Senior Java Engineer: AI Banking Integrations | Equity

PortX; Mercer Island (WA); On-site; USD 140,000 - 200,000; Full time

Benefits offered by this job

Equity opportunities

High impact role

Medical insurance

Dental/vision

401(k)

Unlimited PTO

Collaborative culture

Job summary

PortX, a leading AI-powered data and integration company for modern banking, is pursuing a Senior Software Engineer on Mercer Island, WA. You will develop for customer integration projects, build APIs and backend services, and drive secure, scalable components across payments environments.

You will design, test, and maintain high-quality solutions, apply AI tools to boost productivity, troubleshoot issues, and participate in architecture discussions.

Qualifications

• Strong Java development experience as main language.
• Hands-on containerization experience.
• Enterprise integration and API experience: REST and SOAP.
• Spring Boot framework experience.
• Deploying to AWS and related cloud services.
• Experience with Git and Maven.
• Familiarity with AI developer tools (e.g., Copilot, GPT-powered coding assistants).

Responsibilities

• Hands-on development for customer integration projects.
• Build and enhance APIs, backend services, and integration components.
• Design, develop, test, and maintain high-quality solutions.
• Use AI tools to accelerate productivity, code quality, testing, and documentation.
• Troubleshoot customer issues with root-cause analysis and fixes.
• Participate in architectural and technical design discussions.
• Contribute to deployment, configuration, and operational support on AWS.
• Write clean, maintainable, well-tested code and improve engineering standards.
• Collaborate with cross-functional teams to improve performance, reliability, observability, and scalability.
• Create and maintain technical documentation for implementations and troubleshooting.

Skills

Java development

Containerization

API integration

REST

Spring Boot

AWS

GIT

Maven

AI developer tools

Tools

Apache Camel

Job description

PortX, a leading AI-powered data and integration company for modern banking, is pursuing a Senior Software Engineer on Mercer Island, WA. You will develop for customer integration projects, build APIs and backend services, and drive secure, scalable components across payments environments.

You will design, test, and maintain high-quality solutions, apply AI tools to boost productivity, troubleshoot issues, and participate in architecture discussions.