Basic Information

Ref Number

Req_00173823

Primary Location

BG - Sofia - TELUS Tower

Država

Bugarska

Job Type

Support Positions

Work Style

On Site

Description and Requirements


TELUS Digital is building a high-impact team of Machine Learning Experts working alongside Policy Enforcement specialists to provide actionable insights on AI decision-making.

As a Machine Learning Expert, you will play a pivotal role in analyzing, fine-tuning, and optimizing machine learning models for content moderation and policy enforcement. You will evaluate complex, nuanced content, provide feedback on AI reasoning processes, and collaborate with policy experts to ensure model outputs align with organizational guidelines. Your work will directly influence model performance, annotation workflows, and the quality of AI-driven policy decisions.

Responsibilities

  • 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.


Required Qualifications

  • 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.


We Offer

  • Great office at a top location
  • Attractive salary and additional incentives
  • Special discounts and offers (food vouchers, Multisport cards, etc.)
  • Additional health insurance and Transportation allowance
  • Special benefits for our team members (Gym, yoga classes, massages, and corporate psychologist in the office)
  • Positive international working environment (Relax zones, PlayStation, and billiard corners)
  • Continuous support and learning
  • Employee referral bonuses and recognition programs


If this opportunity sounds appealing to you, apply now!
*Only shortlisted candidates will be contacted/interviewed.
*Kindly attach an updated Copy of your CV in English.

ABOUT US

AI Data Solutions
Creating and enhancing the world's data to enable better AI via human intelligence. We help companies test and improve machine learning models via our global AI Community of 1 million+ annotator and linguists. Our proprietary AI training platform handles all data types (text, images, audio, video, and geo) across 500+ languages and dialects. Our AI Data Solutions vastly enhance AI systems across a range of applications from advanced smart products, to better search results, to expanded speech recognition, to more human-like bot interactions and so much more.

Equal Opportunity

All qualified applicants will receive consideration for a contractual relationship without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status. At TELUS Digital AI, we are proud to offer equal opportunities and are committed to creating a diverse and inclusive community. All aspects of selection are based on applicants’ qualifications, merits, competence, and performance without regard to any characteristic related to diversity.

#LI-DNI


Additional Job Description

TELUS Digital is looking for Machine Learning Experts to join our new Artificial Intelligence (AI) project.
Language Reference
English

EEO Statement

At TELUS Digital, we enable customer experience innovation through spirited teamwork, agile thinking, and a caring culture that puts customers first. TELUS Digital is the global arm of TELUS Corporation, one of the largest telecommunications service providers in Canada. We deliver contact center and business process outsourcing (BPO) solutions to some of the world's largest corporations in the consumer electronics, finance, telecommunications and utilities sectors. With global call center delivery capabilities, our multi-shore, multi-language programs offer safe, secure infrastructure, value-based pricing, skills-based resources and exceptional customer service - all backed by TELUS, our multi-billion dollar telecommunications parent.

Equal Opportunity Employer

At TELUS Digital, we are proud to be an equal opportunity employer and are committed to creating a diverse and inclusive workplace. All aspects of employment, including the decision to hire and promote, are based on applicants’ qualifications, merits, competence and performance without regard to any characteristic related to diversity.
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