Quick Summary
About SINGU
SINGU is transforming how leading real estate companies manage their operations. Our mission is to be Europe's premier platform for warehouse, logistics, retail, and multi-site commercial real estate portfolio management. We empower clients to protect revenue, enhance efficiency, and unlock new value across their business.
Our unified CAFM platform supports daily operations for over 250 million m² of real estate globally, assisting more than 500,000 professionals. Through strategic unions, we now manage over 100,000 buildings in 35+ countries.
Backed by a leading growth equity investor, SINGU is rapidly scaling and partnering with global leaders like Prologis, ECE, CTP, Hillwood, Logicor, GLP, and Unibail-Rodamco-Westfield. Our growth is driven by strategic acquisitions and innovation, upholding our core values of adaptability, collaboration, and client focus.
Join SINGU to help build Europe's leading property operations platform and make a significant impact on the real estate industry.
About the Role
We are seeking an AI Engineer to develop and deploy reliable, observable, and maintainable AI features for our live product.
As the first dedicated AI Engineer, you will own technical decisions for AI integration, including model selection, AI deployment, observability, and safety guardrails.
This is a hybrid role, requiring 2–3 days per week in our Kraków office.
Requirements
- 1+ year of commercial experience delivering AI/LLM features in production environments.
- 5+ years of programming experience.
- Solid understanding of LLM deployment patterns, including RAG, tool use, agents, and streaming, along with their trade-offs.
- Practical experience with prompt engineering, prompt chaining, and evaluation frameworks.
- Experience building AI guardrails and observability pipelines (e.g., input/output validation, latency tracking, cost monitoring).
- Proficiency in evaluating trade-offs across cost, latency, quality, and operational complexity.
- Strong TypeScript skills.
- Understanding of REST API design and integration patterns in distributed SaaS systems.
- Deep understanding of LLM tool-use patterns and agent-to-service communication, including protocols like MCP.
- Professional working proficiency in English for technical documentation, async collaboration, and cross-team discussions.
Nice to Have
- Ability to read and understand PHP (our core backend).
- Experience with AI-driven refactoring or automation initiatives in engineering teams.
- Background in enterprise software or multi-tenant SaaS environments.
Responsibilities
- Design and implement AI integrations within our SaaS product, ensuring reliability, scalability, and production readiness.
- Design AI pipelines and integration patterns for LLM-based features.
- Build guardrail and observability systems for safe, consistent, and auditable LLM outputs, including prompt validation, output filtering, and monitoring with tools like Langfuse.
- Lead MCP (Model Context Protocol) integration across the architecture in a Server-Client model, collaborating with platform and backend engineers.
- Evaluate and select AI models based on inference cost, latency, accuracy, and vendor trade-offs.
- Define and implement evaluation frameworks for testing AI features, covering correctness, performance, regression, and business alignment.
- Maintain and iterate on LLM infrastructure, including key management, multi-vendor proxying, and model lifecycle management.
- Document AI architecture decisions and contribute to engineering knowledge sharing.
Why Join SINGU?
- Competitive Salary: Offering 20'000 - 27'000 PLN net on a B2B contract, or 16'600 – 22'410 gross on a Contract of Employment, depending on experience.
- Impact at Scale: Shape the operational backbone of a high-growth SaaS company with global reach, serving clients like Prologis, CBRE, Unibail-Rodamco-Westfield, Auchan, Savills, NEPI Rockcastle, and Logicor.
- Category Leadership: Join the #1 PropTech brand in facility management, maintenance, and ESG management.
- Organic and M&A Growth: Contribute to our mission to consolidate the market and create a European Champion through strategic M&A.
- Collaborative Culture: Work with a curious, international, and mission-driven team that values learning, ownership, and community.
- Flexibility & Autonomy: Benefit from a hybrid working model, an annual learning budget, and office-led social initiatives (e.g., yoga, soccer, company retreats, happy hours, Wednesday breakfasts), with freedom to drive initiatives.
- Attractive Employment Terms: Enjoy competitive compensation, flexibility between Full Time Employment and B2B contracts, and exciting intra-company career growth opportunities.
If this role aligns with your skills and aspirations, we encourage you to apply and help us build technology that supports critical operations daily.