Fullstack engineer Java + React+ IA (100% teletrabajo)
Skills
Location
Languages
Fluent SpanishIntermediate English
Job Description
We're looking for a Fullstack Engineer with a focus on backend development (Java) and real experience in AI (OpenAI, LangChain) to create innovative process flow solutions from documentation, specifically aimed at transforming the pharmaceutical sector.
🎯 Responsibilities
- Design, develop, and maintain backend systems using Java
- Develop and maintain frontend components with React
- Integrate APIs and manage relational databases (PostgreSQL/MySQL)
- Leverage AI tools (OpenAI, LangChain, LangGraph) to generate process automation solutions
- Work with Docker and CI/CD environments
- Participate in the design and implementation of complex, product-oriented architectures
🛠️ Requirements
- Solid experience with backend development using Java
- Professional experience working with React for frontend development
- Experience with PostgreSQL and/or MySQL
- Hands-on experience in Artificial Intelligence, especially with OpenAI, LangChain, LangGraph
- Familiarity with Docker and CI/CD workflows
- Experience in building and maintaining complex systems oriented towards products
🤗 We offer
- 100% remote work with a permanent contract
- 26 days off per year (22 vacation, 2 personal days, December 24th and 31st guaranteed holidays)
- Flexible working hours: Mon-Thu 8:30-18:00, Fri 8:00-15:00; Summer schedule July & August 8:00-15:00
- Continued professional growth with access to official certifications, Udemy Business, TechDays, Meetups, and an extensive training calendar
- Wellbeing and team-building initiatives
- Recognition programs and a feedback-driven culture
- Flexible benefits plan (health insurance, transport, childcare, meal vouchers)
- Special surprises for milestones such as work anniversaries, birthdays, and more
Photos

Location
Madrid