Data Annotation Specialist - South Bay, CA (On Site)
Welocalize
Sunnyvale, CA / Menlo Park, CAWelo Data - AI Services – Data Annotation /Full Time /On-siteOVERVIEWWelo 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 DetailsJob Title: Data AnalystLocation: Bay Area, CA (Onsite)Hours: Full-time, 40 hours per weekEmployment Type: W2 Full-Time EmployeeMust 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 ResponsibilitiesTest 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 QualificationsUniversity 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.BenefitsPaid Sick Time & Paid Holiday (combined): 15 daysPaid Holidays: Memorial Day and Labor DayMedical Insurance (subject to eligibility requirements)Dental InsuranceVision InsuranceHealth Savings Account (HSA)Voluntary Life InsuranceAccident, Critical Illness, and Hospital Indemnity InsuranceTelemedicine Benefit401(k) Retirement PlanEmployee Assistance ProgramPlease 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. 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.We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
$26 - $28 per hour
...services in a structured, outpatient clinic-based environment in the Bay Area. This role functions as an extension of the clinical team... ...$28 per hour | Position Type: W2 The Setting Clinic staff are on-site full time Organized scheduling and patient flow Coordinated, team...WebsiteHourly payFull timeWeekday work- ...Location: Palo Alto, CA Highlights: Resource... ...with a talented team of on-site primary care clinicians and medical specialists Requirements Current... ...the San Francisco Bay Area. Our organization is... ...Information Located 35 miles south of San Francisco and 14...WebsiteFull timeLocal areaRelocation package
- ...greater San Francisco Bay Area. Our outpatient... ...cardiovascular care, with specialists in heart failure,... ...cardiac imaging with on-site dedicated coronary CT and... ...of developing a robust data infrastructure for ongoing... ...Located 35 miles south of San Francisco and 14...WebsiteFull timeRelocation package
$23 - $28 per hour
...Professional House Cleaner / Housekeeper [W-2 Employee] Location: South Bay/San Jose Area (San Jose, Palo Alto, Mountain View, Sunnyvale,... ...& Travel Pay: Required driving between assigned client job sites during the workday is paid time and reimbursed. Supportive...WebsiteHourly payFull timePart timeFor contractorsLocal areaFlexible hoursShift work- ...Data Annotation Specialist Review user queries in Excel file and assign the correct label based on provided guidelines. Ensure annotations are accurate, consistent, and meet quality standards. Key Responsibilities Read and review user queries in an Excel workbook...Suggested
$1,652 - $1,703 per week
...Certified Occupational Therapist Assistant Location: Palo Alto, CA Agency: Pioneer Healthcare Services Pay: $1,652 to $1,7... ...Setting: Skilled Nursing Facility - SNF Workplace: On-site About Pioneer Healthcare Services: Pioneer Healthcare Services...WebsiteFull timeRelocation packageShift work$200k - $300k
...Job Description Job Description Senior Frontend Engineer – Voice AI Platform Full-time On-site: Redwood City, CA $200,000-$300,000 $200,000-$300,000 base salary + competitive equity. Offers are performance-based and tied to interview results, not past compensation...WebsiteFull timeH1bVisa sponsorship- ...Job Title : Clinical Data Specialist Duration : 6 months Location : Sunnyvale, CA Department: IntraOp Intelligence Reports to: Manager, Data Analyst... ...The successful candidate will perform clinical annotation and quality review, investigate annotation...Worldwide
- ...building the foundational data and benchmark... ...scaling rapidly in the Bay Area. About the Role... ...supply side at a data annotation/labeling vendor company... ...Presence: Ability to work full-time on-site (5 days/week) in the San Mateo/Redwood City, CA area....WebsiteFull time
$2,983 per week
...CT Tech Location: Redwood City, CA Agency: Cynet Health Pay: $2,983 per week Shift Information: Evenings - 5 days... ...on-call staff. Scrubs will be provided. Radiologists may be on-site or available on call depending on the workload. Floor-specific orientation...WebsiteHourly payFull timeContract workShift workWeekend workDay shiftAfternoon shift- ...drug discovery, development, and marketed products. • Clinical data managers work collaboratively with internal and external... ...management team members. • Reviews study protocols and assists site coordinators, investigators, and field clinical staff in collecting...Website
$1,249 - $1,329 per week
...(RN) | Registered Nurse First Assistant Location: Palo Alto, CA Agency: Fusion Medical Staffing Pay: $1,249 to $1,329 per... ...and timeout to confirm patient identity, procedure, surgical site and adhere to all safety protocols","Ensure the availability and...WebsiteFull timeContract workTemporary workShift work$65 - $85 per hour
...Overview Executive Function Coach, Redwood City, CA, On-site. Base pay range: $65.00/yr - $85.00/yr The Association of Test Preparation, Admissions, and Private Tutoring (TPAPT) is seeking Educational Therapists who have experience with either Math or ELA intervention....WebsiteContract workFlexible hours$1,249 - $1,329 per week
...(RN) | Registered Nurse First Assistant Location: Palo Alto, CA Agency: Fusion Medical Staffing Pay: $1,249 to $1,329 per... ...and timeout to confirm patient identity, procedure, surgical site and adhere to all safety protocols","Ensure the availability and...WebsiteFull timeContract workTemporary workShift work$3,000 - $3,210 per week
...Registered Nurse (RN) | Labor & Delivery Location: Redwood City, CA Agency: Aptiva Corp Pay: $3,000 to $3,210 per week... ..., 1 MB - Common diagnosis / Types of patients: Level 2 NICU on site that is staffed by Stanford nurse; 32 weeks and above; rarely will...WebsitePermanent employmentFull timeContract workPrivate practiceImmediate startShift workNight shiftWeekend work- ...Description Community Manager - Union City CA COMPENSATION INCLUDES SALARY RATE PLUS... ...value-add multifamily properties in the Bay Area, Southern California (including Ventura... ...Craigslist and other approved marketing sites Screen and qualify prospective residents...WebsiteWork at officeLocal areaImmediate startFlexible hours
$1,444 - $1,489 per week
...Physical Therapy Assistant Location: Portola Valley, CA Agency: Pioneer Healthcare Services Pay: $1,444 to $1,489 per... ...week Setting: Skilled Nursing Facility - SNF Workplace: On-site About Pioneer Healthcare Services: Pioneer Healthcare Services...WebsiteFull timeRelocation packageShift work$2,799 per week
...Health CareLocation: Palo Alto, CA 94303Contract Length: 13... ...among some of the region's busiest sites. Outpatient MRI, ultrasound, and... ...Park just north to Mountain View south. Housing here runs very... ...down the Peninsula or across the bay, with Caltrain easing some of the...WebsiteContract workRelocationRotating shift$2,799 per week
...Travel Nurse Job in Palo Alto, CA This ICU travel nurse job in... ...among some of the region's busiest sites. Outpatient MRI, ultrasound,... ...just north to Mountain View south. Housing here runs very expensive... ...down the Peninsula or across the bay, with Caltrain easing some of...WebsiteContract workImmediate startRelocationShift work$2,455 - $2,530 per week
...Physical Therapist Location: Sunnyvale, CA Agency: Pioneer Healthcare Services Pay: $2,455 to $2,530 per week Shift... ...to 40.00 hours per week Setting: Outpatient Workplace: On-site About Pioneer Healthcare Services: Pioneer Healthcare...WebsiteFull timeRelocation packageShift work- ...Data Collector Dyna Robotics builds general-purpose robots powered by a proprietary... ...standards. This role is primarily on-site at our Redwood City, CA headquarters. We maintain a high bar... ...by ensuring recorded data is annotated correctly Produce detailed reports...WebsiteFull time
$130k - $150k
...simultaneouslyExperience working in the South Bay AreaProven record of presenting to... ...and internal considerations.Location:On-site -Menlo Park, CA, San Francisco, CAIf this job description... ...about how JLL processes your personal data, please view our Candidate Privacy Statement...WebsiteFull timeWork at officeLocal area$1,382 - $1,425 per week
...Occupational Therapist Assistant Location: Palo Alto, CA Agency: Pioneer Healthcare Services Pay: $1,382 to... ...week Setting: Skilled Nursing Facility - SNF Workplace: On-site About Pioneer Healthcare Services: Pioneer Healthcare...WebsiteRelocation packageShift work- ...Office Assistant to join our team in Redwood City, CA! The Office Assistant reports directly to the Site Administrator and serves as a central support... ...Our comprehensive services — available across the South Bay, Peninsula, and San Francisco Bay Area — are designed...WebsitePart timeWork at officeShift work
- ...hard-working, smart, and loves to win. Location: San Carlos, CA Travel: Willingness to travel with little to no advance notice... ...systems installed at the Clear Labs headquarters (HQ) and at customer sites around the West Coast region. These activities include, but are...Website
- ...medicine physician. Location: Sunnyvale, CA Highlights: ~ Physician-led and... ...in practices throughout the San Francisco Bay Area. Our organization is nationally recognized... ...close to several of California's iconic sites, including the famous redwood forests and...WebsiteFull timeRelocation package
- ...Description Package Liaison Handler – Menlo Park, CA (Part Time) Mon/Wed/Fri 2:30pm-7:30pm... ...to sender Email Correspondence with on-site residents and property staff Serve as a... ...Ideally, the candidate would live in the South Bay or Menlo Park area. Comfortable using...WebsitePart timeLive in
$3,503 per week
...Registered Nurse (RN) | Cardiovascular Operating Room Location: Palo Alto, CA Agency: Medical Solutions Pay: $3,503 per week Shift Information: Rotating Start Date: 9/14/2026 About the Position TravelNurseSource is working with Medical Solutions...WebsiteFull timeTemporary workShift work$3,127 per week
...Registered Nurse (RN) | Pediatric Intensive Care Unit Location: Palo Alto, CA Agency: Medical Solutions Pay: $3,127 per week Shift Information: Days Start Date: 9/6/2026 About the Position TravelNurseSource is working with Medical Solutions...WebsiteFull timeTemporary workShift work$25 - $35 per hour
...Description OTS Calibration Technician South San Francisco, CA | Full-Time | Monday–Friday | $25–$35/... ...calibration certificates. Perform data entry and monitor calibration orders... ...clean driving record to drive to customer sites. What We Offer ~ Health, Vision,...WebsitePermanent employmentFull timeWork at officeMonday to Friday
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