Senior Data Scientist – AI & NLP (Hybrid, Lagos)

About the role

We are looking for a senior‑level Data Scientist to lead the design and implementation of AI‑driven chatbot solutions for Vennote Technologies Limited’s next‑generation NLU platform. Based in Lagos, you will work in a hybrid setting, collaborating with a multidisciplinary team of developers, NLP engineers, speech scientists and UI/UX designers.

Key responsibilities

• Develop descriptive, predictive and prescriptive analytical models to enhance conversational AI performance.
• Identify, source, clean and prepare large datasets such as conversation logs, product manuals and FAQs for model training.
• Extract meaningful features and select appropriate machine‑learning algorithms (e.g., RNNs, transformers) for natural‑language tasks.
• Train, evaluate and fine‑tune models, ensuring robustness across multimodal channels (phone, web, mobile).
• Lead and mentor a team of data scientists and collaborate with software developers, solutions architects and business analysts.

Required profile

• Minimum 7 years (84 months) of professional experience in data science and analytics.
• Proven track record building and deploying chatbot or conversational AI solutions.
• Strong ability to work in an agile, deadline‑driven environment and manage multiple priorities.

Required skills

• Machine learning
• Natural language processing
• Recurrent neural networks (RNN)
• Transformers
• Data cleaning and feature engineering

What we offer

• Opportunity to shape cutting‑edge AI products in a fast‑growing ICT company.
• Hybrid work arrangement with access to state‑of‑the‑art infrastructure.
• Collaboration with seasoned experts across multiple technology domains.