Java Lead/Architect-5

Realign Llc; New Castle (DE); On-site; USD 130,000 - 170,000; Full time

Job summary

Realign Llc is seeking a Java Lead/Architect to provide technical leadership across multiple locations, including New Castle, DE, Jersey City, NJ, and Tampa, FL.

You will drive solution architecture, design, and modernization efforts for enterprise-grade Java microservices ecosystems.

Qualifications

• Hands-on Java development with modern Spring stack.
• Experience with Spring Boot, Spring MVC and Spring Data.
• Strong background in microservices and API contracts.
• Kafka messaging experience is preferred.
• Familiarity with REST APIs, JSON and OpenAPI/Swagger.
• Experience with MongoDB data modeling and queries.
• Cloud/containers experience using OpenShift and AWS.

Responsibilities

• Solution Architecture & System Design.
• Architecture Review and Governance.
• Technology Roadmap Planning.
• Application Modernization Strategies.
• Technical Risk Assessment & Mitigation.
• POC Leadership and hands-on guidance.
• Lead technical design discussions and contribute to solution architecture.
• Implement RESTful APIs following enterprise standards.
• Develop and optimize SQL queries for transactional/reporting use cases.
• Design MongoDB schemas, indexes and queries.
• Ensure high availability, scalability, and performance of microservices.
• Collaborate with BAs, Architects, QA, and DevOps.
• Participate in code reviews, unit testing, and defect resolution.
• Support CI/CD pipelines, deployments, and production issues.
• Troubleshoot production issues and perform RCA.
• Mentor junior developers and provide technical leadership.

Skills

Java

Spring Boot

Microservices

Kafka

REST APIs

MongoDB

OpenShift

AWS

Tools

OpenShift

AWS

OpenAPI/Swagger

Job description

New Castle, Delaware 19720 Posted September 24th, 2026

Job Type: Full Time

Job Category: IT

Role - Java Lead/Architect Location – New Castle, DE / Jersey City, NJ / Tampa, FL
FTE

Job Description

Technical Leadership

• Solution Architecture & System Design


• Architecture Review and Governance


• Technology Roadmap Planning


• Application Modernization Strategies


• Technical Risk Assessment & Mitigation


• Proof of Concept (POC) Leadership

Core Development

• Java (8/11/17) – strong hands on experience


• Spring Boot, Spring MVC, Spring Data


• Microservices architecture (service decomposition, API contracts)


• REST APIs, JSON, OpenAPI / Swagger


• Kafka producer, consumer, partitioning


• MongoDb


• Openshift / AWS

Database & Data Layer

• MongoDB

Integration & Messaging

• Experience with Kafka (preferred)


• REST based integrations with upstream/downstream systems


• Design, develop, and maintain Java based microservices


• Lead technical design discussions and contribute to solution architecture.


• Implement RESTful APIs adhering to enterprise design standards


• Develop and optimize SQL queries (E3 level) for transactional and reporting use cases


• Design and manage MongoDB schemas, indexes, and queries


• Ensure high availability, scalability, and performance of microservices


• Apply exception handling, logging, monitoring, and resiliency patterns


• Build event-driven solutions using Kafka and messaging frameworks.


• Collaborate with Business Analysts, Architects, QA, and DevOps teams


• Participate in code reviews, unit testing, and defect resolution


• Support CI/CD pipelines, deployments, and production issues


• Troubleshoot production issues and perform root cause analysis (RCA).


• Mentor junior developers and provide technical leadership.


• Contribute to Agile ceremonies including sprint planning, estimation, and retrospectives.


• Follow secure co ding and compliance standards