Senior Backend Developer/Remote-6+ months Contract

Title: Senior Backend Developer
Location: Fully Remote (East Coast Hours)
Duration: 6+ months

We're looking for a Senior Backend Developer to join an Agile team responsible for a mission-critical web platform. You'll work on stabilizing and enhancing existing systems while driving modernization using Java and AWS. This role suits a pragmatic, hands-on engineer who enjoys owning backend systems end-to-end and shaping technical direction in a regulated environment.
What You'll Do

• Design, build, and maintain backend services using Java and Spring Boot
• Develop and evolve microservices and REST APIs
• Modernize legacy backend components while ensuring system stability
• Design and optimize PostgreSQL schemas and queries
• Integrate services with AWS (Lambda, S3, API Gateway, SQS, EventBridge, etc.)
• Apply event-driven and cloud-native patterns to improve scalability and resilience
• Write unit and integration tests and participate in code reviews
• Support production systems, debugging issues and improving observability
• Collaborate closely with Product, Frontend, QA, and DevOps teams in an Agile environment

What We're Looking For

• Strong experience with Java and Spring Boot
• Solid understanding of backend architecture, microservices, and design patterns
• Hands-on experience with AWS services
• Strong SQL skills and experience with PostgreSQL
• Experience working with legacy systems and incremental modernization
• Familiarity with CI/CD pipelines and containerized deployments
• Financial Services or Wealth Management experience is a plus
• Ownership mindset and strong problem-solving skills

Technology Stack

• Languages & Frameworks: Java 23, Spring Boot 3.x
• Architecture: Microservices, REST APIs, event-driven systems
• Database: PostgreSQL
• Cloud: AWS
• DevOps: Git, Gradle, Docker, CI/CD
• Observability: New Relic, Elasticsearch
• Productivity: GitHub Copilot