NLP Engineer (Pre-Senior / Senior)

We are seeking a highly skilled AI Engineer to join our dynamic team. The successful candidate will play a critical role in developing and implementing cutting- edge Natural Language Processing (NLP) techniques to power our AI- driven language learning products. You will work on a variety of applications, including but not limited to:

AI- based learning assistants
Personalized adaptive learning systems
Conversational AI systems
Automated essay scoring
And more innovative AI- powered education tools
Pronunciation, grammar, and lexical scoring

Key Responsibilities:

Fine- tune Large Language Models (LLMs) for specialized tasks
Utilize Model Context Protocol (MCP) and other LLM orchestration frameworks to build structured, context- aware AI experiences
Contribute to the evaluation and continuous improvement of model performance using both automated and human- in- the- loop methods
Collaborate with cross- functional teams including product managers, linguists, and engineers to align AI capabilities with learning goals
Develop agentic systems that support multi- step reasoning, task decomposition, and interactive learning
Design, implement, and optimize NLP pipelines for real- world language learning applications

Hard Skills Requirements:

Proficient use of Git, Docker.
Expertise in building, analyzing data, training, and optimizing NLP models.
Experience with data organization systems: Database (Postgres, MySQL), Cache (Redis), Queue (RabbitMQ, Kafka) is an advantage.
Experience in model serving (using RayServe, Triton, TorchServe, etc.) and service integration and deployment is an advantage.
Solid understanding of LLM fine- tuning, prompt engineering, and low- rank adaptation techniques (LoRA, QLoRA, etc.)
Significant experience with Large Language Models (LLM) is a major advantage.
Ability to comprehend technical documents, scientific articles, and stay up- to- date with the State of The Art (SOTA).
Bachelor&039;s or Master&039;s degree in Computer Science or related fields.
Proficient in programming languages, especially Python (knowledge of C/C++ is an advantage), and capable of using frameworks such as Tensorflow, Keras, PyTorch.
Hands- on experience with building or integrating Agentic AI workflows using tool- augmented agents or function- calling
At least 3 years of experience in the field of Natural Language Processing (NLP).
Strong analytical and problem- solving skills.

Soft Skills Requirements:

Good communication skills, proactive, flexible at work, collaborative, and friendly within the team.
Careful in work and considerate of customers.
High enthusiasm and responsibility.
Fluency in English and Chinese is an advantage.

KPI bonus based on work results and company revenue (2- 4 million/month), paid in monthly salary.
Health insurance, team building activities, annual vacations.
Salary increases based on performance and contribution.
Flexible working hours, a youthful and dynamic work environment.
Salary: Up to 50 million VND.
Note:
By submitting a CV/Resume, along with the information provided by the applicant, and any exchanges during the interview process with Prep (if applicable), the applicant AGREES to Prep&039;s Privacy Policy and the handling of personal data, which is established and issued in accordance with Decree No. 13/2023/NĐ- CP on personal data protection. Additionally, the applicant agrees to allow Prep to collect and store the information provided for the following purposes:
× Collecting personal data and selecting candidates for interviews;
× Contacting and notifying the applicant;
× Assessing the applicant&039;s suitability to select the appropriate candidate for the company&039;s current position

Cập nhật gần nhất lúc: 2026-02-03 14:10:03