AI Engineer | Contract

Manpower Staffing Services (Singapore) Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Manpower Staffing Services (Singapore) Pte Ltd is seeking an experienced AI/ML software engineer to maintain and evolve the Chatbook application. You will design and build AI solutions using LLMs, RAG, and agentic frameworks, and collaborate with PMs, architects, and stakeholders to deliver production-grade applications on AWS.

The role requires expertise in LangChain, LlamaIndex, and related tools, plus strong REST API, containerisation, and CI/CD skills.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• Experience building AI agents and multi-agent systems with LangChain, LlamaIndex, LangGraph, AutoGen or CrewAI, with knowledge of agentic design patterns.
• Experience with MCP-based integrations and maintaining GenAI/agentic applications in production, including guardrail implementation.
• Knowledge of LLMOps practices — prompt management, model evaluation, observability tools, AI governance, and responsible AI principles.
• Strong fundamentals in clean code, design patterns, testing, REST API development, containerisation, orchestration, and CI/CD pipelines.
• Proficiency in Next.js / React, Python, TypeScript, and Tailwind CSS.

Responsibilities

• Maintain and evolve the Chatbook application ensuring stability and performance.
• Design and build AI solutions leveraging LLMs, RAG, and agentic frameworks.
• Collaborate with Project Managers, Solution Architects, and stakeholders to deliver production-grade AWS-based AI apps.
• Document architecture, codebase, and integrations during knowledge transfer.
• Perform maintenance including updates, bugs, performance tuning, and incident resolution.
• Build MCP-based integrations and agentic pipelines for enterprise system connectivity.

Skills

LangChain

LlamaIndex

LangGraph

AutoGen

CrewAI

Agentic design patterns

REST API

Next.js

Python

TypeScript

Tailwind CSS

Education

Bachelor’s degree in Computer Science

Tools

AWS Lambda

API Gateway

S3

CloudWatch

IAM

AWS Bedrock

Anthropic Claude

Government Cloud

Job description

Job scopes

• Maintain and evolve the existing Chatbook application, ensuring stability, performance, and continuity of service.
• Design and build new AI solutions leveraging LLMs, retrieval-augmented generation (RAG), and agentic frameworks.
• Collaborate with Project Managers, Solution Architects, and business stakeholders to deliver production-grade AI applications on AWS.
• Take over the Chatbook Application through structured knowledge transfer, documenting existing architecture, codebase, and integrations.
• Perform ongoing system maintenance including updates, bug fixes, performance tuning, and incident resolution.
• Design and develop end-to-end AI solutions using LLMs, RAG architectures, and agentic frameworks.
• Build MCP-based integrations and agentic pipelines for enterprise system connectivity.
• Implement monitoring and observability for AI model performance and agentic behaviour.
• Translate business and stakeholder requirements into robust, AI-powered solutions.

Job Requirements

• Bachelor’s degree in Computer Science or a related discipline
• Working experience building AI agents and multi-agent systems using frameworks such as LangChain, LlamaIndex, LangGraph, AutoGen, or CrewAI, with good knowledge of agentic design patterns (planning, tool use, memory, reflection).
• Experience with MCP-based integrations and maintaining GenAI/agentic applications in production, including guardrail implementation and application evaluation.
• Knowledge of LLMOps practices — prompt management, model evaluation, observability tools (e.g., LangSmith), AI governance, and responsible AI principles.
• Good fundamentals in clean code, design patterns, testing, REST API development, containerisation, orchestration, and CI/CD pipelines.
• Proficiency in Next.js / React, Python, TypeScript, and Tailwind CSS.
• Proficiency in relational and NoSQL databases, with familiarity in vector databases for semantic search.
• Experience with AWS cloud services including Lambda, API Gateway, S3, CloudWatch, and IAM.
• Hands-on experience with AWS Bedrock to orchestrate foundation models such as Anthropic Claude, including Knowledge Bases, Agents, and Guardrails.
• Experience developing and deploying applications on Government Commercial Cloud

Hibah Bakhtavar | EA License No. 02C3423 | Personnel Registration No. R21103109