ARUNKUMAR RAMAKRISHNAN
Summary
Senior Integration Developer with over 16 years of experience in software development and maintenance. Experienced in developing applications both on the front end and back end. Have vast experience in IBM Integration and Orchestration. Worked on multiple projects integrating and orchestrating microservices using IIB. Holds a Baseline Security clearance and is an Oracle Certified Java SE 8 Programmer. Graduated with a Bachelor of Technology in Information Technology. Cultivated a culture of innovation, proactively identifying and adopting cutting-edge integration technologies. Spearheaded enterprise-level integrations, delivering robust, scalable solutions for complex global platforms. Leveraged profound domain knowledge to anticipate future challenges and proactively design resilient integration architectures. Drove strategic decision-making, consistently aligning integration solutions with overarching business goals. Expertly translated intricate business requirements into actionable, high-impact integration strategies for global operations.
Overview
14
14
years of professional experience
1
1
Certificate
Work History
Senior IBM Integration Developer
Mastercard - Effison Australia
04.2024 - 10.2024
- Develop and maintain Mastercard APIs (RESTful) using Zulu Java 21 with Git as repository.
- Used SoapUI to evaluate and debug the APIs.
- Leveraged IBM ACE for application integration and service orchestration to route microservices and accomplish a business function.
- Utilized IBM DataPower for API Gateway handling authentication using OAuth, API Keys, and TLS encryption, and managed server load.
- Convert existing SOAP webservice to a RESTful API using DataPower.
- Used HMAC authentication to secure webservice.
- Provide technical support to developers as needed.
- Connect with Mastercard business and provide multiple technical solutions to choose from for a single problem.
- Design, develop, and perform unit tests on a currency conversion tool using React.js for the user interface and Node.js for the backend.
Senior Developer
EAP – Civil Aviation Safety Authority
10.2021 - 04.2024
- Requirement brainstorming and designing each report structure.
- Develop Jasper reports, starting from the JRXML template, using Jasper Studio 6.
- Utilized Java 8 and a custom EMPIC Plugin to serialize and deserialize XML content to Java.
- Actively brainstorm the requirements along with Business Analysts (BAs) and contribute ideas and options as needed.
- Used Azure Boards for sprint story updates, Azure Repos for Git repos, and Azure Wiki for documenting the agreed layout for the print outputs.
- Support testing by fixing deviations from the requirements using Azure Boards as a means of communication.
- Developed dynamic Jasper table print outputs reactive to the user from EMPIC.
- Developed Power BI reports.
- Train new developers with Jasper template development, fostering a culture of knowledge sharing and continuous improvement.
Senior IBM Integration Developer
EDH – Department of Home Affairs
08.2018 - 10.2021
- Develop SOAP web services using Enterprise JavaBeans Specification (EJB) 3.2.
- Used Java Persistence API (JPA) to connect to the DB2 database.
- Developed IIB (IBM Integration Bus) / ESB workflows to route the message flow of the exposed APIs.
- Upgraded orchestrator from IBM Message Broker to IBM ACE.
- Secured the application using IBM DataPower.
- Actively taking part and contributing to Agile ceremonies such as Program Increment (PI) Planning (quarterly), Sprint Planning/Sprint Retrospective/Sprint Showcase (biweekly), and daily Stand-ups.
- Developed using IntelliJ as the Java Integrated Development Environment (IDE) and configured IBM WebSphere Application Server 9 to deploy and evaluate the EIDH application locally.
- Developed and supported a WebService suite to perform unit tests and integration tests on the application using SOAP UI.
- Developed and supported a JUnit test suite to evaluate the Java functional module for every change made before pushing the changes to Git.
- Developed and supported a JUnit test suite to evaluate the Java functional module for every change made before pushing the changes to Git.
- Developed and supported a JUnit test suite to evaluate the .
Senior IBM Integration Developer
EMPIC – Effison Australia
08.2017 - 08.2018
- Currency Select
- POSFlo – Develop multiple front-end components in AngularJS 1.
- Develop a highly scalable (40 TPS), secure (PCI cleared), and highly available socket server.
- Utilized IIB to orchestrate the microservice by designing the ESB workflow.
- Units evaluate the application using JUnit and Karma, respectively.
Senior Developer / Integration Developer
Capgemini
12.2012 - 04.2017
- Spearheaded the development and maintenance of enterprise-level applications using J2EE frameworks like Spring and Hibernate.
- Architect and design scalable, efficient solutions for complex business challenges.
- Led development teams through the entire SDLC, ensuring adherence to both Agile and Waterfall methodologies as per project requirements.
- Facilitated seamless communication among stakeholders, including offshore teams, to ensure project goals and timelines were met.
- Enhanced application performance and scalability through optimized coding practices and efficient design patterns.
- Developed IIB Workflow to integrate several API endpoints to form a working solution.
- Developed IBM MQ to create asynchronous and reliable messaging.
- Worked in MuleSoft Integration.
- Mentored junior developers, fostering a culture of knowledge sharing and continuous improvement.
Senior Integration Developer
Accenture India
10.2010 - 08.2012
- Spearheaded the development and maintenance of enterprise-level applications using J2EE frameworks like Spring and Hibernate.
- Architect and design scalable, efficient solutions for complex business challenges.
- Led development teams through the entire SDLC, ensuring adherence to both Agile and Waterfall methodologies as per project requirements.
- Facilitated seamless communication among stakeholders, including offshore teams, to ensure project goals and timelines were met.
Senior Developer
iGATE India
10.2010 - 08.2012
- Spearheaded the development and maintenance of enterprise-level applications using J2EE frameworks like Spring and Hibernate.
- Architect and design scalable, efficient solutions for complex business challenges.
- Led development teams through the entire SDLC, ensuring adherence to both Agile and Waterfall methodologies as per project requirements.
- Facilitated seamless communication among stakeholders, including offshore teams, to ensure project goals and timelines were met.
Education
Bachelor of Technology - Information Technology
Unknown
Skills
- ActiveMQ
- Agile
- AJAX
- AngularJS 1 and 4
- Apache Kafka
- Asymmetric Cryptography (Public/Private Key Encryption)
- Authentication
- Azure
- Bamboo
- Bootstrap 3
- BPM
- Camel CXF
- Communication
- CSS3
- DB2
- Digital Signature
- EJB
- EJB3
- Encryption
- ESB
- Git
- Hibernate
- HMAC Authentication
- HTML5
- IBM DataPower
- IBM integration suite (IBM MQ, IBM Integration Bus, IBM ACE, IBM DataPower)
- IBM WebSphere
- IntelliJ
- Ionic
- J2EE
- Jasmine
- Jasper
- Java
- Java 8
- JavaScript
- JBoss
- JBoss Fuse
- Jenkins
- JMock
- JMS
- JPA
- JQuery
- JSON
- JSTL
- JUnit
- Maven
- Microservices
- MS SQL
- MySQL
- Nodejs
- OAuth
- Oracle
- OWASP
- PL-SQL
- Power BI
- React
- RESTful
- SDLC
- Selenium
- SonarQube
- Spring
- Spring Boot
- Spring Security
- SSL
- Struts 12x
- Symmetric Cryptography (AES)
- TestNG
- TLS
- Tomcat
- TypeScript
- Waterfall
- WebLogic
- XSLT
Certification
- Oracle Certified Java 8 SE Programmer
- Oracle
Timeline
Senior IBM Integration Developer
Mastercard - Effison Australia
04.2024 - 10.2024
Senior Developer
EAP – Civil Aviation Safety Authority
10.2021 - 04.2024
Senior IBM Integration Developer
EDH – Department of Home Affairs
08.2018 - 10.2021
Senior IBM Integration Developer
EMPIC – Effison Australia
08.2017 - 08.2018
Senior Developer / Integration Developer
Capgemini
12.2012 - 04.2017
Senior Integration Developer
Accenture India
10.2010 - 08.2012
Senior Developer
iGATE India
10.2010 - 08.2012
Bachelor of Technology - Information Technology
Unknown