Jobs and Careers
LO

๐ŸŒŸ Opportunity: Senior Backend Engineer โ€“ Python/FastAPI โ€“ Scalable AI Systems

Login.works
Portugalfull_timeVerifiedPosted 8 Jan 2026

About the role

๐ŸŒŸ Opportunity: Senior Backend Engineer โ€“ Python/FastAPI โ€“ Scalable AI Systems


๐Ÿ“ About our client:
Our client is a fast-growing European AI-native platform redefining the hiring experience. Built on a foundation of real-world impact and cutting-edge technology, their tools help enterprises and candidates connect more meaningfully. With a strong presence across HR and recruiting workflows, theyโ€™re shaping the future of work through smarter, fairer, and faster hiring powered by AI.



๐Ÿš€ Responsibilities:

  • Design and develop high-performance Python APIs using FastAPI

  • Own and maintain backend services critical to AI and recruiting operations

  • Create scalable microservices and asynchronous data pipelines (events, Pub/Sub)

  • Work on data-intensive systems leveraging PostgreSQL, NoSQL, and Redis

  • Build cloud-native infrastructure with Docker, Kubernetes, and Terraform

  • Ensure system performance, reliability, and observability at scale

  • Make architecture decisions with long-term impact

  • Progress toward a Tech Lead role with increased ownership and leadership



๐Ÿ‘ค Profile sought:

๐ŸŽ“ Degree: Bachelor's or Masterโ€™s Degree in Computer Science or related field

๐Ÿ’ผ Experience: 5+ years in backend development with a strong focus on Python

๐Ÿ’ป Expertise in:

  • FastAPI or similar frameworks

  • API design and backend architecture

  • Cloud infrastructure (Docker, Kubernetes)

  • Scalable and production-ready system design

  • ๐Ÿ’ก Strong attention to clean code, reliability, and system performance

  • ๐ŸŒ Languages: English fluency required

  • โœ… Located in Europe and open to remote collaboration

  • ๐Ÿง  Bonus: Interest in AI and its applications within recruiting

๐ŸŒ Benefits & Culture:

  • ๐Ÿ–๏ธ Flexible remote work policy

  • ๐Ÿš€ High-impact role with significant ownership

  • ๐Ÿ’ฐ Tech team bonuses

  • โš™๏ธ Modern stack with real-world scale challenges

  • ๐ŸŒ Direct exposure to cutting-edge AI technologies

  • ๐Ÿ”๏ธ Incredible offsites and team events across Europe

  • โ›ต A passionate and driven tech culture focused on building meaningful systems

๐Ÿ’ผ Department: Tech

๐Ÿ“ Location: Lisbon (Remote-first)

๐Ÿ“† Start date: April 2024

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights โ€” in under 60 seconds.

Apply Now โ†’Generate Application Kit

Free account required โ€” sign up in 30s

Company

Login.works

View company profile โ†’