Empleos de junior blockchain engineer en Madrid

About Moon Pay Hi, we’re Moon Pay. 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 financial empowerment. They give people and businesses more control over their...

Què faràs?Donar suport i col·laboraren els projectes liderats per la línia de Blockchain, enfocats en l'ús de tècniques criptogràfiques per a la privacitat i la identificació segura. Aplicar eines i tècniques criptogràfiquesavançades per a la protecció de dades, sistemes de Signatura de Clau Pública i la seguretat en transaccions...

i2CAT Foundation cerca un expert en criptografia per impulsar la recerca i el desenvolupament en eines de privacitat i identitat digital. Treballaràs en projectes de blockchain, Zero-Knowledge, i verificación de credencials, aportant solucions segures i escalables. La posició ofereix model híbrid amb teletreball i oportunitats de creixement professional...

Ntt Data Europe & Latam busca un Analista Financiero Blockchain para evaluar implicaciones financieras de operaciones e inversiones en criptomonedas y tecnología blockchain en Málaga. Desarrollarás modelos financieros, analizarás riesgos y presentarás recomendaciones a la dirección.El rol exige dominio de modelado financiero, análisis de datos y...

Holepunch is seeking a Junior Project Manager to help keep the Keet engine team moving across global time zones in a fully remote setting. You will connect priorities to concrete plans, collaborate with senior engineers, and help ensure fast, reliable releases in a deeply technical, open‑source environment.We value organization, strong written English...

Staking Facilities Gmbh in Spain seeks a motivated engineer to ensure the continuous operation of blockchain networks, perform routine and emergency updates, monitor system state, respond to alerts, and mitigate outages. You may work remotely with occasional travel to meet the team. We value strong Linux skills, practical Ansible orchestration, and the...

TechsBCN busca un Desarrollador Backend Blockchain para trabajar de forma remota. Serás clave en el diseño, desarrollo y mantenimiento de nuestras soluciones descentralizadas, incluyendo la arquitectura de contratos inteligentes, la integración con redes blockchain y la construcción de APIs seguras, escalables y eficientes. Colaborarás estrechamente con...

Crypto.com is seeking an Application Support Engineer to bolster security and AI automation for its blockchain platform. You will ensure production stability, manage environments, and drive incident RCA and continuous improvement across the stack.The role emphasizes collaboration with security and engineering teams, leveraging AI/LLMs to automate workflows...

eXperience IT Solutions, empresa tecnológica con más de 25 años de experiencia en el sector IT, busca un Senior Backend Developer para un proyecto innovador, desarrollando soluciones backend de alta calidad con Java, TypeScript y Blockchain. Ofrecemos un entorno internacional, modalidad 100% remota, formación continua y desarrollo profesional. Si te...

Staking Facilities Gmbh is seeking a proactive tech professional to maintain blockchain networks. You will monitor systems, perform updates, respond to alerts, and mitigate outages while improving workflows. Strong Linux and Ansible skills are essential, with reading ability in Rust or Golang. You will collaborate with a close-knit team, work remotely if...

Crypto.Com is seeking a Security Engineer to join the Production Excellence & Stability team in Barcelona.You will help ensure uptime, oversee pre-production environments, manage incidents, and coordinate disaster recovery efforts.The role emphasizes AI/LLMs automation, Web3 security research, and close collaboration with engineering.Remote or hybrid work...

A pioneering fintech company is seeking backend engineers to design and improve transaction infrastructures. This role involves building scalable blockchain applications, managing transaction lifecycles, and ensuring system resilience. Ideal candidates will have strong fundamentals in backend engineering and experience with production systems and blockchain...

Tamarind Intelligence Group busca un Desarrollador Full Stack Blockchain para un puesto remoto operando desde Barcelona. Diseñarás, desarrollarás y desplegarás soluciones descentralizadas, trabajando en la vanguardia de la tecnología blockchain y creando aplicaciones seguras. El rol requiere experiencia sólida en desarrollo full-stack y blockchain, con...

P2P.org is the largest institutional staking provider with a global, fully remote team. We offer a fully remote, indefinite-term consultancy role with USD salary and a strong focus on infrastructure performance and security. We seek an engineer to own automation using Ansible, Python or Go, and to keep our blockchain nodes performant. You’ll work with...

En eXperience IT Solutions, una empresa tecnológica con más de 25 años de experiencia, buscamos un/a Senior Backend Developer para un proyecto innovador, desarrollando soluciones backend de alta calidad con Java y TypeScript. Trabajarás en Arquitecturas escalables, colaborarás en iniciativas Blockchain y con equipos internacionales en un entorno 100%...

Application Support Engineer — Blockchain Security & AI Automation At Crypto.com, our dedication to user security is led by our highly experienced Security Team. Comprising an international roster of seasoned cybersecurity experts, our team leads the company's Security, Privacy, and Security Compliance endeavors. The team includes holders of international...

A decentralized AI research collective is seeking a Senior Golang Developer to build a blockchain-based platform. The role involves designing robust node software and collaborating on AI-driven algorithms. Candidates should have over 5 years of experience in software development, particularly in Golang, and a strong understanding of blockchain technology....

Job-ID: e7fbf88e-d267-44d5-a9e6-ccaaabf38256Reference: 192ae8f3-0179-4370-8fd0-aade781aa1d4Team: DataLocation: Austria, Belarus, Czech Republic, Bosnia & Herzegovina, Bulgaria, Estonia, Cameroon, Croatia, Cyprus, Armenia, Egypt, Albania, Georgia, Greece, North Macedonia, Romania, Spain, Portugal, Poland, IsraelEmployment type: Deel is the all-in-one payroll...

Are you an engineer motivated by industrial environments where your work drives innovation, efficiency and sustainability?At TMA, a leading company in waste management and recovery, we are looking for a JUNIOR ENGINEER for our Marpol facility, located in the Port of Barcelona.Here, your role will be essential in designing, planning and optimising industrial...

Staking Facilities Gmbh is seeking a proactive tech professional to maintain blockchain networks. You will monitor systems, perform updates, respond to alerts, and mitigate outages while improving workflows. Strong Linux and Ansible skills are essential, with reading ability in Rust or Golang. You will collaborate with a close-knit team, work remotely if...