Senior Full Stack Software Engineer (Java / React)
Senior Full Stack Software Engineer (Java / React)Position Details
Type: Contract to Hire
Industry: Leading Financial Firm
Location: Hybrid in Newark, NJ
Pay Rate: $65 - $70 per hour on W2
No C2CWhat You Will Do
Build applications using modern design patterns, architectural principles, and current industry coding standards
Develop high-quality, well-documented, and efficient code
Collaborate with product owners to define feature stories and with tech leads on technical design
Write unit tests, integration tests, and functional automation
Research and resolve issues identified by QA or product support
Coach team members and bring input on relevant and emerging technologies
Solve complex problems that require evaluating intangible variables
Work with Python, Java, JavaScript, React, and Spring BootRequired Qualifications
Bachelor's degree in Computer Science, Engineering, or related experience
6+ years of hands-on experience building enterprise-grade applications with modern Java and JavaScript ecosystems
Strong UI expertise building modern applications with React and JavaScript
Financial or Insurance industry experience
Experience with agentic frameworks and AI-driven development tools (Claude Code, GitHub Copilot, etc.)
Experience with Agile methodologies and Test-Driven Development (TDD)
Excellent problem-solving, communication, and collaboration skillsTechnical Skills (Advanced Experience in Several)
Languages: Java, Python, JavaScript, TypeScript; OOP, design patterns, distributed systems
Java Services: Spring, Maven, Microservices, multi-threading, concurrency, parallel processing
Frameworks: React, Spring Boot, Flask, Django, Node.js
Data Stores: PL/SQL, DB2, Oracle, Postgres, Redshift, NoSQL
Data Streaming: SQS, Kinesis, AWS MSK, EventBridge
APIs: REST, SOAP, JSON, XML, JDBC, SOA patterns
API Management: Kong, Apigee
Security: Secure coding, DevSecOps, JWT, SSL, SAML 2.0, OpenID Connect, OAuth 2.0
DevOps: GitHub, Bitbucket, Subversion, Jenkins
AWS: Core services across compute, storage, database, IAM, and analytics
Testing: Unit, interface, end-user, and automated testing
Accessibility awareness, monitoring, and loggingPreferred Qualifications
Domain Driven Design (DDD)
AWS cloud-native solution development
Architecture patterns, design, and critical thinking