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Api Jobs

Explore Api jobs in blockchain and crypto. Find positions requiring Api skills.

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Transak helps developers integrate fiat-to-crypto payment solutions that allow users to buy and sell crypto directly within web3 applications.

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Transak helps developers integrate fiat-to-crypto payment solutions that allow users to buy and sell crypto directly within web3 applications.

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OXIO is a Telecom-as-a-Service (TaaS) platform that enables companies to launch and manage their own mobile networks (MVNOs) using a cloud-native, API-first platform. It serves retailers, fintechs, device/IoT companies, celebrities/lifestyle brands, MVNOs, and network operators looking to embed or launch connectivity products without needing telecom expertise.

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Ledger helps you keep your digital assets safe using certified hardware wallets and management software that protect against online threats.

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Hopae is a digital identity company providing a platform for businesses to securely and seamlessly verify and onboard customers. Their solutions, which include an API (hConnect) and an SDK for building EUDI-compliant wallets, focus on eliminating fraud, ensuring data privacy, and meeting global compliance standards. The company is building a trusted, decentralized identity platform with a focus on user control, privacy, and security, and has a diverse, global team with offices in Paris, San Francisco, and Seoul.

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Euclid Protocol is the unified liquidity layer for DeFi, enabling unified liquidity, instant execution, and easy composability across chains for developers building decentralized finance applications.

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6 days agoSalary: 200K - 300KHQ - NYCOnsiteFull TimeAiJobs by Antimetal
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Antimetal builds an autonomous system for production engineering, providing a continuously updated 'world model' of a company's software stack combined with specialized AI agents that diagnose, fix, prevent, and answer questions about production issues. It serves engineering teams at software companies who need to operate complex production systems without constant manual intervention.

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Transak helps developers integrate fiat-to-crypto payment solutions that allow users to buy and sell crypto directly within web3 applications.

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Job for Web3 Beginners
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Artemis provides crypto data analytics tools for comparing blockchain metrics, analyzing on-chain activity, and accessing fundamental data through multiple interfaces.

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Doppler is a token launch protocol coming to Solana (and live on Base, Monad, and Ethereum Mainnet) that lets teams configure tokenomics, launch with real onchain price discovery via dutch-auction dynamic bonding curves, and graduate to deep liquidity on DEXs like Uniswap. It serves token issuers and builders—from memecoin creators to protocols and RWA issuers—through an all-in-one app and a TypeScript SDK for building custom capital markets products.

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Job for Web3 Beginners
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Artemis provides crypto data analytics tools for comparing blockchain metrics, analyzing on-chain activity, and accessing fundamental data through multiple interfaces.

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PLAYSTUDIOS is a gaming company that develops and operates a portfolio of casual and casino-style mobile and social games, including myVEGAS Slots, POP! Slots, MGM Slots Live, myKONAMI Slots, and various puzzle games like Tetris®, Mahjong, and Sudoku. The company also runs playAWARDS, a loyalty platform connecting brand partners with its global player base. Its clients are primarily consumers of free-to-play mobile and social casino/casual games, as well as brand partners participating in its rewards network.

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Plaid provides APIs and a financial data network that businesses use to build financial products. Its offerings support open finance, account linking, payments, identity verification, fraud and risk management, income verification, and underwriting.

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PLAYSTUDIOS is a gaming company that develops and operates a portfolio of casual and casino-style mobile and social games, including myVEGAS Slots, POP! Slots, MGM Slots Live, myKONAMI Slots, and various puzzle games like Tetris®, Mahjong, and Sudoku. The company also runs playAWARDS, a loyalty platform connecting brand partners with its global player base. Its clients are primarily consumers of free-to-play mobile and social casino/casual games, as well as brand partners participating in its rewards network.

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Bitdeer is a NASDAQ-listed (BTDR) high-performance computing and Bitcoin mining company headquartered in Singapore. It provides end-to-end Bitcoin mining solutions (mining hardware like SEALMINER, Minerbase containers, cloud mining, hosting, and mining farm/data center operations) as well as AI Cloud services offering GPU compute (NVIDIA GB200 NVL72, B200, H200, H100) for AI training and deployment. Its customers range from individual and institutional Bitcoin miners to enterprises and developers needing scalable AI/ML compute infrastructure.

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Bitdeer is a NASDAQ-listed (BTDR) high-performance computing and Bitcoin mining company headquartered in Singapore. It provides end-to-end Bitcoin mining solutions (mining hardware like SEALMINER, Minerbase containers, cloud mining, hosting, and mining farm/data center operations) as well as AI Cloud services offering GPU compute (NVIDIA GB200 NVL72, B200, H200, H100) for AI training and deployment. Its customers range from individual and institutional Bitcoin miners to enterprises and developers needing scalable AI/ML compute infrastructure.

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Alchemy provides blockchain development infrastructure that simplifies building and scaling decentralized applications.

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SiriusPoint is a Bermuda-headquartered specialty underwriter providing insurance and reinsurance solutions to clients and brokers globally. It serves clients through primary insurance, reinsurance, and programs & MGA partnerships across Property & Casualty and Accident & Health lines.

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Webflow is a visual web development and content management platform that lets marketers, designers, developers, and agencies build, launch, and optimize websites without heavy reliance on engineering resources. It serves a broad range of clients from small businesses to large enterprises, including brands like Dropbox, Vanta, and Spin Master.

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The Better Money Company (TBMC) is building a stablecoin clearinghouse that connects stablecoin issuers to fintechs, banks, neobanks, and other businesses building with stablecoins. It brings fungibility to stablecoins, enabling redemption-based swaps at par ($1 in = $1 out) with fixed pricing and guaranteed settlement times. TBMC serves payment companies, fintechs, neobanks, and stablecoin issuers who need reliable, compliant infrastructure for stablecoin movement and settlement.

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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.

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Somnia Network enables onchain applications through its own EVM-compatible blockchain. It aims to service mass consumer and real-time applications with a focus on gaming applications.

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N3XT is a full-reserve bank offering an instant USD payment network for B2B transactions. It uses blockchain technology to enable programmable, real-time settlement of dollar payments, serving businesses that need faster, more transparent cross-border and domestic B2B payments.

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Plaid provides APIs and a financial data network that businesses use to build financial products. Its offerings support open finance, account linking, payments, identity verification, fraud and risk management, income verification, and underwriting.

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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.

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Plaid provides APIs and a financial data network that businesses use to build financial products. Its offerings support open finance, account linking, payments, identity verification, fraud and risk management, income verification, and underwriting.

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Plaid provides APIs and a financial data network that businesses use to build financial products. Its offerings support open finance, account linking, payments, identity verification, fraud and risk management, income verification, and underwriting.

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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.

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Plaid provides APIs and a financial data network that businesses use to build financial products. Its offerings support open finance, account linking, payments, identity verification, fraud and risk management, income verification, and underwriting.

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Nexus is developing a Layer 1 blockchain designed to function as a 'world supercomputer' for the AI era. By leveraging a zero-knowledge virtual machine (zkVM), Nexus aims to provide a high-performance, scalable, and verifiable compute platform. Users can contribute their device's idle compute power to the network and earn rewards, facilitating mass adoption. The project is focused on building infrastructure for autonomous applications and agentic intelligence.

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