Java Backend Developer – Kotlin Specialist (Onsite Phoenix)

Tech Mirrors; Phoenix (AZ); On-site; USD 68,880 - 71,635; Full time

Job summary

Tech Mirrors in Phoenix, AZ is seeking a Java Backend Developer (hands-on in Kotlin) for a long‑term contract. The role is onsite in Phoenix and offers an hourly rate of $50-52 on a C2C basis.

You will design, develop, and maintain high‑performance backend services, collaborate with cross‑functional teams to define API contracts, optimize for scalability, and guide code quality and deployment automation. 5-6 years of experience required.

Qualifications

• 5-6 years of backend development experience.
• Strong knowledge of Java/J2EE and Kotlin.
• Experience building RESTful APIs and web services.
• Familiarity with JSON, data structures, and relational databases.
• Experience with distributed multi‑tier systems and SQL/NoSQL databases.
• Hands-on experience with code quality, version control, and CI/CD.

Responsibilities

• Design, develop, and maintain high‑performance backend services and APIs.
• Collaborate with cross‑functional teams to gather requirements and architect solutions.
• Optimize backend systems for performance, scalability and reliability.
• Implement best practices for code quality, testing, and deployment automation.
• Conduct code reviews and mentor junior engineers.
• Troubleshoot production issues and perform root cause analysis.
• Stay updated on new tools and cloud deployment trends.
• Work with DevOps to deploy backend services in cloud environments (AWS/Azure/Google Cloud).
• Collaborate with frontend teams to define API contracts and ensure seamless integration.

Skills

Java/J2EE

Spring Boot

Kotlin

RESTful APIs

Web Services

Distributed systems

SQL/NoSQL

Git and CI/CD

Testing: Selenium

Agile tools

Tools

Jenkins

Nexus

Maven

GIT

JIRA

REST Assured

Cucumber

Selenium

Job description

Tech Mirrors in Phoenix, AZ is seeking a Java Backend Developer (hands-on in Kotlin) for a long‑term contract. The role is onsite in Phoenix and offers an hourly rate of $50-52 on a C2C basis.

You will design, develop, and maintain high‑performance backend services, collaborate with cross‑functional teams to define API contracts, optimize for scalability, and guide code quality and deployment automation. 5-6 years of experience required.