Sr. Java Developer

Acestack; Cleveland (OH); On-site; USD 110,000 - 170,000; Full time

Job summary

Acestack is seeking a Sr. Java Developer to join our Cleveland, Ohio area team. The candidate will work onsite at preferred locations in Cleveland or other listed sites, delivering robust backend services and scalable microservices architectures.

The role emphasizes Spring Boot, Kafka, Docker/Kubernetes, REST APIs, cloud familiarity, and secure API design. Ideal for senior developers who can lead design and code reviews across on-site teams.

Qualifications

• Strong hands-on experience in Java 8+ primary backend development.
• Expertise with Spring Boot and Microservices architecture.
• Experience with Kafka stream processing.
• Hands-on with Apache Camel and OpenAPI for integrations.
• Strong RESTful API design and documentation.
• Experience with API Gateway and security (JWT, OAuth).
• Knowledge of Google Cloud Platform services.
• Hands-on with Docker and Kubernetes for deployment.
• Solid Git and CI/CD pipeline experience.
• Strong SQL database knowledge.

Skills

Java 8+

Spring Boot

Microservices

Kafka

Camel/OpenAPI

REST APIs

API Gateway/JWT-OAuth

Google Cloud

Docker/Kubernetes

Git/CI-CD

SQL Databases

Tools

Docker

Kubernetes

Git

CI/CD Tools

Job description

Role: Sr. Java Developer

Location: Cleveland, OH (preferrable)| Buffalo, NY| Albany, NY| Columbus, OH (Onsite)

Fulltime Permanent

Job Description

Skill: Sr. Java Developer

Required Skills:

• Strong hands-on experience in (Java 8+)
• Expertise in Spring Boot and Microservices
• Experience with Apache Kafka
• Hands on experience with Apache Camel and OpenAPI
• Strong understanding on RESTful services and API design
• Experience with API Gateway and security (JWT, OAuth)
• Knowledge in Google Cloud Platform
• Experience with Docker and Kubernetes
• Good Experience in Git and CI/CD pipelines
• Strong knowledge in of SQL databases.

Preferred Skills:

• Exposure to Redis or caching strategies
• Experience with monitoring/logging tools (Kibana, Splunk, ELK, Dynatrace, etc)
• Knowledge of distributed system
• Knowledge of Commercial Banking (ACH, Wires, lockbox, loans, line of credit, etc)

Good to Have:

• Experience working with legacy system modernization
• Prior experience in Vendor integrations
• Experience working with Back base Integration