a
abhinavv9

Abhinav Jain

@abhinavv9
4.0(1)

Backend Developer Spring Boot Kafka Scalable Microservices and AI APIs

India
English
About me
I’m a backend software developer with real-world experience building scalable, fault-tolerant systems used in high-volume financial and payment platforms. I specialize in Java, Spring Boot, Quarkus, microservices, Kafka, and PostgreSQL, with a strong focus on performance, reliability, and clean architecture. I help startups and businesses build production-ready backends, integrate AI capabilities into APIs, and design event-driven systems that scale. If you’re looking for a backend that works reliably in the real world—not just demos—I can help. ... Read more

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abhinavv9
Abhinav Jain
Offline • 

See my services

Full Stack Web Applications
I will build a scalable backend using spring boot, kafka, and microservices
From$50 / projectMore details

Work experience

American_Express

Software Developer

American Express • Full-time

Jul 2021 - Present • 4 yrs 10 mos

Worked as a backend software engineer building scalable, fault-tolerant microservices for high-volume financial and payment systems. Designed and developed REST APIs using Java and Kotlin, Spring Boot, and Quarkus, handling mission-critical transaction processing. Implemented event-driven architectures using Apache Kafka, ensuring idempotency, reliability, and seamless downstream processing. Worked extensively with PostgreSQL, Docker, and AWS to deliver production-ready services. Focused on high availability, performance optimization, and clean system design for real-world scale.

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