Bangalore, Karnataka, India
Information Technology
Full-Time
Global PayEX
Overview
Experience : 4+ years in backend software development with strong exposure to asynchronous programming models
Job Summary
We are seeking a highly skilled and experienced Senior Software Engineer with strong expertise in Java, asynchronous programming, Spring Boot, Vert.x, and MongoDB. The ideal candidate will play a key role in building scalable, high-performance backend services for modern enterprise applications. You will be expected to drive design discussions, contribute to architecture, and mentor junior developers.
Key Responsibilities
(ref:hirist.tech)
Job Summary
We are seeking a highly skilled and experienced Senior Software Engineer with strong expertise in Java, asynchronous programming, Spring Boot, Vert.x, and MongoDB. The ideal candidate will play a key role in building scalable, high-performance backend services for modern enterprise applications. You will be expected to drive design discussions, contribute to architecture, and mentor junior developers.
Key Responsibilities
- Design and implement asynchronous, non-blocking microservices and APIs using Vert.x and Spring Boot
- Optimize application performance, scalability, and reliability in high-throughput environments
- Model and manage data in MongoDB, ensuring efficient schema design and indexing
- Collaborate with DevOps, frontend, and QA teams to deliver end-to-end solutions
- Perform code reviews, write unit and integration tests, and ensure best practices across the codebase
- Troubleshoot production issues and participate in on-call rotations (if required)
- Mentor and guide junior developers and contribute to internal knowledge-sharing sessions
- Work in Agile/Scrum teams and contribute to sprint planning, estimations, and retrospectives
- 4+ years of backend development experience in Java
- Strong expertise in asynchronous programming, event-driven systems, and non-blocking I/O
- Deep understanding of Vert.x, including event bus, workers, and reactive patterns
- Hands-on experience with Spring Boot microservices architecture
- Proficient in MongoDB, aggregation framework, and schema design
- Familiarity with RESTful APIs, OpenAPI/Swagger specifications
- Experience with message brokers like Kafka or RabbitMQ is a plus
- Strong debugging and performance tuning skills
- Solid grasp of software engineering principles (OOP, design patterns, SOLID)
- Experience in building SaaS platforms or fintech/banking domain systems
- Knowledge of reactive frameworks like Project Reactor or RxJava
- Familiarity with containerized deployments using Docker and Kubernetes
- Exposure to CI/CD tools (Jenkins, GitLab CI, etc.)
(ref:hirist.tech)
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