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Java Developer

Java Developer for backend services at Aperia Solutions.
Aperia
On-Site
Vietnam
Undisclosed salary
Job Description
Aperia Solutions is seeking a Java Developer to join their dynamic team in Vietnam. The candidate will be responsible for backend development, working within the Service team and the larger application team. Aperia Solutions is a Texas-based fintech and managed consultancy firm that creates custom SaaS applications and other software-based solutions for the payments, banking, and processing industry. Founded in 1999, Aperia offers business intelligence, risk management, compliance, and customer intelligence platforms.

Role Involves:
  • Designing, developing, and maintaining high-performance backend services using Java and related frameworks.
  • Building and maintaining RESTful APIs using standard best practices and scalable design.
  • Producing well-structured, testable, and efficient code using core software development principles.
  • Troubleshooting complex server-side issues with strong debugging and problem-solving skills.
  • Creating and maintaining unit tests using JUnit and supporting automated testing in CI/CD pipelines.
  • Collaborating closely with cross-functional teams including frontend developers, QA, and data teams to align development efforts.
  • Refining and clarifying technical requirements and contributing to technical design discussions.
  • Participating in Agile processes including sprint planning, estimation, code reviews, and retrospectives.
  • Integrating data from various backend services and databases while ensuring secure, reliable data handling.

Requirements:
  • Good English communication in both verbal and written.
  • Strong experience in Java server-side development, including design and debugging of enterprise applications.
  • Proficiency in Core Java, J2EE, Kafka, Microservices and RESTful API development.
  • Solid experience with servlets, multithreading, and server-side architectural patterns.
  • Hands-on experience with Swagger or similar API documentation tools.
  • Strong SQL skills and experience writing and optimizing database queries.
  • Proven experience with JUnit and test-driven development.
  • Experience working in CI/CD environments using modern DevOps tools and practices.

Aperia Solutions Offers:
  • Health insurance
  • Dental insurance
  • Paid time off
  • Parental leave
  • Childcare assistance
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