Job Description

Job Description

Full Stack / Backend Developer (Backend-Focused)

Location: Newark, NJ area

Employment Type: Contract-to-Hire (W2)

Requirements:

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• Experience with Python, Java, and JavaScript; working in distributed systems, object-oriented programming, design patterns, and design methodology
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• Experience with Java services using Spring CLI, Maven, Microservices, multi-threading, concurrency, and parallel processing
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• Frameworks: Spring Boot, Node.js (Full/MEAN/MERN stack)
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• Data Store: Non-relational and relational data structures; MongoDB; BPM tools
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• Data Streaming: SQS, Kinesis
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• Ability to work effectively in cross-functional teams and with business partners to develop high-quality applications
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• Hands-on experience with AWS cloud services and cloud-native application development
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• Recent experience building enterprise GenAI solutions, including AI agents, chatbots, or RAG applications
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• Experience with AWS Bedrock or other enterprise LLM platforms
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• 5+ years of relevant experience with Java-related technologies on Unix or Linux
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• 5+ years of relevant experience with backend technologies including JBoss, Spring Boot, REST
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• 3+ years of relevant experience with client-side technologies including React, JavaScript, JSON, REST
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Knowledge/Understanding of:

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• Application Programming Interfaces (APIs): consumption and development; implementing service-oriented architecture (SOA) patterns; web service technologies such as APIs, REST, JSON, JDBC
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• Experience with AWS AgentCore
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• Unit, interface, and end-user testing concepts and tooling (functional and non-functional)
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• Automated testing, agile development methodologies, and Test-Driven Development (TDD)
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• Accessibility awareness
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• Software security skills including secure coding, web application security, and DevSecOps; solid grasp of security concepts (authentication, authorization, encryption, digital signature, JWT, SSL, web service proxies, firewall, SAML 2.0, OpenID Connect, OAuth 2.0)
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• DevOps tools and practices: branching techniques and usage of GitHub, Bitbucket, or Subversion; DevOps, Jenkins
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• Software Development Life Cycle (SDLC): monitoring and logging techniques
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• AWS core services such as CloudWatch and CodeDeploy
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