TL;DR

Software Engineer (AI): Leading the architectural and technical evolution of a high-throughput real-time bidding platform with an accent on modernization, performance, and scalability. Focus on low-latency distributed systems, large-scale refactoring programs, and cross-functional collaboration.

Location: Barcelona, ES

Company

Microsoft’s mission is to empower every person and every organization on the planet to achieve more.

What you will do

Own technical direction and execution for core components of Impbus, a high-scale, latency-sensitive real-time bidding service at the heart of Microsoft Ads.
Lead design and implementation of scalable, high-performance backend systems operating under strict latency and reliability requirements.
Drive platform modernization and long-term sustainability of critical services, improving code quality, maintainability, and operational safety.
Ensure performance, scalability, and stability of the service as traffic, data volume, and business requirements continue to grow.
Collaborate closely with cross-functional partners (engineering, data science, experimentation, product, and infrastructure) to align technical solutions with business goals.
Provide technical leadership and mentorship, influencing architecture decisions and engineering best practices across teams.

Requirements

Bachelor’s Degree in Computer Science or related technical field AND technical engineering experience with coding in languages including C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
Experience working on high-throughput, production systems where scalability, latency, and stability are critical.
Demonstrated ability to design, evolve, and maintain complex systems over time.
Experience collaborating with cross-functional teams to deliver solutions aligned with business needs.
Problem-solving skills and ability to analyze and address performance or reliability issues in production environments.

Culture & Benefits

Employees who live within a 50- mile commute of a designated Microsoft office in the U.S. or 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week.
Microsoft is an equal opportunity employer.