Senior AI Engineer

Qualgo is an R&D center specializing in cybersecurity products and solutions. We are on a mission to build a trusted cyberspace where individuals and businesses can thrive with confidence.Job Summary:Qualgo is seeking a Senior AI Engineer to lead the design and development of intelligent AI agents tailored for cybersecurity industry. In this role, you will build and optimize large language model (LLM) systems, implement agent-to-agent communication protocols, and develop intelligent memory and orchestration frameworks. You’ll work in a self-hosted cloud-native environment, applying advanced techniques such as model quantization, semantic retrieval, and MLOps practices to deploy scalable, high-performance AI solutions. This is a high-impact opportunity to shape the future of digital safety in Vietnam through cutting-edge AI.Key Responsibilities:Design, deploy, and optimize LLM-based services, with models running in a self-hosted setup on cloud infrastructure.Build and maintain a centralized LLM Gateway to manage multi-model access and routingImplement and evolve Agent-to-Agent (A2A) communication and the Model Context Protocol (MCP) for agent collaboration.Design and integrate a powerful Agent Memory System, including a dynamic knowledge base and contextual memory to empower intelligent behavior.Apply model optimization techniques to improve inference efficiency and cost-effectiveness.Develop and operate MLOps pipelines for model lifecycle management.Ensure system scalability, reliability, and performance across diverse workloads.Collaborate across teams to bring intelligent agents into real-world applications.Qualifications:Education: Bachelor’s degree/ Master’s degree or Ph.D. in Computer Science, Artificial Intelligence, Machine Learning, Electrical Engineering, or a related field.Minimum of 5+ years of experience in AI engineer, data science, machine learning or deep learning.Strong programming skills in Python and experience with containerized and cloud-native environment.Solid understanding of AI/ML/DL model deployment, including serving, optimization, and context-aware designExperience in building systems with agent orchestration, memory management, and structured communication protocolsFamiliarity with retrieval-augmented generation, semantic memory, and message-driven workflowsHands-on experience working with GPU (NVIDIA) or TPU environments, including model quantization and other performance optimization techniques.Practical experience with MLOps pipelines for training, versioning, and deploying machine learning modelsBonus: experience with agent-based architecture, LLM streaming patterns, Golang, and a strong foundation in mathematics, statistics, or linear algebraSkills:Strong problem-solving and analytical abilities.Excellent communication and collaboration skills.Ability to work independently and as part of a team.Fluency in English is a plus.What we offer:Competitive salary and benefits package.100% salary during probation period.Full social insurance contribution based on 100% of salary.Opportunity to work on a product that impacts millions of users.A dynamic and supportive work environment.Premium health insurance for you and your family.Professional growth and development opportunities.Annual leave 14 days per year + 1 Birthday Leave + 1 X’MasPerformance review: once per yearInternal training/sharing and professional Training coursesTeam building, company trip, year end party, monthly activities,….Devices: Macbook and screen (If needed)Free tea and coffeeComfortable working AreaWorking hour: 9am – 6pm from Monday to FridayLocation: The Hallmark Building - 15 Tran Bach Dang, An Khanh Ward, HCMC.