Eko M.-AI Content Evaluator | Localization Expert | Linguistic Specialist
Check rate
Experience
AI Prompt Engineer
Wish Travelers (WT)
- Created and managed AI prompts to improve model accuracy and performance.
- Built AI-based applications to automate repetitive tasks and improve workflow efficiency.
- Collaborated across departments to integrate AI tools into business operations.
Language Expert (LE) & Localization Specialist
Centific / OneForma
Project: Isaac Lighthouse 3.0
- Conducted in-depth audits of AI output for locale id_ID to ensure high quality standards.
- Detected and reported AI logic errors, information hallucinations, and grammatical errors.
- Managed task workflows using AppleConnect, Microsoft SharePoint, and MantisBT platforms.
- Optimized AI responses to sound natural (human-like) and less rigid.
Freelance AI Data Contributor
Lionbridge (via Aurora AI Studio)
- Generative AI Training: Curate and capture high-quality image datasets to train advanced Generative AI and Computer Vision models.
- Metadata Engineering: Developed and managed precise metadata for complex image sets, adhering to strict naming conventions and technical specifications.
- Factual Content Annotation: Authored objective, descriptive captions for diverse assets (people, animals, and objects) to improve AI's contextual understanding.
- Quality Assurance: Conducted rigorous reviews of visual data to ensure 100% compliance with safety guidelines and intellectual property rules (brand/logo removal).
- Composition: Managed complex "Full Scene" compositions by capturing individual assets across varying lighting conditions and angles.
Data Labelling Specialist
Eklipse.gg
- Responsible for labeling AI data to train machine learning models.
- Used Python and LLM/RAG fine-tuning techniques to produce high-quality datasets.
Meat Processing Coordinator
Indoguna Utama
- Managed meat department operations, ensuring stock availability and food safety standards.
- Led the team and coordinated work schedules in a busy retail environment.
Data Intelligence (Internship)
SIRCLO
- Processed and presented data in dashboards using Redash and Superset.
- Collaborated with the Data Engineer team to ensure data availability.
Data Scientist (Internship)
PT. Erajaya Swasembada, Tbk.
- Collected and analyzed data from Marketplace, Salesforce, and Google Analytics.
- Created data visualizations using SQL, Tableau, and Google Looker Studio.
Radiology Laboratory Assistant
Universitas Brawijaya
- Supervised veterinary students in diagnostic imaging, ensuring proper X-ray and ultrasound techniques.
- Prepared laboratory materials, phantoms, specialized equipment, and contrast materials for practical sessions.
- Ensured safety in laboratory operations and quality control standards while bridging theoretical knowledge with practical imaging applications.
Animal Reproduction Laboratory Assistant
Universitas Brawijaya
- Supported reproductive health practicals for students, including ultrasonography, estrus synchronization, and artificial insemination techniques.
- Supervised sample collection and clinical procedures, ensuring strict adherence to animal welfare and hygiene standards.
- Assisted faculty in facilitating field and lab-based practicals, optimizing student learning outcomes.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Retail, Food and Beverage, and Education.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Operations, Quality Assurance, Research and Development, Audit, and Product Development.
Summary
Results-oriented Professional with a multidisciplinary background spanning AI Engineering, Linguistic Localization, and Veterinary Science. Proven expertise in LLM evaluation, computer vision dataset annotation, and practical instruction for Veterinary Diagnostic Imaging (X-ray & Ultrasound). Skilled at navigating complex technical ecosystems (Azure, AppleConnect, Aurora AI Studio), enforcing strict laboratory quality control and safety standards, and bridging theoretical knowledge with high-precision operational execution.
Skills
Technical Prompt Engineering
Llm Fine-Tuning
Rag
Nlp
Computer Vision
Metadata Tagging
Python
Sql
Diagnostic Imaging (X-Ray/Ultrasound)
Aurora Ai Studio
Labelbox
Cvat
Mantisbt
Tableau
Looker Studio
Salesforce
Azure
Appleconnect
Haccp
Iso 22000
Gmp (Good Manufacturing Practices)
Food Safety
Lab Safety & Quality Control
Languages
Education
Universitas Gadjah Mada
Bachelor of Animal Science · Animal Science · Yogyakarta, Indonesia · 3.28/4.00
Certifications & licenses
AI Training Specialist
Language Expert (LE) Certified (Isaac Lighthouse 3.0)
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Eko is based in Magelang Regency, Indonesia and can operate in on-site, hybrid, and remote work models.
Eko speaks the following languages: Indonesian (Native), English (Advanced).
Eko has at least 4 years of experience. During this time, Eko has worked in at least 9 different roles and for 8 different companies. The average length of individual experience is 5 months. Note that Eko may not have shared all experience and actually has more experience.
Based on recent experience, Eko would be well-suited for roles such as: AI Prompt Engineer, Language Expert (LE) & Localization Specialist, Freelance AI Data Contributor.
Eko's most recent position is AI Prompt Engineer at Wish Travelers (WT).
In recent years, Eko has worked for Wish Travelers (WT), Centific / OneForma, Lionbridge (via Aurora AI Studio), Eklipse.gg, and Indoguna Utama.
Eko is most experienced in industries like Information Technology, Retail, and Education. Eko also has some experience in Food and Beverage.
Eko is most experienced in business areas like Information Technology, Quality Assurance, and Research and Development. Eko also has some experience in Operations, Audit, and Product Development.
Eko holds a Bachelor in Animal Science from Universitas Gadjah Mada.
Eko has 2 certificates. These include: AI Training Specialist and Language Expert (LE) Certified (Isaac Lighthouse 3.0).
Eko 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 17 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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