Ctf Jobs

Stealth

Vivid is a European financial-services company offering digital business and personal accounts, cards, transfers, payment acceptance, and investment products. It serves freelancers, small and medium-sized businesses, enterprises, and individual customers.

Vivid is a European financial-services company offering digital business and personal accounts, cards, transfers, payment acceptance, and investment products. It serves freelancers, small and medium-sized businesses, enterprises, and individual customers.

Polymarket is a decentralized information markets platform that lets users bet on the outcome of real-world events.

Coinhako is a Singapore-based, MAS-regulated cryptocurrency trading platform. It lets users buy, sell, convert, and manage digital assets, and offers institutional services including custody and high-volume trading.

Luno helps users buy, store, and trade cryptocurrencies through a regulated platform designed for beginners and experienced traders.

Paxos Labs is the financial utility stack for digital assets, enabling platforms to embed yield, borrowing, and branded stablecoins into their user experience. It serves platforms and enterprises looking to activate and monetize digital assets natively, extending Paxos's regulated infrastructure onchain.

Vivid is a European financial-services company offering digital business and personal accounts, cards, transfers, payment acceptance, and investment products. It serves freelancers, small and medium-sized businesses, enterprises, and individual customers.

KAST enables global spending of stablecoins through payment cards connected to traditional merchant networks and ATMs worldwide.

Stealth

eToro is a social investing platform for trading and managing assets with insights from a global investor community.

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.

Monavate is a regulated global payments infrastructure provider that enables ambitious companies to issue, move, and settle money across borders. It serves fintechs, Web3 platforms, and B2B operators through a single regulated payments platform.

Wave is a mobile money company reinventing financial services across Africa. It lets users deposit, withdraw, and pay bills for free, send money for a 1% fee, and buy airtime instantly, serving everyday consumers who need affordable, accessible banking.

Wave is a mobile money company reinventing financial services across Africa. It lets users deposit, withdraw, and pay bills for free, send money for a 1% fee, and buy airtime instantly, serving everyday consumers who need affordable, accessible banking.

Telcoin is a digital financial-services company combining blockchain, digital banking, and telecommunications. It operates the Telcoin Wallet for storing, sending, and trading digital assets, offers cross-border remittances, and provides regulated on-chain banking and stablecoin services.

Hata is a Malaysian-based global cryptocurrency exchange that provides a trustworthy and compliant platform for individuals and institutions to buy, sell, and trade digital assets. They offer a suite of services including an instant buy/sell feature, an order book exchange, and an OTC desk, aiming to make cryptocurrency access safe, effortless, and user-friendly for both beginners and experienced traders.

Xsolla is a video game commerce company that provides a suite of tools and services—including merchant of record payment processing, tax management, fraud prevention, compliance, refunds, dispute management, and end-user support—to help game developers and publishers launch, grow, and monetize their games globally. It serves video game developers, publishers, and studios of all sizes across global and regional markets.

OKX is a leading global cryptocurrency exchange offering a wide range of trading services, including spot and derivatives trading, as well as Web3 solutions.

BVNK helps businesses integrate stablecoins into payment flows by providing enterprise-grade infrastructure for cross-border transactions.

Trail of Bits provides blockchain security services, including smart contract audits, design assessment, and vulnerability analysis for Web3 projects.