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3D Technologies LLC Logo
Lead Java Backend Engineer

3D Technologies LLC

 

Chicago, IL, USA

Posted On: Just posted
Experience: 10+ years
Availability: Onsite
Openings: 1
Category: Lead Java Backend Engineer
Tenure: Contract - Corp-to-Corp
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Description

10+ years of software engineering experience, including extensive hands-on Java backend development.
Java 17+ (Java 21 preferred) and strong Spring Boot experience.
Extensive experience designing and developing RESTful APIs and microservices.
Strong AWS/cloud experience, including deploying and supporting production applications.
Proven technical leadership experience involving architecture decisions, design reviews, code reviews, and mentoring engineers.
Strong API design and integration experience; Apigee/API Gateway experience highly preferred.
Experience with automated testing, CI/CD pipelines, and end-to-end software delivery.
Must be able to work onsite in Chicago Mondays and Wednesdays.

Highly Preferred Technical Experience:

API Management: Apigee, OpenAPI/Swagger, API-first architecture.
Security: OAuth 2.0, JWT, service-to-service authentication.
Event-Driven Architecture: Kafka, AWS SQS/SNS/Kinesis, RabbitMQ, or similar.
Databases: PostgreSQL, Oracle, MongoDB, DynamoDB, or similar SQL/NoSQL databases.
CI/CD: Jenkins, Azure DevOps, GoCD.
Testing: JUnit, Mockito, integration and performance testing.
Additional: Redis, Elasticsearch, GitHub Copilot/Cursor, Agile/Scrum.

Candidate Screening Guidelines:

Prioritize candidates who have:

Recent hands-on Java/Spring Boot development experience, not just architecture oversight.
Experience functioning as a technical lead on enterprise backend/API projects.
Strong AWS and microservices architecture experience.
Stable work history with reasonable tenure

Education

Bachelor's degree

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