Sr Java Backend Engineer (Node.js) at Boston, MA/Atlanta/CT/ NY (Onsite)

Role : Sr Java Backend Engineer (Node.js)

Location: CT, NY or Atlanta? Boston, MA location is preferred but other locations can be considered

Type: Contract

• We're very open to hire people with 70% backend-leaning people and 30% frontend; backend is where we are lacking
• NodeJS services engineers are very welcome
• In backend, NodeJS with persistence layer integration is a primary requirement.

Must-Have Requirements

• Need 12+ Exprience in IT Field
• Extensive experience designing, developing, and maintaining scalable server-side applications using Java (Spring Boot) and frontend applications using modern frameworks.
• Enterprise Frameworks: Proven expertise with production-ready frameworks and libraries commonly used in large organizations, including advanced state management patterns.
• Cloud Architecture: Experience building, deploying, and managing cloud-native applications on platforms such as Azure or AWS.
• Security Protocols: Understanding of the best security practices, including OAuth2, JWT, SSO, MTLS, WAF, and identity/session management.
• DevOps & CI/CD: Hands-on experience with CI/CD pipelines and tools (Azure DevOps, Jenkins, Docker, Kubernetes).
• Database Skills: Strong proficiency in SQL (PostgreSQL, including BLOB types, SQL Server, MySQL) and NoSQL (MongoDB, Redis) databases.
• Performance Optimization: Demonstrated ability to tune and optimize application performance in distributed cloud environments; familiarity with monitoring tools (e.g., NewRelic, Dynatrace).
• Caching & Resilience: Advanced knowledge of caching patterns (e.g., cache hydration, distributed caching) and fault tolerance/resilience patterns (e.g., Hystrix, circuit breakers).
• Collaboration: Proven track record of working with cross-functional teams (infrastructure, security, product, architects, DevOps, QA).
• Mentorship: Experience leading code reviews, technical mentorship, and team knowledge sharing. Should-Have Requirements
• API Design: Experience architecting and building RESTful and GraphQL APIs, ensuring security, performance, and efficiency.
• Event-Driven Systems: Ability to design and implement event-driven and distributed systems for large-scale data processing and real-time workflows.
• ETL & Data Modeling: Experience writing and optimizing SQL queries and ETL pipelines for analyst