HIRING: Lead Java Full Stack Developer
Location: New York (Onsite)
We are looking for an experienced, hands-on Lead Java Full Stack Developer to design, build, and scale enterprise-grade, API-first platforms using modern Java technologies, AWS cloud services, and AI-driven solutions.
Key Responsibilities & Technical Requirements:
✅ 12+ years of professional software engineering experience.
✅ Strong expertise in Java 11/17/21, Spring Boot, REST APIs, JSON, and OpenAPI.
✅ Extensive experience designing and developing Microservices and API integrations.
✅ Strong frontend development experience with ReactJS, TypeScript, JavaScript, Node.js, and WebSockets.
✅ Hands-on experience with event-driven architecture and messaging platforms such as Kafka, AWS SNS, and SQS.
✅ Strong AWS cloud-native architecture and development experience.
✅ Experience with Agentic AI, LLMs/SLMs, MCP, RAG, and AI orchestration frameworks.
✅ Experience with Docker, Kubernetes, ECS/EKS, and serverless computing.
✅ Strong understanding of CI/CD pipelines, Jenkins, Spinnaker, Terraform, and automated deployments.
✅ Experience with SQL and NoSQL databases, including PostgreSQL, MySQL, Aurora, DynamoDB, and DocumentDB.
Additional Skills:
API versioning, schema evolution, contract testing (Pact/WireMock).
Production monitoring and observability using Splunk, Dynatrace, Grafana, and CloudWatch.
Performance tuning, JVM optimization, and application scalability.
Security practices including IAM, KMS, WAF, OAuth, and secrets management.
AI-assisted coding tools such as GitHub Copilot and Claude.
Python experience for AI/LLM engineering is a plus.
What We Are Looking For:
Strong technical leadership and architectural skills.
Ability to independently design and deliver scalable enterprise solutions.
Excellent communication and stakeholder management skills.
Experience mentoring developers and collaborating with cross-functional teams.
Ability to translate business requirements into secure, scalable technical solutions.
Location: New York (Onsite)
We are looking for an experienced, hands-on Lead Java Full Stack Developer to design, build, and scale enterprise-grade, API-first platforms using modern Java technologies, AWS cloud services, and AI-driven solutions.
Key Responsibilities & Technical Requirements:
✅ 12+ years of professional software engineering experience.
✅ Strong expertise in Java 11/17/21, Spring Boot, REST APIs, JSON, and OpenAPI.
✅ Extensive experience designing and developing Microservices and API integrations.
✅ Strong frontend development experience with ReactJS, TypeScript, JavaScript, Node.js, and WebSockets.
✅ Hands-on experience with event-driven architecture and messaging platforms such as Kafka, AWS SNS, and SQS.
✅ Strong AWS cloud-native architecture and development experience.
✅ Experience with Agentic AI, LLMs/SLMs, MCP, RAG, and AI orchestration frameworks.
✅ Experience with Docker, Kubernetes, ECS/EKS, and serverless computing.
✅ Strong understanding of CI/CD pipelines, Jenkins, Spinnaker, Terraform, and automated deployments.
✅ Experience with SQL and NoSQL databases, including PostgreSQL, MySQL, Aurora, DynamoDB, and DocumentDB.
Additional Skills:
API versioning, schema evolution, contract testing (Pact/WireMock).
Production monitoring and observability using Splunk, Dynatrace, Grafana, and CloudWatch.
Performance tuning, JVM optimization, and application scalability.
Security practices including IAM, KMS, WAF, OAuth, and secrets management.
AI-assisted coding tools such as GitHub Copilot and Claude.
Python experience for AI/LLM engineering is a plus.
What We Are Looking For:
Strong technical leadership and architectural skills.
Ability to independently design and deliver scalable enterprise solutions.
Excellent communication and stakeholder management skills.
Experience mentoring developers and collaborating with cross-functional teams.
Ability to translate business requirements into secure, scalable technical solutions.
Compensation: $50.00 - $50.00 per hour
WELCOME TO IPOLARITY LLC
IPolarity LLC. is a Professional Services firm composed of highly trained professionals with a wide range of experience in various industries. We provide our clients in key industry verticals with focused expertise in IT Solution, Application Development, Application Maintenance, Testing services and Systems Integration. IPolarity LLC integrates expert industry knowledge, process and technology frameworks, strong partnerships, and a reliable work force to provide strategic solutions that generate sustainable results. We are able to leverage our expertise via a flexible delivery model, which includes onsite and offsite resources.
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