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0Full-Stack Developer
12 de set.BrainRocket
València, ES
Full-Stack Developer
BrainRocket · València, ES
React Node.js Python REST TypeScript Fintech Machine Learning
BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we´ve already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don´t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
Requirements:
• 5+ years in full stack development (React + Node.js)
• Strong with TypeScript, Next.js
• Solid understanding of databases
• Optional but powerful:
- Comfort working with data processing, monitoring systems and AI agents
- Built or integrated AI agents, prompt pipelines, or retrieval systems
- Worked with alerting systems (Prometheus, VictoriaMetrics, or similar)
- An eye for UI/UX using Mantine. Nothing serious, just capability to add a button in a convenient place without a bunch of BRDs
- Experience with / knowledge of anomaly detection algorithms on static and streaming data
- General understanding of event streaming and online algorithms
- Understanding of machine learning concepts and frameworks
- Basic proficiency in Python
• Proficiency in English and Russian.
Duties and opportunities:
• Choose tools, propose architecture, create new features - not just build to spec.
• Clean thinking, fast iteration, and meaningful output.
• Implement software for static and near real-time observability
• The widest range of diverse challenging tasks
• Building monitoring and AI solutions at enormous scale
We offer excellent benefits, including but not limited to:
Learning and development opportunities and interesting, challenging tasks.
Opportunity to develop language skills, with partial compensation for the cost of English classes (for localisation purposes).
Global coverage health insurance
Time for proper rest, with 20 working days of annual vacation and additional paid sick days.
Competitive remuneration level with annual review.
Teambuilding activities.
Bold moves start here. Make yours. Apply today!
By submitting your application, you agree to our Privacy Policy.
Senior Node.js Developer (Operations)
12 de set.BrainRocket
València, ES
Senior Node.js Developer (Operations)
BrainRocket · València, ES
Javascript API Node.js MySQL MongoDB TSQL Kubernetes GraphQL Git REST TDD TypeScript RabbitMQ Redis Fintech ECMAScript Microservices
BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we´ve already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don´t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
We are looking for a skilled Senior Node.js Developer to join one of our locations.
Requirements:
• Strong knowledge of JavaScript and the ECMAScript 6 standards
• 3+ years of commercial experience with Node.js and Nest.js
• 5+ years of commercial experience in web development
• Commercial experience of working with high loaded SQL or NO SQL databases
• Commercial experience of implementing the REST, GraphQL and WebSockets
• Understanding of the TDD principles and experience of writing tests
• Understanding of microservice architecture principles
• Experience of GIT version control system
• Experience with RabbitMQ
• Experience with Redis
• Experience with databases MongoDB, MySQL
• At least Intermediate lvl of English
Will be a plus:
• 2+ years of hands-on experience developing over CI/CD/Micro Services architecture/Containers
• Experience with Kubernetes
• Experience with Nats
• Experience with TypeScript
Duties and opportunities:
• In-house platform development
• 3rd party API integrations
• Actively participate in developing new features from scratch
Bold moves start here. Make yours. Apply today!
By submitting your application, you agree to our Privacy Policy.
Soluções de Dados Júnior
10 de set.QUALIFICAR TI
Soluções de Dados Júnior
QUALIFICAR TI · Ceuta, ES
Teletreball React Node.js
Se você está iniciando sua trajetória como desenvolvedor(a) e tem interesse em soluções de dados modernas, esta vaga é uma ótima oportunidade para atuar com tecnologias atuais em projetos relevantes para a transformação digital.
Principais Responsabilidades
- Participar da construção e manutenção de APIs, microsserviços e aplicações baseadas em dados.
- Desenvolver soluções utilizando frameworks modernos, como React e Node.js.
- Apoiar a estruturação de integrações entre sistemas e produtos internos.
- Atuar junto a times de engenharia em ambientes colaborativos e de aprendizado contínuo.
- Graduação completa em Tecnologia da Informação ou Engenharia de Software
- De 1 a 3 anos de experiência em desenvolvimento de software ou soluções de dados
- Familiaridade com arquitetura de aplicações e boas práticas de desenvolvimento
- Convênio médico e odontológico
- Seguro de vida
- Vale alimentação ou refeição
- Vale transporte
- Política de certificações e incentivo à capacitação contínua
- Programa de indicação com premiação
- Parcerias com instituições de ensino e com o SESC
- Ambiente colaborativo, diverso e com oportunidades reais de crescimento
- Projetos de impacto e contato direto com profissionais experientes da área
- Cultura de inovação, aprendizado e desenvolvimento constante
- Salário competitivo e benefícios atrativos
Gerência de Negócios
Desarrollador MS365 (SharePoint/Teams/React)
10 de set.Grupo NS
Desarrollador MS365 (SharePoint/Teams/React)
Grupo NS · Barcelona, ES
Teletreball React Javascript Node.js Scrum PowerShell DevOps SharePoint
Grupo NS busca incorporar a un/a profesional muy técnico/a para un importante cliente multinacional.
Condiciones
* Modalidad de trabajo: Híbrida / Remota (según acordado con el candidato)
* Proyecto internacional con gran proyección.
* Entorno multinacional con interacción directa en inglés.
En Grupo NS te ofrecemos estabilidad, desarrollo profesional y la posibilidad de participar en proyectos innovadores en el ámbito Microsoft 365.
Requisitos técnicos
* Experiencia en SharePoint, incluyendo desarrollo con SPFx.
* Desarrollo e integración con Microsoft Teams.
* Uso de Visual Studio para desarrollo y debugging de soluciones.
* PowerShell scripting.
* JavaScript, con especialización en React y Node.js.
* Capacidad para comunicarse de forma autónoma con stakeholders de negocio.
* Experiencia traduciendo requisitos funcionales en user stories y especificaciones técnicas (y viceversa).
* Familiaridad con metodologías SCRUM y DevOps.
Idiomas
* Inglés nivel B2+ (imprescindible).
* Conocimientos de alemán (muy valorable, no imprescindible).
Certificaciones (deseables, no obligatorias)
* Microsoft 365 Certified: Fundamentals (MS-900).
* Microsoft 365 Certified: Teams Administrator Associate (MS-700).
* Microsoft 365 Certified: Messaging Administrator Associate (MS-203).
* Microsoft 365 Certified: Enterprise Administrator Expert (MS-100 y MS-101).
Node.js Backend Engineer
9 de set.Serem
Barcelona, ES
Node.js Backend Engineer
Serem · Barcelona, ES
Javascript Node.js Angular TypeScript AWS
En serem estamos comprometidos con diversos proyectos y queremos contar con los mejores profesionales del sector.
Sobre el rol:
Backend Engineer con experiencia en entornos internacionales
Trabajo conjunto con el equipo de Francia
Apoyo y mentoring a perfiles junior en Barcelona
Participación en proyectos de gran impacto tecnológico
Tecnologías:
Imprescindible: NodeJS, TypeScript / JavaScript, AWS
Valorable: DynamoDB, Angular
Idiomas:
Inglés B2+ (imprescindible, comunicación diaria con cliente)
Francés (valorable)
Lo que buscamos en ti:
Capacidad de comunicación clara y efectiva en equipos internacionales
Proactividad y motivación para impulsar al equipo
Mentalidad organizada y orientada a resultados
Condiciones
Modelo híbrido: 2 días presenciales en oficina de Barcelona
Horario estándar de oficina
Head of Engineering - Trading Systems
7 de set.Keyrock
Head of Engineering - Trading Systems
Keyrock · Barcelona, ES
Teletreball Node.js Python Agile Docker AWS DevOps
Head of Engineering - Trading / Market Making Services
About Keyrock
Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation.
Today, we rock with over 180 team members around the world. Our diverse team hails from 42 nationalities, with backgrounds ranging from DeFi natives to PhDs. Predominantly remote, we have hubs in London, Brussels and Singapore, and host regular online and offline hangouts to keep the crew tight.
We are trading on more than 80 exchanges, and working with a wide array of asset issuers. As a well-established market maker, our distinctive expertise led us to expand rapidly. Today, our services span market making, options trading, high-frequency trading, OTC, and DeFi trading desks.
But we’re more than a service provider. We’re an initiator. We're pioneers in adopting the Rust development language for our algorithmic trading, and champions of its use in the industry. We support the growth of Web3 startups through our Accelerator Program. We upgrade ecosystems by injecting liquidity into promising DeFi, RWA, and NFT protocols. And we push the industry's progress with our research and governance initiatives.
At Keyrock, we're not just envisioning the future of digital assets. We're actively building it.
Mission statement
As the Head of Engineering at Keyrock, you will be responsible for leading our engineering team in the development and maintenance of our trading systems for the core Market Making Services team. We are seeking an experienced individual who thrives in fast-paced environments and possesses a deep understanding of building scalable, resilient, and performant trading systems. The ideal candidate will have a proven track record of managing people, fostering a collaborative work environment, and driving product-centric initiatives.
Job Description
- Lead and manage a team of talented engineers, fostering a culture of innovation, collaboration, and excellence.
- Drive the design, development, and maintenance of high-concurrency, high-performance trading systems.
- Collaborate closely with product management to align engineering efforts with product goals and roadmap.
- Implement and enforce best practices in software development, including code reviews, testing methodologies, and deployment strategies.
- Ensure the scalability, reliability, and security of our systems by implementing robust architectures and engineering practices.
- Provide technical leadership and mentorship to team members, fostering their professional growth and development.
- Stay abreast of industry trends and emerging technologies, identifying opportunities for innovation and improvement.
- Collaborate with cross-functional teams to drive continuous improvement and operational excellence.
- Collaborate with System Architect and other Engineering managers to align with our company-wide technical strategy.
- Bachelor's or Master's degree in Computer Science, Engineering, or relevant field experience.
- Proven experience building and maintaining high-concurrency, high-performance, low-latency trading systems.
- Strong proficiency in development and architecture of Rust systems. Node.js (JavaScript/TypeScript) and Python are nice to have.
- Proficient in data-intensive systems.
- Proven experience with AWS, Docker
- Experience managing and leading engineering teams, with a focus on fostering collaboration and professional growth.
- Deep understanding of software engineering best practices, including agile methodologies, DevOps principles, and continuous integration/continuous deployment (CI/CD) pipelines.
- Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams.
- Strong problem-solving skills and a passion for building scalable, reliable, and secure systems.
- Extensive expertise in finance and trading within the cryptocurrency sector.
- Experience working in a fast-paced, dynamic environment within the financial industry is a plus.
Our recruitment philosophy
We value self-awareness in our recruitment process. We seek people who understand themselves and their career goals. We're after those with the right skills and a conscious choice to join our field. The perfect fit? A crypto enthusiast who’s driven, collaborative, and delivers solid, scalable outcomes.
Our offer
- Competitive salary package
- Autonomy in your time management thanks to flexible working hours and the opportunity to work remotely
- The freedom to create your own entrepreneurial experience by being part of a team of people in search of excellence
Due to the nature of our business and external requirements, we perform background checks on all potential employees, passing which is a prerequisite to join Keyrock.
https://keyrock.com/careers/
Fullstack Developer
7 de set.AccessiWay
Fullstack Developer
AccessiWay · Barcelona, ES
Teletreball React API Node.js Python Cloud Coumputing TypeScript AWS Redux
🚀 Sei il nostro prossimo Fullstack Developer?
Siamo una scale-up che sta crescendo a velocità supersonica, con un obiettivo ambizioso: rendere la tecnologia accessibile a tutti, senza se e senza ma. Se per te non esistono compromessi tra eleganza, funzionalità e inclusività, e sei pronto a sconvolgere positivamente il web per milioni di utenti, allora potresti essere la persona giusta per noi.
Non ti limiterai a scrivere codice, costruirai il futuro dell’accessibilità digitale.
🎁 Cosa offriamo (e non sono le solite promesse!)
🌍 Impatto reale: Qui il tuo codice non finisce in un cassetto virtuale. Sarà utilizzato da molte persone e insieme ad AccessiWay contribuirai a rendere la loro vita più semplice, immediata e accessibile.
💡 Team da urlo: Lavorerai con persone che amano l’eccellenza e accettano le sfide con passione. Siamo una squadra di curiosi, sempre alla ricerca di soluzioni che stupiscono.
🔑 Autonomia e fiducia: Vuoi sperimentare, innovare, cambiare rotta in corsa? Qui puoi! Le tue idee contano, e ti daremo la libertà di realizzarle.
🐶 Ambiente inclusivo: Siamo un team aperto e accogliente. E sì, puoi portare il tuo amico a quattro zampe in ufficio, perché chi non ama i cani?
🧘 Sessioni di yoga e benessere: Restare concentrati è importante, ma anche il benessere mentale e fisico lo è! Ecco perché organizziamo sessioni di yoga per il team.
🍎 Colazione e frutta fresca: Non si può lavorare a stomaco vuoto! Abbiamo tutto il necessario per iniziare la giornata con il piede giusto. Ah, e il caffè? Non lo menzioniamo nemmeno, perché è un dato di fatto: ce n'è sempre in abbondanza.
🏡 Modalità di lavoro ibrida: Vieni in ufficio, resta a casa, o entrambi! Cerchiamo sempre una flessibilità perfetta per bilanciare lavoro e vita personale.
💼 RAL commisurata alla tua esperienza: Il tuo valore sarà riconosciuto, con una retribuzione equa e personalizzata. Più esperienza e volontà di crescere hai, meglio è!
🔧 Cosa farai (preparati a tutto)
Cerchiamo un Mid-level / Senior Fullstack Developer che sia brillante, curioso e proattivo.
Parteciperai all'ideazione e allo sviluppo di servizi orientati a offrire un’esperienza utente eccezionale, assumendo piena responsabilità del tuo ruolo e contribuendo attivamente alla creazione di prodotti di alta qualità.
Frontend 👉 React + TypeScript, Redux, Hooks, HTML/CSS. Traduci mockup in interfacce wow e accessibili.
Backend 👉 Node.js + Express, REST/GraphQL, PostgreSQL/Mongo. API ninja & DB wizard.
Performance & Security 👉 best practice, code reviews, CI/CD, traffico heavy-duty.
R&D continuo 👉 provi nuove tecnologie, sperimenti, porti innovazione nel team.
🎯 Cosa cerchiamo in te (spoiler: elasticità mentale e creatività!)
3+ anni tra frontend e backend.
Elasticità mentale & creatività fulminante.
Occhio maniacale al dettaglio (UI pixel-perfect & query super-ottimizzate).
Fame di imparare: nuove librerie? Challenge accettata.
🃏 Bonus che ci fanno brillare gli occhi
Python nel tuo arsenale.
Conoscenza di Firebase e i suoi servizi (Authentication, Firestore, Cloud functions).
Esperienza con AWS (EC2, Lambda, S3…) — infrastruttura cloud? Sì, grazie!
Esperienza con strumenti di testing per l'accessibilità (come Lighthouse, Axe).
Se ti stai chiedendo: "Questo è il lavoro per me?", la risposta è sì, se ami risolvere problemi, creare cose belle e utili, e soprattutto se vuoi far parte di un progetto che conta davvero 💥
Il presente annuncio è rivolto a persone di entrambi i sessi, ai sensi delle leggi 903/77 e 125/91, e a persone di tutte le età e nazionalità, ai sensi dei decreti legislativi 215/03 e 216/03.
AccessiWay is a European leading company in digital accessibility, focused on making the digital world accessible to everyone.
Desarrollador fullstack senior
7 de set.Grupo TECDATA Engineering
Madrid, ES
Desarrollador fullstack senior
Grupo TECDATA Engineering · Madrid, ES
Java Node.js Angular REST Spring Microservices
Requisitos Clave
- Experiencia en desarrollo Fullstack con enfoque en Microservicios.
- Dominio de Angular (versiones recientes).
- Conocimiento en APIs REST, Spring Boot (Java) o Node.js.
- Inglés: Intermedio
Zennio
Toledo, ES
Ingeniero/a de desarrollo software embebido con conocimientos web
Zennio · Toledo, ES
Javascript Node.js Angular TypeScript AWS C
¡Construyamos el futuro juntos!
Somos más de 250 profesionales encargados del diseño y fabricación de productos de domótica KNX para viviendas, hoteles y edificios. Nuestros más de 19 años de trayectoria consolidada nos sitúan actualmente como una de las empresas fabricantes de referencia internacional más innovadoras con presencia en 117 países alrededor del mundo 🌏
Trabajar en Zennio significa trabajar en una empresa tecnológica joven, internacional y de alto rendimiento que ofrece un entorno ideal para aquellos que quieren tener un impacto real en el crecimiento de una organización y desean asumir proyectos retadores ¡También significa trabajo en equipo, buen ambiente y compañerismo!👩🏿🤝🧑🏼
Requerimientos del puesto
- Grado en Ingeniería electrónica, industrial, automática, telecomunicaciones o informática.
- Conocimiento en lenguaje de programación JavaScript
- Conocimiento en lenguaje de programación C.
- Conocimientos básicos de electrónica.
- Se valora conocimiento en node.js, TypeScript, Angular y AWS.
Como desarrollador de software embebido, junto a tu equipo multidisciplinar, serás responsable de las siguientes tareas:
- Te encargarás de realizar un diseño de código robusto y mantenible sobre el que desarrollar nuestras aplicaciones.
- Realizarás programación de dispositivos de alta gama, utilizando tecnologías web como Javascript (nodeJs), TypeScript (framework Angular) y de forma puntual C para aquellas partes de más bajo nivel.
- Participarás de forma activa en el desarrollo de nuevas funcionalidades que darán vida a los dispositivos que nuestros clientes utilizan para domotizar su vivienda.
- Junto al resto del equipo, te encargarás de analizar y solucionar los bugs que vayamos encontrando, garantizando el mantenimiento de los productos durante su vida útil.
- Implementarás tests para garantizar la calidad del producto.
- Con tu experiencia y conocimiento, participarás en la ideación de los nuevos dispositivos, definiendo su funcionalidad y especificaciones.
💶Retribución anual fija entre 28 -34 K+ variable como junior, si tienes experiencia adaptaremos el rango.
📄Contrato indefinido
🏡 Presencial en nuestras oficinas de Toledo.
🏖️ ¡22 días de vacaciones para desconectar! Y un excedente de horas que equivale aproximadamente a unos 6 días extra para repartir como mejor te venga.
🛌🏻 Respeto absoluto por tus horas de descanso: ¡aquí no se hacen horas extras! Tu tarde, es tuya.
☀️ Jornada intensiva de mañana: trabaja de 7:00 a 15:00 y disfruta de toda la tarde libre.
🕐 Horario flexible: si no te gusta madrugar, o necesitas conciliar, tienes flexibilidad en la entrada y la salida (6:30 a 9:00) y de 14:30 a 17:00, cada día, adapta tu horario a tu medida.
👩🏻🤝👨🏽 Excelente ambiente de trabajo, donde en poco tiempo estarás trabajando no solo con compañeros, sino con amigos
💲Descuentos especiales a empleados: ¡tú también puedes vivir en una vivienda con domótica!
🎁 Welcome pack: siente la marca Zennio desde el primer día con nuestro merchandising más molón
💰 Retribución flexible: Destina parte de tu nómina a tus gastos personales para obtener beneficios fiscales
¿Te gusta lo que lees y quieres saber cómo continúa el proceso?
¡Inscríbete ahora y te llamamos!