machine learning Jobs - April 2026

At Matterworks we are building AI tools to extract insights from the ever-growing corpora of biological data and to unlock opportunities in therapeutic discovery, development, and manufacturing. We are building large-scale deep learning models of biological d…

Northstar is a seed-stage cybersecurity startup building an agentic platform to help security teams understand and defend the complex environments they're responsible for. Our semantic layer integrates data from the fragmented security and IT tools that teams…

MixRank (YC S11) is a fully-remote, US-incorporated, employee-owned data startup that processes petabytes of data monthly (web crawling, distributed file systems, APK/IPA analysis). Hiring continuously for full-time remote roles including Junior Software Engi…

Founded by Sri Viswanath, former CTO of Atlassian, Sycamore enables organizations to build, deploy, and orchestrate AI agents with security, governance, and human oversight. The platform captures and compounds organizational intelligence over time, enabling s…

We’re a team of experienced generalist SWEs and AI enthusiasts who are building custom AI agents for enterprise clients. No AI experience required: we are actively trying to be the best place in the world to learn applied AI. I’m Frank, an engineer here. This…

Planlab builds an AI system that generates software for complex construction and infrastructure megaprojects. Early-stage startup (seed round, $25M valuation) with a small team (4 people) hiring multiple roles. Platform Engineer: build algorithms, infrastruct…