We are looking for an experienced Senior Backend Developer (f/m/x) who takes pride in writing high-quality code, enjoys learning and sharing knowledge, and delivers reliable solutions on time.
You will join an international, cross-functional team of experienced software engineers and ML researchers based in Barcelona and Vienna. Together, we build the next generation of award-winning products powered by the latest AI and agentic approaches.
Our team embraces the newest advances in AI-assisted coding to increase speed and productivity – while maintaining high standards for clean architecture, testing, and production-grade code.
Develop and maintain dockerized Python-based web services.
Collaborate with the system architect to evolve and improve our overall architecture.
Own features end-to-end and drive their implementation to ensure on-time delivery.
Design, build, and maintain well-tested web APIs following modern best practices.
Support researchers and ML engineers in integrating our latest AI technologies into production systems.
At least 5 years of experience building and delivering backend applications and services (e.g., RESTful APIs).
Strong professional experience with Python, including writing clean, “Pythonic” code and applying best practices in production systems.
Solid understanding of software design principles for distributed systems.
Good communication skills in English (Spanish or German are a plus).
Ability to work effectively in an agile, multinational, and cross-functional environment.
Keen to embrace the newest advances in AI-assisted coding.
The opportunity to work on exciting, cutting-edge AI products and projects.
A friendly, international team with diverse technical backgrounds.
Flexible working hours and home office options.
A fair and competitive salary that reflects your experience and impact.
Career growth opportunities to further develop your skills and expertise.
The opportunity to participate in the company’s growth through our Employee Stock Option Program (ESOP).
Private health and dental insurance.
Six paid Fridays off during the summer.
Team events, plus free snacks and drinks.
We offer a salary range of €60,000–€75,000 per year, depending on qualifications and experience.
Partium builds an AI-powered Parts Intelligence platform that helps maintenance, supply chain, and after-sales teams find spare parts in seconds – even with incomplete or inconsistent data. Beyond search, we help companies optimize parts data by detecting duplicates, enriching master data, and improving inventory and procurement decisions. Partium is a globally active company with subsidiaries in Austria, Germany, Spain, Canada, and the United States.
Learn more about our culture and what it’s like to work with us at: https://www.partium.io/work-with-us
Located in Barcelona, next to Provença FGC station and just two blocks from Diagonal metro station.
A bright, sunny, and quiet office space in a central location.
Flexible hybrid work policy (remote and office).
Optional post-lunch foosball matches — join if you feel like it.