Marvina R.
Junior AI Prompt Writer
Open to offersNew to PlatformAbout
Marvina P. is an accomplished AI professional currently serving as a Teammate/Prompt Writer at TaskUs, contributing significantly to AI services through rigorous adversarial red-team testing. Her pivotal role involves creating adversarial prompts for evaluating model behavior against safety and policy standards, indicating her strong command in AI and Generative AI. Previously, Marvina excelled as a Quality Analyst for TELUS Digital Philippines, where she supported diverse AI projects by conducting regular calibration sessions, validation, and error analysis. Her expertise spans through comprehensive content creation—from articles to screenplays—and AI labeling, where she was recognized for exceptional performance. Marvina's experience includes key roles in customer service at Amazon, copywriting at TV5 Network, and teaching assistance, underscoring her adaptability across sectors. She holds a Bachelor of Arts in Communication-Theater Arts from Pamantasan ng Lungsod ng Valenzuela, distinguished as a consistent Dean’s Lister and scholarship recipient.
Experience
Teammate/Prompt Writer, AI Services
TaskUs · 2025 — PresentEngaged in adversarial red-team testing for various AI and generative AI services within a global technology context. Developed prompts to assess model compliance with safety and policy standards. Conducted multimodal testing involving text, audio, and voice to examine model responses across different interaction channels. Participated in scoping sessions to define testing objectives and edge cases, and served as a facilitator in a calibration session for bug discussions.Quality Analyst for Generative AI Model Training
TELUS Digital Philippines · 2023 — 2025Achieved project-specific certifications to support various Safety and Non-Safety AI initiatives such as Account Governance and Intention Recognition. Led regular calibration sessions and feedback discussions to uphold annotation quality and consistent policy application among team members. Compiled performance metrics into presentation decks for regular team review, and managed data in Google Sheets to analyze raw metrics with pivot tables. Validated outputs from annotators for accuracy and compliance with guidelines while also tracking quality trends to enhance team performance.Content Writer/Gen AI Labeler
TELUS Digital Philippines · 2023 — 2025Produced well-researched content in various formats, including articles and social media captions. Experienced in content labeling for large language models, actively involved in tasks such as Supervised Fine-Tuning and Language Vertical. Executed moderation and labeling duties for video, image, and text formats. Consistently met or surpassed quality benchmarks, recognized for outstanding accuracy. Contributed to user testing for a new labeling platform tool and garnered awards for exceptional performance in writing assessments.Intern Copywriter
TV5 Network Inc. · 2022 — 2022Assisted in crafting copy for web portals and social media related to TV initiatives and advertising campaigns. Aided in the integration of subtitles for TV series, focusing on accuracy and cultural appropriateness. Gained hands-on mentorship in copywriting, translation, and audio-visual script development while conceptualizing a comprehensive mini campaign for New Year.Volunteer Teaching Assistant
Malinta National High School · 2022 — 2022Facilitated educational activities for small groups of students, creating engaging learning experiences during a short-term involvement.Customer Service Associate (Shipping and Delivery Support)
Amazon Operation Services Philippines, Inc · 2021 — 2021Addressed inquiries from customers and drivers through multiple communication channels, ensuring accurate issue resolution. Utilized logistics knowledge for effective communication and troubleshooting of delivery-related concerns, while maintaining high levels of customer satisfaction.Production Helper
Asian Stationery Corporation · 2019 — 2019Participated in the Special Program for Employment of Students, gaining practical skills in manufacturing processes and collaborating with colleagues to manage production workload.Production Staff, Asst. Teacher, Lights Designer
Valenzuela City People’s ParkSupported the organization of city-focused events while also contributing as a lights designer for multiple recitals.
Skills & Expertise
Education
- Bachelor of Arts in Communication- Theater ArtsPamantasan ng Lungsod ng Valenzuela
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