Kotlin + React Full Stack Developer

Beatgrid is redefining cross-media measurement with breakthrough deep-tech innovation, built on our own Automatic Content Recognition (ACR) technology - the world's only hybrid of audio fingerprinting and watermarking. You'll build Beatgrid's measurement apps, developed on Kotlin, and contribute to the backend systems that power them. Responsibilities include developing and optimizing backend services using Kotlin (Spring Boot) and frontend systems with React, designing and maintaining databases using RDS and Elasticsearch, implementing asynchronous messaging systems (RabbitMQ, Kafka), taking end-to-end ownership of features across the full stack, and deploying applications using Docker, AWS ECS, and Terraform. Requires proven expertise in Kotlin and React, strong SQL and database architecture skills, experience with RabbitMQ/Kafka, and cloud deployment experience (AWS preferred). Applicants must hold a valid visa to work in the Netherlands.