Senior Backend Engineer

Fotocasa Group; Barcelona; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Health insurance

Hybrid work

25 vacation days

Work from anywhere days

Job summary

Fotocasa Group is seeking a Backend Engineer in Barcelona to lead technical direction in a product team, architect scalable microservices, and deliver high-impact solutions for millions of users. You will mentor engineers, drive design reviews, and own cross-team initiatives, while focusing on end-to-end product impact and engineering excellence.

We value 8+ years in backend, Kotlin/Java, AWS, Docker/Kubernetes, Kafka, and strong ownership.

Qualifications

• 8+ years of backend development experience with high-scale distributed systems.
• Kotlin, Java proficiency.
• Strong system architecture and microservices design skills.
• Experience building microservices with Spring Boot and Spring Cloud.
• Hands-on AWS production experience (Lambda, S3, RDS).
• Docker and orchestration (Kubernetes, ECS, Docker Swarm).
• Kafka streaming and observability tooling (Datadog, Prometheus, Grafana).
• CI/CD practices with SOLID and tested code.
• Agile/Scrum methodologies in delivery.
• End-to-end ownership of initiatives with business impact alignment.
• Vision for simplifying architecture and reducing complexity.
• Mentoring and interview skills; strong cross-team collaboration.
• Fluency in Spanish and English.
• Hybrid work preference, 2 days in the office, 25 vacation days, and 20 WFA days.
• Budget for professional development and certifications.

Responsibilities

• Lead technical direction within the product team and architect scalable solutions.
• Collaborate to analyze problems, define hypotheses, and propose solutions.
• Validate hypotheses through iterative experiments and a fail-fast culture.
• Drive engineering evolution via emerging technologies and best practices.
• Align cross-team to deliver stakeholder-satisfying solutions.
• Mentor engineers, lead design reviews, and promote engineering excellence.
• Own cross-team initiatives bridging product strategy and tech execution.
• Consider end-to-end product experience in technical decisions.

Skills

Backend architecture

Kotlin

Java

Microservices

Spring Boot

Spring Cloud

AWS

Docker

Kubernetes

Kafka

Observability

CI/CD

SOLID

Testing

Agile/Scrum

Leadership

Mentoring

Cross-team

Tools

Spring Cloud

Datadog

Prometheus

Grafana

Docker Swarm

ECS

Job description

Join the Fotocasa Group Tech Team as an Backend Engineer!

We are Fotocasa Group, Spain’s real estate tech leaders.

Now part of the Scout24 Group, we are stronger than ever. We are combining our local market expertise with the power of a leading European digital ecosystem. Our mission: to connect people and homes through intelligent tools and the best market offerings.

We are currently redesigning our processes and culture to lead the market. If you’re a status-quo-challenger who thrives on innovation and matchmaking, we want you on board for this journey!

As a Backend Engineer, you will work in one of the product teams by providing services and solutions that would help millions of users.

What You’ll Do:

• Lead technical direction within your product team, architecting scalable solutions that support millions of users.
• You will work closely together with the team to analyze problems and define hypotheses to solve them, even being able to propose solutions with ambiguity.
• Those hypotheses will be validated through iterative solutions, experimentation, and a fail‑fast culture.
• Be a driver of technical evolution within the Backend community, identifying and introducing emerging technologies and best practices from the industry to continuously raise the engineering bar across the organization.
• Align between several teams is important to provide solutions that could fit all stakeholders at the right moment.
• You will mentor other engineers, lead technical design reviews, and foster a culture of engineering excellence
• You will take ownership of cross‑team initiatives, bridging the gap between product strategy and technical implementation.
• You will think beyond the backend: understanding the full end-to-end product experience and ensuring technical decisions are grounded in business and user impact.

What We’re Looking For

Technical skills

• 8+ years of experience in backend development, with significant experience in high‑scale distributed systems.
• Kotlin, Java.
• Deep experience in system architecture, microservices design patterns, and performance optimization.
• Experience building microservices (Spring boot, spring cloud).
• Hands‑on experience with AWS services (e.g. Lambda, S3, RDS) in production environments.
• Experience with Docker and container orchestration tools like Kubernetes, ECS, Docker Swarm.
• Experience with streaming processing tools like Kafka.
• Experience with observability and monitoring tools (e.g. Datadog, Prometheus, Grafana), including defining alerting strategies and SLOs.
• Experience with CI/CD tools.
• Good development practices (SOLID, testing), security care and proficiency in building well‑tested code.
• Experience working with Agile frameworks (scrum).
• Ability to drive technical initiatives end‑to‑end, from problem definition to delivery, with a high level of ownership and attention to detail.
• You will own the technical vision: simplifying our architecture, reducing accidental complexity, and ensuring every technical decision is grounded in business alignment and long‑term engineering excellence.
• Accelerate metrics
• Mentoring and Interviewing skills
• Cross‑Team Collaboration: Strong communication skills with a proven ability to align multiple engineering teams.
• Pragmatic & Outcome‑Driven: Focused on delivery, strong ownership, and operational excellence.
• DevEx & Team Growth: Passionate about improving developer experience, mentoring, and elevating team performance.
• Technical Leadership: Expert in architectural trade‑offs, leading technical discovery, and navigating ambiguity.
• Talent Acquisition: Experienced in conducting technical interviews.
• Fluency in Spanish and English.
• Competitive Salary + Bonus: We offer a package that reflects your experience and impact.
• Flexibility & Balance: Enjoy a hybrid work model (2 days in the office), 25 vacation days, and 20 "work from anywhere" days per year.
• Professional Development: Grow your skills with an individual budget dedicated to your training and certifications.
• Top‑Tier Offices: Work from our incredible spaces in Glòries (Barcelona), featuring terraces, an on‑site canteen, and free breakfast.
• Health Insurance: Stay covered with 100% premium health insurance for you.
• Flexible Remuneration: Save on taxes with options for public transport, gym memberships, childcare, meals, and family health coverage.
• State‑of‑the‑Art Tech: We’ll provide you with the latest equipment and hardware to do your best work.

Fotocasa Group is an equal opportunity employer. We value diversity and do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, or disability status.

Don’t meet every single requirement? Apply anyway. Research shows that women and people from underrepresented groups often only apply if they meet 100% of the qualifications. We recognize that talent comes in many forms, and we strongly encourage individuals from historically excluded groups to apply. We’d love the chance to hear your story and see how you can contribute to our team.