Open Source Jobs

ElevenLabs is an AI research and product company building generative audio AI platforms for voice, music, image, video, and conversational agents.

Sundae Labs is the current public brand of SundaeSwap Labs, Inc., a product venture studio building blockchain products and infrastructure, with SundaeSwap as its flagship product.

Envio helps developers index and stream blockchain data across EVM chains and Fuel using real-time APIs and hosted tooling.

Parity Technologies is a global software engineering company building blockchain infrastructure and developer tooling for the Polkadot ecosystem, including the Polkadot network and Polkadot SDK.

Ava Labs is a for-profit blockchain technology company that develops and supports Avalanche-based infrastructure, applications, and custom blockchains.

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

Stellar is an open-source blockchain network designed to facilitate fast, low-cost cross-border payments and financial transactions globally.

Validation Cloud is an institutional platform to understand, move, and earn digital assets through Mavrik AI, Node API, and Staking.

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

Crusoe, Inc is an energy-first AI infrastructure company providing AI cloud computing, managed AI services, and purpose-built data-center infrastructure.

Prime Intellect is an active AI infrastructure company building an open stack for training, deploying, evaluating, and continuously improving agentic models.

Prime Intellect is an active AI infrastructure company building an open stack for training, deploying, evaluating, and continuously improving agentic models.

Prime Intellect is an active AI infrastructure company building an open stack for training, deploying, evaluating, and continuously improving agentic models.

Prime Intellect is an active AI infrastructure company building an open stack for training, deploying, evaluating, and continuously improving agentic models.

Prime Intellect is an active AI infrastructure company building an open stack for training, deploying, evaluating, and continuously improving agentic models.

Tools for Humanity is a technology company building products for humans in the age of AI.

Uniswap is a decentralized finance protocol for exchanging cryptocurrencies.

Uniswap is a decentralized finance protocol for exchanging cryptocurrencies.

An open source Ethereum protocol for memberships & subscriptions.

An open source Ethereum protocol for memberships & subscriptions.

F2Pool is a geographically distributed cryptocurrency mining pool serving miners worldwide. It provides mining pool services for Bitcoin and 40+ Proof-of-Work networks, along with staking, mining tools, rankings, and transaction acceleration services.

WadzPay is a Singapore-based digital-asset payments company (WTK token).

Parity Technologies is a global software engineering company building blockchain infrastructure and developer tooling for the Polkadot ecosystem, including the Polkadot network and Polkadot SDK.

Stellar is an open-source blockchain network designed to facilitate fast, low-cost cross-border payments and financial transactions globally.

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

Bitrefill is a global crypto-commerce platform for buying gift cards, mobile top-ups, eSIMs, bill payments, and related everyday services with cryptocurrency.

Logos is a private-by-default, modular technology stack for decentralised applications and parallel societies, combining a local launcher, private messaging, decentralised storage, and a privacy-preserving blockchain.

Equilibrium is a sustainability-driven asset management firm.

Stellar is an open-source blockchain network designed to facilitate fast, low-cost cross-border payments and financial transactions globally.

MANTRA

MANTRA

Overclock Labs is a distributed open-cloud infrastructure company that creates Akash Network and related deployment and AI-compute services.

Xsolla (USA), Inc. is the U.S. legal entity behind Xsolla, a global video-game commerce company and merchant of record providing payment processing, direct-to-consumer commerce, distribution, funding, subscriptions, fraud prevention, and player-engagement tools.

Cipholio is a premier Web3 Fund of Funds (FoF) and investment firm established in 2021.

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.

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

Stellar is an open-source blockchain network designed to facilitate fast, low-cost cross-border payments and financial transactions globally.

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

Commonware develops the Commonware Library: modular primitives for building specialized blockchains and onchain applications.

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

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

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

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

Inference is a distributed GPU network for running AI models efficiently across a global infrastructure.

Chainalysis is a blockchain data and intelligence company providing AI-powered software, data, services, and research for crypto investigations, compliance, fraud prevention, market intelligence, and Web3 security.

Xsolla (USA), Inc. is the U.S. legal entity behind Xsolla, a global video-game commerce company and merchant of record providing payment processing, direct-to-consumer commerce, distribution, funding, subscriptions, fraud prevention, and player-engagement tools.

Japanese fintech company operating the PayPay mobile payments service.

Catena Labs is building a regulated financial institution and governance platform for AI agents, enabling controlled identities, accounts, payments, stablecoin and fiat liquidity, and auditable policy enforcement.

Catena Labs is building a regulated financial institution and governance platform for AI agents, enabling controlled identities, accounts, payments, stablecoin and fiat liquidity, and auditable policy enforcement.

Xsolla (USA), Inc. is the U.S. legal entity behind Xsolla, a global video-game commerce company and merchant of record providing payment processing, direct-to-consumer commerce, distribution, funding, subscriptions, fraud prevention, and player-engagement tools.

BNB Chain is a community-led blockchain ecosystem powered by BNB, composed of BNB Smart Chain (L1), opBNB (L2) and BNB Greenfield (storage). In 2024, Beacon Chain functions fused into BSC.

ChainGPT provides AI-powered tools for Web3 developers and users, including smart contract generation, auditing, NFT creation, and blockchain analytics.