Senior AI Engineer - C#/.NET & LLMs | Hybrid

RecruitNest Consulting; Pasig; Hybrid; PHP 1,116,000 - 1,786,000; Full time

Job summary

RecruitNest Consulting is seeking a Senior AI Engineer to join our client's team in Ortigas, Pasig. You will design and build production AI agents, integrate with APIs and data sources, and contribute to platform capabilities from requirements through release and improvement.

You will collaborate with Business Analysts, QA, and software engineers to translate workflows into reliable agent behaviors, scalable features, and secure, efficient solutions in a hybrid work setup.

Qualifications

• Bachelor's degree in CS/IT/engineering or related field.
• 4+ years of software development experience.
• Experience with AI-driven projects and agents/LLMs preferred.
• Experience with APIs, backend services, data integration, testing, and cloud apps.

Responsibilities

• Design and develop AI agents that can handle different inputs, contexts, and multi-turn interactions.
• Build agent solutions using instructions, context management, structured outputs, retrieval, grounding, and tool execution.
• Integrate AI agents with APIs, enterprise data, identity systems, and external applications.
• Design and maintain evaluations to measure agent quality, accuracy, and performance.
• Apply AI security, privacy, access control, and responsible AI practices.
• Analyze agent behavior using conversation history, logs, traces, metrics, and evaluation results.
• Develop and maintain APIs, backend services, data integrations, and distributed workflows.
• Contribute to platform enhancements, including authentication, authorization, persistence, observability, and operator-facing features.
• Implement automated testing across unit, integration, contract, and end-to-end testing.
• Support CI/CD, code reviews, production issues, performance improvements, and cost optimization.
• Work with customers and Business Analysts to translate business requirements, rules, risks, and edge cases into AI use cases and acceptance criteria.
• Collaborate with cross-functional teams and take ownership of solutions from development through production.

Skills

Problem solving

Communication

Collaboration

Education

Bachelor's Degree in Computer Science, Information Technology, Engineering, or related field

Tools

Microsoft Agent Framework

Microsoft Foundry

Python

C#/.NET

ASP.NET Core

TypeScript

React

Next.js

PostgreSQL

Azure Cosmos DB

Docker

Microsoft Azure

Microsoft Entra ID

GitHub Actions

Application Insights

OpenTelemetry

Job description

Job Expectations:

• Position Type: Experienced - Mid/Senior
• Employment Type: Full-Time; Permanent (Direct Hire)
• Work Setup & Location: Hybrid (2-3x onsite/week) - Ortigas, Pasig
• Work Schedule: Weekdays; Day/Mid (Rotating) Shift
• Headcounts Needed: 2 FTEs Available
• Industry: Global Accounting Firm

About the Job:

We are looking for a Senior AI Engineer to join our client's team and build production AI agents and enhance the platform capabilities that support them. In this role, you will combine hands-on AI agent engineering with backend and platform development, from understanding customer needs through implementation, evaluation, release, and continuous improvement. You will work closely with customers, Business Analysts, QA engineers, and software engineers to translate business workflows into reliable agent behavior and scalable product features.

Key Responsibilities:

• Design and develop AI agents that can handle different inputs, contexts, and multi-turn interactions.
• Build agent solutions using instructions, context management, structured outputs, retrieval, grounding, and tool execution.
• Integrate AI agents with APIs, enterprise data, identity systems, and external applications.
• Design and maintain evaluations to measure agent quality, accuracy, and performance.
• Apply AI security, privacy, access control, and responsible AI practices.
• Analyze agent behavior using conversation history, logs, traces, metrics, and evaluation results.
• Develop and maintain APIs, backend services, data integrations, and distributed workflows.
• Contribute to platform enhancements, including authentication, authorization, persistence, observability, and operator-facing features.
• Implement automated testing across unit, integration, contract, and end-to-end testing.
• Support CI/CD, code reviews, production issues, performance improvements, and cost optimization.
• Work with customers and Business Analysts to translate business requirements, rules, risks, and edge cases into AI use cases and acceptance criteria.
• Collaborate with cross-functional teams and take ownership of solutions from development through production.

Qualifications:

• Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related field.
• 4+ years of experience in Software Development or Software Engineering.
• Experienced working on AI-driven projects, preferably involving AI agents or LLM applications.
• Strong experience with modern software development, including APIs, backend services, data integration, testing, and cloud-hosted applications.
• Hands-on experience with AI agents or LLM applications in a production environment is strongly preferred.
• Familiarity with several of the following technologies: Microsoft Agent Framework, Microsoft Foundry, Python, C#/.NET, ASP.NET Core, TypeScript, React, Next.js, PostgreSQL, Azure Cosmos DB, Docker, Microsoft Azure, Microsoft Entra ID, GitHub Actions, Application Insights, and OpenTelemetry.
• Knowledge of AI security, privacy, access control, prompt injection risks, and responsible AI practices.
• Experience working with modern and up-to-date programming languages, frameworks, and development tools.
• Strong problem-solving, communication, and collaboration skills, with the ability to work with customers and cross-functional teams.

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Only shortlisted candidates will be contacted. Updating or tailoring your CV is highly recommended.