Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a results-driven software engineer with 4+ years of experience designing, developing, and deploying scalable Java applications in fintech and financial services. I build robust backend systems with Java, Spring Boot, and microservices, and I enjoy integrating AWS, CI/CD pipelines, and modern web frontends with Angular/React. I thrive in Agile environments and value clean, maintainable code, rapid iteration, and collaborative problem-solving. I have hands-on experience across the full SDLC, including requirements analysis, design, implementation, testing, and production support. I enjoy mentoring teammates, driving architecture decisions for reliability and scale, and delivering high-quality software that meets sprint goals and business objectives.…I'm a results-driven software engineer with 4+ years of experience designing, developing, and deploying scalable Java applications in fintech and financial services. I build robust backend systems with Java, Spring Boot, and microservices, and I enjoy integrating AWS, CI/CD pipelines, and modern web frontends with Angular/React. I thrive in Agile environments and value clean, maintainable code, rapid iteration, and collaborative problem-solving. I have hands-on experience across the full SDLC, including requirements analysis, design, implementation, testing, and production support. I enjoy mentoring teammates, driving architecture decisions for reliability and scale, and delivering high-quality software that meets sprint goals and business objectives.

Bangar Raju K

Full Stack Developer, Web Developer, Back-End Developer, +2





I'm a results-driven software engineer with 4+ years of experience designing, developing, and deploying scalable Java applications in fintech and financial services. I build robust backend systems with Java, Spring Boot, and microservices, and I enjoy integrating AWS, CI/CD pipelines, and modern web frontends with Angular/React. I thrive in Agile environments and value clean, maintainable code, rapid iteration, and collaborative problem-solving. I have hands-on experience across the full SDLC, including requirements analysis, design, implementation, testing, and production support. I enjoy mentoring teammates, driving architecture decisions for reliability and scale, and delivering high-quality software that meets sprint goals and business objectives.…I'm a results-driven software engineer with 4+ years of experience designing, developing, and deploying scalable Java applications in fintech and financial services. I build robust backend systems with Java, Spring Boot, and microservices, and I enjoy integrating AWS, CI/CD pipelines, and modern web frontends with Angular/React. I thrive in Agile environments and value clean, maintainable code, rapid iteration, and collaborative problem-solving. I have hands-on experience across the full SDLC, including requirements analysis, design, implementation, testing, and production support. I enjoy mentoring teammates, driving architecture decisions for reliability and scale, and delivering high-quality software that meets sprint goals and business objectives.

Available to hire

I’m a results-driven software engineer with 4+ years of experience designing, developing, and deploying scalable Java applications in fintech and financial services. I build robust backend systems with Java, Spring Boot, and microservices, and I enjoy integrating AWS, CI/CD pipelines, and modern web frontends with Angular/React. I thrive in Agile environments and value clean, maintainable code, rapid iteration, and collaborative problem-solving.

I have hands-on experience across the full SDLC, including requirements analysis, design, implementation, testing, and production support. I enjoy mentoring teammates, driving architecture decisions for reliability and scale, and delivering high-quality software that meets sprint goals and business objectives.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Javanese

Advanced

Amharic

Advanced

Work Experience

Senior Software Engineer at Mastercard

December 1, 2024 - Present

Led end-to-end development of a single-page application for Mastercard's payments platform within an Agile Scrum framework. Implemented and maintained production-grade features, integrated Gradle with Jenkins and Travis CI pipelines, and automated build/test/deploy workflows, reducing release cycle time by 30%. Integrated third-party services and APIs using REST/JSON/SOAP, applied OOP patterns (Singleton, Factory, DAO), and architected a microservices-based enterprise solution to improve scalability by 40%. Collaborated with 20+ engineers, QA, and product managers; designed and maintained unit/integration tests with JUnit; leveraged Java 8 features (Lambdas, Streams, Optional).

Software Engineer - Java at Fidelity National Information Services

August 1, 2021 - August 1, 2023

Participated in all SDLC stages within an Agile framework; developed UI with Angular 4 and a RESTful backend in Java 8; implemented client-side validations to reduce user errors. Built API monitoring alarms; integrated Kafka Connect for data movement; improved CI/CD with approval gates; restructured API designs to enhance data retrieval and storage. Mentored interns and led task grooming in a virtual environment.

Software Engineer - Intern at Comviva Technologies

March 1, 2020 - June 1, 2021

Developed RESTful APIs using Java and Spring Boot for user authentication and transaction management; built responsive frontend interfaces with HTML5/CSS3/JavaScript/Bootstrap; optimized SQL queries to improve data retrieval performance by ~30%. Implemented backend business logic for core modules and contributed to Agile sprint cycles through code reviews, debugging, and unit testing.