Xenia Chilulo
@xeniachilulo
Operations Supervisor and QA lead specializing in content moderation and AI data labeling for global platforms.
What I'm looking for
I’m a results-driven operations leader with 7+ years managing high-impact teams for global tech platforms like Roblox and Walmart, focused on content moderation, data labeling, and ML workflows. I lead content safety and QA operations, enforcing policy and auditing high volumes with 98%+ accuracy to meet strict SLAs.
I’m also hands-on with People Leadership in remote and hybrid environments, using data-driven coaching, performance tracking, and time management to maintain high retention under pressure. I collaborate with cross-functional partners to refine internal moderation tools and AI algorithms based on operational feedback, and I document detailed bug reports, SOPs, and performance audits to continuously optimize processes.
Experience
Work history, roles, and key accomplishments
Led content moderation, data labeling, and ML workflows for Roblox to protect platform safety for millions of users. Managed teams with data-driven coaching and delivered 98%+ accuracy in data labeling while meeting strict SLAs and improving internal moderation/AI tools based on operational feedback.
Billing & Insurance Verifier
Skycom
Jan 2021 - Jan 2022 (1 year)
Managed complex medical billing cycles and insurance verification for the Orthofy account with a strong focus on accuracy and compliance. Achieved 100% accuracy in data entry and followed privacy regulations while processing billing requirements.
Served as escalation point of contact for critical Walmart.com customer disputes, using negotiation skills to maintain brand loyalty. Supervised floor operations in real time and delivered premium support for Saks Fifth Avenue, consistently exceeding CSAT and NPS targets.
Customer Service Agent
Sykes
Jan 2017 - Jan 2018 (1 year)
Handled Hotels.com customer inquiries by facilitating global travel arrangements and resolving booking discrepancies in a fast-paced international environment. Delivered reliable support through accurate troubleshooting and timely issue resolution.
Education
Degrees, certifications, and relevant coursework
Escuela Técnica para la Salud
Bachelor’s Degree in Nursing (Licenciatura en Enfermería), Nursing
2010 - 2015
Earned a Bachelor’s degree in Nursing (Licenciatura en Enfermería) from Escuela Técnica para la Salud between 2010 and 2015.
Availability
Location
Authorized to work in
Job categories
Skills
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