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Sr. Java Developer (E-Commerce expertise)

Company:
S3
Location:
Bolingbrook, IL
Posted:
May 13, 2025
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Description:

STRATEGIC STAFFING SOLUTIONS (S3) HAS AN OPENING!

Title: Sr. Java Developer - E-Commerce expertise

Location: Bolingbrook, IL (Local preferred)

Duration: 12+ Months

Role Type: W2 contract engagement

CORE JOB RESPONSIBILITIES:

Designs and implements web applications in a service-oriented architecture that is event-driven, highly scalable, secured, and exposed as Rest API on the Google Cloud platform.

Lead a team of developers, ensuring best coding practices while maintaining code quality, supporting QA and production go-live.

Investigate complex issues, implement fixes, and perform performance tuning.

Proposes design solutions, conducts proof of concepts, estimates development effort, and writes code according to solution design in a dynamic and fast–paced work environment.

REQUIREMENTS FOR CONSIDERATION:

Must-have

10+ years of experience in software development with broad experience in designing, programming, and implementing large information systems, with specific expertise in Java/JEE v8 and above, Java streams, reactive programming, and web technology with functional programming.

Demonstrated expertise in developing enterprise-scale, Microservices-based, headless REST APIs and implementing event-driven architectures working with message streams.

Experience leading highly technical teams in agile and iterative models.

Expert-level knowledge of the Java Stack: Maven/Gradle, Spring Boot, Spring. Strong understanding of application development, web services, open-source frameworks, service-oriented architecture (SOA), object-oriented design and analysis, design patterns, and best practices.

Familiarity with Junit, SonarQube, Swagger/OAS 3.0, monitoring tools such as DynaTrace, NewRelic, MAT or JProfiler, mocking frameworks such as Mockito, EasyMock or PowerMock, message streaming platforms such as Kafka.

Experience with NoSQL databases such as MongoDB or similar platforms.

Experience with cloud platforms such as GCP or other cloud providers.

Working knowledge of GIT / Bitbucket repository or any similar version repository experience

Working Knowledge of Prisma vulnerabilities.

Passion for learning new technologies and eagerness to collaborate with other creative minds.

E-Commerce domain expertise.

Good written and verbal communication skills.

Nice-to-have

Experience with GraphQL (Apollo Graph), GKE, Redis, Amplience CMS, Commercetools, XC-Commerce.

Knowledge of React JS, NodeJS, CSS, CI/CD pipeline.

Solution architect or similar experience.

*Beware of scams. S3 never asks for money during its onboarding process

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