Senior Fullstack Engineer (Java/kotlin + React)

parser; Madrid; Presencial; EUR 50.000 - 70.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Highly competitive compensation package

Medical insurance

Opportunity for significant growth

Descripción de la vacante

Parser is seeking a motivated Senior Fullstack Engineer in Madrid to join our Engineering team. You'll work on impactful projects using Java, Kotlin, and React, designing and building solutions that are vital to our mission.

In this role, you will write high-quality code, mentor others, and enhance existing systems. We value creativity and collaboration, offering a competitive compensation package, medical insurance, and the chance to grow within a multicultural community.

Formación

• Experience in modern programming languages like Java, Kotlin, and Python.
• Strong understanding of computer science fundamentals such as data structures and algorithms.
• Passion for learning and improving coding practices.

Responsabilidades

• Write high-quality, maintainable code across the full stack.
• Participate in all phases of development within a cross-functional Agile team.
• Engage in technical mentorship and code reviews.
• Collaborate with stakeholders to shape product direction.

Conocimientos

Strong programming skills in Java

Strong programming skills in Kotlin

Experience with React

Understanding of RESTful APIs

Knowledge of cloud platforms (AWS, GCP, Azure)

Familiarity with SQL and NoSQL databases

Strong communication skills

Passion for clean, maintainable code

Descripción del empleo

Senior Fullstack Engineer (Java/kotlin + React)

At Parser, we're searching for full stack enthusiasts who are highly motivated, collaborative, and excited to be part of our Engineering team.

Key Responsibilities

As a Full Stack Engineer, you'll work on impactful projects using cutting-edge technologies. Collaborating with talented engineers across frontend, backend, and infrastructure, you'll design and build solutions critical to Parser's mission.

You will:

• Write high-quality, maintainable and testable code in Java, Kotlin, TypeScript, Python or other modern stacks.
• Build across the full stack — frontend web applications, backend services, APIs, and data flows.
• Work in a cross-functional Agile team, participating in all development phases 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 Tech Stack & Skills

We value curiosity, creativity, and a passion for building great products. While we don't believe in rigid checklists, experience or interest in the following areas is a plus:

• Strong programming skills in modern languages (Java, Kotlin, Python, JavaScript, etc.)
• Experience with frontend frameworks like React
• Understanding of backend technologies and RESTful APIs
• Knowledge of cloud platforms such as AWS, GCP, or 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)
• Strong communication and collaboration skills
• A drive to learn and improve — both yourself and the systems you build

As a Team, We love to:

• Build reliable, scalable systems that empower millions of travellers
• Keep our codebase clean and architecture elegant
• Learn from each other, share knowledge, and grow together
• Celebrate wins, reflect on misses, and always aim higher

Location

• This role can be based in Spain (Madrid).

Some of the benefits you’ll enjoy working with us

• A highly competitive compensation package.
• Medical insurance.
• The chance to join an organization with triple digit growth that is changing the paradigm on how software products are built.
• The opportunity to form part of an amazing, multicultural community of tech experts.