Senior Java & Scala Developer: Secure Coding & Kafka

Valiant Technologies LLC; Lansing (MI); On-site; USD 140,000 - 170,000; Full time

Job summary

Valiant Technologies LLC is seeking a senior software engineer to review security findings, understand vulnerability patterns, and implement robust code fixes in a JVM-based stack. You will reinforce tests and ensure changes align with secure coding practices across authentication, transport security, and input validation.

The role emphasizes hands-on remediation for security findings, JVM interop with Scala/Java, and experience with AWS, Kubernetes, and Docker in a distributed environment.

Qualifications

• 8+ years of Java software development experience.
• 3+ years of Scala software development experience.
• 2+ years AKKA development experience.
• Experience with Kafka and PostgreSQL.
• Experience with writing unit tests.

Responsibilities

• Review findings identified by our Application Security team alongside the Clearing development lead, and develop a clear understanding of the vulnerability pattern and its root cause.
• Design and implement code fixes with an emphasis on consistent, repeatable solutions where the same vulnerability pattern appears in multiple locations.
• Write or update unit and integration tests to validate fixes and prevent regression.
• Follow existing coding standards and participate in code review with the development lead prior to merge. The vulnerability categories in scope span authentication and authorization controls, transport security, secrets handling, input validation, and related secure coding domains.

Skills

Java

Scala

AKKA

Kafka

PostgreSQL

Unit testing

Tools

AWS

Kubernetes

Docker

Job description

Valiant Technologies LLC is seeking a senior software engineer to review security findings, understand vulnerability patterns, and implement robust code fixes in a JVM-based stack. You will reinforce tests and ensure changes align with secure coding practices across authentication, transport security, and input validation.

The role emphasizes hands-on remediation for security findings, JVM interop with Scala/Java, and experience with AWS, Kubernetes, and Docker in a distributed environment.