Full Stack Engineer (Java/Kotlin + React) | Up To 75K | Hybrid (Madrid)

Talent-R; Madrid; Presencial; EUR 55.000 - 75.000; Jornada completa

Descripción de la vacante

A leading international travel-tech company seeks a Senior Fullstack Engineer in Madrid. This hybrid role involves working with Java, Kotlin, and React, writing maintainable code, and mentoring peers. Join a multicultural team with a competitive salary up to €75k and opportunities for professional growth.

Servicios

Highly competitive compensation package

Medical insurance

Hybrid work setup

Opportunities to empower millions of travelers

Formación

• Solid experience in full-stack development using Java and Kotlin.
• Proficiency in React or similar frontend frameworks.
• Experience with modern cloud environments.

Responsabilidades

• Write high-quality, maintainable, and testable code.
• Build frontend web applications and backend services.
• Provide technical mentorship and engage in architectural discussions.

Conocimientos

Strong programming skills in Java, Kotlin, Python, JavaScript

Experience with frontend frameworks like React

Understanding of backend technologies and RESTful APIs

Knowledge of cloud platforms (AWS, GCP, Azure)

Familiarity with SQL and NoSQL databases

Solid understanding of computer science fundamentals

Passion for clean, maintainable code

Excellent communication and collaboration skills

Drive to learn and improve

Descripción del empleo

About the job

Location: Madrid (Hybrid)

Seniority: Senior

Position: FULLSTACK ENGINEER

We are looking for our client a leading international travel-tech company scaling our engineering hub in Madrid. We’re transforming the travel experience by building innovative, reliable, and scalable software used by millions of travelers worldwide.

About the Role

We are looking for a Senior Fullstack Engineer (Java / Kotlin + React) who is highly motivated, collaborative, and passionate about building impactful projects. If you enjoy working across the stack—from frontend to backend and infrastructure—and want to influence architecture, mentor peers, and improve performance at scale, this role is for you.

As a Fullstack Engineer, you will :

• Write high-quality, maintainable, and testable code in Java, Kotlin, TypeScript, Python, or other modern stacks.
• Build frontend web applications, backend services, APIs, and data flows.
• Participate in cross-functional Agile teams, from planning to production.
• Provide technical mentorship, conduct code reviews, and engage in architectural discussions.
• Continuously improve systems for scalability, performance, and resilience.
• Collaborate with stakeholders to shape product direction and make architecture decisions.

Required Skills & Tech Stack

We value curiosity, creativity, and a passion for building great products. Experience or interest in the following is a plus:

• Strong programming skills in modern languages (Java, Kotlin, Python, JavaScript, etc.)
• Experience with frontend frameworks like React, Vue, or Angular
• Understanding of backend technologies and RESTful APIs
• Knowledge of cloud platforms (AWS, GCP, Azure)
• Familiarity with SQL and NoSQL databases
• Solid understanding of computer science fundamentals (data structures, algorithms, system design)
• Passion for clean, maintainable code and modern practices (CI / CD, TDD, DevOps)
• Excellent communication and collaboration skills
• A drive to learn and improve, both yourself and the systems you build

What We Offer

• Join one of the fastest-growing travel-tech organizations, changing how software products are built
• Be part of an amazing multicultural community of tech experts
• Highly competitive compensation package up to 55k-75k
• Medical insurance
• Hybrid work setup in Madrid
• Opportunities to build reliable, scalable systems that empower millions of travelers
• A team culture that encourages knowledge sharing, learning, celebrating wins, and aiming higher

If you’re ready to take on an exciting challenge and grow with a disruptive travel-tech company, we want to hear from you!