Jobs backed by Spark Capital

Baseten is an AI inference platform for deploying, optimizing, and scaling custom, open-source, and fine-tuned models in production.

Plaid is a financial data network and fintech infrastructure company that helps people securely connect financial accounts to digital financial services.

AI safety and research company building reliable, interpretable, and steerable AI systems, including the Claude product family and developer platform.

Rapyd helps businesses accept payments and send payouts globally by providing fintech infrastructure that integrates multiple payment methods and currencies.

Alpaca is a brokerage infrastructure company providing developer APIs for stocks, options, fixed income, and crypto trading, plus tokenization infrastructure for TradFi–DeFi markets.

eToro is a social investing platform for trading and managing stocks, ETFs, crypto and other assets.

Fireblocks is a digital asset infrastructure platform that helps financial institutions, fintechs, and businesses store, transfer, issue stablecoins, and manage digital assets securely.

Abridge is an enterprise AI platform that turns clinician-patient conversations into clinical documentation, insights, and workflow outputs for healthcare systems.

Mastra is an active AI developer-tooling company building an open-source TypeScript framework and platform for creating, deploying, observing, and improving AI agents.

Pika is an active AI creative platform for generating and editing video, images, and audio, with a creator-facing app and an API offering.