Location: Madrid, Spain (On-site; remote start available with relocation plan) Project: UEX (Cryptocurrency Exchange) Compensation: $1,000 – $1,500 / month About the Role We are seeking two Mid- Level Frontend Developers to join our core engineering team building UEX, a high-performance cryptocurrency exchange.
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In this role, you will take full ownership of frontend delivery, develop real-time trading interfaces, and independently manage your workflow.
Key Requirements 2+ years of commercial, production-level experience with Next.js.
Hands-on experience with at least one additional framework (Vue, Angular, Svelte).
Strong proficiency in Type Script.
Language:



Fluent in Russian or Ukrainian (primary team communication languages).
Self-Management: Proven ability to independently break down, estimate, and execute Jira tasks.
Proactive Ownership: Accurate self-estimation with a track record of flagging potential delays early.
Location Eligibility: Willingness to relocate to Madrid.
Candidates must not be located in or working from Russia or Belarus.
Industry Experience: Background in Fintech, Crypto Exchanges, Banking, or Payment Systems. xqbhyrx
Technical Skills: Experience with Web Sockets / real-time data interfaces and working knowledge of databases.

📌 Mid- level frontend engineer (next.js / typescript) (Arenas de Iguña)
🏢 Quanta Tech Systems
📍 Arenas de Iguña