Globalpayex - Senior Software Engineer - Java Technologies

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

• 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
  

Required Skills And Experience

• 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)
  

Preferred Qualifications

• 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.)
  

Education :

Bachelor's or Master's degree in Computer Science, Engineering, or related field(ref:hirist.tech)