Perform on-site data annotation and QA for natural language datasets, test AI products, analyze data for consistency and relevance, report anomalies, support ML model updates, and prepare concise reports on data quality and model performance.
OVERVIEW
Welo Data is looking for a skilled Data Analyst to join our team and contribute to advancing AI technologies. This role offers a unique opportunity to engage directly with cutting-edge AI products, supporting the refinement and performance of machine learning models through precise data analysis and quality assurance.
Project Details
Job Title: Data Analyst
Location: Bay Area, CA (Onsite)
Hours: Full-time, 40 hours per week
Employment Type: W2 Full-Time Employee
Must have valid work authorization in the US (Welocalize does not sponsor VISAs at this time).
This role is an incredible chance to be at the forefront of AI technology, helping shape the future by testing new products, updating machine learning models, and ensuring high-quality data for impactful AI solutions.
Key Responsibilities
- Test new AI products and provide actionable feedback to improve functionality and user experience.
- Conduct detailed data annotation and quality assurance of natural language datasets following established guidelines.
- Collaborate in updating and refining machine learning models to boost accuracy and effectiveness.
- Analyze data for consistency, relevancy, and alignment with project goals.
- Perform quality control to identify and report anomalies, error patterns, and discrepancies.
- Use basic data analysis methods to extract insights and support continuous improvement.
- Prepare clear and concise reports on findings, including observations on data quality, AI model performance, and user feedback.
Preferred Qualifications
- University degree in linguistics, translation, or a related field.
- 3-5 years of professional linguistics experience.
- Strong analytical skills with the ability to detect patterns and anomalies.
- Excellent communication skills and the ability to work collaboratively in a fast-paced environment.
- Adaptability to evolving priorities and project requirements.
Benefits
- Paid Sick Time & Paid Holiday (combined): 15 days
- Paid Holidays: Memorial Day and Labor Day
- Medical Insurance (subject to eligibility requirements)
- Dental Insurance
- Vision Insurance
- Health Savings Account (HSA)
- Voluntary Life Insurance
- Accident, Critical Illness, and Hospital Indemnity Insurance
- Telemedicine Benefit
- 401(k) Retirement Plan
- Employee Assistance Program
Please note that in order to verify work authorization as is required by Federal law (I-9 process), all new employees must complete a live video verification with their selected IDs and provide photos of these selected IDs within their first 3 days of employment.
To know more details (Click here)
In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. In addition, we employ anti-fraud checks to ensure all candidates meet the requirements of the program.
As a trusted global transformation partner, 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 400,000 in-country linguistic resources. Driving innovation in language services, Welocalize delivers high-quality training data transformation solutions for NLP-enabled machine learning by blending technology and human intelligence to collect, annotate, and evaluate all content types. Our team works across locations in North America, Europe, and Asia serving our global clients in the markets that matter to them. www.welocalize.com
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.
Similar Jobs
Blockchain • Fintech • Payments • Financial Services • Cryptocurrency • Web3
Lead regional growth strategy for USDC by building partnerships with exchanges and OTC desks, delivering regionally compliant product initiatives, and creating AI-driven, automated growth platforms. Own experimentation frameworks, dashboards, and metrics to scale liquidity, adoption, and measurable share shift versus competing stablecoins through cross-functional execution and data-driven prioritization.
Top Skills:
Agent-Driven SystemsAIAnalyticsAutomation PlatformsBlockchainDashboardsExperimentation FrameworksStablecoins
Blockchain • Fintech • Payments • Financial Services • Cryptocurrency • Web3
Leads Circle’s internal communications and employer brand strategy across a global, distributed workforce. Partners with executives, HR, Talent Acquisition, Marketing, and Corporate Communications to shape company messaging, employee engagement, EVP, talent storytelling, candidate experience, alumni programs, and employer reputation. Oversees content, communication infrastructure, change communications, measurement, and AI-enabled workflows while managing and developing a communications team.
Top Skills:
AILlm
Artificial Intelligence • Professional Services • Business Intelligence • Consulting • Cybersecurity • Generative AI
Serve as a Microsoft Dynamics 365 functional lead delivering CRM/ERP assessments, design, configuration, fit-gap analysis, data migration, testing, training, and client-facing implementation support. Lead project tasks, create functional requirements and process flows, support proposals and business development, and coach junior staff to deliver solutions leveraging Microsoft platforms.
Top Skills:
AIAzureCopilotD365Microsoft Dynamics 365Ms Sql ServerPower BIPower PlatformSsrsVisio
What you need to know about the San Francisco Tech Scene
San Francisco and the surrounding Bay Area attracts more startup funding than any other region in the world. Home to Stanford University and UC Berkeley, leading VC firms and several of the world’s most valuable companies, the Bay Area is the place to go for anyone looking to make it big in the tech industry. That said, San Francisco has a lot to offer beyond technology thanks to a thriving art and music scene, excellent food and a short drive to several of the country’s most beautiful recreational areas.
Key Facts About San Francisco Tech
- Number of Tech Workers: 365,500; 13.9% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Google, Apple, Salesforce, Meta
- Key Industries: Artificial intelligence, cloud computing, fintech, consumer technology, software
- Funding Landscape: $50.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Sequoia Capital, Andreessen Horowitz, Bessemer Venture Partners, Greylock Partners, Khosla Ventures, Kleiner Perkins
- Research Centers and Universities: Stanford University; University of California, Berkeley; University of San Francisco; Santa Clara University; Ames Research Center; Center for AI Safety; California Institute for Regenerative Medicine


