Of Technology (Aug. 1984 – Jan. 1987) Chennai, India Degree Obtained: Masters in Technology (Mechanical Engineering) Malaviya Regional Engineering College (July. 1978 - Jan. 1984) Jaipur, India Degree Obtained: Bachelor of Engineering (Mechanical Engineering).