VINFAST is a pioneering electric vehicle (EV) company committed to revolutionizing the automotive industry with sustainable and innovative mobility solutions. As a leading player in the EV market, VinFast is dedicated to delivering high-quality, cutting-edge electric vehicles that redefine the driving experience. Our team consists of passionate professionals driven by a shared vision of creating a greener and more sustainable future through innovation, technology, and excellence.
The Speech & Language Processing (SLP) Center – Automotive AI Development Institute , is responsible for researching, developing, and deploying advanced Agentic AI and VoiceAI solutions, applied in vehicles and extended to other group-wide use cases such as robotics and AI assistants.

We're looking for people with relevant experience, passion, and drive — ready to challenge themselves, keep learning, and thrive under high pressure to help build innovative products.

In this role, you will be instrumental in the Speech & Language Processing (SLP) Center, using your skills to build large-scale data pipelines and train advanced Speech AI models. You will collaborate with diverse teams, including AI research, software engineering, and hardware integration teams, to create cutting-edge solutions that will drive the future of transportation.

- Design, build, and maintain scalable, large-scale speech data pipelines and datasets, covering data collection, cleaning, noise reduction, alignment, formatting, annotation management, and data augmentation.

- Design and execute training, post-training, and fine-tuning pipelines (including pretraining, supervised fine-tuning SFT, and RLHF/alignment) to develop state-of-the-art Speech AI models like ASR, TTS, and Speech-to-Speech for Vietnamese language and regional accents.

- Optimize, deploy, and collaborate with cross-functional teams to integrate speech models into conversational systems and voice assistants

Requirements

- Bachelor's Degree or higher in Computer Science, Artificial Intelligence, or related fields.

- Minimum 2 years of experience in AI/ML, with a focus on speech processing (ASR, TTS, etc.) or related fields.

- Strong experience in building large-scale speech data pipelines and managing speech datasets.

- Proven experience in training, post-training, and fine-tuning Vietnamese speech models.

- Proficient in Python and deep learning frameworks (PyTorch, TensorFlow) with a strong understanding of neural architectures (Transformers, Diffusion models, VAEs, etc.).

- Good English proficiency to read and understand technical documentation and research papers.

- Preferred: Publications in top-tier AI/speech conferences (e.g., Interspeech, ICASSP, NeurIPS).

Benefits

Competitive salary
Premium healthcare package, including PVI insurance & annual health check-ups
13th-month salary & performance bonuses to reward your contributions
Enjoy preferential pricing for services within the Vingroup ecosystem including Vinmec, Vinpearl, and Vinschool...
Opportunity to collaborate with and learn from industry-leading professionals in the automotive domain

Work Location: Technopark Tower, Vinhomes Ocean Park, Gia Lam, Hanoi, Vietnam

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Speech AI Senior Engineer