JVM Jobs

voize is building AI companions to seamlessly take over digital workflows for frontline workers, amplifying their impact rather than replacing them. Backed by significant funding and trusted by numerous facilities and users, voize combines cutting-edge technology with a strong social mission. The company is seeking a Senior Fullstack Engineer to co-own its ML App, an in-house platform crucial for data annotation, ML training orchestration, model evaluation, and secure data flows. This role is key to making internal tooling so effective that external vendors become unnecessary and enabling HIPAA-compliant training on sensitive customer data.

Amplitude is seeking a Staff Software Engineer to join their Query team, focusing on their in-house OLAP engine, Nova. This role is critical for powering AI agents that autonomously ship features and make prioritization calls by ensuring Nova can handle trillions of events in real-time. You will work across the full stack of this modern OLAP system, driving improvements in performance, cost-efficiency, and reliability. This is an opportunity to influence technical direction, mentor other engineers, and make a significant impact on a system that directly serves thousands of customers.

voize is building AI companions to seamlessly take over digital workflows for frontline workers, amplifying their impact rather than replacing them. Backed by significant funding, the company's vision is to give these workers more time to care, connect, and be present. As a Senior Backend Engineer on the Agent SDK team, you will build and maintain the foundational Kotlin layer that AI agents operate on, ensuring scalability, cost-efficiency, and ease of use for feature teams.