Javascript Web3 Jobs in Barcelona, Spain
29 jobs found
ai analyst backend bitcoin blockchain community manager crypto customer support data science defi design devops discord entry level erc evm front end full stack gaming golang hardhat intern java javascript layer 2 marketing mobile nft node non tech open source openzeppelin product manager project manager react research ruby rust sales smart contract solana solidity web3js zero knowledge
| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
Bitpanda | Barcelona, Spain | $115k - $126k | |||
Tether | Barcelona, Spain | $36k - $54k | |||
Tether | Barcelona, Spain | $36k - $54k | |||
Tether | Barcelona, Spain | $22k - $54k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Tether | Barcelona, Spain | $36k - $54k | |||
Bitfinex | Barcelona, Spain | $43k - $55k | |||
Tether | Barcelona, Spain | $106k - $107k | |||
MoonPay | Barcelona, Spain | $126k - $150k | |||
Tether | Barcelona, Spain | $36k - $54k | |||
Tether | Barcelona, Spain | $115k - $138k | |||
Tether | Barcelona, Spain | $22k - $54k | |||
Tether | Barcelona, Spain | $22k - $54k | |||
Tether | Barcelona, Spain | $36k - $54k | |||
Carbon X Ton SA | Barcelona, Spain | $36k - $50k | |||
Bitfinex | Barcelona, Spain | $36k - $62k |
Your mission
Youâll work in Bitpandaâs Crypto Hub on creating a retail-friendly access point to DeFi, expanding Bitpandaâs ecosystem into the Web3 space.
What youâll do
- Build an intuitive and secure smart wallet that simplifies Web3 experiences, making self-custody accessible for everyone.
- Work on challenging backend scenarios, supporting thousands of users and managing various third parties.
- Own delivery of features to completion including deployment and e2e testing.
- Develop clean, scalable, and maintainable solutions in a reactive fashion.
- Join a motivated team of highly skilled developers, and contribute with your experience.
Who you are
- You are a Senior Backend Engineer with proven experience with TypeScript and reactive programming using RxJS, along with hands-on expertise in frameworks like NestJS or Node.js/Express and working knowledge of relational databases (SQL).
- You have experience deploying and monitoring user-oriented solutions to the real world.
- You know the intricacies of frontend/backend communication and have experience building (micro)services.
- Understanding of how (EVM and non-EVM) blockchains, smart contracts, transactions work and interest in diving deeper into this space.
- Familiarity with any of the following is a plus: smart contracts development, advanced blockchain concepts like account abstraction, hosting cryptonodes, CI/CD & pipelines, infrastructure as code, components design.