Remote Senior AI Product Engineer - AI Workflow Innovator

PayFit Ltd.; Barcelona; Remote; EUR 90,000 - 150,000; Full time

Benefits offered by this job

Flexibility to work remotely in France

Learning & Development

Career development

Health insurance

Meal card

Home office budget

Parental leave

Time off

Job summary

PayFit Ltd. is hiring for a senior AI-enabled software engineer to help shape the future of work through intelligent automation.

You’ll join the AI Enablement team and collaborate with the Engineering framework team to deliver production-ready AI features that integrate with core systems and business processes. You will partner with business owners to identify high-value workflows, design scalable AI solutions, and ensure security, observability, and maintainability across deployments.

Qualifications

• 7+ years of software engineering experience, including API and systems design.
• Proven hands-on experience building with LLMs, agents, or AI workflow automation in production.
• Product sense: move from ambiguous business problems to reliable production solutions.
• Care for security, permissions, evaluation, observability, and maintainability in AI-enabled systems.
• Comfort working directly with non-technical users and collaborating across engineering and business teams.
• Ownership mindset across discovery, delivery, production quality and iteration.

Responsibilities

• Partner with business users to map workflows and turn needs into AI-powered solutions that teams actually adopt day-to-day.
• Design and implement integrations with APIs, applications, and data sources; build agent orchestration, retrieval, and custom capabilities.
• Ship production-ready AI features with evaluation, monitoring, exception handling, and human review where needed to ensure accuracy and safety.
• Prioritise opportunities with named business owners, baselines, and criteria focused on value and feasibility.
• Iterate using user feedback and quality/time-saved signals to improve reliability and adoption.
• Co-develop reusable components and patterns with the Application Framework team to scale safely.
• Increase autonomy in business teams by creating templates and training local champions.

Skills

Software engineering

API design

LLMs & AI workflows

Product sense

Security & observability

Cross-functional collaboration

Job description

PayFit Ltd. is hiring for a senior AI-enabled software engineer to help shape the future of work through intelligent automation.

You’ll join the AI Enablement team and collaborate with the Engineering framework team to deliver production-ready AI features that integrate with core systems and business processes. You will partner with business owners to identify high-value workflows, design scalable AI solutions, and ensure security, observability, and maintainability across deployments.