This position is for an international travel-tech company with over 20 years of experience and a strong presence across several European countries.The company specializes in digital travel booking solutions, working with cutting-edge technologies in a multicultural environment that fosters collaboration and technical excellence.Design and implement integration and transformation processes for high-volume data.
Work with Spring Boot, Kafka, MySQL databases, and modern technologies in cloud environments.
there are no immediate paths to management or increased non-technical responsibility.Mandatory Requirements6+ years of experience as a Backend Developer with Java (8, 11, or 17) .
Mastery of Spring Boot.
Knowledge of Spring Batch is highly valued.
Experience with Big Data and relational databases (preferably MySQL).
Fluent conversational English (minimum B2) , as you will work daily in English.
Unit testing proficiency.
We also highly value experience in:Kotlin , even if it is not your primary language.
.
NET projects , provided you maintain solid experience in Java.
Build automation tools (Maven) and version control (Git).
Multithreading , performance optimization, and resource management (Memory/CPU).
AI MindsetWe are looking for professionals who integrate AI into their daily workflow as a fundamental mindset, going beyond coding to optimize tasks, preparation, and communication.Our Selection ProcessWe want our process to be agile, human, and respectful of your time.To get to know you, validate your English, and explain how we support the relocation process.




A deep dive into your real-world experience with Java, architecture, cloud, and data solutions.
Client Interview: Meet the technical team to ensure a strong technical and cultural fit.
Our Value PropositionAs our colleagues say: if you are a Senior professional, you know exactly what you are looking for.
Phase 1: You will begin as a contractor (freelance) , working on European timetable .
Phase 2 (Relocation): We know early mornings are tough!
If there is a strong team match and high technical performance, we will sponsor your Visa (and those of your partner/family) if you do not already have Spanish residency.
Additionally, we provide hands-on support throughout your relocation, including active assistance in finding your new home in Bilbao area.
Once in Bilbao (Basque Country): Salary: 100% transparency regarding salary brackets, ensuring your experience matches local market standards.
Tax Optimization: There are local tax deductions (Foral tax laws) that may seem complex at first, but we will guide you to ensure you pay the legal minimum.
Hybrid & Flexible: We balance remote work with office days a week to foster team collaboration Real Wellbeing: Health Insurance: Partially funded by the company, including reimbursements for physio, dental, psychology, nutrition, and vision.
(While the Basque public health system is excellent, this insurance is also required for the Visa process).
Versátil Remuneration (Factorial Benefits): Save on taxes for meals, transport, or childcare.
Every Thursday in the office, we enjoy traditional Spanish omelets together.

📌 Senior Java Back End Developer (Remote-Hybrid) (Álava)
🏢 Konexio
📍 Álava