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Sr Java Developer

Infodyne SolutionsChicago, IL🇺🇸United StatesPosted 28 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

Job Details:

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

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: 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.

Skills

DynamoDB
Microservices
MongoDB
MySQL
Oracle
AWS
Selenium
TDD
Agile
Azure
BDD
Cassandra
CloudFormation
Cucumber
Google Cloud
Java
Jenkins
Postman
Redis

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