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Skills
Access Controlunmatched
Amazon Web Services (AWS)unmatched
Application Programming Interface (API)unmatched
Artificial Intelligence (AI)unmatched
Authenticationunmatched
Automationunmatched
Cachingunmatched
Cloud Applicationsunmatched
Code Reviewsunmatched
Computer Securityunmatched
Continuous Deployment/Deliveryunmatched
Continuous Integrationunmatched
Data Modelingunmatched
Database Designunmatched
Debugging Skillsunmatched
Dependency Injectionunmatched
Dockerunmatched
Documentationunmatched
Engineeringunmatched
Error Handlingunmatched
Gitunmatched
GitHubunmatched
GraphQLunmatched
Health Planunmatched
High Availabilityunmatched
Incident Responseunmatched
Information Technology Consultingunmatched
Javaunmatched
Machine Toolunmatched
Metricsunmatched
OAuthunmatched
Oracleunmatched
Paginationunmatched
Performance Tuning/Optimizationunmatched
PostgreSQLunmatched
Production Supportunmatched
Production Systemsunmatched
Query Optimizationunmatched
REST (Representational State Transfer)unmatched
React.jsunmatched
Refactoringunmatched
Requirements Managementunmatched
SQL (Structured Query Language)unmatched
Security Architectureunmatched
Security Attacksunmatched
Spring Frameworkunmatched
Standards Developmentunmatched
Technical Leadershipunmatched
Technical/Engineering Designunmatched
Test Automationunmatched
Testingunmatched
Threat Modelingunmatched
Unit Testunmatched
User Interface/Experience (UI/UX)unmatched
Vendor/Supplier Evaluationunmatched
Web Programmingunmatched
Description
Our client, a IT Services and Consulting company, is looking for a Java Fullstack Lead for their Jersey City, NJ location.
Responsibilities:
Leads end-to-end delivery of full stack solutions using React, Java Spring Boot, GraphQL/REST, and AWS-managed services, from design through production support.
Drives architecture and design reviews, defining service boundaries, API contracts, data models, and integration patterns.
Builds and maintains highly available and scalable services with strong operational excellence: reliability, performance, cost awareness, and maintainability.
Implements and governs authentication/authorization using OIDC/OAuth2, token validation, scopes/claims, and service-to-service security patterns.
Evaluates vendor and internal solutions (including architectural fit, security posture, scalability, and operability) and guides adoption decisions.
Partners with Product and UX to deliver outcomes; translates requirements into technical plans and milestones; proactively manages trade-offs.
Requirements:
Top skills required for this role: Java (Spring Boot), React, AWS, RestAPI, AI (Claude or Copilot), DevOps, Kafka
Minimum 12+ years applied full stack engineering experience delivering and operating production systems; experience as a senior/lead capacity (technical leadership, design ownership).
React expertise: modern React patterns, TypeScript, state management, component design systems, performance optimization, and responsive UI development.
Java Spring Boot expertise: building APIs, dependency injection, validation, error handling, and performance tuning.
GraphQL proficiency: schema design, resolvers, federation/composition patterns (where applicable), query performance (N+1 mitigation, caching), and API governance/versioning strategy.
REST proficiency: OpenAPI-style contract design, pagination/filtering, idempotency, backward compatibility, and consumer-driven API evolution.
OIDC/OAuth2: hands-on implementation with JWTs, refresh/access token flows, scopes/claims, secure session patterns, and least-privilege access control.
AWS experience (hands-on): designing, deploying, and operating cloud-native applications; strong understanding of IAM, networking basics, and operational tooling (logs/metrics/alarms).
Data layer expertise: AWS Aurora PostgreSQL: advanced SQL, indexing, query optimization, migrations, and transactional design.
AWS Neptune: gremlin, graph modeling, query patterns, and performance considerations for graph workloads.
CI/CD and quality: Strong Git practices, automated testing (unit/integration/contract/e2e), code quality gates, and release confidence practices (feature flags, progressive rollout where applicable).
AI-assisted engineering (MUST): Demonstrated proficiency using Claude Code and/or GitHub Copilot to accelerate development, debugging, refactoring, test generation, and documentation—while ensuring correctness, security, and maintainability (e.g., validating outputs, avoiding sensitive data leakage, and adhering to team standards).
Infrastructure as Code (Terraform/CloudFormation/CDK) and deployment automation patterns.
Containerization and orchestration experience (Docker, ECS/EKS) depending on platform direction.
ICONMA is a global information consulting management firm providing Professional Staffing Services and Project-Based Solutions for organizations in a broad range of industries.
Corporate Headquarters in Troy, Michigan; 20+ locations worldwide.
Certified Woman-Owned Business Enterprise (WBE); certified by Women’s Business Enterprise National Council, National Women Business Owners Corporation (NWBOC); and California Public Utilities Commission (CPUC).
Founded in 2000
2000+ Employees
The company was founded on the principle that success is derived from delivering high quality service and resources in the most responsive, flexible, and innovative way. ICONMA invests in people and resources with a single goal: To provide our customers with the highest quality service in the most responsive manner. Through its network of offices, ICONMA provides the resources to help clients maintain their competitive advantage.