Hire the Best Localization Specialists
in Thailand

I am a professional English ⇄ Thai translator and proofreader with over 10 years of experience helping businesses, publishers, and digital platforms communicate effectively in both languages. ✅ Expertise: • Translation & proofreading (English ⇄ Thai) • Marketing & website localization (ads, e-commerce, social media) • Subtitles, voice-over, and transcription • Business & academic documents •Human resources •MBTI Practitioner 🏆 Highlighted Projects & Client Feedback: • Website Localization for an International E-Commerce Brand – delivered polished Thai content that increased local engagement. ★ Client Feedback: “Very professional and responsive. The translation felt natural and ready to publish without changes.” • Marketing Campaign Translation for a Global Beauty Brand – adapted ad copy and product descriptions to suit the Thai market. ★ Client Feedback: “Excellent work. She understood the cultural nuances and made our campaign truly connect with Thai customers.” • Proofreading & Business Documents for European Clients – ensured clarity and professionalism for reports, contracts, and presentations. ★ Client Feedback: “Fast, accurate, and highly reliable. One of the best freelancers we’ve worked with on Upwork.” ✅ Why Work With Me? • Proven Track Record: 280+ successful projects & 100% Job Success • Quality Guaranteed: Natural, accurate translations tailored to your audience • Professional Background: Master’s degree in Business + international living experience (Europe) • Full-Time Freelancer: Available 30+ hours/week and quick to respond 📌 If you’re looking for a reliable translator who understands both language and culture, let’s discuss how I can support your project.

* Freelance English Tutor from Grades 1-12 and Pre-University * Freelance English to Thai or Thai to English translator (Academic papers, Government papers, Organization papers, News, Blogs, Chats, etc.) * Localization from English to Thai or Thai to English for video subtitles, games, movies, series, etc. * Application tester / Games tester (Regular gamer, all genres accepted) * Experienced in Team Leading and Event Organization from high school to university.

I don’t just "do" the work; I understand the business behind it. With 20+ years leading my production agency, O&J Creation, I’ve mastered the art of blending high-level management with hands-on creative execution. My background as a business owner means I prioritize efficiency, accountability, and clear, direct communication. Whether I’m managing cross-cultural teams, developing film scripts, or optimizing workflows with AI, my goal is always a factual, high-quality result. I offer a versatile skill set that covers the entire media lifecycle: Production & AI: Professional video editing, cinematic AI imagery, and script development. Management: HR strategy and operational leadership based on two decades of experience. Localization: Precise Thai translation and voice-overs, handled with the eye of a producer. I value a peer-to-peer working style—no fluff, just results. If you’re looking for a partner who brings professional maturity and a multi-talented approach to your project, let’s talk.

About Sunny Jang: A Korean Nationality holding a permanent visa in Thailand as a spouse of Thai living in Thailand since 2006. Speaking 3 languages (Korean, English, Thai). (I do not receive any work related to Thai language but only Korean and English.) [Current Interested & Specialized Skills] * Voice Over Talent / Voice Actress / Singing - I can record Various Characters Voices including Kids. Own professional recording equipment in our Studio. For more info, please check my Voice-over Profile. * Content Creation (Korean language), Localization into Korean, Online Marketing for English and Korean - Specialized in Marketing Contents Creation - Localization for Game, Mobile App, PPC Ads, Searching Keywords - Owned a Top-ranked Blog in Naver for Korean Marketing Use *Video Shooting, Editing Videos, Inserting Subtitles (Specialty: E-Learning, Tourism, Property) as a Team (Own a Studio) - Video Editing by using Premier Pro, Adobe Audition, Capcut. Video Shooting by professional team and high quality equipment such as Canon EOS C70, Canon EOS R5C, Canon EOS R6 Mark II. My Channels: E-Learning: youtube.com/@learnkoreanoneaday Tourism: youtube.com/@odigawherewego [Rest of the Skills] * Translation / Interpretation from English to Korean - Specialized in Hotel Website, Menu, Letter, Brochure Translation & Educational Interpretation for International Schools * CS, RSVN, Sales & Marketing Skills in the Tourism Industry - Specialized in Hotel Industry (decade years of careers in the hotel, OTA, B2B, B2C, Agencies) * Creating Website / Web Design for a small business - By using WordPress

Professional Overview Bridging the gap between human nuance and machine intelligence. Are you looking for an expert who can ensure your AI speaks "Human" fluently, or a linguist who understands the technical complexities of the digital age? With over 20 years of experience as a Senior English-Thai Localization Expert and a specialized background in Medical Technology (B.Sc.) and International Management (M.M.), I provide high-stakes linguistic and behavioral solutions for global brands and AI developers. What I Bring to Your Project: 1. AI Behavior & Training (RLHF): • RLHF & Model Mentorship: I train LLMs to adopt specific brand personas, shifting outputs from generic to high-conversion content. • Hallucination Mitigation: Expert in auditing AI logic leaps and fact-checking to ensure data integrity (The "Almond vs. Apricot" Protocol). • Prompt Engineering: Optimizing linguistic prompts for better Thai language performance and cultural resonance. 2. High-Level Translation & Localization: • Subject Matter Expertise: Specialized in Medical, Financial, Forex, and Insurance sectors. • MTPE (Machine Translation Post-Editing): I don’t just translate; I refine AI-generated translations to meet professional standards and cultural etiquette. • Transcreation: Adapting your marketing message to pass the "2-Second Rule" of digital engagement in the Thai market. 3. Domain Authority: • Medical/Healthcare: Deep understanding of clinical protocols and pharmaceutical compliance. • Sales Psychology: Applying 10+ years of sales leadership to create copy that handles objections and drives results. Why Work With Me? I operate as a Human-in-the-Loop expert. Whether it’s localizing a complex medical manual or fine-tuning an AI agent’s persona, my goal is to deliver precision, cultural integrity, and measurable impact. “I don't just process words; I architect behaviors.” Skills • AI & Machine Learning: RLHF (Reinforcement Learning from Human Feedback), AI Content Moderation, Prompt Engineering, LLM Training. • Translation & Localization: English to Thai Translation, Localization, MTPE, Transcreation, Proofreading. • Specialized Writing: Copywriting, Technical Writing (Medical/Financial), Content Strategy. • Other: Insurance, Sales Psychology, Forex Analysis, Medical Technology. Notes: 1. CASE STUDY: THE ALMOND VS. APRICOT PROTOCOL • Challenge: An AI model consistently produced "hallucinated" data, misidentifying critical ingredients and summary points. • Action: Implemented a rigorous human-feedback loop, auditing every logic jump and re-training the model’s summary patterns using proprietary linguistic rules. • Result: Reduced hallucination rates by over [Insert % if possible] and successfully "transplanted" a high-level editorial persona into the AI’s output behavior.

⭐⭐⭐⭐⭐ Translation | Proofreading | Research | Assistant | UI/UX | Mobile | Finance | HR | SEO| AI| UGC Video | Thai Prompt for ChatGPT/Gemini/Microsoft Pilot I offer 5-star rated professional services across multiple fields, backed by years of hands-on experience and industry knowledge. My work is driven by quality, clarity, and consistency. 🌍 Translation & Proofreading ⭐⭐⭐⭐⭐ 🔤 Expert in both oral and written translation for: 🇬🇧 ⇄ 🇹🇭 🇻🇳 🇨🇳 🇯🇵 🇮🇹 🇫🇷 🇵🇹 🇰🇷 📄 Accurate proofreading and editing to ensure clear, culturally relevant communication. 🔍 Research & Virtual Assistance ⭐⭐⭐⭐⭐ 🧠 Reliable support in research, data gathering, analysis, and business reporting. 📅 Skilled in handling scheduling, documentation, and admin tasks efficiently. 📱 Mobile App & Web Development ⭐⭐⭐⭐⭐ 💻 Design and develop responsive websites & mobile apps. 🎨 UI/UX design, logo creation, and image optimization to elevate digital presence. 📊 Data Visualization & BI Tools ⭐⭐⭐⭐⭐ 📈 Power BI & Tableau expert for data-driven dashboards and deep insights. 💡 Turn complex data into actionable business strategies. 🧩 Project Management & Agile Support ⭐⭐⭐⭐⭐ 📌 Experienced in managing complex projects and Scrum methodology. 📋 Can support or lead as a PM or Scrum Master to ensure timely delivery and clear communication. 💼 Finance & Accounting ⭐⭐⭐⭐⭐ 🏦 Senior Manager experience in the banking and financial services sector. 🧾 Skilled in accounts payable/receivable processes and financial documentation. 👥 HR & Legal/Real Estate Admin ⭐⭐⭐⭐⭐ 🧑‍💼 Knowledgeable in HR tasks, payroll, and Social Security admin. 📑 Comfortable working with contracts, legal docs, and property-related paperwork. 🚀 SEO & Digital Marketing Support ⭐⭐⭐⭐⭐ 🔍 Keyword research, content optimization, and basic SEO strategies to improve online visibility. 📢 Support in content structuring for improved engagement and ranking. 🧰 Software Proficiency ⭐⭐⭐⭐⭐ 🖥️ Microsoft Word, Excel, PowerPoint 🖌️ Basic Adobe Photoshop 🛠️ Various project and content management tools ✨ Your one-stop solution for quality, versatility, and professional support. Let’s collaborate and bring your project to life! 🌟