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Senior Data Scientist

Barcelona, Spain💼 Full-time🗓 2026-07-31 → 2026-09-26

Core

Design, build, deploy, and improve ML/LLM-powered services and features for intelligent automation and AI-driven product experiences on the Workato platform.

Role type

Senior Machine Learning Engineer / Data Scientist

Builds

AI services, ML/LLM systems, and intelligent automation features for the Workato platform

Domain

Enterprise SaaS, AI/ML, LLMs, Intelligent Automation

Deliverable

production ML models | product features

Required skills

Python, NLP, LLM-based systems, software engineering fundamentals, model deployment, observability, A/B testing, statistical analysis

Preferred skills

tool-use agents, workflow-aware AI systems, LLMOps/MLOps, modern data warehouses (Redshift, Snowflake)

Technologies

Python, LLMs, MLOps tools, Amazon Redshift, Snowflake

Responsibilities

Build and improve AI services using LLMs and custom ML models; Design, develop, and operate ML/LLM systems end-to-end; Write high-quality, testable Python code; Improve validation, observability, and performance monitoring; Partner cross-functionally to ship AI capabilities; Evaluate and optimize existing implementations; Design controlled experiments and perform deep analysis; Contribute to technical design and code reviews; Experiment and iterate on model behavior and orchestration strategies

Seniority

Senior, hands-on IC

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