Developer Manager

Ramesh Pachiannan ******@*****.*** / 508-***-****

SUMMARY

More than 18 years of technical expertise in Software Development Life Cycle, UML, OOAD, MVC2, JAVA & J2EE (JSPs, Servlets, JAX-RPC, JNDI, JAXB, JMS, JPA, EJB & JDBC). Played technical roles including Tech Manager, Dev Lead, Architect and Lead Developer for large-scale and distributed systems and have done multiple POCs for project initiation.

Experience in building AI statistical models to support strategic decision making and ECDD calculation

Solid diverse domain expertise (Aviation, Retail, Banking, Insurance, Media and Pharma) in wide range of verticals and other related enterprise systems.

Expertise in developing MicroServices using Spring Boot.

Expertise in AngularJS, ReactJS, JS6 and its ecosystem (NodeJS, Babel, SASS, Jest, Webpack)

Developed enterprise applications using Web services and Micro services using SOAP, WSDL, CXF, AXIS, & JAX-WS & RESTful Web Services - JAX-RS, CXF & JERSEY

Implemented web applications using frameworks like Struts, Spring (IOC, DI, Spring MVC), Guice & integration with ORM tools such as Hibernate.

Experience in RDBMS like Oracle, MySQL, DB2, & Sybase.

Expertise in JUNIT, Mockito for java and Jest for JS.

Experience in SDLC methodologies including Waterfall, RUP & Agile and pair programming.

Experience in using version controlling systems like GIT, SVN, CVS and IBM Clear case.

Excellent communication skills & team player spirit coupled with problem analysis & solving abilities.

Publications: Published solution for applying AI for Accounting in Oil and Gas Industry

http://www.deepsphere.ai/corporate-finance/

PROFESSIONAL EXPERIENCE

Williams-Sonoma Inc, SFO, CA Feb 2012 to till date

Lead Developer / Tech Manager

Williams-Sonoma, Inc. is a high-end American consumer retail company that sells kitchenwares, furniture and linens etc. I have been leading cross-functional in-house and vendor teams for various projects(Care Center, DropShip, Returns App and iDahboard) in OMS group.

Provide technical expertise for WSI in their efforts to migrate from a monolithic code base to microservices

Lead team in building Regression Models to estimate ECDD using Scikit-Learn

Designed and developed microservices using Spring Boot

Lead team in building web components in ReactJS, Preact and Web Components.

Migrating DOJO based WCC to custom CCUI for performance improvements

Instrumental in building Continuous Integration pipeline for all the custom dev applications using industry standard CI tools like Jenkins, Sonar, Jasmin, Karma, MUnit, Postman Nexus etc. Reduced development and testing cost by 30%.

Environment: J2EE, AngularJS, NodeJS, Micro Services, Sterling, Spring Boot, Oracle 11g, GIT, Scikit-learn, Python.

Fresenius Medical Care, Lexington, MA Mar 2011 to Feb 2012

Architect / Lead J2EE Developer

Fresenius Medical Care North America is a major provider of kidney dialysis services and renal care products. This project is developed for users like coordinator, supervisor and manager to manage patients and approval for expeditions.

Worked as Architect & Lead Developer in design and developing the application with a team of 4 members.

Architected the application and designed and developed the web module for Burnup Charts, Stories, Build, Quality and others using Spring MVC.

Used Spring’s RestTemplate and Jaxb2Marshaller to consume RESTful web services and bind them to Java objects.

Environment: J2EE, Google Web Toolkit, Spring MVC, Tomcat, RESTful & JAX-WS, JAXB, Oracle 10g and SVN.

Staples Inc., Framingham, MA Jan 2010 to Mar 2011

Lead J2EE Developer

Staples Link is a Business to Business (B2B) website for Staples retail chain. The Customers used to login to Staples Link and search for a product and order them as per the business needs.

Worked as Lead Developer in design and developing the application with a team of 6 members

Designed and developed web module for featured items and previously ordered items using Spring MVC Frame work

Developed JAX WS webservices for the Personal Indexing module to consume.

Used Recommind MindServer’s admin tool to configure mindserver’s crawling, indexing and servlet configuration.

Environment: J2EE, Spring MVC, AJAX, WebSphere Commerce 8.1, Recommind search engine, AIX, AXIS II, Shell Scripting, DB2 UDB, Star Team

SuperMedia, DFW, TX Jan 2008 to Jan 2010

Sr. J2EE Developer

The SuperMedia(Formerly IdearcMedia) Intranet Phase 3 project aims to significantly enhance the existing IdearcMedia Intranet web site resulting in increased usage, improved usability, reduced costs and increased employee productivity and satisfaction.

Involved in designing and developing the application with a team of 4 members

Implemented AOP based logging mechanism for modules.

Developed annotation based Hibernate POJOs for data persistence.

Environment: J2EE, Spring MVC, AJAX, Hibernate, Weblogic 8.1, EJB, UNIX, Shell Scripting, Oracle 10g, Log4J, win CVS, Apache ant

Corebank, Sr. J2EE Developer Jan 2006 to Dec 2007

FFIC, US, Sr. Developer May 2005 to Jan 2006

CIBC, Toronto, Canada, Sr. Developer May 2004 to May 2005

United Airlines, Sr. J2EE Developer Nov 2002 to May 2004

Globus, India, Java Developer Feb 2000 - Nov 2002

EDUCATION & CERTIFICATION

BE, Govt. College of Technology, Coimbatore, India

IBM certified DB2 Developer, Sun Certified Java Programmer

Certified Agile practitioner.

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