Problem Solving Jobs

SpaceXAI builds frontier AI models and products including the Grok conversational assistant and a multimodal developer API.

Adyen is a Dutch financial technology company providing global payment acceptance.

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

Jump Trading is a global trading firm.

Figure is an AI robotics company developing general-purpose humanoid robots, embodied AI, and data-collection services for home and commercial use.

Monetha is a Switzerland-incorporated company operating a consumer cashback and rewards platform, with business loyalty and travel-deals offerings.

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

Elwood Technologies LLP is the FCA-authorised operating company behind Elwood, an institutional operating system for 24/7 markets. Its modular platform provides execution, portfolio, risk, collateral, and reconciliation workflows for professional institutional clients trading digital and traditional assets.

Virtu Financial is a global financial services firm and market maker providing liquidity, execution services, analytics, and trading technology across multiple asset classes.

River Financial Inc. operates a Bitcoin financial platform for individuals, businesses, and private clients. It provides Bitcoin buying and selling, recurring purchases, custody and transfers, cash interest paid in Bitcoin, and banking-related features.