Java Backend (Groovy) – Software Engineer | Fully Remote | 6-Month Contract-to-Hire

Filled
February 20, 2026
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Job Description

Role: Software Engineer (Backend – Java/Groovy)
Location: Remote (USA or Puerto Rico)
Engagement: 6-Month Contract-to-Hire

Job Description

This role is for a backend-focused software engineer to design, develop, and scale modern enterprise systems supporting ESS initiatives. You will operate as a hands-on developer and technical leader, contributing to architecture, coding, and mentoring.

Key Responsibilities

  • Lead end-to-end design, development, testing, and integration of backend applications and services.
  • Design and build high-performance APIs, data solutions, and event-driven services.
  • Participate in solution design discussions and contribute to technical decisions.
  • Operate as individual contributor, tech lead, or mentor depending on project needs.
  • Translate business objectives into effective, scalable technical solutions.
  • Optimize applications for performance, scalability, and maintainability.

Required Skills & Experience

  • Backend Development: 5+ years of experience with Java, Spring Boot, and Groovy.
  • APIs: Design and maintain RESTful APIs and API contracts.
  • Event-Driven Systems: Experience with Kafka or RabbitMQ.
  • Containerization: Experience with Docker; familiarity with Kubernetes is a plus.
  • Databases: Strong SQL experience with relational databases (DB2, SQL Server, or similar).
  • Cloud: Experience with AWS; familiarity with Azure is a plus.
  • Leadership: Prior experience as tech lead or solution lead, guiding technical decisions and mentoring engineers.
  • Ability to work fully remotely with a stable high-speed internet connection.

Preferred Skills

  • Integration & API Management: Experience with MuleSoft.
  • Frontend Exposure: Experience with modern frameworks such as Vue.js.

Work Environment & Culture

  • Fully remote, collaborative team environment.
  • Inclusive culture that values diverse perspectives and continuous learning.
  • Opportunity to contribute to enterprise-scale high-impact projects.