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Backend Kotlin Developer

Sphere

Salary not specified
Sep 15, 2025
North Miami Beach, FL, US
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At Sphere Partners, the business problem is to support a cutting-edge insuretech company in disrupting the existing legacy industry by offering everyday drivers better coverage for less money using powerful technology.

Requirements

  • Experience as a backend developer with a focus on Kotlin
  • Experience with TypeScript as a backend developer
  • Experience with React (at least 6 months) - will be a plus
  • Experience with database systems (PostgreSQL, MySQL, etc)
  • Experience with unit testing, integration testing, and continuous integration tools
  • Experience with GitHub copilot or Gemini
  • Experience with cloud platforms (e.g., AWS, Azure, or GCP)

Responsibilities

  • Design, implement, and maintain efficient, reusable, and scalable server-side code using Kotlin, Typescript (for backend development and requires handling a complex central codebase)
  • Support production applications including on-call responsibilities
  • Develop robust and secure RESTful APIs
  • Help improve, expand and maintain our acquisition, applicant and customer APIs
  • Design and implement database schemas with a focus on data consistency, integrity, and optimization
  • Optimize and maintain database performance for high-volume applications
  • Work with the engineering and product team to help bring the features on our ambitious roadmap to life for our customers

Other

  • Full-time (Remote) position
  • Long-term term
  • Until 3PM Chicago Time Zone
  • On-call responsibilities
  • Contribute to our dynamic and innovative development team at Sphere Partners