Senior Java Developer

BBI; Chicago (IL); On-site; USD 103,000 - 143,000; Full time

Job summary

BBI in Chicago, IL, is hiring a Senior Java Developer to design, build, and maintain scalable Java applications. You will develop RESTful APIs and microservices, leverage Spring Boot and Cloud, and work on cloud-native solutions across AWS, GCP, or Azure.

The role requires strong Java core, concurrency, memory management, and experience with Docker/Kubernetes, CI/CD, and testing frameworks. You will mentor juniors and contribute to architecture in a fast-paced, collaborative environment.

Qualifications

• Strong experience with Core Java and modern concurrency/memory management.
• Hands-on with Spring Boot, Spring Cloud, and Hibernate/JPA.
• Expertise in microservices, REST APIs, and event-driven systems.
• Strong SQL skills with MySQL and PostgreSQL.
• Experience with Docker, Kubernetes, and container orchestration.
• Knowledge of CI/CD, DevOps, and cloud platforms (GCP/AWS/Azure).
• Proficiency with Maven or Gradle and testing (JUnit/Mockito).
• Nice-to-have Spark and cloud analytics experience.

Responsibilities

• Design, develop, and maintain scalable, high-performance Java applications.
• Build and support RESTful APIs and microservices solutions.
• Develop cloud-native apps using GCP, AWS, or Azure services.
• Implement event-driven architectures and distributed systems with teams.
• Optimize performance, concurrency, and memory usage.
• Create and maintain CI/CD pipelines and automated deployments.
• Promote code quality via unit tests, code reviews, and best practices.
• Mentor junior developers and foster engineering excellence across teams.
• Contribute to architectural decisions on complex projects.

Skills

Core Java

Concurrency

Multithreading

Memory management

Spring Boot

Spring Cloud

Hibernate/JPA

Microservices

REST APIs

Event-driven systems

SQL

MySQL

PostgreSQL

Docker

Kubernetes

CI/CD

DevOps

GCP

AWS

Azure

Maven

Gradle

JUnit

Mockito

Spark

Tools

Docker

Kubernetes

Maven

Gradle

JUnit

Mockito

Job description

Salary: $103,000 - 143,000 per year

Requirements

• Strong experience with Core Java (JDK 8 or later), including concurrency, multithreading, and memory management
• Hands-on experience with Spring Boot, Spring Cloud, and Hibernate/JPA
• Expertise in microservices architecture, REST APIs, and design patterns
• Experience developing event-driven systems
• Strong SQL skills with databases such as MySQL and PostgreSQL
• Experience with Docker, Kubernetes, and container orchestration
• Knowledge of CI/CD pipelines and DevOps practices
• Experience with cloud platforms such as GCP, AWS, or Azure
• Proficiency with Maven or Gradle
• Experience with testing frameworks such as JUnit and Mockito
• Preferred: experience with Apache Spark and large-scale data processing
• Preferred: familiarity with distributed computing and cloud-based analytics solutions
• Preferred: experience in agile software development environments
• Preferred: knowledge of security, scalability, and performance optimization practices
• Excellent communication and stakeholder management skills
• Strong leadership and mentoring capabilities
• Commitment to code quality, sound development practices, and continuous improvement
• Ability to collaborate in a fast-paced environment

Responsibilities

• Design, develop, and maintain scalable, high-performance Java applications
• Build and support RESTful APIs and microservices solutions
• Develop cloud-native applications using GCP, AWS, or Azure services
• Implement event-driven architectures and distributed systemsWork with architects, product owners, and engineering teams to deliver high-quality solutions
• Optimize application performance, concurrency handling, and memory utilization
• Create and maintain CI/CD pipelines and automate deployments
• Promote code quality through unit testing, code reviews, and development best practices
• Mentor junior developers and foster engineering excellence across teams
• Contribute to architectural decisions on complex projects

Technologies

• AWS
• Azure
• CI/CD
• Cloud
• DevOps
• Docker
• GCP
• Gradle
• Hibernate
• Support
• JPA
• JUnit
• Java
• Kubernetes
• Maven
• MySQL
• PostgreSQL
• REST
• SQL
• Security
• Spark
• Spring
• Spring Boot
• microservices

More

We are hiring a full-time Senior Java Developer (Java, Spark, GCP) for opportunities based in Chicago, Illinois; Texas; or Atlanta, Georgia. Our work focuses on scalable enterprise applications, cloud-native development, and distributed systems. We offer the opportunity to contribute to innovative, large-scale applications, gain exposure to modern cloud technologies and microservices, and influence architecture and engineering practices in a collaborative, technology-driven environment.

last updated 41 week of 2026