Empleos actuales relacionados con Senior Fullstack Developer - Barcelona, Barcelona - Hyfe

  • Fullstack Developer

    hace 2 semanas

    Barcelona, Barcelona, España Winning A tiempo completo

    Na WINNING CONSULTING procuramos um(a) Fullstack Developer, para integrar um projeto na nossa equipa de consultoria interna, nos nossos escritórios em Lisboa / Porto - Híbrido.REQUISITOSMínimo de 2 anos de experiência profissional enquanto Fullstack Developer, com as seguintes tecnologias: Java, SpringBoot, Angular 2+, HTML5, CSS3;Conhecimentos...

  • Fullstack Developer

    hace 2 semanas

    Barcelona, Barcelona, España MTi - Mingothings international A tiempo completo

    About Our CompanyWe are a leading technological solutions integrator with a global presence through an extensive international network. We are on the lookout for talented professionals to help us build and scale impactful, high-quality projects. We are currently looking for a Fullstack Developer to join our team, focusing on the implementation of both the...

  • React Developer con proyección Fullstack

    hace 4 días

    Barcelona, Barcelona, España DDB Spain A tiempo completo

    Somos DDB, somos creadores de ideas.Ayudamos a nuestros clientes a ser líderes.Trabajamos con ellos como socios estratégicos. Nos sumergimos en el negocio de nuestros clientes y buscamos soluciones creativas.Iniciamos y mantenemos vivo el diálogo de las marcas con el consumidor.Creamos ideas con trascendencia social porque sólo así tendremos...

  • Senior Fullstack Engineer

    hace 6 días

    Barcelona, Barcelona, España Entravision A tiempo completo

    Barcelona Spain|Full TimeKey ResponsibilitiesFrontend Implementation: Build and optimize user interfaces using React to deliver engaging and intuitive user experiences.Backend Development: Write clean, efficient, and maintainable code in Java (Spring Boot) to support APIs, microservices, and backend logic.System Integration: Collaborate with the Lead Senior...

  • Fullstack Developer

    hace 2 semanas

    Barcelona, Barcelona, España Veepee A tiempo completo

    JOB DESCRIPTIONWe are looking for a Fullstack Developer with a special focus on the frontend layer, but with the ability to perform competently on the backend. The successful candidate will have experience working with JavaScript, PHP, and React, and will be responsible for participating in the entire digital product development cycle, from the user...

  • Fullstack Engineer

    hace 1 semana

    Barcelona, Barcelona, España Joppy A tiempo completo

    We are looking a Fullstack engineer for our cliente. As a fullstack engineer, you will take large areas of ownership in their product, architecture and infrastructure. Because we build developer tools, engineer and product are connected. We value intuitive interfaces, simplicity and rapid iteration. This isn't just about coding; it's about reinvention.What...

  • FullStack Developer

    hace 2 semanas

    Barcelona, Barcelona, España SIGNATURIT A tiempo completo

    ABOUT USSignaturit Group is the Europeen champion of complete and secure digital transactions. Thanks to a modular platform, we automate transactional processes, from identity verification and KYC to electronic signature and legal archiving. More than 100 thousand customers rely on our solutions to accelerate their business activities, while optimizing their...

  • Fullstack Developer

    hace 4 horas

    Barcelona, Barcelona, España Barcelona Supercomputing Center (BSC) A tiempo completo

    Job Reference439_25_CASE_DPP_RE3PositionFullstack Developer (RE3)Closing DateTuesday, 16 December, 2025Reference: 439_25_CASE_DPP_RE3Job title: Fullstack Developer (RE3)About BSCThe Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading supercomputing center in Spain. It houses MareNostrum, one of the most powerful...

  • Senior Frontend Developer

    hace 6 días

    Barcelona, Barcelona, España Krell A tiempo completo

    Senior Frontend Developer (React & Cloud)Sector: Seguros | IA & Productos RAG | Modelo híbrido remoto – BarcelonaBuscamos unSenior Frontend Developeraltamente especializado enReactpara unirse a nuestro equipo.Proyecto para escalar productos innovadores que combinan aplicaciones cloud con tecnologías de IA de última generación.Como Senior Frontend...

  • Senior Fullstack Engineer

    hace 2 semanas

    Barcelona, Barcelona, España Mad Collective A tiempo completo

    Mad Collective is a digital entertainment company founded in Rochester (NY) in the early 2000s, with offices in Barcelona since 2007.We're a dynamic and diverse team, driven by innovation and new opportunities. Our team includes technologists, marketers, business operators, video producers, and VR experts, with me...

Senior Fullstack Developer

hace 3 semanas

Barcelona, Barcelona, España Hyfe A tiempo completo

About Hyfe

Hyfe Inc (

) is the global leader in AI-powered cough-monitoring. Our patented machine-learning software enables passive, long-term monitoring of cough frequency, revealing novel health insights. 

Hyfe delivers cough-monitoring solutions that empower pharma and academic researchers to advance clinical trials, enable healthcare providers to optimize patient care, and power digital therapeutics to transform the management of respiratory illness, including chronic cough.

Your Mission

As a Senior Full-Stack Developer, your mission is to design, build, and maintain reliable, scalable systems that power our applications. You will take ownership of both backend and frontend development, ensuring our systems handle time-series data efficiently and meet the high standards required in critical domains such as healthcare.

What You´ll Do

  • Lead backend development using Python, building robust APIs with Flask and FastAPI
  • Develop and maintain frontend components in React, collaborating closely with UI/UX designers and other developers
  • Manage and optimize databases using PostgreSQL and TimescaleDB for efficient time-series data handling
  • Design and maintain cloud infrastructure on AWS (Lambda, EC2, API Gateway, SQS); experience with Google Cloud is a plus
  • Implement infrastructure as code using Terraform to ensure deployment consistency and reliability
  • Build observability systems with monitoring, logging, and alerting tools such as CloudWatch and Datadog
  • Champion code quality through automated testing and comprehensive test coverage
  • Collaborate on architecture by participating in technical discussions, code reviews, and continuous improvement initiatives

What We´re Looking For

Required Qualifications

  • English fluency for effective communication with our international team
  • 5+ years of professional full-stack development experience with Python as your primary backend language
  • Strong SQL and database design skills, particularly with PostgreSQL and time-series data (TimescaleDB experience highly valued)
  • Proven React experience with the ability to deliver polished frontend features
  • API design expertise with a focus on reliability, maintainability, and best practices
  • Hands-on AWS experience including Lambda, EC2, API Gateway, and SQS
  • Infrastructure as code proficiency using Terraform
  • Familiarity with observability tools such as CloudWatch and Datadog

Bonus Points

  • Prior experience building applications in a regulated industry (healthcare, finance, etc.)
  • Experience with Google Cloud Platform
  • Experience with CI/CD pipelines and DevOps practices

Personal Qualities

  • Structured and organized approach to problem-solving
  • Pride in producing reliable, maintainable, and well-tested code
  • Strong collaboration and communication skills
  • Proactive mindset with a passion for continuous learning

Role Details

  • Type: Full-time
  • Location: Fully remote with a preference for candidates based in or near Barcelona for occasional in-person collaboration with the team
  • Time Zone: Flexible, but significant overlap with European business hours preferred

Why Join Hyfe?

  • Work on meaningful technology that impacts healthcare and improves lives globally
  • Collaborate with a talented, international team of engineers and researchers
  • Tackle challenging technical problems involving large-scale data, ML, and healthcare applications
  • Enjoy the flexibility of remote work with opportunities for in-person team collaboration
  • Contribute to a growing company at the intersection of AI and healthcare

We look forward to hearing from you