Senior AI Engineer (Python, Generative AI/LLM)

Top 3 reasons to join us

• Big Data
• Machine Learning
• Big scale

Job description

MoMo is the market leader in mobile payments in Vietnam. We strive to make all transactions fast, easy and joyful. We are looking for an experienced NLP Engineer to join our growing Big Data & AI team. At MoMo, we make AI/Machine Learning the core component to almost every part of the product - product recommendation, personalization, conversational AI, eKYC, risk scoring, fraud detection, promotion targeting and financial services. As a Senior/Lead AI Engineer, you will play a leading role in developing our conversational AI system, which is a critical component in many workflows.

• Architect end-to-end generative AI solutions including Large Language Models (LLMs), multimodal AI systems, and AI-powered applications
• Design and implement scalable generative AI systems leveraging state-of-the-art models such as GPT, Claude, Llama, and other foundation models
• Build production-ready generative AI products including conversational AI, content generation, code generation, and intelligent automation systems
• Develop and optimize LLM fine-tuning, prompt engineering, Retrieval-Augmented Generation (RAG), and model alignment techniques
• Lead cross-functional collaboration with data scientists, ML engineers, product managers, and business stakeholders to deliver complete AI solutions
• Establish MLOps practices for generative AI including model versioning, A/B testing, monitoring, and continuous deployment
• Mentor engineers and provide technical leadership in generative AI best practices and emerging technologies
• Research and evaluate new generative AI techniques, tools, and frameworks to maintain competitive advantage
• Ensure responsible AI practices including safety, fairness, privacy, and ethical considerations in all AI systems

Your skills and experience

• 5+ years of relevant professional experience in AI/ML with 2+ years specifically in Generative AI
• Deep expertise in Large Language Models, transformer architectures, and generative AI techniques
• Hands-on experience with foundation models (GPT-4, Claude, Llama, Gemini) and fine-tuning approaches (LoRA, QLoRA, PEFT)
• Production experience with generative AI applications including RAG systems, AI agents, and conversational AI
• Strong programming skills in Python with proficiency in PyTorch, Transformers, LangChain, and modern AI frameworks
• Experience with cloud platforms (AWS, GCP, Azure) and AI/ML services for model deployment and scaling

Why you'll love working here

We are passion with new technologies, not follow the old-track of outsourcing. We love our product and ready to sacrifice everything for it! You often argue with your boss? Don’t worry, here in M_Service, you will get salary increase if you win your boss in argument. We love objection!!! You hate company trip in hotel, resort? We only conquer difficult and hottest road in team building. Do you want to join?

What you will get:

• Competitive compensation package.
• Performance-based bonus.
• Insurance package.
• Chance to work with smart people with international experience.

Our benefits:

• Attractive compensation & benefits.
• 13th month salary bonus and yearly performance bonus.
• 15 paid days off per year
• Premium health care insurance
• Great allowances (lunch, parking, birthday, happy hours....)
• Salary review  at least one time per year based on employee's performance and contribution.
• Outing/team-building activities (company trip , soccer sport, english club, running club,..).
• Other benefits as per stated in Vietnamese Labor Law
• Work with experienced & strong team.
• Friendly, dynamic & flexible working environments.