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Java Backend Developer - W2 Contract

ConnectedX, Inc.Sunrise, FL🇺🇸United StatesPosted 6 Aug 2026

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

Role: Java Backend Developer

Location: Phoenix, AZ / Sunrise, FL - Onsite

Duration: Long-term - W2 Contract

Interview: Onsite

Need Consultants Local to Phoenix, AZ or Sunrise, FL

Job Description:

Looking for Jave backend engineer who thrives in fast-paced environments and possesses a strong passion for building scalable, secure, and high-performance applications. They should have exceptional problem-solving abilities, deep expertise in API and payment integrations, and the ability to collaborate effectively across cross-functional teams while delivering enterprise-grade solutions.

Required Qualifications

  • Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related field.
  • 5 7 years of hands-on backend development experience.
  • Strong proficiency in Java and object-oriented programming principles.
  • Hands-on experience with Kotlin development.
  • Experience developing services using Go (Golang).
  • Extensive experience building REST APIs and microservices architectures.
  • Strong experience with API Gateway technologies and API lifecycle management.
  • Proven experience integrating and supporting payment gateway platforms.
  • Strong understanding of distributed systems and scalable application design.
  • Experience working with relational and NoSQL databases.
  • Solid understanding of software design patterns and system architecture principles.
  • Experience with Git-based source control systems

Skills

Microservices
API Gateway
Git
Go
Java
Kotlin
Phoenix
REST

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