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Sr Java Developer

Infodyne SolutionsChicago, IL🇺🇸United StatesPosted 14 Sept 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Chicago, IL, United States
Posted
19 hours ago
DynamoDBMicroservicesMongoDBMySQLOracleAWSSeleniumTDDAgileAzureBDDCassandraCloudFormationCucumberGoogle CloudJavaJenkinsPostmanRedis

Job Description

Job Details:

Position: Sr Java Developer Location: Chicago, IL (Hybrid - 2 3 days/week) Type: Contract (W2, 1099)

Job Overview:
We are seeking experienced Sr Java Developer with strong expertise in AWS cloud technologies to join our engineering team. These roles report to the Software Engineering Manager and involve contributing to new program development and maintaining existing mobile, web, cloud, and server systems. Candidates must be comfortable working in a collaborative Agile environment and capable of handling complex programming assignments independently.

Required Qualifications:
Java Development: 8-10 years designing and developing software applications in Java.
AWS Expertise (3+ years): CloudFormation templates, ECS clusters, Lambda, Fargate, ElasticSearch, S3, IAM roles/policies.
Cloud Technologies: AWS, Azure, or Google Cloud Platform designing, deploying, and maintaining applications at scale.
Databases: Relational (MySQL, Oracle) and NoSQL (DynamoDB, MongoDB, Cassandra, Redis, ElasticSearch).
Architectural Patterns: MVC, Microservices, Event-driven systems.
CI/CD Tools: Jenkins, Azure DevOps.
Messaging/Streaming: AWS SQS, SNS, Kinesis.
API Development: RESTful APIs, Swagger, Postman, Assertible.
Testing: TDD/BDD, Selenium, Cucumber, CI/CD pipeline integration.
Strong knowledge of data structures and algorithms.

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