SUMMARY:

• Around 16+ years of Java/J2EE technical experience in IT Industry as a Developer, Lead, Architect in Software Analysis, Design, Development, Testing and Support of Enterprise and web Applications using Java/J2EE, JavaScript, Spring, Hibernate, Web Services, MongoDB, AWS
• Experience in Software Development Life Cycle - SDLC (Analysis, Design, Development and Testing), requirement gathering, client interaction, Use Case Design and understanding.
• Have hands on experience in design and development of Java, J2EE, JQuery, Java Script, Hibernate 3.0, Spring 3.0, AngularJS, Mongo DB
• Expert-level knowledge of Amazon EC2 , Amazon S3 , Amazon RDS , Amazon ELB , Amazon VPC , and other services of the AWS family
• Experience migrating large numbers of servers and applications from non-AWS environments to AWS . Deploying, managing, and operating scalable, highly available, and fault tolerant systems on AWS
• Expert-level knowledge AWS Computing and Networking: EC2, Load balancing, Autoscaling, Route53, VPC, RDS, S3, Storage Gateway, Glacier, Cloud Front
• Experienced implementing ELK(Elasticsearch, Logstash, Kibana) stack for the Centralized logging framework
• Extensive experience in the design and implementation of fully automated Continuous Integration, Continuous Delivery, Continuous Deployment pipelines and DevOps processes for Agile project
• Hands-on with model design, development, CI/CD and product deployments
• Experience in the Message based integrations and Event based architectures, setting up and managing an enterprise Confluent Apache Kafka environment
• Release Process Implementation like DevOps and Continuous Delivery methodologies to existing Build & Deployment Strategies
• DevOps systems we build are robust in the sense they can scale, handle rapid growth, and limit exposure to single points of failure and security vulnerabilities
• Experience on Container services like Docker for building clusters and for automated application deployment pipeline for custom applications in the cloud environment.
• Rich experience in implementing the TOGAF 9 enterprise architecture frameworks
• Experienced Implementing AWS Cloud Based (IaaS/ PaaS/ SaaS) solutions to enable Cloud and Hybrid cloud solutions with consideration for performance, high availability, disaster recovery, and geographically disperse networks
• Accomplished High-Availability, Fault Tolerance, Scalability, Database Concepts, System and Software Architecture, Security, IT Infrastructure, Virtualization, and Internet Technologies
• Experience in writing Ant Build script, GIT Bash and deployment in application server environment
• Expert on the API Design standards, patterns, best practices implementing Swagger, microservices
• Possess proficient knowledge of Agile Software (SCRUM, KANBAN) and Waterfall development principles

TECHNICAL SKILLS:

Programming Languages: Java, J2EE, Java Script, Shell Script, Python

Databases: Oracle DB, MySQL, PostgreSQL, Mongo DB

Architecture Competency: Design Patterns, POC development, Functional Estimation, Performance Tuning, Architecture roadmap

Front End Technologies: AngularJS, NodeJS, Jasmine, Bootstrap, Grunt

DevOps: Hudson, Jenkins, Ansible, CloudFormation, Terraform, Docker

Framework: Struts, Hibernate, Spring, Spring Batch, Mockito, REST API

Tools: TestNG, Log4J, TOAD, Atlassian JIRA, Source Tree, Eclipse

App Monitoring: Dynatrace, SolarWinds, AppDynamics, Splunk

Cloud Computing: AWS EC2, ELB, VPC, RDS, S3, EBS, Redshift, Lambda, ECS, Kubernetes, Azure Networks, Azure Storage, Azure VM, Security

Big Data: Hadoop, HBase, Pig, Sqoop, Zookeeper

Build tools/Version: Ant, Maven, SVN, GIT Bash, Jenkins CI

Application Servers: WebLogic 8.x, JBoss 7.0, Tomcat 7x

PROFESSIONAL EXPERIENCE:

Confidential, North Chicago, IL

SKILL: Docker, Kubernetes, CI/CD, AWS, Terraform, CloudFormation, AZURE, Python, Ansible

Responsibilities:

• Implemented the LIMS project in the AWS cloud using the Terraform/Packer Scripts
• Setup ELK(Elasticsearch, Logstash, Kibana) multi node cluster for the centralized log monitoring tool .Collect log across servers, setup Dashboard for monitoring
• Configure build pipelines to support automated testing and deployment using Jenkins, AWS Code deploy, Code pipeline
• Deploy COTS application in clustered environment, improve JVM performance
• Launch Kubernetes to provide a platform for automating deployment, scaling and operations of application containers across clusters of hosts
• Implemented multiple AWS service S3, DynamoDB, EC2, EMR, Cloud Watch, Lambda
• Develop Cloud Formation Templates (CFT) in JSON and YAML format to build the AWS services with the paradigm of Infrastructure as a Code
• Experience with container - based deployments using Docker, working with Docker images, Docker Hub and Docker-registries and Kubernetes
• Developed POC solution for a production ready, load balanced, highly available, fault tolerant, auto scaling Kubernetes infrastructure and microservice container orchestration
• Develop Terraform automation scripts for COTS based application infrastructure
• Automate CI/CD process using Jenkins, build-pipeline- plugin, GitHub
• Worked on setting up the life cycle policies to back the data from AWS S3 to AWS Glacier, Worked with various AWS, EC2 and S3CLI tools
• Experience in Azure Networks, Azure Active Directory & Identity Management, Network Security (NSG, WAF, Application Gateway), Azure Key Vault, API Management & Storage Services

Confidential, Chicago, IL

Developer/Architect

SKILL: Java/J2ee, Spring, Hibernate, Mysql, AngularJS, HTML, MongoDB, ELK Stack, Swagger, Bootstrap, Grunt, GIT, Jenkins, Chef, AWS, Puppet

Responsibilities:

• Developed the AWS SDK moving the document from file system to AWS Storage Services like S3, Glacier
• Maintained SVN, GIT repositories for DevOps environment: automation code and configuration. Automated Build Management with Jenkins in the AWS cloud
• Automated deployments using Cloud Formation, Migrated the on - premises MySQL server to AWS RDS
• Implemented the AWS lambda scripting Python for the Automated snapshots based on Tags
• Created customized AWS Identity and Access Management (IAM) polices for various AWS resources to have required accessibility to required resources
• Setup the Automated Build Management with Jenkins in the AWS cloud
• Implemented the AWS tagging best practices across AWS resources Technical Tags, Business Tags, Security Tags
• Involved in building security model, VPC, Elastic IP for databases on Cloud platform.
• Define and deploy monitoring, metrics, and logging systems on AWS
• Setup Cloud Watch Log to Elastic Search, Kibana and Manage Searches, Dashboards, custom
• Implemented the Spring boot API microservices
• Used Docker for automating the deployment of applications inside software containers, custom Docker container images, tagging and pushing the images.
• Implemented Amazon API Gateway to expose APIs for microservices running on Amazon ECS by leveraging the HTTP proxy mode of Amazon API Gateway
• Migrated key systems from on-premises hosting to Amazon Web Services EC2
• Responsible for ECS and Kubernetes for managing related across infrastructure
• Created AWS Lambda infrastructure in Python to support DevOps processes
• (eg. prewarming EBS volumes, resolving compliance issues) Automate snapshot of instance based on AMI Tags
• Implemented Continuous Integration and Delivery (CICD) using Jenkins plugin to automatically deploy builds with AWS Code Deploy including installing and configuring of Jenkins and plugins for build and deployment tools such as Maven, Stash, AWS Code Deploy
• Implemented HAProxy, Apache httpd load balancer in EC2 Instances for the web application
• Involved in building security model, VPC, Elastic IP for databases on Cloud platform.
• Developing scripts for build, deployment, maintenance and related tasks using Jenkins, Docker, Maven, Python and Bash
• Implemented AWS Code Pipeline to design and implement Continuous Integration and Delivery pipeline
• Performed AWS Cloud deployments for web applications running on AWS Elastic Beanstalk with monitoring using CloudWatch
• Automate the IT infrastructure using the LINUX platform
• Created Logical Volumes and File system in Linux Systems, Linux Shell scripting using the awk, sed, grep

Confidential, Chicago, IL

Developer/Solution Architect

SKILL: Java/J2ee, Spring, Hibernate, Oracle10g,Solr Search Engine, AngularJS, HTML, MongoDB, Shell Script, GreenPlum ETL, TestNG, Mockito, GIT, SourceTree, Eclipse

Responsibilities:

• Created a custom, single - page, responsive web application to replace a legacy web application, Used AngularJS as the development framework to build a single-page application
• Front end development utilizing HTML5, CSS3, and JavaScript leveraging the Bootstrap framework and a Java / Mongo DB backend
• Setting up the NoSQL Mongo DB Cluster, sharding & replica set, Create Collections, generate report using JS
• Developed UI Grid development with the bootstrap3 CSS
• Implemented BI predictive analysis for the Confidential Home services Data, Data mining
• Implemented Spring security framework validating the Agents authorization
• Translate business requirements into detailed architectures and design, Provide technical leadership to the offshore team for the full SDLC of the release/project
• Involved in analysis, design and development of application using new architecture
• Developed Splunk Dashboard, analyze the functionality of the system during failure and leverage to capture the response time
• Performance (SOASTA) Test Results to calculate the load level in application
• Developed the REST and SOAP API integrating with Confidential Business Services
• Implemented an automated functional testing suite and increased test coverage from 20% to 80%.Used Mockito for test and Jenkins for CI
• DynaTrace- in-depth analysis of performance of portal
• Implemented the Apache SOLR engine for the partsdirect.com
• Used TestNG, Mockito framework for the application development
• Gathered business requirements and wrote functional specifications and detailed design documents, involved in analysis, design and development of application using new architecture
• Developed the shell script framework, shell script utility function for encryption and decryption
• Experience in writing basic Shell scripts using ksh, bash, perl, for process automation of databases, applications, backup and scheduling on the Linux Env

Confidential, Minneapolis, MN

Developer/Lead

SKILL: Spring, Hibernate, Oracle10g,JSP,Java,FAST Search Engine 5.2,Fatwire CMS, Omniture, Keynote, Gomez, Tealeaf, Akamai, HTML, AJAX, Web Services, Amazon AWS, JBOSS

Responsibilities:

• Plan, schedule, and coordinate activities related to system development contribute towards solution, architecture, design and development through reviews
• Consult and mentor technical resources concerning methods, procedures, and standards to be used during design, development, and unit testing phases of system development projects
• Strong knowledge on Merchandising i.e managing the category (creation, parent - child relationship, template mapping), bundle products, creation of conditional promotions, manage the content slotting, category-to-product relationships, related product accessories, finance plan, product service plan
• Strong knowledge on managing the Facet change, enrichment change, relevancy project on a monthly deployment schedule
• Developed the REST and SOAP API for the third-party integration
• Develop new Oracle ATG component, Product Catalog, Repository
• Developed the Spring, Hibernate module for the commerce-api integration
• Developed the Apache CXF integration for Spring, Hibernate module for the commerce-api integration
• Develop and maintains productive working relationships with external vendors like Keynote, Microsoft FAST Search, Tealeaf
• Develop and manage the FAST search engine application, Full Indexing, Delta indexing, Facets
• Migrated the Search Platform from FAST ESP to Apache SOLR
• Developed the JavaScript UI for the Listing and Product detailed page
• Debug the scripts and troubleshoot performance issues with the application
• Responsible for troubleshooting and detail-oriented problem diagnosis
• Expert/Very experienced in Application Performance Management (APM) and monitoring tools
• Experience identifying performance bottlenecks and driving resolutions to tune applications
• Coordinate with the infrastructure operations team on all environment to ensure stability and maintenance of up to date releases.
• Analyze all the robotic activity and block the bot request in Akamai portal
• Analyze all monthly keynote performance monitor report to best buy management
• Responsible for the 24X7 Tivoli Maestro production Job(pricing, inventory)
• Monitor all the Tealeaf, Gomez alert and provide root cause analysis for each alert fired in Confidential & m. Confidential
• Manage analytical reporting including: key performance metrics(keynote), dashboards(Omniture), customer behavior(Tealeaf)

Confidential, Denver, CO

Technical Lead

SKILL: Oracle 9i,JSP,Struts1.0,EJB 2.0,PL/SQL, Java, CDN, Hibernate, WebLogic 8.1, JavaScript, Concept Wave Order Care

Responsibilities:

• Maintaining incident tracking system & documenting the resolution
• Participate in UAT on new features and functionality as part of regular release cycles.
• Support between development, IT infrastructure and Corporate Communications teams for new deployment
• Led team of developers in the delivery of technical systems and components
• Develop Java, JSP,EJB layer for the inventory provisioning layer
• Involved for all the SQL join query for the business report generation
• Developed the Struts Integration with the Hibernate layer
• Develop new PL/SQL program for new initiative
• Frontend development of JavaScript UI
• Interacted with business team to gather the new requirement
• Involved in the design review and gathering requirement
• Responsible for solving production issues, trouble ticket fixing
• Responsible for new enhancement and workflow modification, production build and deployment
• Technical contribution for the reviews and design discussions

Confidential

Technical Lead

SKILL: Oracle Database 10g,EditPlus Editor, JSP, JavaScript, Content Management, Fatwire CMS 6.3,Weblogic 8.1

Responsibilities:

• Developed the JSP template page
• Developed new SQL join queries, design the table relationship in oracle
• Led the Content Migration Offshore team
• Responsible for transferring the business requirement into technical specification
• Interacted with Business team to gather the content requirement
• Implemented the Content Management for three.com.au
• Migrated and Mapped the content for Plans& Mobiles using Flex Asset
• Trained the Online Business Team for adding and manipulating content
• Coordinated the content based trouble shooting for Online Business Team

Confidential, Dallas, TX

Project Engineer

SKILL: Java, EJB 2.0(MDB), MQSeries, JMS,Oracle 8i, XML,CM Synergy, XML, Ant, JUnit,TISP

Environment: Weblogic Integration Server 8.1, Weblogic Workshop, Weblogic 8.1

Responsibilities:

• Responsible for analysis of new initiatives and coding
• Responsible for trouble ticket fixing
• Responsible for testing with JUnit
• Workflow Modification according to the new requirement
• Workflow Migration from Integration Server 2.1 to Integration Server 8.1
• Involved in design analysis and identified design gapes in early stages during review calls