Full Stack Java Developer - Treasury & Digital Banking Platforms

USEReady is looking for a Full Stack Java Developer who can work on a full‑time basis.

Location:

NJ (Hybrid)

Duration: FULL‑TIME

Tech Stack:
Java, Spring Boot, microservices, SQL, React, AWS

Design, develop, and support enterprise‑grade Treasury and Payments applications using modern cloud‑native technologies. Contribute to the full software development lifecycle, delivering scalable, secure, and high‑performing solutions while supporting production operations, platform modernization, and customer‑facing enhancements.

• 5–8 years of experience in software development with strong expertise in Java and Spring Boot.
• Hands‑on experience with microservices architecture and REST API development.
• Experience working with SQL databases such as Oracle, SQL Server, Postgre
  
  SQL, or MySQL.
• Knowledge of AWS services including EC2, RDS, S3, Lambda, ECS/EKS, and Cloud Watch.
• Experience with application monitoring and performance management tools such as App Dynamics.
• Strong understanding of software security, vulnerability remediation, and secure development practices.
• Experience with Git, Jenkins, Docker, Kubernetes, and CI/CD pipelines.
• Strong debugging, troubleshooting, and production support experience.
• Familiarity with Agile/Scrum development methodologies.

• Develop and maintain full‑stack applications using Java, Spring Boot, microservices, React.js, SQL, and AWS services.
• Design, develop, and enhance RESTful APIs and microservices supporting Treasury Services and payment processing platforms.
• Analyze and resolve production defects, ensuring application stability, reliability, and optimal performance.
• Develop and enhance payment templates, transaction workflows, and ISO‑based file import capabilities.
• Build and improve React‑based user interfaces, reusable components, widgets, and navigation frameworks to enhance user experience.
• Implement secure coding practices and support technology upgrades to address security vulnerabilities and compliance requirements.
• Design and optimize database structures, SQL queries, and data processing workflows.
• Support real‑time payment (RTP) applications by troubleshooting issues and implementing feature enhancements.
• Develop and enhance file upload, validation, and processing capabilities for treasury and payment systems.
• Implement application monitoring, alerting, and observability solutions using tools such as App Dynamics.
• Enhance operational reporting, dashboards, and analytics capabilities to improve business visibility and decision‑making.
• Collaborate with product owners, business analysts, QA teams, and architects to deliver high‑quality software solutions.
• Participate in code reviews, unit testing, integration testing, and deployment activities.
• Support CI/CD pipelines, cloud deployments, and Dev Ops best practices across development environments.
• Perform root cause analysis for incidents and implement preventive solutions to improve platform resilience.

• Experience in Treasury Management, Banking, Payments, or Financial Services domains.
• Knowledge of ISO 20022, payment file processing, and transaction management systems.
• Exposure to cloud‑native architectures and distributed systems.
• AWS Developer or Cloud certifications are a plus.
• Experience supporting customer‑facing enterprise platforms and mission‑critical applications.