4 jobs found in Spain

About The Role: As our second hire in Spain, you will be joining our core blockchain engineering team focused on developer tooling. You will apply your experience in web2 on both OSS work around IBC ( https://ibcprotocol.org/ ) and the core Polymer protocol. Web3 and blockchain experience is explicitly not required but is a strong plus.   You Will: You will work on developer tooling to support developers building on top of the IBC protocol. You will be involved in defining developer UX and standardizing various IBC specifications across the industry. Use Go and cosmos SDK to build highly scalable and reliable distributed BFT systems. Define and refine validator node operation using containerization and orchestration systems like Docker and Kubernetes. You will work on large scale simulation testing. Operate large-scale validator node clusters.   What You Will Achieve: In the first month, you will build a deep understanding of Polymer Lab’s core...

All roles with Chainlink Labs are globally remote based. We encourage you to apply regardless of your location. Chainlink Labs is the market leader in providing a decentralized oracle solution for smart contracts to connect to real-world data and market prices of assets. The Data Feeds team owns the building & integration of Chainlink's data feeds products. As a senior software engineer on the Data Feeds team, you will be working with new use-cases including and beyond price feeds to enable projects requiring data from the Chainlink network. You will work with external team’s engineers to define, implement, and support products which will allow blockchain technology to take over multiple industries. In addition, you will work closely with data analysts & scientists to build out robust monitoring and analytics of the data sources that drive the Chainlink oracle data ecosystem. This will quickly evolve to other data types to meet the growing demands of the...

All roles with Chainlink Labs are globally remote based. We encourage you to apply regardless of your location. Chainlink Labs is seeking Research Engineers to support its mission of building the world’s most secure and flexible decentralized oracle technologies. Research Engineers will work directly with top domain experts in applied cryptography, mechanism design (crypto economics), distributed systems, and other disciplines to identify and solve key research challenges and build production solutions that keep Chainlink at the forefront of oracle system deployment and fuel the success of the smart contract ecosystem.    Your Impact Working with Chainlink core engineering to identify short- and long-term research challenges critical to the company’s success and to transition innovations from Chainlink Labs into production. Working with research scientists and technical advisors to study, invent, and build cutting-edge oracle technologies for the benefit of the...

What is Polygon? Polygon is the leading blockchain development platform, offering scalable, affordable, secure and sustainable blockchains for Web3. Its growing suite of products offers developers easy access to major scaling solutions including L2 (ZK Rollups and Optimistic Rollups), sidechains, hybrid, stand-alone and enterprise chains, and data availability. Polygon’s scaling solutions have seen widespread adoption with tens of thousands of decentralized applications hosted, 1.6B + total transactions processed, 180M+ unique user addresses, and $7B+ in assets secured. Polygon is carbon neutral with the goal of leading the Web3 ecosystem in becoming carbon negative. What does the zkEVM Team do? Polygon zkEVM is the first zero-knowledge (ZK) scaling solution that’s fully compatible with Ethereum: all existing smart contracts, developer tools, and wallets work seamlessly. The zkEVM harnesses the power of ZK proofs to reduce transaction cost and massively...