Senior Data Scientist
11/27/2025
The Senior Data Scientist will lead small teams or workstreams, ensuring project quality and alignment with business KPIs. They will work closely with product and engineering teams to embed AI in production systems.
Working Hours
40 hours/week
Company Size
11-50 employees
Language
English
Visa Sponsorship
No
Envision Employment Solutions is currently looking for a Senior Data Scientist for one of our partners, a global leader in the IT Services and IT Consulting.
- Qualifications
- Bachelor’s or Master’s degree in Data Science, AI, or Computer Science.
- 4 to 6 years of experience is required,
- Strong record of production-grade ML/NLP projects.
- Experience leading small data science teams or research initiatives.
- Technical Requirements
- Deep expertise in model architecture design, feature stores, and model monitoring.
- Experience in ensemble blending, A/B testing, and model explainability (SHAP, LIME).
- Builds and fine-tunes transformer-based models for custom tasks (summarization, Q&A, document intelligence).
- Implements RAG (Retrieval-Augmented Generation) and embedding-based semantic search.
- Integrates vector databases (Pinecone, FAISS, Chroma).
- Uses LangChain or LlamaIndex for orchestration.
- Evaluates and optimizes prompt templates and context length efficiency.
- Designs data pipelines (Airflow, Spark, Dataiku).
- Deploys scalable APIs, manages CI/CD, monitoring, and drift detection.
- Works closely with product and engineering teams to embed AI in production systems.
- Leadership & Soft Skills
- Leads small teams or workstreams.
- Ensures project quality, deadlines, and alignment with business KPIs.
- Coaches mid-level team members and contributes to talent development.
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