Stack Developer Web Application

Harihara Sundaram Mariappan

Full Stack Developer

331-***-**** *****************@*****.***

**** ****** **, *** **, Des Plaines, IL, 60016, United States LinkedIn SUMMARY

To secure a challenging position where I can effectively contribute my skills and offer professional growth while being resourceful, innovative and flexible.

• Overall 12.1+ years experienced in the IT industries of various positions.

• Comprehensive understanding of software development practices in product

• Demonstrated ability to quickly ramp up on critical-path projects.

• Experienced on measurable deliverables (code coverage, defects and results).

• Experienced on developing Front-end web application using Angular 13, HTML, CSS, JavaScript, TypeScript, Tailwind CSS for responsive modern application.

• Experienced on developing API testing in SOAP UI and POSTMAN, also integrating external API to application and exposing internal API to other team.

• Experienced in Microservices and Swagger UI integration for exposing internal API to other team.

• Developed RESTful webservices using Spring Boot, Spring MVC and SOAP services to implement Service-Oriented Architecture (SOA).

• Experience with SQL, PL/SQL, TL/SQL, MySQL, MongoDB for comprehensive development.

• Experience in using Log4J, Version Control using SVN, GIT and CVS, ensuring efficient code management.

• Used JIRA tool for Issue/bug tracking, and monitoring of work assignments in the system.

•Proficient in utilizing testing frameworks such as JUnit, Mockito, JMeter and other testing tools to ensure the robustness and reliability of Java/J2EE enterprise applications.

• Microservices that were developed using Spring Boot are deployed on Azure cloud service like Azure Function application.

• Possess advanced ability in OAuth 2.0 for secure authentication and authorization in REST services, adeptly managing access tokens. Proficient in implementing JSON Web Tokens (JWT) to securely send JSON objects, enhancing data integrity and Communication Security and overall system resilience with meticulous attention to detail.

•Skilled in Agile methodologies such as SCRUM, Test-Driven Development (TDD), Incremental and Iterative approaches, and Pair Programming. Proficient in implementing the Waterfall model while adapting to evolving projects.

• Experienced on automation, integration, and monitoring and configuration management

• Experienced on Sprint Planning, and Tracking on AGILE methodologies, DevOps as a beginner.

• Experienced on cloud service like Azure, AWS and Oneops. EXPERIENCE

Full Stack Developer (Programmer Analyst), Boeing Dec 2018 - Mar 2025 Boeing (Aviation)

Technologies: Design thinking professional, Data Analytics, Requirement gathering, Azure Cloud service, Safe Agile, PI Planning, Project Release Review PRR, Scrum calls, React, Angular 13,HTML5,Material CSS, Tailwind CSS, JavaScript, TypeScript, Java8/17, Spring MVC, SpringBoot, Hibernate, SQL, Cache Management, Microservice, SOAP UI, POSTMAN, Swagger UI, Tomcat, Maven, RESTful Services,Jenkins, DevOps, GitLab, OOPS Design Patterns, CSS responsive design, Python. I am a design thinking professional, and I have a core strength in designing products which provide a high level of user experience applying various design principles. Worked on the enhancement of a Web Application with the better understanding on the requirement.

Involved in integration testing on the complete architecture of the application. Coordinating with Stakeholders and Development team for PI deliverables Organizing PRR - Project Release Review with UAT, Stakeholder, PO and QA Mentoring Dev team to align with Project, Industrial standards Involved in Adhoc changes, PROD bugs and Innovation team Experienced on developing Front-end web application using Angular 13, HTML, CSS, JavaScript, TypeScript, Tailwind CSS for responsive modern application. Experienced on developing API testing in SOAP UI and POSTMAN, also integrating external API to application and exposing internal API to other team. Experienced in Microservices and Swagger UI integration for exposing internal API to other team. Experienced on hosting web application on Azure cloud service. Full Stack Developer (Consultant), Capgemini Limited Apr 2018 - Dec 2018 CNBC (Media)

Technologies: Safe Agile, Scrum calls, Angular 13, HTML5,Material CSS, Tailwind CSS, JavaScript, TypeScript, Java8, Spring MVC, Spring Boot, Hibernate, SQL, Microservice, SOAP UI, POSTMAN, Tomcat, Maven, RESTful Services, Jenkins, GitLab,

Building MVC application with Spring Boot Micro Services as Back end. Experienced on developing Front-end web application using Angular 13, HTML, CSS, JavaScript, TypeScript for responsive modern application.

Involved in the end to end migration of a web application from on premise server to the cloud server.

Worked on the enhancement of a Web Application with the better understanding on the requirement.

Involved in integration testing on the complete architecture of the application. Experienced in Microservices and Swagger UI integration for exposing internal API to other team. Experience with SQL, PL/SQL, TL/SQL, MySQL for comprehensive development. Experienced on developing API testing in SOAP UI and POSTMAN. Experienced on hosting web application on Azure cloud service. Technology Analyst, Infosys Limited Nov 2015 - Mar 2018 Walmart (Retail)

Technologies: Angular 6+, HTML5, Material CSS, Spring MVC, Spring Boot, Maven, RESTful Services, Tomcat, JDK 1.7, Oneops Cloud, Maven, Safe Agile, JavaScript, TypeScript, Hibernate, SQL, Microservice, SOAP UI, Jenkins, GitLab, OOPS Design Patterns, CSS responsive design. Module lead, responsible for deliveries on releases with in the time line. Educating the team members to follow the best practices for the beter improvement of the deliveries.

Involved in migration of more than 50+ Applications from One premise Servers to Cloud. Worked on Cloud integration process which Involves One Ops Wal-Mart cloud computing tool. Coordinate with the clients on deliveries and priorities, such as project records, weekly and daily status.

Mentoring the new team with multiple technologies & Frameworks. Responsible for CICD implementations of the project with Build tool and the Cloud interface. Responsible for the complete Application Server Infrastructure on the Migration Project. Experienced on developing Front-end web application using Angular 6+,, HTML, CSS for responsive modern application.

Experienced on developing API testing in SOAP UI.

Experienced on hosting web application on AWS, Oneops cloud service. Project Engineer, Wipro Limited, Client BestBuy Apr 2013 - Nov 2015 BestBuy (Retail)

Technologies: JSP, JavaScript, Servlet, SQL, UNIX Shell, BMG, Web logic, AJAX, JQuery, Spring MVC, Plain DAO, Requirement gathering, HTML5, Servlet, Gantt Chart, Java, Spring MVC, Hibernate, SQL, Tomcat, RESTful Services, Jenkins, Ant, Maven, GitLab. Leading L1 as in Team (O&M-L1 Support), L2 level Implementations & Troubleshooting. Understanding business needs and purging & Archiving of table as required End to End testing on UAT and Production Environment for DB tables. Involved in design and development of the Hibernate Domain Model for the services. Worked in different Modules in SDP Operations.

Worked in different Modules in Best Buy B2B module. Service Delivery Platform (Integration, OCSG, SE/RE, JATAYU/BMG, SPB, MYVAS, CC) Understanding business needs and integrating Content Partners for SMS, IVR, OBD, WAP, DSTK, USSD subscription and event charging for on-demand services ON Deck/OFF Deck Troubleshooting CP Issues and providing timely and appropriate resolution Worked in different Modules in Operations - Gantt Chart POC. Troubleshooting Gantt chart data pumping and providing timely and appropriate resolution EDUCATION

Noorul Islam Engineering College, Kanyakumari, India - Bachelor of Engineering, Computer Science and Engineering - GPA: 7.99 CGPA

May 2008 - Apr 2012

Conducted many college events and leading team to other college paper submission AWARDS/CERTIFICATES

5 Years Service Award, Boeing Dec 2024

Winner in Hacker (MBF), Boeing Jan 2024

Customer award for critical delivery, Boeing Jan 2022 Data Analytics Training, Boeing Jan 2022

IOC (Inside Out Coaching) Training, Boeing Jan 2021 Pride award for most valuable player, Boeing Jan 2021 SAFe Agile Practice 4.9, Boeing Jan 2019

Insta Award for Best Performer of the Year, Infosys Jan 2017 Crown Award Winner for Non-Annuity Project of the Year, Infosys Jan 2017 SKILLS

Programming

Languages

: Java, J2EE, Multi-functional, Microservices, Spring MVC, Spring Boot, Hibernate, Swagger UI, Design Patterns, Messaging, RabbitMQ, React.js, OOPS Design

Web Development : HTML5, CSS, Angular, Type Scripts, AJAX, JavaScript Frameworks, Python, Web Applications, Server-Side, Software Engineering, Application Development, Pipelines, Scrum, Collaboration, ReactJS, Data Blending, Problem Solving, Jenkins

Cloud Technologies : One Ops [Wal-Mart Tool], Azure cloud, Docker, Kubernetes, Platforms, Containerization, Orchestration, Infrastructure as Code, Public Cloud Platform, AWS, Scale, Scalability, CI

Database

Management

: DB2, SQL, Oracle, MySQL

Version Control : GIT, GitLab, SVN, Bit bucket

Leadership : Highly Skilled, Mentorship, Technical Guidance, Adherence

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