20 publicaciones de empleo destacadas de stack 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
11h
Software Developer
Centiro —Barcelona, Barcelona provincia
- Trabajo híbrido
- Informática
- Oficina
- JavaScript
- Plan de pensiones
Software Developer
Amphora Logistics —Barcelona, Barcelona provincia
- Teletrabajo
- DevOps
- Bases de datos
- AWS
- Seguro médico privado
Solicitud rápida
Senior Full Stack Developer
PPG —Barcelona, Barcelona provincia
- Jornada completa
- Azure
- Informática
- DevOps
Solicitud rápida
Backend Developer
Flowbox —Barcelona, Barcelona provincia
- Trabajo híbrido
- Inglés
- Oficina
- AWS
Desarrollador Full Stack
Giesecke+Devrient —Sant Joan Despí, Barcelona provincia
- Jornada completa
- Trabajo híbrido
- Inglés
- Java
- Bases de datos
- Formación continua
- Flexibilidad horaria
IA Engineer
Merlin Digital Partner —Barcelona, Barcelona provincia
- Trabajo híbrido
- JavaScript
- Inteligencia artificial
Solicitud rápida
Experienced Frontend Software Engineer - Payment & Basket (m/f/d)
MEDIA MARKT SATURN TH SERVICES BARCELONA, S.A. —Barcelona, Barcelona provincia
- Jornada completa
- Español
- Inglés
- Oficina
- Abono gimnasio
Solicitud rápida
6h
Technical Team Lead, Contract
Xcelirate —Barcelona, Barcelona provincia
- Teletrabajo
- AWS
- JavaScript
- Linux
Solicitud rápida
Frontend Developer Vue.js Senior
Beigar —Barcelona, Barcelona provincia
- Jornada completa
- Trabajo híbrido
- Inglés
- JavaScript
- Liderazgo
Solicitud rápida
Desarrollador/a de software e IA | WeAI
JUNGLE 21, S.A. —Barcelona, Barcelona provincia
- Trabajo híbrido
- Español
- DevOps
- Inglés
Solicitud rápida
AI Systems Engineer
Platform Engineering Masters —Barcelona, Barcelona provincia
- Jornada completa
- Teletrabajo
- Desarrollo de software
- APIs
- Inteligencia artificial
Java Engineer
Q-tech —Sant Vicenç dels Horts, Barcelona provincia
- 35.000 € al año
- Jornada completa
- Informática
- Java
- Desarrollo de software
- Flexibilidad horaria
4d
Site Reliability / DevOps Engineer - 100% Remote (m/f/d)
Digistore24 —Barcelona, Barcelona provincia
- Jornada completa
- Teletrabajo
- Microsoft Excel
- DevOps
- Inglés
Manager - Software Development
Shipco IT —Barcelona, Barcelona provincia
- Jornada completa
- Informática
- DevOps
- Oficina
Solicitud rápida
Senior Java BackEnd Developer – Spring Boot / Kubernetes / Kafka – Barcelona (Híbrido)
The White Team —Barcelona, Barcelona provincia
- Trabajo híbrido
- Inglés
- Java
- SQL
- Seguro dental
Senior AdTech
Softonic —Barcelona, Barcelona provincia
- Trabajo híbrido
- Español
- Inglés
- JavaScript
- Teletrabajo opcional
Solicitud rápida
Senior Software Engineer
EQS Group GmbH —Barcelona, Barcelona provincia
- Jornada completa
- Trabajo híbrido
- Inglés
- Oficina
- Máster
18h
Freelance Head of SEO (Strategic Lead)
Netenders Holding —Barcelona, Barcelona provincia
- Teletrabajo
STACKIT Developer Experience - Container Registry - Software Engineer (m/f/d)
Schwarz Corporate Solutions —Barcelona, Barcelona provincia
- Jornada completa
- APIs

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

Collective.work
Barcelona, Barcelona provincia

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Detalles del empleo

Jornada completa | Autónomo
Hace 11 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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