Senior Generative AI Solutions Architect | RAG & LLM

REGTECH INSIGHT PTE. LTD.; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

REGTECH INSIGHT PTE. LTD. is seeking an experienced Generative AI Engineer / Technical Lead to design and develop enterprise AI solutions with a focus on Generative AI, LLMs, RAG, AI agents and financial document intelligence.

The role involves building scalable backend services and APIs using Python, FastAPI and microservices, integrating LLMs with enterprise systems, and providing technical leadership across AI engineering initiatives.

Qualifications

• Minimum 8 years of software engineering experience, including relevant experience in Generative AI.
• Strong hands-on experience in Python and backend development.
• Experience developing RAG, LLM and AI-agent based applications.
• Hands-on experience with LangChain, LangGraph or equivalent frameworks.
• Strong understanding of vector databases, embeddings and semantic search.
• Experience with Weaviate, Pinecone, Qdrant or similar technologies.
• Experience with OpenAI, Claude, Llama or AWS Bedrock.
• Experience with FastAPI, REST APIs, microservices and scalable backend systems.
• Good knowledge of SQL, PostgreSQL, MongoDB and Redis.
• Experience with AWS, Docker, Kubernetes and CI/CD.
• Knowledge of AI evaluation, prompt engineering, guardrails and security.
• Strong analytical, problem-solving and communication skills.

Responsibilities

• Design and develop Generative AI and RAG-based applications for enterprise and financial document use cases.
• Develop AI agents and agentic workflows using LangChain, LangGraph or similar frameworks.
• Build retrieval solutions using embeddings, vector databases, semantic search, reranking and contextual retrieval.
• Develop AI-powered solutions for financial document analysis, comparison, validation and information extraction.
• Integrate LLM platforms including OpenAI, Claude, Llama and AWS Bedrock.
• Implement AI evaluation, observability and safety mechanisms to improve response accuracy and reduce hallucinations.
• Develop scalable backend services and APIs using Python, FastAPI and microservices architecture.
• Work with PostgreSQL, MongoDB, Redis and vector databases.
• Deploy and manage applications using AWS, Docker and Kubernetes.
• Develop CI/CD pipelines and follow software engineering practices including testing, code quality and version control.
• Provide technical guidance and mentorship to engineering team members.
• Collaborate with product and business teams to translate requirements into scalable AI solutions.

Skills

Generative AI

Python

Backend development

LangChain

LangGraph

Vector databases

Embeddings

Semantic search

OpenAI

Claude

Llama

AWS Bedrock

FastAPI

REST APIs

Microservices

PostgreSQL

MongoDB

Redis

Docker

Kubernetes

CI/CD

AI evaluation

Prompt engineering

Guardrails

Communication

Tools

Weaviate

Pinecone

Qdrant

AWS Textract

Job description

REGTECH INSIGHT PTE. LTD. is seeking an experienced Generative AI Engineer / Technical Lead to design and develop enterprise AI solutions with a focus on Generative AI, LLMs, RAG, AI agents and financial document intelligence.

The role involves building scalable backend services and APIs using Python, FastAPI and microservices, integrating LLMs with enterprise systems, and providing technical leadership across AI engineering initiatives.