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Backend Java Developer - AWS Serverless

3B Staffing LLC, Moline, IL, United States


Backend Java Developer - AWS Serverless

Job Summary

We are seeking a

Backend Java Developer

with strong

Core Java fundamentals

and hands-on experience building

cloud-native, serverless applications on AWS . The ideal candidate must be

strong in REST API design and communication protocols

and have practical experience with

AWS Lambda, messaging, streaming, and containerized services .

Key Responsibilities
Design, develop, and maintain

backend services using Core Java
Build and expose

RESTful APIs

with strong understanding of HTTP methods, status codes, and request/response models
Develop

serverless applications using AWS Lambda
Implement event-driven solutions using

AWS SQS and Kinesis Streams
Design and integrate data storage using

Amazon DynamoDB
Work with

Amazon ECS

for containerized backend services
Provision and manage infrastructure using

AWS CloudFormation
Ensure secure, scalable, and high-performance backend services
Perform code reviews, unit testing, and troubleshooting
Required Skills & Qualifications

Strong hands-on experience with

Core Java
Strong expertise in REST API design and protocols
Solid hands-on experience with

AWS services , including:

AWS Lambda
Amazon SQS
Amazon DynamoDB
Amazon ECS
Kinesis Streams

Experience using

AWS CloudFormation

for infrastructure as code
Experience building

event-driven and microservices-based architectures
Working knowledge of

Spring Boot / Spring Framework
Experience with

CI/CD pipelines
Familiarity with logging and monitoring tools (e.g., CloudWatch, App Insights)
Experience Level

10+ years

of backend development experience with

3+ years

of hands-on experience working with AWS cloud services