20 publicaciones de empleo destacadas de react developer en barcelona, ct (¡Están contratando!)

Senior Full Stack Developer – GenAI Platform (Back-end focus) - Freelance
Collective.work —Barcelona, Barcelona provincia
- Jornada completa
- Trabajo híbrido
- Español
- Azure
- Servicio al cliente
5h
Full Stack Software Engineer – (Hybrid)
eDreams ODIGEO —Barcelona, Barcelona provincia
- Jornada completa
- Oficina
- Hotel
- JavaScript
Full Stack Engineer
Tennders —Barcelona, Barcelona provincia
- Disponibilidad fin de semana
- Español
- Inglés
- AWS
Solicitud rápida
Senior Design System Engineer
Bsport —Barcelona, Barcelona provincia
- Horas extra
- Trabajo híbrido
- Teletrabajo opcional
Senior Fullstack Developer (Blockchain)
Merlin Digital Partner —Barcelona, Barcelona provincia
- Trabajo híbrido
- JavaScript
- APIs
- Inteligencia artificial
Solicitud rápida
Developer Relations P2P (100% remote Worldwide)
Tether Operations Limited —Barcelona, Barcelona provincia
- Jornada completa
- Teletrabajo
- Informática
- Inglés
- Grado
Full Stack Developer con Francés
Sii —Barcelona, Barcelona provincia
- Informática
- Java
- Desarrollo de software
Senior Design Engineer
Seqera —Barcelona, Barcelona provincia
- Jornada completa
- Trabajo híbrido
- Investigación
- JavaScript
- Seguro de vida
Mid/Senior Product Growth - Engineering
Factorial —Barcelona, Barcelona provincia
- De 42.500 € a 60.500 € al año
- Teletrabajo
- Investigación
Solicitud rápida
Senior Front End Engineer (Docs)
Proton AG —Barcelona, Barcelona provincia
- Oficina
- JavaScript
- Liderazgo
Design Engineer, EU
Ashby —Barcelona, Barcelona provincia
- Jornada completa
- Teletrabajo
- Días de asuntos propios
Senior Software Engineer
EQS Group GmbH —Barcelona, Barcelona provincia
- Jornada completa
- Trabajo híbrido
- Inglés
- Oficina
- Máster
13h
Technical Architect
Sage —Barcelona, Barcelona provincia
- Español
- Azure
- DevOps
- Seguro dental
Lead/Senior Software Engineer
Rover —Barcelona, Barcelona provincia
- Jornada completa
- Inglés
- Oficina
- Inteligencia artificial
- Abono gimnasio
- Plan de pensiones
Senior Software Engineer | Remote | AI SaaS Software Role
Process Street —Barcelona, Barcelona provincia
- Jornada completa
- Teletrabajo
- Investigación
- Java
- AWS
- Seguro oftalmológico
Solicitud rápida
12d
Research Engineer - Tools developer for LSQUANT platform (Theoretical and Computational Nanoscience)
ICN2 —Barcelona, Barcelona provincia
- Jornada completa
- Azure
- AWS
- Grado
- Seguro de vida
Application development / Full stack development graduate
Symrise —Barcelona, Barcelona provincia
- Jornada completa
- Español
- Informática
- DevOps
- Seguro de vida
Solicitud rápida
Senior Software Engineer - Factorial Tech Spinoff
Factorial —Barcelona, Barcelona provincia
- Desde 60.500 € al año
- Inglés
- JavaScript
Solicitud rápida
Staff/Lead Fullstack Engineer (Data Structures Expert)
Mimica —Barcelona, Barcelona provincia
- Jornada completa
- Teletrabajo
- Inglés
- Máster
- SQL
- Vacaciones pagadas
- Teletrabajo opcional
Lead Software Engineer
Siemens Energy —Barcelona, Barcelona provincia
- Jornada completa
- DevOps
- SQL
- AWS

Quiero recibir la alerta de empleo más reciente de react developer en barcelona, ct

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Senior Full Stack Developer – GenAI Platform (Back-end focus) - Freelance

Collective.work
Barcelona, Barcelona provincia

Solicitar ahora

Detalles del empleo

Jornada completa | Autónomo
Hace 5 horas

Cualificaciones

Francés
CI/CD
Español
Azure
Node.js
React
Servicio al cliente
DevOps
Inglés
AWS
JavaScript
Terraform
Desarrollo de Back-End
Scripting
APIs
Cloud
Inteligencia artificial

Descripción completa del empleo

Job description

Daily rate: 300€/day

Project context

Project Details

Location: Barcelona
Work mode: Hybrid (1-2 days onsite)
Start date: ASAP
Duration: Until end of 2026
Language(s): English (Mandatory); Spanish or French (Plus)

Project Summary

We are looking for a Senior Full Stack Developer to join our AI products team and contribute to the development of a Multi-cloud GenAI platform (Azure / AWS / Google), with a primary focus on the Secure GPT service. The role is approximately 90% back-end and 10% front-end. The objective is to evolve platform capabilities and ensure secure, scalable, high-quality implementations aligned with business, technical, security, and regulatory requirements.

Goals and deliverables

Main Responsibilities & Key Activities

Design, develop, and enhance features for the Secure GPT service: document understanding, translation, agentic capabilities, web usage, APIs, and automation
Execute end-to-end development activities: study, analysis, technical design, implementation, documentation, testing, and monitoring
Define and track KPIs to monitor usage and support data-informed decisions
Collaborate within an international team and maintain regular communication with the Tech Lead and Product Owner
Implement solutions compliant with security, regulatory, and internal standards
Identify and contribute to improvements in processes, automation, and customer service delivery

Requirements

Experience Required

Mandatory Experience

Minimum 5 years of experience in web application development, ideally within Azure environments
Back-end development with Node.js (JavaScript / TypeScript)
Front-end development with Next.js / React
Full ownership of the testing lifecycle: unit tests and end-to-end (E2E) tests
API design, implementation, and operation
Azure services: App Services, Cosmos DB, Application Insights, monitoring
DevOps practices: Azure DevOps, CI/CD pipelines
Fundamentals of Infrastructure as Code (IaC) and automation scripting
Prompt engineering: drafting, testing, and iteratively improving prompts
Experience with AI APIs and/or frameworks: OpenAI, Anthropic, Gemini, Azure AI; RAG and agentic/agent-based capabilities

Preferred Experience

Terraform and/or Bicep for infrastructure deployment
Observability and monitoring tooling
Background in regulated industries
Azure and API certifications
Knowledge of data security and compliance
Availability for occasional travel to France, Spain, or Portugal

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Senior Full Stack Developer – GenAI Platform (Back-end focus) - Freelance

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Senior Software Engineer | Remote | AI SaaS Software Role

Research Engineer - Tools developer for LSQUANT platform (Theoretical and Computational Nanoscience)

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Quiero recibir la alerta de empleo más reciente de react developer en barcelona, ct

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