Senior Java Back-End Engineer (Remote)

SUMMARY:
Our client, a leading provider of innovative digital banking solutions, is looking for a Senior Back-End Software Engineer to join their team. In this role, you will be a technical leader—designing, optimizing, and owning mission-critical back-end services that power cutting-edge financial applications. As part of a collaborative, remote-first team, you will help shape technical strategy, mentor fellow Engineers, and deliver seamless banking experiences to users across the globe.

POSITION INFO:
Key Responsibilities:

• Back-end Development: Architect, develop, and optimize scalable applications using Java and Spring Boot.
• Database Operations: Implement advanced query optimization for PostgreSQL and Cassandra, ensuring efficient and reliable data management.
• API Development: Build and secure RESTful APIs (OpenAPI) and GraphQL services, implementing security best practices with OAuth2.0, JWT, and API gateways.
• Microservices & Event-Driven Systems: Design resilient distributed services within a microservices architecture using Kafka or RabbitMQ.
• Cloud & Containers: Lead deployment strategies with Docker, Kubernetes, and AWS, ensuring scalability and high availability.
• Engineering Best Practices:
  
  • Drive CI/CD automation and release pipelines.
  • Ensure code quality with SonarCloud and SonarLint.
  • Apply static analysis, automated testing, and performance benchmarking.
• Security & Compliance: Implement secure authentication workflows and ensure adherence to OWASP security guidelines.
• System Design & Performance: Develop architecture diagrams, caching strategies, and load balancing solutions.
• Testing & QA: Define test strategies with JUnit, Mockito, and automated frameworks to ensure reliability and stability.

• Minimum 5 years of back-end engineering experience (preferably 7+ years) in distributed systems, cloud environments, or microservices.
• Strong proficiency in Java, Spring Boot, and cloud-native development.
• Hands-on experience with Docker, Kubernetes, and AWS.
• Proven track record in system design, API security, and performance optimization.
• Bachelor’s Degree in Computer Science/Engineering (or equivalent experience).
• Fluent in English, with excellent communication skills.