Zafra (Mutiara Ansary) Nasution-AI Data Quality & Multimodal Evaluation Specialist
Check rate
Experience
Content Quality Assistant
Andalas University
- Reviewed digital content for accuracy, clarity, consistency, formatting, and publication quality.
- Corrected content issues and coordinated with team members to maintain consistent communication standards.
Multilingual Audio Transcription Contributor
Outlier
- Transcribed speech from provided audio clips into written text while preserving the language used in each recording.
- Reviewed transcripts for completeness, spelling, formatting, and consistency with the original audio.
- Followed project-specific transcription and formatting guidelines across independent remote assignments.
Presentation Quality Reviewer
HumanSignal
- Reconstructed and corrected broken PowerPoint slides to match assigned reference templates.
- Adjusted layouts, fonts, colors, spacing, alignment, and element placement, then performed final visual quality checks.
- Compared completed slides against reference designs and followed detailed guidelines to deliver consistent results.
AI-Generated Image Evaluator
Toloka
- Compared AI-generated images and selected the output that represented the provided prompt most accurately.
- Assessed prompt alignment, visual accuracy, composition, realism, and missing or inconsistent details using project guidelines.
- Identified visual errors and inconsistencies that reduced an image's accuracy or overall quality.
Soil Laboratory & Field Research Intern
Indonesian Soil Research Institute
- Conducted chemical, physical, biological, and mineralogical analyses of soil and fertilizer samples using standardized procedures.
- Supported a corn field study on liquid organic fertilizer through site surveying, soil and plant sampling, scientific data analysis, and reporting.
- Recorded and organized laboratory and field results to support accurate research documentation.
Cashier & Store Operations Assistant
Family Grocery & Wholesale Business
- Managed cashier transactions, daily sales and expense records, inventory monitoring, purchasing, and product restocking.
- Supported wholesale customers, supplier coordination, pricing, and the store's day-to-day operations.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Retail, Information Technology, and Agriculture.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Customer Service, Logistics, Operations, Procurement, Sales, and Supply Chain Management.
Summary
Detail-oriented AI data quality professional with hands-on experience correcting presentation templates, evaluating AI-generated images against text prompts, and transcribing multilingual audio. Skilled at following complex guidelines, identifying inconsistencies, and producing accurate, consistent work independently.
Skills
Ai-Generated Image Evaluation
Prompt-Image Alignment
Multimodal Quality Review
Data Annotation
Powerpoint Template Correction
Visual Qa
Guideline Compliance
Error Identification
Content Review
Scientific Analysis
Technical Reporting
Languages
Education
Andalas University
Bachelor of Science · Soil Science · Kota Padang, Indonesia · 3.79/4.00
Currently pursuing a Bachelor of Science in Soil Science at Andalas University, with a GPA of 3.79/4.00 and expected graduation in November 2026. My studies focus on soil properties, fertility, sustainable land management, and agricultural practices. I am interested in applying scientific and analytical skills to support sustainable agriculture, environmental conservation, and responsible land use.
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Zafra is based in Padang, Indonesia and prefers 100% remote projects.
Zafra speaks the following languages: Indonesian (Native), English (Advanced).
Zafra has at least 4 years of experience. During this time, Zafra has worked in at least 6 different roles and for 6 different companies. The average length of individual experience is 1 year and 8 months. Note that Zafra may not have shared all experience and actually has more experience.
Based on recent experience, Zafra would be well-suited for roles such as: Content Quality Assistant, Multilingual Audio Transcription Contributor, Presentation Quality Reviewer.
Zafra's most recent position is Content Quality Assistant at Andalas University.
In recent years, Zafra has worked for Andalas University, Outlier, HumanSignal, Toloka, and Indonesian Soil Research Institute.
Zafra is most experienced in industries like Retail, Information Technology, and Agriculture. Zafra also has some experience in Education.
Zafra is most experienced in business areas like Customer Service, Logistics, and Operations. Zafra also has some experience in Procurement, Sales, and Supply Chain Management.
Zafra holds a Bachelor in Soil Science from Andalas University.
Zafra is immediately available full-time for suitable projects.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 29 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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