Blockchain Engineer (Smart Contracts) (72K-90K) - Barcelona

We are a fast-growing fintech startup expanding our Blockchain Engineering team.We're looking for a hands-on Blockchain Engineer to work on mainnet integrations, wallet security, and smart-contract interactions in a regulated production environment. · ...

We are a fast-growing fintech startup expanding our Blockchain Engineering team. We're looking for a hands-on Blockchain Engineer to work on mainnet integrations, wallet security, and smart-contract interactions in a regulated production environment. · ...

About MoonPay · Hi, we're MoonPay. We're here to onboard the world to the decentralized economy by making digital money move as universally and effortlessly as the internet. · Why? · Because crypto, stablecoins and blockchain aren't just technologies. They're tools for global fin ...

We are looking for a Blockchain Engineer (Smart Contracts) to take ownership across our onchain product surface: smart contracts, wallet/vault architecture and the overall developer experience. · ...

We are looking for a Blockchain Engineer to take ownership across our onchain product surface: smart contracts, wallet/vault architecture, and the overall developer experience. · No CV is required. Just say what you know and what you want. · ...

We are looking for a Blockchain Engineer (Smart Contracts) to take ownership across our onchain product surface: smart contracts,wallet/vault architecture,and developer experience. · ...

+Job Summary · A Senior Blockchain Integration - Python will play a crucial role in designing, developing, and implementing blockchain solutions within our organization. · +Responsibilities · Work directly on integrating and maintaining Crypto Nodes and services that interact wit ...

As a Senior Product Manager for Web3 Initiatives, you will spearhead our next generation of Web3 products. You will be at the forefront of innovation, leading the strategy and development for key strategic projects including our non-custodial wallet. · ...

We are an international technology company building large-scale infrastructure and products across blockchain digital assets and advanced computing Our ecosystem combines real-world infrastructure digital ownership and high-performance fintech platforms trusted by hundreds of tho ...

You'll work on the C++ layer that powers local AI, porting and enhancing inference engines like ONNX and similar, to run efficiently on edge devices. Your focus is on the runtime: making models load faster, run leaner, and perform well across different hardware. ...

You will lead a cross-functional pod that spans the full stack, from C++ inference engines to JavaScript applications. · ...

The Senior Python Developer plays a crucial role within our organization contributing to the development and maintenance of high-quality software solutions. · ...

+ +Join Tether and Shape the Future of Digital Finance. At Tether, we're not just building products, we're pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate res ...

We are looking for an AML Operations Lead to run Venga's day-to-day Financial Crime Operations, · Detect and investigate complex money laundering and fraud cases,Lead a team of analysts,Perform on-chain tracing,Create Suspicious Activity Reports and drive operational excellence t ...

The goal of a QA Engineer is to ensure product quality, reliability, and an exceptional user experience through a balanced combination of manual and automated testing.By continuously improving testing efficiency and reducing manual effort they help accelerate release cycles witho ...

Join Tether and Shape the Future of Digital Finance At Tether we re not just building products we re pioneering a global financial revolution Our cutting-edge solutions empower businesses from exchanges and wallets to payment processors and ATMs to seamlessly integrate reserve-ba ...

Tether is pioneering a global financial revolution with cutting-edge solutions for digital finance. · ...

We are seeking a highly skilled Technical Architect who brings real-world architecture experience and excels at working collaboratively with engineers, designers, and stakeholders. · Design robust and scalable architectures for all sorts of systems (apps, SDKs, SaaS platforms, et ...

We are looking for a Fullstack Engineer to join our team in Barcelona. The ideal candidate will have expertise in either backend services or reactive frontend development and ideally comfortable operating full-stack. · ...

· Who we are  · We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we're here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything ...