Sr. Java Engineer

About the Role

We are seeking a highly skilled Senior Java Developer to join our dynamic team and contribute to the development and modernization of the application. This role is central to transitioning the existing monolithic architecture to a microservices-based ecosystem, ensuring scalability, resilience, and high performance.

As a Senior Java Developer, you will collaborate closely with cross-functional teams, work on cutting-edge technologies, and develop secure, scalable solutions tailored to the needs of a high-throughput payment processing environment.

Key Responsibilities

Develop and Maintain Java Applications : Design, implement, and deploy Java-based applications using Spring Boot with a focus on production-readiness and minimal configuration.

Microservices Architecture Transition : Refactor existing monolithic systems into microservices to enhance scalability, resilience, and maintainability.

Cloud Infrastructure Deployment : Work with the client’s private or hybrid cloud infrastructure, ensuring robust security, compliance, and scalability for sensitive financial data.

Kafka Integration : Utilize Apache Kafka for building real-time data pipelines and streaming applications. Develop and enhance the client’s custom Kafka wrapper for seamless integration and improved monitoring.

Database Management : Leverage Oracle Database for transactional data storage, ensuring security, scalability, and support for complex queries. Collaborate on data migration from legacy systems to modern Oracle clusters using Apache NiFi.

Collaboration and Agile Development : Partner with cross-functional teams to design, test, and implement scalable solutions using Agile methodologies.

Performance Optimization : Ensure high availability and performance of the application by analyzing and addressing bottlenecks in the system.

Documentation and Best Practices : Create technical documentation, adhere to coding standards, and advocate for industry best practices.

Required Skills and Qualifications

Technical Expertise :

8+ years of professional experience in Java (8 or higher)development.

Strong expertise in Spring Boot and related frameworks.

Solid understanding of microservices architecture and inter-service communication.

Streaming and Messaging :

Hands-on experience with Apache Kafka, including custom wrapper development or integration.

Database Management :

Proficiency in working with Oracle Database for transactional systems.

Experience with data migration and integration tools like Apache NiFi is a plus.

Cloud Infrastructure :

Understanding of private or hybrid cloud deployment models and cloud security.

Analytical and Problem-Solving Skills :

Ability to design scalable, resilient, and secure financial solutions.

Soft Skills :

Excellent communication skills and the ability to work in a collaborative, team-oriented environment.

Strong organizational and time management skills