AI Application Engineer (Stablecoin Payments)

Budget: Up to $20k/mth

About our client

We are hiring on behalf of a MAS-licensed Major Payment Institution (MPI) based in Singapore. The company builds stablecoin payment infrastructure for businesses and individuals globally, enabling real-time fiat-stablecoin swaps, merchant acceptance, and compliance-grade settlement. Backed by a leading regional VC, they recently closed a Series A funding round and are expanding into new licensed markets including Europe.

What you will be doing

• Build LLM-powered applications including Agent workflows, intelligent Q&A systems, automated reporting, and process automation assistants
• Design and implement RAG systems — chunking strategies, embedding management, vector database integration, and retrieval optimisation
• Build AI Agents with tool calling and function calling capabilities to orchestrate complex multi-step business processes such as merchant onboarding, do...