Senior Java Backend Developer

Insight Global (United States); Greenwood Village (CO); Presencial; USD 79.000 - 85.000; Jornada completa

Descripción de la vacante

Insight Global is seeking a Senior Java Backend Developer to support enterprise-scale API Gateway and Identity Access Management (IAM) initiatives. The ideal candidate is a hands-on, self-driven developer with strong Java backend experience, expertise in authentication and authorization, and the ability to work independently in complex environments.

This individual will focus on building scalable backend services, modernizing existing applications, reducing technical debt, and leveraging

Formación

• 5+ years of professional Java backend development experience.
• Strong hands-on experience with Java, Spring Boot, REST APIs, and microservices.
• Experience with authentication and authorization technologies.
• Knowledge of OAuth 2.0, OIDC, JWT, SAML, or similar security protocols.
• Strong understanding of API Gateway architectures and security controls.
• Experience with distributed systems and cloud-native applications.
• Strong troubleshooting, debugging, and code refactoring skills.
• Ability to work independently and quickly ramp up in complex technical environments.

Responsabilidades

• Design, develop, and maintain secure, scalable Java backend services and RESTful APIs.
• Build and enhance authentication, authorization, and API Gateway integrations.
• Develop microservices using Java and Spring Boot.
• Modernize legacy applications, refactor code, and reduce technical debt.
• Troubleshoot complex production issues and drive root cause resolution.
• Collaborate with architecture, security, and engineering teams to implement best practices.
• Leverage AI-assisted development tools to improve code quality, testing, and productivity.
• Take ownership of development deliverables in a fast-paced environment.

Conocimientos

Java

Spring Boot

REST APIs

Microservices

OAuth 2.0

OIDC

JWT

SAML

API Gateway

CI/CD

DevSecOps

Distributed systems

Cloud-native

Okta

Herramientas

Apigee

Kong

AWS API Gateway

MuleSoft

GitHub Copilot

Cursor AI

Kiro AI

Amazon Q

Descripción del empleo

Job Description

Insight Global is seeking a Senior Java Backend Developer to support enterprise-scale API Gateway and Identity Access Management (IAM) initiatives.

The ideal candidate is a hands-on, self-driven developer with strong Java backend experience, expertise in authentication and authorization, and the ability to work independently in complex environments. This individual will focus on building scalable backend services, modernizing existing applications, reducing technical debt, and leveraging AI-assisted development tools to improve efficiency.

Key Responsibilities

• Design, develop, and maintain secure, scalable Java backend services and RESTful APIs.
• Build and enhance authentication, authorization, and API Gateway integrations.
• Develop microservices using Java and Spring Boot.
• Modernize legacy applications, refactor code, and reduce technical debt.
• Troubleshoot complex production issues and drive root cause resolution.
• Collaborate with architecture, security, and engineering teams to implement best practices.
• Leverage AI-assisted development tools to improve code quality, testing, and productivity.
• Take ownership of development deliverables in a fast-paced environment.

This is 4 days a week onsite in Denver Tech Center. This is offering 57-62/hr depending on YOE.

Skills and Requirements

• 5+ years of professional Java backend development experience.
• Strong hands-on experience with Java, Spring Boot, REST APIs, and microservices.
• Experience with authentication and authorization technologies.
• Knowledge of OAuth 2.0, OIDC, JWT, SAML, or similar security protocols.
• Strong understanding of API Gateway architectures and security controls.
• Experience with distributed systems and cloud-native applications.
• Strong troubleshooting, debugging, and code refactoring skills.
• Ability to work independently and quickly ramp up in complex technical environments.
• Experience with API Gateway platforms such as Apigee, Kong, AWS API Gateway, or MuleSoft.
• Familiarity with identity management platforms such as Okta, Ping Identity, ForgeRock, or Auth0.
• Experience with AI development tools such as GitHub Copilot, Cursor, Kiro AI, or Amazon Q.
• Experience with CI/CD pipelines, automated testing, and DevSecOps.
• Background supporting high-volume enterprise applications.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to [e-mail].