Senior Java Engineer: Rules Engine & Backend (Hybrid)

Humana Inc; Salem (OR); Hybrid; USD 107,000 - 147,000; Full time

Job summary

Humana Inc. is seeking a Senior Full Stack Engineer to own the rules engine and backend services for the NBA platform. You will design, implement, and maintain the business rules in Java and Drools, exposing them via REST APIs and integrating through Kafka events.

The role emphasizes correctness, testing, and compliance in a PHI‑handling environment. You'll work with Product and Compliance to translate regulatory requirements into maintainable rules, and you'll optimize performance as traffic

Qualifications

• 5+ years of software engineering experience with strong Java and Spring/Spring Boot skills.
• Experience building and maintaining backend services and REST APIs in production.
• Ability to design and reason about complex conditional/business logic.
• Working knowledge of event‑driven integration and Kafka producer/consumer patterns.
• Experience operating on cloud infrastructure (Azure or equivalent) with containers/Kubernetes and CI/CD.
• Strong testing discipline and attention to correctness.
• Clear communicator across engineering, product, and compliance.

Responsibilities

• Rules engine development — Design, build, and maintain business rules in Java and Drools that govern eligibility, suppression, frequency, and consent.
• Backend services — Build and own the Java/Spring services and REST APIs that expose the rules engine to the rest of the platform.
• Event integration — Produce and consume Kafka events to connect the rules engine to upstream signals and downstream decisioning and activation.
• Correctness and testing — Write thorough tests for rule logic and services; treat rule correctness as a first‑class, auditable concern.
• Performance — Keep rule evaluation fast and predictable as the ruleset and traffic grow.
• Quality — Run and participate in code reviews, uphold engineering standards, and ship production‑ready code in a PHI‑handling environment.
• Collaboration — Partner with Product and compliance to turn business and regulatory requirements into clear, maintainable rules.

Skills

Java

Spring Boot

REST APIs

Kafka

Azure

Kubernetes

CI/CD

Testing

Communication

Tools

Drools BRMS

React/TypeScript

Terraform

Helm

Job description

Humana Inc. is seeking a Senior Full Stack Engineer to own the rules engine and backend services for the NBA platform. You will design, implement, and maintain the business rules in Java and Drools, exposing them via REST APIs and integrating through Kafka events.

The role emphasizes correctness, testing, and compliance in a PHI‑handling environment. You'll work with Product and Compliance to translate regulatory requirements into maintainable rules, and you'll optimize performance as traffic