Developer Java/Web - Senior

About us:

Lumen Solutions Group Inc., a dynamic small and minority-owned, Disadvantaged Business Enterprise headquartered in Florida, USA. As a leading consulting services and solutions provider, we focus on IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, Enterprise Transformation for our clients. Our client base includes Fortune 500, Government, non-profit and emerging growth companies.

Position Title:- Developer Java/Web - Senior

Skill Set:-

Analysis and Design Support - Participate in client discussions to support technical analysis of business requirements and priorities.

Perform the analysis, design, documentation, implementation, and maintenance of large/complex IT solutions projects related to passenger rail transportation systems.

Conduct detailed business analysis to architect & design IT solutions that meet functional and technical requirements.

Document and deliver sizing, external design, detail design, and other documents as required by the project.

Application Development - Design, develop, test, and implement business-critical applications.

Developing and implementing cloud-native, enterprise-level services focusing on high availability and performance.

Develop and maintain technical documentation.

Provide support, problem analysis, and resolution.

Production Support may be required to monitor and resolve production problems for the assigned applications or systems when needed.

Testing Support - Experience with Test-Driven Development, creating use-case scenarios and unit test cases using Junit, Mockito, and PowerMock frameworks.

Work with Product Owner and Test Engineer to create, develop, and execute test plans/test cases. Isolate and correct identified defects.

5+ years of relevant work experience.

Excellent communication skills.

Strong back-end development experience with Java, Spring & Spring Boot ecosystem including REST and SOAP-based APIs.

Strong experience developing a Data Access Layer (DAO) to interface applications with relational databases using Spring Data JPA, SQL, and Hibernate.

Experience with Gradle and Maven technologies for build process automation.

Experience delivering applications using Git in a Continuous Integration and Continuous Delivery (CI/CD) model (Atlassian BitBucket and JIRA experience a plus).

Experience with Test Driven Development, creating use-case scenarios and unit test cases using Junit, Mockito, and PowerMock frameworks.

Experience in messaging patterns, platforms, and developing event-driven applications is a plus.

Must be a strong analytical thinker with the ability to troubleshoot and resolve intricate and detailed issues.

Ability to work well under deadlines in an agile delivery environment.

Solid experience working within the Scaled Agile Framework delivery model (SAFe 6.x).

Experience with Behavior Driven Development using Cucumber and Cypress testing frameworks.

Experience designing and developing services per the Twelve-Factor Application Methodology.

Hands-on cloud-native design, development, and delivery experience with AWS technologies including EC2, S3, Lambda, Fargate, SQS, SNS, API Gateway, RDS/Aurora, Data Pipeline, CloudWatch, CodeCommit, CodePipeline, CodeDeploy, and CDK or CloudFormation.

Knowledge of application security vulnerabilities and how to address them.

Lumen and / or its clients will not provide equipment (Laptop, monitor, etc.) to the selected contractor. The contractor must have their own equipment. Access to a virtual desktop set up (software) will be provided by Lumen s client, allowing the user access to the required systems and technology.

Lumen Solutions Group Inc. is an Equal Opportunity Employer and does not discriminate in employment on the basis of Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.