Middleware Engineer

NuAxis LLC

United States

1 day ago

Apply on www.dice.com

Prepare application

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

5 years minimum

Working hours

Regular working hours

Job source

www.dice.com

Tech stack

Java (Programming Language) .NET Framework Application Programming Interfaces (APIs) Business Logic User Authentication Automation of Tests Business Process Execution Language Static Program Analysis Software Quality Databases Continuous Integration Middleware

+22 more

JSON OAuth OpenID Oracle Warehouse Builder Security Assertion Markup Language (SAML) Service Layer PL-SQL SQL Databases Management of Software Versions Workflow Management Systems Oracle Soa Data Logging Enterprise Software Applications Spring-boot Git AngularJS Integration Tests Information Technology Restful APIs Oracle Integration Devsecops Api Management

Job description

We are seeking a Middleware Engineer to design, implement, secure, and support the service layer connecting the Angular front end, legacy/external systems, and Oracle data tier. The role re-platforms legacy business logic into maintainable services, owns API implementation and integration behavior, and supports automated testing and DevSecOps delivery., Design and implement lightweight, maintainable services and APIs supporting efficient interaction between UI, business processes, external systems, and Oracle data.

Extract and re-platform appropriate legacy business logic into middleware/services while preserving functional behavior and auditability.

Implement validation, workflow orchestration, authorization checks, error handling, transaction boundaries, logging, and observability in the service layer.

Define and maintain API contracts, interface documentation, versioning, backward-compatibility expectations, and integration test support.

Collaborate with the Technical Lead and DBA to place business logic appropriately and optimize database interactions.

Implement automated unit and integration tests and support QA automation for APIs and end-to-end workflows.

Integrate middleware components into CI/CD pipelines, addressing code quality, static analysis, security, dependency, and test failures.

Troubleshoot production-like integration, performance, authentication, transaction, and data-consistency issues.

Support migration, release, rollback, configuration, and environment-readiness activities for middleware components. Core Technical Skills

Java/Spring Boot and/or .NET and/or Oracle SOA/BPEL/composites.

REST API architecture, JSON, integration patterns, workflow orchestration, and authentication/authorization.

Oracle integration, SQL awareness, transaction design, error handling, logging/observability.

Automated unit/integration testing, containers, Git, CI/CD, static analysis, and DevSecOps practices.

Requirements

Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent professional experience., 5+ years developing service-oriented or middleware solutions using Java/Spring Boot, .NET, Oracle SOA/BPEL/composites, or comparable enterprise technologies.

Strong REST API design/development skills including validation, error handling, versioning, security, and contract management.

Experience with workflow orchestration, business-process automation, and re-platforming legacy business logic.

Working knowledge of Oracle SQL/PLSQL sufficient to design efficient data interactions and collaborate with DBA staff.

Experience implementing or validating authentication/authorization mechanisms such as SAML, OAuth 2.0, OIDC, or equivalent.

Experience with unit/integration testing, CI/CD pipelines, static analysis, dependency scanning, and containerized delivery.

About the company

We know tech, but we love people. NuAxis is home to thinkers and feelers; engineers and artists. We work hard and support each other along the way. Teamwork is more than just a buzzword for us; it’s a state of mind.