Posted 1 day ago Barcelona, Spain HappyRobot Data Scientist

Experimentation Jobs; Barcelona; On-site; EUR 55,000 - 75,000; Full time

Job summary

HappyRobot in Barcelona is seeking a Data Scientist to define and track product, feature, and agent-level metrics while designing experiments to measure impact. You will design, run, and interpret A/B tests for model changes, prompts, and product features that influence real-world performance.

Additionally, you will conduct deep analyses across conversations and workflows to connect offline evaluations with production outcomes and client impact.

Qualifications

• Experience as a Data Scientist or analytics-focused role.
• Experience designing and analyzing experiments to quantify impact.
• Familiarity with interpreting experiments and linking results to product outcomes.

Responsibilities

• Define and track product, feature, and agent-level metrics.
• Design and run experiments to measure impact of models, prompts, and features.
• Interpret results and connect offline evaluations with production outcomes and client impact.

Skills

Data science

Experiment design

A/B testing

Metrics analysis

Job description

Why Here?

HappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers make decisions, take action, and run operations autonomously across voice, email, and enterprise systems. Born in Y Combinator and backed by a16z and Base10 with over $60M raised, we power critical operations for global enterprises worldwide.

What Will You Do?

As a Data Scientist at HappyRobot, you will define and track product, feature, and agent-level metrics while designing experiments to measure impact. You will design, run, and interpret A/B tests for model changes, prompts, and product features that influence real-world performance. Additionally, you will conduct deep analyses across conversations and workflows to connect offline evaluations with production outcomes and client impact.