Senior AI Engineer

NTQ (known as NTQ Solution) is a global IT service provider with over 14 years of experience in development, consulting, and delivering IT solutions. NTQ stands for "New Top Quality," reflecting our passion and commitment to providing world-class services that meet and even exceed customer expectations. We are present in over 20 countries worldwide, with offices in Japan, South Korea, Hong Kong, APAC, EU, and the United States.
At NTQ, everything we create is driven by passion.
We dare to push beyond all limits, motivated by a strong commitment to innovation and quality.
SENIOR AI ENGINEER
JOB DESCRIPTION
A. AI Engineering & Agentic AI Development
Design, develop, and deploy end-to-end AI systems for real-world business applications.
Build LLM-powered applications, AI Agents, multi-agent systems, and agentic workflows.
Develop RAG systems, enterprise knowledge assistants, AI search, document intelligence, and intelligent automation solutions.
Integrate LLMs, multimodal models, embedding models, vector databases, and external tools/APIs.
Implement AI evaluation, guardrails, observability, security, and performance optimization.
Optimize AI systems for latency, accuracy, scalability, reliability, and inference costs.
Evaluate emerging AI technologies and frameworks and apply them to business use cases.
B. AI Solution Architecture & Product Design
Analyze business requirements and translate them into technical solutions and product specifications.
Design end-to-end AI solution architectures, including models, data pipelines, APIs, infrastructure, security, and deployment.
Define system components, technology stacks, integration patterns, and non-functional requirements.
Design scalable and maintainable AI products that can evolve from PoC to production.
Identify technical risks, estimate development efforts, and propose appropriate implementation roadmaps.
Collaborate with Product Managers, Business Analysts, Software Engineers, Data Engineers, and DevOps teams.
Contribute to product strategy by identifying opportunities to leverage AI for business value and competitive differentiation.
C. Presales, Bidding & Client Engagement
Participate in presales activities, RFP/RFI responses, and technical bidding for domestic and international projects.
Analyze customer requirements and identify AI opportunities, technical feasibility, and solution approaches.
Develop technical proposals, solution architecture diagrams, implementation plans, effort estimates, and project roadmaps.
Prepare and deliver technical presentations, solution demonstrations, and AI Proof of Concepts (PoCs).
Work directly with customers to clarify requirements, explain technical approaches, and defend proposed solutions.
Collaborate with Sales, Business Development, and Delivery teams to develop competitive and commercially viable proposals.
Assess project scope, dependencies, risks, resource requirements, and delivery feasibility.
Support customer workshops and technical discussions in English, including communication with Japanese and other international clients.
D. Technical Leadership & Delivery
Lead technical design and guide engineers in implementing AI solutions.
Establish engineering best practices, coding standards, architecture guidelines, and AI development workflows.
Conduct technical reviews and mentor junior and mid-level engineers.
Take ownership of technical decisions and proactively resolve complex engineering challenges.
Work with project teams to ensure AI solutions meet quality, security, performance, and business requirements.
Stay up to date with developments in LLMs, Agentic AI, AI infrastructure, and enterprise AI adoption.
REQUIREMENTS Must Have
Bachelor's or Master's degree in Computer Science, Artificial Intelligence, Software Engineering, or a related field.
At least 5 years of experience in software engineering, AI engineering, or related technical roles, including substantial hands-on experience delivering AI solutions.
Proven experience building and deploying production-grade AI systems, not limited to academic research or standalone model experiments.
Strong understanding of LLMs, prompt engineering, RAG, embeddings, vector search, and LLM application development.
Practical experience designing and implementing AI Agents, tool calling, workflow orchestration, or multi-agent systems.
Strong software engineering skills in Python and experience developing production APIs and backend services.
Experience with system architecture design, technology selection, integration design, and scalability considerations.
Ability to analyze complex business requirements and convert them into technical architectures and implementation plans.
Experience participating in presales, solution consulting, RFP/RFI responses, technical proposals, or project bidding.
Excellent communication and presentation skills, with the ability to explain complex technical concepts to both technical and non-technical stakeholders.
Fluent English, with the ability to lead technical meetings, conduct customer workshops, write proposals, and present solutions independently.
Technical Skills
AI/LLM: LLM APIs, open-source LLMs, prompt engineering, structured outputs, function/tool calling, model evaluation.
Agentic AI: LangGraph, LangChain, LlamaIndex, Semantic Kernel, MCP, or equivalent frameworks.
RAG & Search: Hybrid search, vector databases, reranking, query optimization, knowledge graphs, document processing.
Backend & Integration: Python, FastAPI, REST APIs, asynchronous processing, microservices.
Data & Infrastructure: SQL/NoSQL, PostgreSQL, Redis, Docker, CI/CD, cloud platforms, model serving.
AI Operations: LLM evaluation, tracing, observability, guardrails, security, cost and latency optimization.
Architecture: Distributed systems, API integration, scalability, high availability, security, and system design.
WHY NTQ?
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