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Urgent! Developer (React / Node.js), hibrido Job Opening In Spain – Now Hiring MULTICHAIN SOFTWARE HOUSE

Developer (React / Node.js), hibrido



Job description

Developer (React / Node.js)

Riva Labs, a product studio specialized in the development of on-chain apps and protocols, is looking for new technical professionals to join its team.

We are seeking developers with a strong interest in crypto-related technologies and smart contracts, motivated to contribute to the projects of a company with international ambitions.

Areas of expertise :

  • Blockchain (smart contracts, Ethereum, dApps, DeFi)
  • AI
  • Strategic business consulting and management of high-impact tech projects

What you will do :

  • Develop scalable, modern, high-performance web applications (frontend and backend) using React, Next.js, and Node.js
  • Implement and manage JWT flows and multi-user authentication
  • Collaborate cross-team to integrate solutions based on innovative technologies
  • Design, develop, and maintain MongoDB databases and integrate AWS services

Essential requirements :

  • Languages: Italian (preferred), English
  • Residency in Canary Islands (Spain), living there at least 6 months per year (preferred)
  • Experience with React v18 / 19, Redux, Next.js v14, JavaScript (ES6)
  • Experience with Node.js v20
  • Familiarity with Git, MongoDB, and cloud integrations (AWS, Vercel)
  • Experience with Web3 technologies (Metamask, Infura, Web3.js, Ethers.js)
  • Experience with PWA and advanced authentication technologies (Passkey, WebAuthn)
  • Strong communication skills, time management, and goal orientation

Preferred qualifications :

  • Bachelors degree in Computer Science, Computer Engineering, Physics, Mathematics, or related fields
  • Skills in data analysis and ETL (MongoDB, API integration)
  • Experience with AI technologies

What we offer :

  • Initial 6-month contract with the goal of long-term employment
  • Competitive compensation and growth opportunities: initial gross salary range between 28,000 33,000 (BRUTO) based on candidate's technical level
  • 95 remote work with occasional in-person meetings at our office in Costa Adeje, Tenerife
  • An innovative, dynamic environment with a strong collaborative spirit

Selection process :

  • First interview: general introduction
  • Second interview: project and technical skill assessment
  • React, Redux, Next, JavaScript, ES6, Node, Git, MongoDB, AWS, Vercel, PWA

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