Machine Learning Expert

TELUS Digital
Barcelona, Spain
25 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Shift work
Languages
English
Experience level
Junior

Job location

Barcelona, Spain

Tech stack

Artificial Intelligence
Data analysis
Machine Learning
Reinforcement Learning
User Generated Content
Machine Learning Operations

Job description

  • Evaluate and provide feedback on AI model outputs and reasoning (chain-of-thought) for nuanced Trust & Safety cases.
  • Perform high-quality content annotations in collaboration with Policy Experts.
  • Support supervised fine-tuning and reinforcement learning (RLHF) processes.
  • Conduct data analysis to detect patterns, trends, and model weaknesses.
  • Produce clear reports and insights for engineering and policy teams.
  • Collaborate closely with policy enforcement teams to ensure ML models adhere to guidelines.
  • Maintain confidentiality and handle sensitive content responsibly.

Requirements

Do you have experience in Machine learning?, * 2+ year experience in AI model supervised fine-tuning or reinforcement learning (RLHF)

  • 2+ year experience in Machine Learning operations (MLOps)
  • 1+ year experience in User-Generated Content (UGC) moderation / Trust & Safety operations
  • Strong data analysis, trend detection, and report writing skills
  • Ability to handle gray-area or edge-case scenarios
  • Native level English communication skills
  • Detail-oriented with ability to follow complex workflows and guidelines., * Kindly attach an updated Copy of your CV in English.

Benefits & conditions

  • Referral program with attractive bonuses
  • Private medical insurance for employees and relatives
  • Great office at a top location
  • Positive international working environment (relaxing zones, terrace, kitchen)
  • No overtime or weekend work
  • Continuous support and learning
  • Access to counseling sessions

Apply for this position