Senior Backend Developer

aleph· Research & Development
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📍 Madrid, SpainFull time permanent

About this role

Are you ready to join our digital revolution journey?    At Aleph, we’re not just part of the digital advertising landscape—we’re shaping its future. Representing the world’s leading platforms, including TikTok, Amazon, Google, and nearly 55 others, we operate in 130+ markets across new and existing geographies.   Our mission is to empower advertisers and brands to unlock the full potential of these platforms' advertising capabilities. By fostering long-lasting partnerships, we create limitless opportunities for people and businesses to advertise effectively at both local and global levels.   With a presence spanning continents, Aleph offers you the chance to be part of a fast-growing, innovative team where your work makes a direct impact. If you’re ambitious, forward-thinking, and eager to thrive in a dynamic, global environment, Aleph is the perfect place to build your career. We are seeking an experienced Senior Backend Developer who specializes in designing, building, and operating high-throughput, event-driven systems. In this role, you will be a key contributor to our core platform, making critical architectural decisions and mentoring other engineers. You'll be responsible for ensuring our asynchronous services communicate reliably, data flows seamlessly, and our entire ecosystem can scale to meet demand. If you are passionate about message queues, stream processing, and the patterns that make distributed systems work, this is the role for you.

Frequently Asked Questions

Is the salary disclosed for the Senior Backend Developer position at aleph?
The salary for this Senior Backend Developer role at aleph is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Backend Developer position at aleph located?
This Senior Backend Developer role at aleph is based in Madrid, Spain. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Backend Developer role at aleph full-time or part-time?
This is listed as a Full time permanent position. It is posted as a Senior Backend Developer role in the Research & Development department at aleph.
Which team or department does the Senior Backend Developer at aleph belong to?
This Senior Backend Developer position is part of the Research & Development department at aleph. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Backend Developer position at aleph?
Click the "Apply Now" button on this page. You will be redirected to aleph's official application portal hosted on lever where you can submit your application directly.
When was the Senior Backend Developer job at aleph posted?
This Senior Backend Developer position at aleph was posted on Dec 10, 2025. Apply as soon as possible — early applications are often reviewed first.
Senior Backend Developer
aleph
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