SUMMARY:

Senior software engineer with over 8 years of industry experience in devOps, full stack development and database automation leveraging a diverse set of coding languages and enterprise grade tools. Played important roles in SDLC design, architecture, leadership and provide inhouse application training. Specialized in object - oriented programming and technologies related to providing database as a service. Experience also involves microservice integration and testing, configuration management, documentation and application support.

TECHNICAL SKILLS:

Programming/Scripting: Java, Groovy, Python, Angular5, Angular JS, HTML, CSS, NoSQL, Shell Scripts, PowerShell, YAML, JSON, XML

IDE: Pycharm, IntelliJ, Eclipse, Visual Studio Code, Sublime, STS

Frameworks: Flask, Spring, Spring Boot, GUICE

Database: Oracle 10g/11g/12c, Exadata, Postgres, MS SQL Server, Mongo DB, Teradata

DBMS Tools: Liquibase, SQL Developer, PG Admin

DBMS Programming Tools: JDBC, Hibernate, cx Oracle, pyodbc

Build Tools: Maven, ANT, SCSS

Monitoring and Testing/Debugging Tools: Kibana, POSTMAN, Chrome Dev tool, Junit, TDD, BDD, Mockito, Easy Mock, Pytest

SCM Tools: Git, Subversion, Nexus

CI/CD: Jenkins

Messaging and Workflow: Camel, Activiti, Kafka

Security Tools: LDAP, Siteminder, OIDC, Spring security

Configuration Management Tools: Ansible, M Collective, Puppet

Virtualization Tools: Docker, Vagrant, Virtual Box, VirtualEnv

Platforms: WebSphere, WebLogic, Apache Tomcat

OS: Mac OSX, Windows 98/NT/2000/XP/VISTA /Win7/Server 2003, 2010, UNIX, LINUX, centOS

Documentation Tools: Confluence, One Note, MS Project, Jira, MS Visio

Methodologies: Agile, Waterfall

PROFESSIONAL EXPERIENCE:

Senior DevOps and Database Engineer

Confidential - Florham Park, NJ

Responsibilities:

• Worked in multiple roles in for the DBaaS engineering team as devOps, full stack developer and team lead.
• Created scalable REST APIs and microservices in Java, Groovy and Python using frameworks like Spring, Guice and Flask
• Hosted microservices on docker/containers and VMs using tomcat server and configured it for scalability and security
• Used log4j among others as logging frameworks and used Kibana to monitor them
• Created programmatic CRUD operations using JDBC, pyodbc and ORM tool like hibernate for the various databases like Postgres, Oracle, Mongo, MS SQL, etc.
• Used Camel and Kafka as a messaging tool between APIs and implemented the workflow in API development using Activiti.
• Leveraged ansible to create an integrated cloud computing API that can provision hosts of different configurations and install multiple node clustered databases on them.
• Used mCollective to remotely invoke SQL clients like OEM and SQL plus to create an API to automate database operations.
• Implemented LDAP and OIDC based security using custom filters and custom authentication and used a custom role-based access API for entitlements.
• Implemented recursion and temporal chaining in database architecture for data integrity.
• Practiced test driven development and business driven development testing and maintained over 90 percent code coverage
• Designed and created end to end integration tests for use cases and integrated it to Jenkins for continuous integration and continuous deployment and used POSTMAN and CURL for manual testing.
• Created UIs for monitoring tools using Angular5, Angular JS, CSS and HTML
• Took part in deployment, testing and debugging for all phases of the SDLC (Dev, Test, QA, Prod).
• Used MS Visio along with confluence to create documentation, reports, architectural diagrams and step by step tutorials for applications and POCs
• Lead and trained offshore/onshore resource in regards to software architecture, development and inhouse developed tools.

Java/ J2EE Backend Developer

Confidential - Ann Arbor, MI

Responsibilities:

• Worked as a backend developer for the interactive Health media website, which involves a user to register and answer a dynamic set of questionnaires; after completion of which users would receive health preventative advice/recommendation
• Developed applications and added new features to existing ones using the Spring Framework on STS
• Implemented MVC architecture using Inversion of Control and Dependency Injection.
• Developed user interface using JavaScript, AJAX and jQuery
• Used JNDI to perform lookup services
• Used Hibernate with Spring - writing annotations to map relationships and create model classes
• Used JDBC to connect to Oracle database and implemented connection pooling
• Used SQL Developer as a database too and wrote DDL and DML files to create and manipulate tables in the database
• Used Jersey to develop RESTful Webservices in java and hosted then in JBoss
• Converted previously used xml configuration files to java configuration files as per requirements
• Used both Ant and Maven as build project and then GIT along with Jenkins to promote code using CI/CD
• Created unit and integration test cases using Junit
• Used Multithreading and Collections to improve performance of application

Java/ J2EE Backend Developer

Confidential - Buffalo, NY

Responsibilities:

• Developed RESTful webservices using Jersey client on the Spring framework to be consumed by the main customer website
• Worked on Oracle database- wrote DDL and DML files using SQL- set up procedures and triggers
• Used Liquibase for database migration and JDBC for database connections
• Used Tomcat server to deploy and test applications and debug using its logging features and slf4J
• Used JUnit to write unit tests and integration test- used Mockito to mock objects and connections
• Used Maven as a build tool, run different phases and manipulate them according to requirements
• Used the IntelliJ IDE to develop application and used its built-in database tool, plugin and version control
• Wrote XML and JSON configurations to transmit data between server and application
• Used Active MQ as a JMS client to exchange messages with webservices
• Used Unix shell for setting up applications and configuring soft links and backing up data
• Used Postman to set up tests for the webservices and automate them.
• Implemented J2EE design patterns- Singleton, Abstract Factory, Factory, Business Delegate, Front Controller, Value List, Value Object and Service Locator
• Developed Web based (JSP, Servlets, jQuery, JavaScript, CSS, XHTML, XML) console for feed monitoring, reporting and life cycle management

Java Developer

Confidential - Chicago, IL

Responsibilities:

• Participated at requirement analysis, design and test phases- designing use case diagrams and class diagrams
• Used Rational Rose for the design phase
• Developed application implementing MVC architecture using Hibernate (Spring DAO) for back end and Spring MVC Frameworks
• Used Spring Setter Injection and Spring Construction Injection
• Used Aspect Oriented Programming (AOP) for security and logging features
• Applied Service Oriented Structure (SOA) using JMS to send and receive message while creating web services
• Created Webservices for data transfer between client and server using Apache Axis, SOAP, WSDL and UDDI
• Used Ant automated build scripts for compiling and packaging the application
• Worked on MQ Series using point to point, publishers/subscriber messaging
• Developed SQL queries to access the backend server using DB2
• Performed integration, regression and unit testing using JUnit Framework
• Configure Tomcat application server and deployed web components to the server
• Used J2EE design patterns- Singleton, Business Delegate, DAO, Service Locator, SOA, Transfer Object
• Used core java concepts like JavaMail, Serialization and Documentation