Senior Java Microservices Engineer - Cloud & OpenShift

Northern Base; New Castle (DE); On-site; USD 140,000 - 170,000; Full time

Job summary

Northern Base is seeking a Senior Java Developer to design and implement enterprise-grade microservices in a production environment. The role is onsite in New Castle, DE; Jersey City, NJ; and Tampa, FL, and requires deep expertise in Java, Spring, Kafka, OpenShift, and cloud patterns.

Ideal candidates have 8–14 years of hands-on experience with microservices, RESTful APIs, data modeling in MongoDB, and strong focus on performance, resiliency, and secure coding practices.

Qualifications

• 8–14 years of enterprise Java microservices development.
• Experience with Kafka-based messaging and event-driven architectures.
• Strong RESTful API design and OpenAPI/Swagger.
• Hands-on with OpenShift and AWS.
• Experience in high availability and performance engineering.
• Bachelor's degree required.

Skills

Core Java

Spring Boot

Spring MVC

Microservices

API Contracts

RESTful APIs

JSON/OpenAPI

Apache Kafka

Kafka Messaging

Event-Driven Architecture

MongoDB

MongoDB Modeling

Indexing & Aggregation

CRUD & Performance

Secure Coding

CI/CD

Production Support

Code Reviews

Unit Testing

Technical Leadership

Education

Bachelor's Degree in Computer Science or related field

Tools

OpenShift

AWS

Swagger

MongoDB

CI/CD

REST API

Job description

Northern Base is seeking a Senior Java Developer to design and implement enterprise-grade microservices in a production environment. The role is onsite in New Castle, DE; Jersey City, NJ; and Tampa, FL, and requires deep expertise in Java, Spring, Kafka, OpenShift, and cloud patterns.

Ideal candidates have 8–14 years of hands-on experience with microservices, RESTful APIs, data modeling in MongoDB, and strong focus on performance, resiliency, and secure coding practices.