Chargeback Jobs

Unlimit is a London-based global fintech providing cross-border payment processing, business accounts, banking-as-a-service, card issuing, and crypto/stablecoin payment infrastructure.

Bipa is a Brazilian fintech founded in 2020 and regulated by the Central Bank of Brazil that lets users buy, sell, and spend Bitcoin and USDT via Pix and a credit card with Bitcoin cashback. It serves retail Brazilian consumers, from beginners doing small recurring Bitcoin purchases to high-net-worth clients through its Premium tier, as well as developers/agents via an MCP payments API.

Mercuryo provides payment infrastructure for Web3 companies by offering on-ramp services and virtual payment cards.

Wirex offers borderless payment solutions, enabling crypto and fiat transactions.

Reap is a stablecoin-native financial infrastructure company providing business accounts, Visa corporate cards, global fiat payments, expense management, and embedded card and payment services.

Ethena is a DeFi protocol enabling the creation of USDe, a synthetic dollar, and offering internet-native yield through staking.

Crossmint helps users build blockchain applications by providing wallet infrastructure, payments, tokenization, and authentication tools.

Payward, Inc. is the parent company and operating platform behind Kraken and a portfolio spanning trading, custody, payments, lending, tokenized assets, onchain finance, and benchmarks.

AI inference cloud offering OpenAI-compatible APIs for machine-learning models, private deployments, and GPU infrastructure.

Tide is a UK-founded fintech business financial platform providing banking and financial-management services to small businesses and sole traders.