Python Backend Engineer for AI & LLM Apps

ScienTec Consulting Pte. Ltd.; Singapore; On-site; SGD 67,000 - 112,000; Part time

Benefits offered by this job

AWS

Job summary

ScienTec Consulting Pte. Ltd. in Singapore seeks a Backend Engineer with strong Python development experience to build scalable backend services and AI-powered applications, including LLM and chatbot solutions.

You will work closely with product, AI/ML and engineering teams to develop APIs, integrate AI models and deliver reliable production-grade applications. Key responsibilities include designing and maintaining backend applications using Python, building RESTful APIs, integrating LLM-powered

Qualifications

• Degree in Computer Science, Software Engineering, Information Technology or related field.
• Experience in backend/software development with strong Python

Responsibilities

• Design, develop and maintain backend applications and services using Python.
• Build scalable and secure RESTful APIs / backend services to support web, mobile and AI applications.
• Develop and enhance LLM-powered applications and conversational chatbot solutions.
• Integrate applications with Large Language Models (LLMs) and external AI/model APIs.
• Implement Retrieval-Augmented Generation (RAG) workflows to retrieve relevant enterprise information and improve LLM responses.
• Develop data ingestion, document processing, embedding and retrieval workflows for AI applications.
• Work with vector databases/search technologies to support semantic search and knowledge retrieval.
• Implement prompt engineering, context management and conversation workflows for chatbot applications.
• Integrate backend services with databases, enterprise systems and third-party APIs.
• Develop reusable and maintainable backend components following best practices.
• Perform unit testing, integration testing, debugging and performance optimisation.
• Monitor and troubleshoot application performance and production issues.
• Implement authentication, logging and secure API development.
• Containerise and deploy applications using Docker and cloud environments.
• Participate in code reviews and contribute to architecture and design.

Skills

Python

Backend development

REST APIs

LLM / Generative AI

Chatbot development

Problem solving

Collaboration

Education

Bachelor's degree in Computer Science or related

Tools

FastAPI

Flask

Django

Docker

CI/CD

AWS

Azure

GCP

PostgreSQL

MongoDB

OpenAI

LangChain

LlamaIndex

Redis

Job description

ScienTec Consulting Pte. Ltd. in Singapore seeks a Backend Engineer with strong Python development experience to build scalable backend services and AI-powered applications, including LLM and chatbot solutions.

You will work closely with product, AI/ML and engineering teams to develop APIs, integrate AI models and deliver reliable production-grade applications. Key responsibilities include designing and maintaining backend applications using Python, building RESTful APIs, integrating LLM-powered