Senior Backend Engineer — Health Systems Integrations (Kotlin)

voize; United States; Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Stock options

30 vacation days + birthday off

Germany Transport Ticket

Urban Sports Club

Learning platforms: Blinkist & Audible

Company off-sites

Flexible hours & hybrid setup

Job summary

voize is seeking a Backend Engineer to ensure smooth data flow between our products and partners’ software. You’ll build and maintain integrations connecting voize with care and hospital systems.

As part of the US/UK squad, you will own end-to-end integration development, design scalable APIs, and collaborate with customers to deliver robust solutions. This role offers a flexible hybrid setup and opportunities to work with international teams.

Qualifications

• Several years of experience in backend development and API integration.
• Proficiency with Kotlin and Coroutines.
• API design and development with REST or GraphQL.
• Business fluent in English (C1) to communicate effectively with customers.
• Open to travel to UK or US occasionally.

Responsibilities

• Shape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sector.
• Build future-proof solutions – Develop a scalable API, set industry standards, and work closely with partners and clients.
• Take end-to-end ownership – From the idea and implementation to the ongoing development of our integrations.
• Architecture with foresight – Design thoughtful data models and sustainable solutions for complex systems.
• Work with impact – Your work saves caregivers time, improves documentation, and supports people who do amazing work every day.

Skills

Backend development & API integration

Kotlin & Coroutines

API design (REST/GraphQL)

English proficiency (C1)

Travel willingness

Job description

voize is seeking a Backend Engineer to ensure smooth data flow between our products and partners’ software. You’ll build and maintain integrations connecting voize with care and hospital systems.

As part of the US/UK squad, you will own end-to-end integration development, design scalable APIs, and collaborate with customers to deliver robust solutions. This role offers a flexible hybrid setup and opportunities to work with international teams.