Backend Jobs

Kled AI operates a human data marketplace where contributors upload photos, videos, and other data to earn income.

Algorithmic trading firm and digital-asset liquidity provider.

Syndica provides scalable RPC node infrastructure and developer tools for the Solana ecosystem.

Verisoul is an Austin-based AI fraud-prevention company helping businesses detect fake accounts, bots, duplicate users, deepfakes, and other online abuse.

Tranched is an on-chain securitisation protocol for loan originators and professional investors. It tokenises loans, automates transaction management and reporting, and provides access to securitised investment opportunities.

Upvest provides regulated, API-first investment infrastructure for fintechs, banks, brokers, and wealth managers across Europe and the UK. Its platform supports brokerage, settlement, custody, fractional investing, portfolios, savings plans, and investment operations.

Lightning Labs develops open-source software and non-custodial financial services that power faster, lower-cost Bitcoin payments over the Lightning Network.

Tempo enables high-throughput stablecoin payments through a purpose-built Layer 1 blockchain featuring dedicated payment lanes, stablecoin-native gas fees, and sub-second finality.

ScorePlay Inc. provides media-asset management and distribution software to sports organizations.

Stillman Digital is a DeFi Technologies subsidiary providing institutional digital-asset liquidity, trading execution, OTC block trading, market making, settlement, and custody infrastructure.