Localization QA Tester – Thai

Software Testing Notes; Northern (KY); Hybrid; USD 48,000 - 60,000; Full time

Job summary

Centific seeks a Localization QA Tester to ensure linguistic accuracy, cultural relevance, and a consistent user experience across languages. You will execute test cycles, review translated content, and report defects while collaborating with PMs, translators, and developers to improve QA processes.

Responsibilities include validating tone and grammar, UI encoding checks, and maintaining style guides. This role emphasizes detail, cross‑functional teamwork, and rigorous defect reporting in a

Qualifications

• Native-level proficiency in the target language.
• Fluency in English (written and spoken).
• Experience with QA methodologies, bug tracking, and reporting.
• Ability to communicate findings clearly and professionally.
• Strong attention to detail for linguistic or UI issues.

Responsibilities

• Execute full Localization QA test cycles across different platforms, OS versions, and testing environments (including Production).
• Review, verify, edit, score, and translate copy across a wide range of media and content types.
• Validate localized content for tone, grammar, context, cultural relevance, and linguistic correctness.
• Evaluate UI behavior for truncation, clipping, alignment, wrapping, and encoding issues.
• Report and track bugs clearly and accurately; retest to confirm fixes.
• Provide clear feedback and suggestions regarding linguistic errors, UX issues, and functional defects.
• Contribute updates and recommendations to Style Guides and Terminology Databases.
• Assist with ad‑hoc localization QA tasks, spot checks, and build verifications.
• Collaborate with localization PMs, translators, developers, and QA teams.
• Suggest process or workflow improvements to increase QA efficiency, scalability, and consistency.

Skills

Native-level proficiency

Fluency in English

Tech-savvy

QA methodologies

Bug tracking

Communication

Tools

Worldserver

memoQ

Smartling

Lokalise

Job description

Centific is a frontier AI data foundry that curates diverse, high-quality data, using our purpose-built technology platforms to empower the Magnificent Seven and our enterprise clients with safe, scalable AI deployment. Our team includes more than 150 PhDs and data scientists, along with more than 4,000 AI practitioners and engineers. We harness the power of an integrated solution ecosystem—comprising industry-leading partnerships and 1.8 million vertical domain experts in more than 230 markets—to create contextual, multilingual, pre-trained datasets; fine-tuned, industry-specific LLMs; and RAG pipelines supported by vector databases. Our zero-distance innovation™ solutions for GenAI can reduce GenAI costs by up to 80% and bring solutions to market 50% faster.

Our mission is to bridge the gap between AI creators and industry leaders by bringing best practices in GenAI to unicorn innovators and enterprise customers. We aim to help these organizations unlock significant business value by deploying GenAI at scale, helping to ensure they stay at the forefront of technological advancement and maintain a competitive edge in their respective markets.

About Job

The Localization QA Tester is responsible for evaluating localized content to ensure linguistic accuracy, cultural relevance, functional quality, and a consistent user experience across supported languages. This role executes test cases, reviews translated content, identifies and reports defects, and collaborates with cross‑functional teams to maintain high localization quality.

Role And Responsibilities

• Execute full Localization QA test cycles across different platforms, OS versions, and testing environments (including Production).
• Review, verify, edit, score, and translate copy across a wide range of media and content types.
• Validate localized content for tone, grammar, context, cultural relevance, and linguistic correctness.
• Evaluate UI behavior for truncation, clipping, alignment, wrapping, and encoding issues.
• Report and track bugs clearly and accurately; retest to confirm fixes.
• Provide clear feedback and suggestions regarding linguistic errors, UX issues, and functional defects.
• Contribute updates and recommendations to Style Guides and Terminology Databases.
• Assist with ad‑hoc localization QA tasks, spot checks, and build verifications.
• Collaborate with localization PMs, translators, developers, and QA teams.
• Suggest process or workflow improvements to increase QA efficiency, scalability, and consistency.

Required Technical and Professional Expertise

• Native‑level proficiency in the target language.
• Fluency in English (written and spoken).
• Tech‑savvy; comfortable testing across multiple tools, devices, and platforms.
• Knowledge of QA methodologies, bug tracking, and reporting.
• Strong attention to detail and ability to identify nuanced linguistic or UI issues.
• Ability to communicate findings clearly and professionally.

Preferred Technical And Professional Expertise

• 2+ years of experience in QA, Localization QA, or linguistic testing.
• Experience with CAT tools or localization platforms (e.g. Worldserver, memoQ, Smartling, Lokalise).
• Familiarity with internationalization and multilingual UX concepts.
• Familiarity with multiple file formats, e.g. .CSV, JSON, HTML, Unicode, etc.
• Strong proficiency with macOS/iOS environments.
• Ability to work on multiple projects in a fast‑paced environment.
• Experience collaborating with distributed or cross‑functional teams.

Rate: $25 per hour

Centific is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, citizenship status, age, mental or physical disability, medical condition, sex (including pregnancy), gender identity or expression, sexual orientation, marital status, familial status, veteran status, or any other characteristic protected by applicable law. We consider qualified applicants regardless of criminal histories, consistent with legal requirements.