Agent Engineer

Sarj AI; Riyadh; On-site; SAR 120,000 - 180,000; Full time

Job summary

Sarj AI is seeking an Agent Engineer in Riyadh to design, configure, and improve Voice AI agents that engage with clients’ customers. You will lead client projects from discovery to go-live, build prompts and conversation flows, and integrate agents with client systems.

This role collaborates with Operations, Engineering, and Product teams to deliver high-quality AI solutions. The ideal candidate has a Bachelor’s in CS/Engineering, up to 2 years of experience, and fluency in Arabic and English.

Qualifications

• Bachelor’s degree required.
• Up to 2 years of relevant experience; fresh graduates welcome.
• Fluent in Arabic and English, both written and spoken.
• Excellent communication skills for leading client conversations.
• Solid understanding of LLMs and prompt engineering.
• Working knowledge of APIs, webhooks, and JSON.
• Experience with a scripting language (Python or JavaScript) is a plus.
• Proven ability to manage projects or deliverables with clear ownership.

Responsibilities

• Design and refine prompts and conversation flows that shape agent speech and responses.
• Integrate agents with client systems via APIs and webhooks.
• Build proofs of concept for new client use cases from scoping to demo-ready delivery.
• Test agents across scenarios to ensure reliable performance before and after launch.
• Own end-to-end delivery of client projects including scope, timelines, quality, and outcomes.
• Lead requirements gathering, progress updates, and expectations with clients.
• Analyze real calls and transcripts to identify errors and improve prompts, flows, and integrations.
• Mentor interns on prompting and delivery best practices.

Skills

Prompt engineering

LLMs

APIs & webhooks

JSON

Python/JavaScript

Client communication

Project ownership

Bilingual Arabic & English

Education

Bachelor’s degree in Computer Science, Engineering, or related field

Job description

About Us

Built with in KSA and leveraging Silicon Valley expertise, we’re creating innovative solutions in the realm of Voice AI and AI agents. As we continue our rapid growth trajectory in an exciting and dynamic market, we’re looking for A-players to join our team.

Role Overview

As an Agent Engineer, you’ll design, configure, and improve Voice AI agents that hold real conversations with our clients’ customers. Think of it as a client-facing prompt engineering role with project ownership: you’ll lead client projects from discovery to go-live, build prompts and conversation flows, integrate agents with client systems, and continuously improve performance based on real calls. You’ll work closely with our Operations, Engineering, and Product teams, and act as a key point of contact for clients throughout delivery.

Key Responsibilities

Build & Integrate

• Design and refine prompts and conversation flows that shape how agents speak, respond, and handle complex requests.
• Integrate agents with client systems (e.g. CRMs, booking and ticketing tools) through APIs and webhooks.
• Build Proofs of Concept (POCs) for new client use cases, from scoping to demo-ready delivery.
• Test agents across scenarios and edge cases to ensure reliable performance before and after launch.

Own Delivery

• Own end-to-end delivery of client projects, including scope, timelines, quality, and outcomes.
• Serve as the main point of contact for clients, leading requirements gathering, progress updates, and expectation management.
• Manage multiple projects at once, prioritizing effectively and flagging risks early.

Improve & Optimize

• Analyze real calls and transcripts against our quality rubric, identifying errors, hallucinations, and recurring failure patterns.
• Turn insights into prompt, flow, and integration improvements, and share feedback that informs our product roadmap.
• Contribute to weekly quality reports and help evolve our quality standards and best practices.
• Support and guide interns on prompting and delivery best practices.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Up to 2 years of relevant experience; fresh graduates with previous relevant internships are welcome to apply.
• Fluent in Arabic and English, written and spoken.
• Excellent communication skills and confidence leading client conversations.
• Solid understanding of LLMs and prompt engineering.
• Working knowledge of APIs, webhooks, and JSON.
• Experience with a scripting language (e.g. Python or JavaScript) is a plus.
• Proven ability to manage projects or deliverables with clear ownership.

Why Join Us?

• Opportunity to be part of a high-growth, innovative tech start-up
• Collaborative, mission-driven culture
• Hands-on experience working on impactful AI products