Senior AI Application Researcher

5 days ago

Hong Kong Island, Hong Kong SAR China Wisers Information Limited Full time

About The Job We are seeking a highly skilled and experienced Senior AI Application Researcher to play a pivotal role in advancing our core AI technologies. As a senior technical individual contributor, you will be responsible for tackling our most complex technical challenges in LLM tuning and multimodal systems. You will leverage your deep expertise to design robust AI algorithms, drive key projects to completion, and serve as a go-to technical expert for other engineers on the team. Key Responsibilities Design and implement sophisticated AI algorithms and end-to-end systems for NLP and multimodal tasks, focusing on scalability and performance. Architect advanced solutions using large language models, including the design of complex RAG systems, agentic workflows, and tool‑integration frameworks. Provide technical guidance on algorithm selection and model architecture during project planning and code reviews. Lead the technical execution of key AI initiatives, from prototyping to production deployment. Develop and optimize state‑of‑the‑art NLP and multimodal algorithms for tasks such as text understanding, generation, and information extraction. Implement advanced LLM fine‑tuning techniques (e.g., LoRA, QLoRA) for domain adaptation and performance enhancement on specific applications. Drive the research and integration of multimodal AI experiences (text, vision, audio) to build the foundation for future product offerings. Optimize model inference for performance, latency, and cost‑efficiency in a production environment. Mentor mid‑level and junior engineers by sharing knowledge, providing technical advice, and reviewing code to help upskill the team. Collaborate closely with data scientists, ML engineers, and product managers to integrate advanced AI solutions into products and services. Troubleshoot and resolve complex technical issues in the AI development and deployment pipeline. Stay current with the latest advancements in NLP and multimodal AI research and incorporate relevant techniques into our projects. About You Master’s or PhD in Computer Science, Artificial Intelligence, Machine Learning, or a related field. 5–7 years of hands‑on experience in designing, building, and deploying production‑grade AI/ML systems. Expert proficiency in Chinese NLP and an understanding of its unique linguistic characteristics. Deep expertise in Python and the modern AI ecosystem (e.g., PyTorch/TensorFlow, Transformers, Vector Databases). Proven experience in advanced LLM fine‑tuning and deployment for real‑world applications. Strong experience in designing and optimizing RAG systems and other LLM‑based architectures. Experience with agentic workflow design and multi‑agent systems. Familiarity with multimodal AI concepts and a strong interest in developing these capabilities. Comfortable working in a Linux environment. Excellent command of both English and Chinese. Why Join Us? Competitive salary with discretionary bonus. Exposure to pioneer next‑generation AI capabilities through unparalleled hands‑on leadership across NLP, CV, LLM, and emerging paradigms. Friendly, dynamic, and collaborative working environment. Fully stocked pantry with a variety of games for relaxation. If you meet the qualifications and are ready to take on this exciting opportunity, please submit your resume along with your current and expected salary. Apply now (Data collected will be treated as strictly confidential and will be used for recruitment purposes only) #J-18808-Ljbffr

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