Java backend developer reactive / webflux

Rejolut- A GenAI & Web 3.0 Company

📍 Navi Mumbai, Maharashtra, India

Full-time Computer Occupations Posted June 16, 2026

Job Description

Mandatory: 5+ years of Java backend development with strong hands-on experience in Reactive Programming, Spring Web Flux, Project Reactor, and non-blocking I/O

Location: Navi Mumbai / Bangalore / Remote

What you'll actually do

You'll lead the design and development of reactive microservices using Spring Web Flux, Reactor, and R2 DBC the kind of systems that handle thousands of concurrent requests without breaking a sweat. This isn't legacy maintenance work. You'll be architecting non-blocking,high-performance systems from the ground up, defining the reactive patterns (backpressure, retries, circuit breakers) that everyone else on the team will build on.

Skills:

Expertise in microservices architecture, distributed systems, SQL & No SQL databases, asynchronous workflows, and messaging systems (Kafka/Rabbit MQ)

Lead backend development, perform code reviews, mentor team members, and collaborate with Dev Ops (CI/CD, Git), frontend, and ...