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Senior Fullstack Developer (Java & React)

Tecnología
Sngular
León, EspañaHace 1 mesHasta 23/11/2026

Descripción del puesto

Overview In this role you will build robust, scalable software end-to-end, from backend services to rich frontend interfaces. You will work within an AI-driven, Spec-Driven Development environment and collaborate with a cross-functional team to accelerate delivery. You will explore and apply generative AI tools to optimize workflows and integrate AI contexts with microservices architectures.

This position emphasizes high-quality code, secure and maintainable design, and cloud deployment across major platforms. A strong focus on collaboration, agility, and impact within a diverse team will shape the product and its user experience.

Compensaciones / Beneficios Budget for training

Welcome pack

Wellbeing pack

2 days for technical events

Birthday day off

Udemy access

Responsabilidades AI and agent integration: research and implement modern AI frameworks and connect LLMs with the system

Advanced architecture and AI: develop microservices-based, hexagonal architectures with vector databases

Spec-driven API design: build and consume REST APIs with Spec-Driven Development and automatable contracts

Modern frontend ecosystem: manage complex client-side state with React-related tools and TypeScript

Quality, security, and clean code: apply SOLID, testing strategies, and secure AI integration patterns

Cloud deployment and infrastructure: deploy and optimize solutions across AWS, Azure, GCP or similar

Requisitos principales 3+ years of experience in Java (Spring Boot) and React fluent communication skills and agile mindset experience with AI tools/frameworks and integrating AI into workflows ability to design and implement REST APIs and microservices familiarity with CI/CD practices experience with frontend state management libraries (React Redux, Pinia, Zustand) and TypeScript communication agile mindset team collaboration

Java (Spring Boot)

React

React Redux

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