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Senior Backend Developer (Kotlin | Spring Boot | AWS)

Remote, Madrid·Added 1 month ago (last checked 16 Oct)

knowmad mood

346 open roles

Overview

Payments
12 or 14 salary payments a year
Work mode
Remote (Madrid)
Contract
Permanent contract
Hours
Jornada intensiva on Fridays and in summer
Experience
Senior level
Benefits
Private health insurance, flexible pay plan, meal vouchers

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Skills

This job advert was originally written in Spanish.

Pay & benefits

What you'll get

  • Permanent contract

  • Remote work model 🏡. Option to work from the office, but always at the employee's choice.

  • Flexible hours ⏰: flexible schedule with entry at 8:30 AM and exit at 6:00 PM, with intensive working hours on Fridays from 8:00 AM to 3:00 PM, and intensive working hours in summer (July and August) from 8:00 AM to 3:00 PM.

  • Vacation 🌴: 22 vacation days + 2 personal days, plus December 24 and 31 off.

  • Permanent contract 📄: From day one, with the option of 12 or 14 payments.

  • Flexible compensation 💳: Restaurant card, childcare voucher, health insurance, training, and other benefits with tax advantages.

  • Benefits club 🎁: Discounts on technology, leisure, and training.

  • Continuous training 📚: Access to Udemy Business, language courses, official certifications, and technical training.

  • Career plan 🚀: Support to grow, specialize, or take on new challenges.

  • Comprehensive well-being 💚: Nutrition, physical activity, and emotional balance programs.

  • Work-life balance +LIFE 👨 👩 👧 👦: Personal and family support 24/7.

  • Inclusive environment 🌍: Diverse and multicultural setting.

  • Social events 🎮: Activities to connect with the team.

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At knowmad mood, we are committed to equal opportunities and respect for diversity. We apply our Equality Plan and the principle of non-discrimination in all our recruitment processes.

The role

What you'll do

You will be part of the Backend development team, participating in initiatives such as:

  • Design and development of new Backend functionalities.

  • Implementation of auditing, traceability, and security solutions.

  • Evolution of event-based deployment pipelines.

  • Development of integrations with third-party APIs.

  • Optimization of performance and service response times.

  • Management of users and role-based authorization models (RBAC).

  • Functional adaptation for multi-language and multi-market environments.

  • Continuous improvement of technical quality and consolidation of the product architecture.

description

We are knowmad mood!

We are a leading company in digital transformation, constantly evolving and at the forefront of technology.

Made up of more than 3,000 creative, digital, and innovative people connected by a shared purpose and capable of building connections with people around the world. A responsible, flexible team with a high capacity to adapt to the needs of our clients and the market, while delivering value, vision, creativity, expertise, professionalism, and passion for technology in every project.

The values that guide our path and lead us toward excellence are collaboration, innovation, commitment, fun, and trust.

🚀 Would you like to participate in the evolution of an international online vehicle sales platform?

We are looking for a Senior Backend Developer to join a strategic project within a high-demand digital platform, working in cloud environments, modern architectures, and agile, business-oriented teams.

What are we looking for?

✅ Solid experience in

  • Kotlin

  • Spring / Spring Boot

  • AWS

✅ Experience working with

  • Hexagonal Architecture

  • Event Driven Architecture (EDA)

  • Domain Driven Design (DDD)

  • REST APIs and microservices

  • Continuous integration and continuous deployment (CI/CD)

  • Testing (TDD and/or BDD)

  • Observability and monitoring

✅ Ability to:

  • Analyze business requirements and transform them into technical solutions.

  • Make pragmatic decisions oriented toward providing value.

  • Work autonomously in agile environments.

  • Collaborate with multidisciplinary teams.

  • English B2 (highly valued).

About knowmad mood

knowmad mood is an IT consulting and technology services company based in Madrid, Spain, specializing in digital transformation, cloud infrastructure, data engineering, cybersecurity, and enterprise software development. With a strong focus on emerging technologies like AI, automation, and DevOps, the company serves clients across sectors including insurance, retail, and manufacturing, offering both project-based consulting and managed services. They operate with a distributed team model, supporting remote and hybrid work across Spain.

For international professionals, knowmad mood offers a dynamic and flexible work environment with many roles available as 100% remote or hybrid positions across Spain, including in Madrid, Barcelona, and Palma de Mallorca. The company emphasizes continuous learning and innovation, making it an attractive option for tech talent looking to work on modern stacks like Java, Kubernetes, Azure, GCP, and AI platforms. While the company is Spanish-founded, its client base and project scope often require English proficiency, providing opportunities for non-Spanish speakers to integrate.

Industry
IT Consulting
Founded
2010
Employees
500–1,000
Headquarters
Madrid, Spain
In Spain
Madrid, Barcelona, Palma de Mallorca

Good to know if you are moving

  • Many roles are offered as 100% remote within Spain, providing flexibility for international hires to live anywhere in the country.
  • The company has offices in Madrid, Barcelona, and Palma de Mallorca, offering options for hybrid work in major Spanish cities.
  • English proficiency is required for many positions, making it accessible for non-Spanish speakers.
  • knowmad mood focuses on modern technologies like Java, Kubernetes, Azure, GCP, and AI, offering opportunities to work on cutting-edge projects.
  • The company supports professional development with a strong emphasis on certifications and continuous learning.
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