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Senior/Staff Software Engineer - Conversational AI

ExpressVPN

SingaporeFull-timeOn-site

Posted 3 Jun 2026

About this role

Lead the end-to-end development of production-grade conversational AI systems, focusing on LLM agents, RAG, and guardrails. Design and scale the underlying platform infrastructure, data pipelines, and full-stack services while ensuring high security and data protection. Must have experience shipping production LLM applications with RAG and a strong proficiency in AWS, Terraform, and full-stack development (TypeScript/Python). Requires a proven track record of technical leadership and the ability to implement rigorous AI evaluations and security fundamentals.

What they're looking for

Conversational AILLM AgentsRetrieval-Augmented Generation (RAG)Prompt EngineeringTerraformAWSTypeScriptNode.js

Frequently asked questions

What does a Senior/Staff Software Engineer - Conversational AI at ExpressVPN do?

Lead the end-to-end development of production-grade conversational AI systems, focusing on LLM agents, RAG, and guardrails. Design and scale the underlying platform infrastructure, data pipelines, and full-stack services while ensuring high security and data protection. Must have experience shipping…

What skills does this Senior/Staff Software Engineer - Conversational AI role need?

Key skills for this role include Conversational AI, LLM Agents, Retrieval-Augmented Generation (RAG), Prompt Engineering, Terraform, AWS.

How much does a Senior/Staff Software Engineer - Conversational AI at ExpressVPN pay?

The employer did not list a salary for this role. Most similar Singapore roles publish their band on the job page.

Is this Senior/Staff Software Engineer - Conversational AI role remote, hybrid, or on-site?

This role is on-site, based in Singapore.

How do I apply for this Senior/Staff Software Engineer - Conversational AI role?

You can apply directly on ExpressVPN's careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.