Java, Spring Boot, Hibernate / Jpa, Microservices - Software Developer

Role Overview 

We are seeking an experienced Senior Java Developer to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate will have strong expertise in Java, Spring Boot, microservices architecture, and experience working in mission-critical systems such as financial, government, or large-scale digital platforms. 

The role involves technical leadership, solution design, hands-on development, and collaboration with cross-functional teams across development, QA, DevOps, and stakeholders. 

Key Responsibilities 

1. Application Development & Design 

• Design, develop, and maintain robust, scalable, and secure Java-based applications. 
• Build microservices using Spring Boot, Spring Cloud, and RESTful APIs. 
• Develop reusable components and frameworks following best practices. 
• Ensure high performance, availability, and responsiveness of applications. 

2. Technical Leadership 

• Provide technical guidance and mentorship to junior and mid-level developers. 
• Review code and ensure adherence to coding standards, security practices, and design principles. 
• Drive design discussions and propose optimal architecture solutions. 

3. System Architecture & Integration 

• Design and implement microservices architecture, event-driven systems, and API integrations. 
• Integrate with external systems such as payment gateways, banking APIs, or government systems. 
• Ensure secure data exchange and compliance with industry standards. 

4. Performance & Optimization 

• Analyze and optimize application performance, including memory management and concurrency. 
• Handle large-scale transaction processing (batch and real-time). 
• Identify bottlenecks and implement solutions for performance tuning. 

5. Database & Backend Management 

• Work with relational databases such as Oracle. 

6. DevOps & Deployment 

• Collaborate with DevOps teams for CI/CD pipeline implementation (e.g., Azure DevOps, Jenkins). 
• Manage deployments across development, SIT, UAT, and production environments. 
• Knowledge on Docker / Kubernetes will be added advantage. 

7 . Security & Compliance 

• Implement secure coding practices aligned with OWASP and enterprise security guidelines. 
• Ensure compliance with PCI-DSS (for payment systems) or relevant regulatory standards. 
• Manage authentication and authorization mechanisms (OAuth2, JWT). 

9. Stakeholder & Team Collaboration 

• Work closely with business analysts, product owners, and stakeholders to clarify requirements. 
• Participate in Agile ceremonies (Scrum, sprint planning, retrospectives). 
• Provide clear technical documentation and status updates. 

Required Skills & Qualifications 

Technical Skills 

• Strong proficiency in Java (Java 8/11/17+) 
• Hands-on experience with: 
• Spring Framework (Spring Boot, Spring MVC, Spring Security) 
• RESTful API development & microservices architecture 
• Hibernate/JPA 
• Strong knowledge of: 
• Object-Oriented Programming (OOP) 

DevOps & Tools 

• Experience with: 
• CI/CD tools (Azure DevOps, Jenkins) 
• Version control (Git) 
• Build tools (Maven, Gradle) 
• Familiarity with: 
• Docker & Kubernetes 

Integration Experience 

• Experience integrating with: 
• Payment gateways (Stripe, PayNow, Apple Pay, etc.) 
• Government or enterprise APIs 
• External vendor systems 

Preferred Qualifications 

• Experience in financial systems, billing platforms, or payment processing systems 
• Exposure to cloud platforms (Azure/AWS/GCP) 
• Experience with event-driven architecture 
• Familiarity with API security standards 
• Certification in Java / Cloud / Architecture (optional but advantageous)