Rosalia Leli
LANGUAGE SPECIALIST INDONESIAN | LINGUISTIC DATA REVIEWER | AI TRAINER INDONESIAN | INDONESIAN DATA ANNOTATOR EXPERT | POST-EDITOR INDONESIAN AI | INDONESIAN LANGUAGE QUALITY ASSUR
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About
Hi, my name is Rosalia Leliany. Holding a Bachelor's degree in Indonesian Linguistics from the University of Indonesia, alongside over a decade of professional experience in journalism, copywriting, and research, I am a highly skilled Language Specialist (Indonesian), Linguistic Data Reviewer, and AI Trainer. I specialize in SEO content, corporate communications, and linguistic analysis, with a proven track record in writing press releases, social media content, annual reports, and CSR publications. My analytical capabilities were further sharpened during my time as a researcher at KFC Indonesia. Leveraging my deep expertise in Linguistic Analysis and LLM Model Evaluation, I serve as an Indonesian Language Quality Assurance (QA) professional and Post-Editor for Indonesian AI. My core technical strengths lie in AI Safety &
• Trust, where I specialize in stress-testing core instruction adherence, mitigating harmful content, and preventing model hallucinations or behavioral drifting. I also apply advanced framework compliance, including YMYL &
• E-E-A-T auditing, high-volume Search Quality Evaluation (Page Quality &
• Needs Met), and Localization &
• Socio-Cultural Alignment, to ensure AI outputs are linguistically precise, safe, and contextually nuanced for the Indonesian market. Additionally, I leverage my solid background in professional Writing, Proofreading, and Editing to ensure linguistically precise, safe, and culturally nuanced AI outputs.
Experience
Language Quality Assurance | Linguistics Data Reviewer | AI Trainer
(2024)
- AI Trust & Safety & Instruction Adherence: Enforced strict digital safety standards by auditing, labeling, mitigating toxicity, hate speech, profanity, offensive behaviors, and harmful content within LLM data. Stress-tested Core Instruction Adherence to ensure AI compliance with system guardrails and prevent behavioral drifting (content refusal, code generation, hallucinations, incomplete responses).
- Search Quality Evaluation (NM & PQ Rating): Executed high-volume Needs Met (NM) Rating to evaluate how effectively AI responses satisfy user search intent, and conducted Page Quality (PQ) Rating & Needs Met on websites to filter out spam or deceptive layouts.
- Multimodal Event & Poster Labeling: Performed multimodal data annotation on visual assets, including digital event posters and promotional banners, analyzing text-image relationships to filter out potential scams, copyright violations, or hidden offensive elements to prevent real-world harm.
- YMYL & E-E-A-T Compliance: Utilized the E-E-A-T framework to thoroughly audit high-risk YMYL (Your Money or Your Life) topics, including medical, financial, and legal content, successfully eliminating AI hallucinations and securing data integrity for end-users.
- Audio Transcription & Annotation: Completed specialized training and tasks in audio transcription (Speech-to-Text Annotation), Experienced in high-accuracy verbatim transcription and subtitling for AI data training. Specializes in strict audio fidelity—capturing fillers, stutters, repetitions, and contractions—alongside precise speaker diarization, time alignment, and standardized event tagging ([laugh], [cough], [inaudible]). Ensures exact text formatting by spelling numbers as spoken and prese
- Language & Cultural Assessment (Localization & Cultural Alignment) : analyzed digital content and AI training data to eliminate cultural biases, ensuring that localized metaphors, idioms, nuances are appropriately integrated while preventing the AI from generating taboo or offensive outputsfor the Indonesian market.
Finance & Purchasing Coordinator - CV. Mineral Jaya Utama (Mitra PT. Timah Indonesia)
(2021 - 2024)
- manage all financial processes related to invoicing process, planning and purchasing of goods required for mine production, as well as managing the logistics system logistics system.
- determine and control production needs and supply chain of goods that are based on fast & slow moving in carrying out budget strategies in purchasing and procurement of goods
- ensure the budget is used wisely and well-focused purchasing strategy monitoring the warehouse logistics system, including tin production warehouses, organizing deliveries and control the goods in and out system and warehouse stock reports
- achieving cost effectiveness in purchasing goods production needs with the strategy of maintaining good relationships with vendors and conducting negotiate well
- implementing a control system in the approval process approval process and issuance of purchase orders to suppliers/vendors
Research Officer - PT. Fast Food Indonesia, Tbk (KFC Indonesia)
(2013 - 2016)
- Manage internal research for each product and program before the launching process in order to promotion and brand development through questionnaires, analyzing databases, conducting reports on the results of research results according to company needs
Media & Public Relation Officer - PT. Fast Food Indonesia, Tbk (KFC Indonesia)
(2003 - 2013)
- Handle Public Relations activities, giving brief conceptualize, writing for KFC internal media (KFC newsletter) & KFC corporate website () every month.(www.kfcku.com).
- write and publish press releases, ceremonial news, and advetorials for company needs
- prepare SOP and implement CSR (Corporate Social Responsibility) programs and other charity programs nationwide.
- managing the website and creating and writing content materials on the KFC Indonesia website through the CMS (Control Management System). Management System)
- monitor the overall news spread throughout the media (including social media related to brand awareness and others) build brand image through sponsorship cooperation withexternal parties in the community
- conducting internal company activities in order to strengthen the kinship between employees
- handling customer complaints both direct and non-direct complaints, as well as customer complaints in the media (letters to readers), social media (reader letters), on social media, websites, and telephones, as well as complaints that are submitted directly and accommodated all KFC stores
Writer & Editor - Ethical Digest & ITC Mega Grosir Tabloid
(2002 - 2003)
- Perform language writing and editing by finding news from various sources, writing and editing original manuscripts of interviews, articles from doctors, medical seminars and workshops, etc.
Education
Bachelor of Linguistic - Sastra Indonesia - University of Indonesia (2002)

