SUMMARY

• Around 16 years of experience in complete SDLC including requirements analysis, design, development and testing using JAVA, J2EE (JSP, Servlets), AWS, ATG technologies and Database Oracle, Spring, Webservices.
• Hands - on AWS Technical Architect with 6 Years in developing and Architecting enterprise level large scale multi-tier solutions that require complex Architectural decisions.
• Hands-on experience on implementing Cloud Solutions using various AWS Services including EC2, VPC, S3, Glacier, EFS, AWS Kinesis, API Gateway, Lambda, Directory Services, Cloud Formation, Ops works, Code Pipeline, Code Build, Code Deploy, Elastic Beanstalk, RDS, Data Pipeline, DynamoDB, Redshift etc.
• Hands-on experience building infrastructure using CloudFormation and having sound knowledge in building infrastructure using Terraform
• Good understanding and knowledge on Chef and Puppet.
• Hands-on experience on Architecting and securing the Infrastructure on AWS using IAM, KMS, Cognito, API Gateway, Splunk, Cloud Trail, Cloud Watch, Config, Trusted Advisor, Security Groups, NACL etc.
• Good knowledge on Application Migrations and Data migrations from On-premise to AWS Cloud.
• Worked on infrastructure with Docker containerization
• Good understanding of monitoring tools like Splunk, Nagios.
• Identifying appropriate use of AWS Architectural best practices.
• Estimating AWS costs and identifying cost control mechanisms.
• Continuous Integration Tools Jenkins.
• Source Code Management tools such as SVN, GIT, CVS and VSS.
• Design, implement and maintain all AWS infrastructure and services within a managed service environment.
• Design, Deploy and maintain enterprise class security, network and systems management applications within an AWS environment
• Perform data migration from on premises environments into AWS
• Lift and shift of an existing on-premises application to AWS.
• Lead development team in designing/migrating AWS cloud based solutions
• Work with distributed teams to design and develop frameworks, solution accelerators, proofs of concept, and external customer facing products.
• Expert working knowledge of Operating Systems (Windows and Linux).
• Design, both technically compliant and secure Cloud solutions, as well as value-based, on-demand services to facilitate the effective transition and migration of projects and programs into unique and adaptive cloud environment.
• Proficient in component software and application development using Spring, EJB, Dynamo Servlets bean and Servlets, Struts, Jhtml, JSP, Html, Xml, XSL, dojo, SQL, Oracle8i.
• Extensive Experience in ATG Web Commerce, BCC, Endeca, CSC, ATG Relationship Management Platform.
• Hands on Experience and sound knowledge on Front End technologies Angular JS, React JS, Node JS.
• Consistently delivered projects on time. A team player with people management and problem-solving skills.
• Having Excellent communication and Inter-personal skills.

TECHNICAL SKILLS

AWS Services: Ec2, Elastic Beanstalk, EFS, VPC, RDS, S3, Glacier, IAM, Kinesis, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, DynamoDB, Lambda, Route53, SNS, SQS, API Gateway, Code Pipeline, Code Build, Elastic Search, Code Deploy etc.

Enterprise Technologies: J2EE, ATG dynamo, ATG Web commerce, Endeca, CSC, Merchandising, BCC, AJAX, Java, J2EE, Struts, Spring, Hibernate, web services, Log4j

Configuration Management: Ansible, Chef

Languages: Java, Python.

Source Code Management: SVN, VSS, Clear Quest and PCVS, GIT

Operating systems: Windows, Linux, Unix, Ubuntu and Cent OS

Databases: SQL Server, Oracle, MySQL

Web/Application Servers: Apache Tomcat, Jetty, WebLogic, JBOSS, Web Sphere, DAS

Front End Technologies: HTML, CSS, Java Script, jQuery, Angular JS, React JS, Node JS

IDE’s: WSAD 5.1, Eclipse, IntelliJ, JUnit, Text pad

DevOps Tools: AWS Code Pipeline, Code Build, Code Deploy, Elastic Beanstalk, Jenkins, Bamboo, Docker, Jira, Bugzilla, Splunk, Nagios

PROFESSIONAL EXPERIENCE

Confidential - Dallas, TX

AWS/Java/eCommerce - Consultant

Responsibilities:

• Lead development team in designing/migrating AWS cloud based solutions.
• Designing and implementation of public and private facing websites on AWS Cloud .
• Migrating from On-Premise Infrastructure to AWS Cloud .
• Focusing on high-availability, fault tolerance, and auto scaling using AWS Cloud Formation .
• Configured and managed various AWS Services including EC2, RDS, VPC, S3, Glacier , Cloud Watch, Cloud Front, and Route 53 etc.
• Configured various performance metrics using AWS Cloud watch & Cloud Trial.
• Worked on configuring Cross-Account deployments using AWS Code Pipeline , Code Build and Code Deploy by creating Cross-Account Policies & Roles on IAM .
• Written various Lambda services for media fulfillment services for storefront.
• Create AMIs for mission critical production servers for backup.
• Worked in all areas of Jenkins setting up CI for new branches, build automation, plugin management and securing Jenkins and setting up master/slave configurations.
• Deployed and configured Git repositories with branching, forks, tagging, and notifications.
• Maintained the user accounts ( IAM), RDS, Route 53, VPC, RDB, Postgre SQL, SES, SQS and SNS services in AWS cloud .
• Deployed application updates using Jenkins . Installed, configured, and managed Jenkins .
• Deployed Microservices , including provisioning AWS environments using Ansible Playbooks .
• Knowledge of agile software development practices and release management.
• READ-NOW integration - Third party vendor application, Provided solution and involved in implementation.
• Provided Design and involved in development of scheduled Jobs which runs Read now feed.
• Exari-Coupa Integration - Third party vendor application, provided solution and involved implantation, which serves forms products, Support the application and delivered UI customization.
• DMF - Digital Media Fulfillment System, Provided Design and Involved in implementation, it consists a set of REST based webservices serving LN Store front including eBook packaging, Product update notifications, download center service using REST easy, Tapestry, Hibernate.
• DMF - Migration to AWS - Provided design and involved in development of converting existing rest services to AWS Lambda services and shifting DB to RDS.
• Provided design and involved in development of “File grabber” - REST based application, separate the job of downloading eBooks for the customer runs on a separate instances from store front. Integrated with store front application.
• Provided Design and solutions in migrating store front from ATG to Magento and provided detailed design in modularized way converting functionality from ATG to Magento. Mentoring the offshore team stories, assigning tasks and performing code reviews.
• Involved in setting up Exari application in AWS cloud, involved in setting up CI/CD pipeline to setup cloud Env.
• File Grabber – Migration to AWS –File grabber service converted to AWS Lambda service made it serverless.
• Migrated NFS mount on prem content to AWS File Systems and integrated with DMF, File grabber and LN store front applications.
• Provided solutions and involved in Power Invoice – conversion from Struts to Spring fame work.
• Provided solutions and redesign the existing PubSubHub application using Java Multi-threading to improve the performance to reduce the run time drastically.
• Canada Practice Management Store - Provided Design and involved in implementation of CA Practice, extensively customized user address book and Profile, checkout functionality.
• Provided design, solutions for several enhancements and support to the existing LN store application.
• Provided solution and design Multi-SKU project, which customized the legacy Catalog structure and refactored the existing architecture and code.
• Leading and Mentoring Offshore DEV team to speed up the implementation process.
• Conducting code reviews and correcting bad code practices and to maintain the quality and to improve performance of applications.

Environment: Windows, UNIX, Java, J2EE, ATG Commerce 10.1.2 Endeca, JBoss 5.0 GA, Oracle 11g, GIT, SVN, AWS, Apache, Tomcat, Jetty, PostgreSQL, REST easy, Spring, Hibernate.

Confidential

Sr. Java/ATG Consultant.

Responsibilities:

• Provided solution, design and implementation of merge order functionality from anonymous cart to persistent-anonymous profile cart, to reminded the latest delivery option whether ship or store pickup.
• Provided design and implemented functionality profile merge with SMB D&B data using ATG schedulers.
• Provided design and involved in implementation for promotions for B2B site.
• Proved design and implemented later list functionality, it is similar to gift list OTB concept.
• Provide solution, design and implementation to remind pickup option for the anonymous cart functionality.
• Involved in Endeca search implementation.
• Implemented several components like breadcrumbs, pagination, left-nav, did-you-mean, autocorrect, functionalities based on Endeca search results.
• Involved in implementation of type-ahead functionality.
• Designed and wrote several custom droplets and manager components as part of the implementation of the Breadcrumbs, pagination, type-ahead functionalities.
• Implemented junits tests for all the above implemented functionalities, using j-mock.

Environment: Windows, Java, J2EE, ATG Commerce 10.0.1, Endeca, JBoss 5.0 GA, Oracle 10g, CVS, Ant, j-j-unit, j-mock.

Confidential

Sr. Java/ATG Consultant

Responsibilities:

• CSR Framework: Provided design to CSR framework to support the entire suite of ATG commercefunctionalities to CSR application through ATG REST web services. The REST out of the boxfunctionality has been customized for the CSR application input request handling and the outputresponse. The response holds the predefined output response for various functionalities.
• CSR Services – Profiles & Promotions: Provided implementation to all the profile functionalities likecreate/modify/lookup operations and adding/revoking promotions to a specific profile. Also, theservices includes search promotion and view promotions to a specific profile etc.,
• CSR Services – Shopping Cart: Provided design to use proxy profile for the currently working agentorder. This is a replacement to original customer profile and would be treated a registered customerto eligible for Confidential special promotions and/or employee promotions. The shopping cart servicesincludes “Retrieve Persistent Cart”, “Add/Modify/Replace/Delete Item in Agent Order”, “AttachCustomer Profile”, “Detach Customer Profile”, “Apply Promotion”, “Apply CSR Item Discount”and “Apply CSR Shipping Discount” etc.,
• Provide solutions and fixed some major issues in store front during QA, using ATG best practices.
• Responsibilities & contributions as a Sr.consultant are:
• Provided the implementation knowledge to other team members to build the other CSR services.
• Defined/Implemented the complete input request handling and output response objects.
• Provided the optimized response for the success and failure cases to any service.

Environment: Windows, Java, J2EE, ATG Commerce 10.0.1, Endeca, JBoss 5.0 GA, Oracle 10g, SVN and Ant.