Senior Backend Engineer (AI)

TL;DR

Senior Backend Engineer (AI): Designing and maintaining backend services for AI-driven platforms with an accent on cloud architecture and distributed systems. Focus on building scalable data integrations, optimizing API performance, and collaborating with ML teams to deploy complex inference workflows.

Location: Hybrid role based in Lisboa, Portugal

Company

hirify.global is a Swiss consultancy firm focused on strategic, technological, and organizational transformation for businesses.

What you will do

• Design, build, and maintain backend services and APIs to support AI-driven features.
• Work with cloud-based architectures and distributed systems.
• Implement secure and scalable data integrations.
• Collaborate with AI/ML teams on model integration and inference workflows.
• Maintain service observability, optimize performance, and ensure operational stability.
• Participate in code reviews and architectural decision-making.

Requirements

• Over 5 years of professional software development experience.
• Strong proficiency in Python, C#, or Kotlin.
• Experience with SQL and relational databases.
• Proven track record of building production-level APIs and backend services.
• Solid understanding of distributed systems and service-based architectures.
• Familiarity with cloud platforms, specifically Azure.

Nice to have

• Experience with event-driven architectures or messaging systems.
• Background in automotive, embedded, or platform environments.
• Exposure to CI/CD pipelines and DevOps practices.

Culture & Benefits

• Focus on professional development and continuous training.
• Collaborative environment valuing trust, transparency, and professional growth.
• Opportunities to work on innovative digital transformation projects.
• Commitment to long-lasting relationships with clients and community impact.