WeLocalize

Hungarian Localization QA Tester/Proofreader in Cupertino, CA

Sorry, this job was removed at 04:18 p.m. (CST) on Monday, Oct 20, 2025

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Cupertino, CA

In-Office

Machine Learning • Natural Language Processing

The Role

Welo Data works with technology companies to provide datasets that are high-quality, ethically sourced, relevant, diverse, and scalable to supercharge their AI models. As a Welocalize brand, WeloData leverages over 25 years of experience in partnering with the world’s most innovative companies and brings together a curated global community of over 500,000 AI training and domain experts to offer services that span:

ANNOTATION & LABELLING: Transcription, summarization, image and video classification and labeling.

ENHANCING LLMs: Prompt engineering, SFT, RLHF, red teaming and adversarial model training, model output ranking.

DATA COLLECTION & GENERATION: From institutional languages to remote field audio collection.

RELEVANCE & INTENT: Culturally nuanced and aware, ranking, relevance, and evaluation to train models for search, ads, and LLM output.

Want to join our Welo Data team? We bring practical, applied AI expertise to projects. We have both strong academic experience and a deep working knowledge of state-of-the-art AI tools, frameworks, and best practices. Help us elevate our clients' Data at Welo Data.

Job Reference: #LI-JG1

MAIN PURPOSE OF JOB

As a Linguistic QA Tester, you will primarily be proofreading and editing content already localized to your native language, making sure you catch any errors in the content, such as: grammar, typos, syntax, punctuation, capitalization, political incorrectness, inconsistencies, and extra spaces between words or characters. You will sometimes be translating content from English to your native language. You will also be checking UIs for functional issues.

Job Details:

Location: Onsite in Cupertino, CA (100% onsite attendance, no remote work) - client's shuttle available!

Workweek: Mon-Fri 8:30am-4:30pm (1 hour unpaid break from 12-1) = 35 hours a week

Hourly Rate: $35

Duration: Project-based

W-2 employee, eligible for benefits based on hours worked

Must have a US work permit

Benefits:

▪️ Accident, Critical Illness, Hospital Indemnity Insurance

▪️ Telemedicine Benefit

▪️ Paid Sick Time - Employees accrue 1 hour of paid sick leave every 30 worked hours

▪️ Paid Holiday: 2 days

▪️ Employee Assistance Program

Following eligibility requirements:

▪️ Medical Insurance

▪️ Dental Insurance

▪️ Vision Insurance

▪️ FSA and HSA

▪️ Voluntary Life Insurance

▪️ 401(k) Retirement Plan- After 1000 hours worked

Requirements

Native-level fluency in their respective language (grammar, vocabulary, composition, punctuation) - HUNGARIAN
Fluency in English (written and spoken)
Experience working in translation
Tech savvy, with experience testing web-based systems and applications on Mac OS X and iOS
Ability to prioritize linguistic issues and distinguish between a true must-fix and a nice-to-have
Experience working with test cases and test scripts
Experience with bug tracking systems
Ability to clearly articulate reproduction steps for a given issue and communicate critical information
Strong problem-solving skills
Ability to work independently and as part of a team
Ability to work with very diverse teams
Ability to work under pressure in a fast-paced environment
Strong team ethic

#welodata

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The Company

HQ: New York, NY

2,331 Employees

Year Founded: 1997

What We Do

Welocalize accelerates the global business journey by enabling brands and companies to reach, engage, and grow international audiences. Welocalize delivers multilingual content transformation services in translation, localization, and adaptation for over 250 languages with a growing network of over 250,000 in-country linguistic resources. Driving innovation in language services, Welocalize delivers high-quality training data solutions for NLP-enabled machine learning by blending technology and human intelligence to collect, annotate, and evaluate all content types. Our people work across offices in North America, Europe, and Asia serving our global clients in the markets that matter to them.

• Global team of 2,100+
• Offices in North America, Europe and Asia
• Quality Certifications: ISO 9001:2015, ISO/IEC 27001:2013, ISO 17100:2015, ISO 13485:2016, ISO 18587:2017
• Accredited professional translators and interpreters for 250+ languages

www.welocalize.com