Location: Porto, Portugal
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in Portuguese and fluent in English.
Location:
Must be based in Portugal.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
УдалённоseniorPorto, Portugal; Must be based in Portugal
Location: Netherlands
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in Dutch and fluent in English.
Location:
Must be based in Netherlands.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
Location: Japan
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in Japanese and fluent in English.
Location:
Must be based in Japan.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
Location: Italy
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in Italian and fluent in English.
Location:
Must be based in Italy.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
Location: Spain
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in Spanish and fluent in English.
Location:
Must be based in Spain.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
Location: France
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in French and fluent in English.
Location:
Must be based in France.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
Location: Germany
Workplace: remote
We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.
Responsibilities:
Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.
Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.
Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.
Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.
Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.
Draft technical launch readiness justifications (Launch Certification Documentation) for final.
Requirement:
Language Skills
:
Native fluency in German and fluent in English.
Location:
Must be based in Germany.
Education
:
Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field.
Prompt Engineering & AI Expertise
:
At least 4 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.
Data Analysis
:
Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools.
Technical Agility
:
Ability to quickly learn and master proprietary tools with minimal supervision.
Communication
:
Excellent verbal and written communication skills.
Optional / Preferred Skills:
Familiarity with enterprise-grade LLM interfaces like the Goose API.
Experience in AI model evaluation, data science, computational linguistics, or software engineering.
Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.
Linguistic expertise, including an understanding of semantics and logic.
Location: Australia
Workplace: remote
Overview
Are you passionate about languages, writing, and quality evaluation? We are launching an exciting language evaluation project and are looking for Mandarin-speaking experts to join our team.
In this role, you will contribute to training AI systems to better understand, generate, and refine language by performing structured evaluation and writing tasks, all from the comfort of your home and on a flexible schedule.
What you will do:
- Evaluate AI-generated responses for accuracy, grammar, and cultural relevance.
- Identify issues and provide refined, high-quality rewritten responses.
- Create natural prompts and responses in Mandarin to improve conversational datasets.
- Collaborate with global teams to help improve AI language models.
Project Details:
- Duration: 4 weeks.
- Rate: $40USD/hour
- Commitment: ~10 to 20 hours/week (flexible schedule).
- Job Type: Freelance contract.
- Location: Remote
Requirements:
- Background as a teacher (preferred but not a must) or experience in teaching/writing in Mandarin.
- Excellent written communication and strong grammatical accuracy.
- Familiarity with cultural nuances in Mandarin.
- Comfortable with structured tasks such as: preference ranking (factuality & locality), prompt-response writing, grammaticality checks, provision & improvement of text.
Note: Please do not use VPNs or IP-masking tools during the recruitment process — our security system requires accurate regional verification.
Job reference: #L1-CC1
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
🌱 Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
🌍 Limitless Support
Be part of a global contributor community with responsive guidance and support.
💡 Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
Location: Australia
Workplace: remote
Speech Recording Participant – Australian English
Location: Australia
Contract Type: Freelance (4 month commitment)
Hours: 17 hours weekly commitment required
We’re looking for Australian English speakers to participate in a structured voice recording project supporting next generation AI voice technology. This is a remote, flexible, part-time freelance opportunity ideal for individuals who can commit to consistent weekly participation over a 4month project period.
About the Work
Participants will record short, scripted prompts via our task delivery platform, Aurora Studio. Recordings should reflect a natural speaking style, and some scripts may ask for light emotional variation (e.g., sounding mildly surprised or concerned while maintaining a natural tone).
Requirements
Australian English accent required
Ability to commit 14 hours weekly for 4 months
External microphone required (no laptop or phone mics)
Quiet recording environment, no background noise
Clear, consistent, natural speaking delivery
Reliable home internet connection
Your Responsibilities
Record scripts provided within the Aurora Studios platform
Maintain required audio quality standards
Deliver weekly tasks reliably throughout the project
Why Participate?
Competitive pay
Work from home on your own schedule
Contribute to the development of advanced AI speech technologies
Straightforward tasks with ongoing weekly availability
Location: Canada
Workplace: remote
Speech Recording Participant – Canadian English
Location: Canada
Contract Type: Freelance (4month commitment)
Hours: 17 hours weekly commitment required
We’re looking for Canadian English speakers to participate in a structured voice recording project supporting next-generation AI voice technology. This is a remote, flexible, part-time freelance opportunity ideal for individuals who can commit to consistent weekly participation over a 4month project period.
About the Work
Participants will record short, scripted prompts via our task delivery platform, Aurora Studio. Recordings should reflect a natural speaking style, and some scripts may ask for light emotional variation (e.g., sounding mildly surprised or concerned while maintaining a natural tone).
Requirements
Canadian English accent required
Ability to commit 14 hours weekly for 4 months
External microphone required (no laptop or phone mics)
Quiet recording environment, no background noise
Clear, consistent, natural speaking delivery
Reliable home internet connection
Your Responsibilities
Record scripts provided within the Aurora Studios platform
Maintain required audio quality standards
Deliver weekly tasks reliably throughout the project
Why Participate?
Competitive pay
Work from home on your own schedule
Contribute to the development of advanced AI speech technologies
Straightforward tasks with ongoing weekly availability
Location: United Kingdom
Workplace: remote
Speech Recording Participant – American English
Location: United Kingdom
Contract Type: Freelance (4month commitment)
Hours: 17 hours weekly commitment required
We’re looking for British English speakers to participate in a structured voice recording project supporting next generation AI voice technology. This is a remote, flexible, part-time freelance opportunity ideal for individuals who can commit to consistent weekly participation over a 4month project period.
About the Work
Participants will record short, scripted prompts via our task delivery platform, Aurora Studio. Recordings should reflect a natural speaking style, and some scripts may ask for light emotional variation (e.g., sounding mildly surprised or concerned while maintaining a natural tone).
Requirements
British English accent required
Ability to commit 14 hours weekly for 4 months
External microphone required (no laptop or phone mics)
Quiet recording environment, no background noise
Clear, consistent, natural speaking delivery
Reliable home internet connection
Your Responsibilities
Record scripts provided within the Aurora Studios platform
Maintain required audio quality standards
Deliver weekly tasks reliably throughout the project
Why Participate?
Competitive pay
Work from home on your own schedule
Contribute to the development of advanced AI speech technologies
Straightforward tasks with ongoing weekly availability
Location: India
Workplace: remote
Contract type: Freelance
Language: English (India)
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: United States
Workplace: remote
Contract type: Freelance
Hourly rate: $20.30
Language: English (US)
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
If you're someone who:
Notices when recommendations actually make sense
Thinks critically about usefulness, intent, and context
Cares about accuracy in digital experiences
This project is built for you.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in the United States.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you
.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Job Reference: #LI-CC1
Location: Taiwan
Workplace: remote
OVERVIEW
We are seeking a Content Reviewer to evaluate and refine AI-generated summaries for locations on a maps product. These summaries are automatically generated for places such as restaurants, parks, and landmarks and require localization and adjustments to ensure accuracy, cultural relevance, and naturalness.
As a Reviewer, you will leverage your expertise in writing structure, content, tone, and perspective to ensure summaries are consistent, coherent, and aligned with the required guidelines. You will also conduct research to verify information and refine content for clarity and readability.
This freelance role offers flexibility, with task volumes varying based on project needs. If you have a strong language background and enjoy creating culturally accurate content, we’d love to have you on board as a language expert!
Project Details
Schedule: Flexible workload without a fixed work commitment
This is a freelance opportunity; the workload is based on project needs.
Employment Type: Freelance/Independent Contract
Location: Remote
Language: Traditional Chinese (Taiwan)
Pay Rate: $24/hour
MAIN DUTIES
Review guidelines and training content to ensure adherence to the required structure, tone, and style specific to the Traditional Chinese (Taiwan) locale.
Occasionally provide feedback or rephrase text to better match the terms, expressions, and cultural nuances of your locale.
Edit and adjust AI-generated summaries to enhance clarity, readability, and effectiveness in capturing key points and overall sentiment.
Ensure consistency across all summaries while following the provided content guidelines.
QUALIFICATIONS AND SKILLS
Traditional Chinese (Taiwan) proficiency (C1 or higher)
in reading, writing, and comprehension, ensuring effective communication
Minimum of 4 years of professional experience in a related field.
Advanced writing skills and ability to synthesize and summarize complex information.
University degree in a relevant subject matter specialty (e.g., Computer Science, Data Science, AI, Linguistics).
Proficiency in applying complex rules related to writing structure, content, and perspective.
Competence in researching, validating, and editing content for accuracy and reliability.
Knowledge of safety protocols and considerations in AI data delivery.
When you join Welocalize, you have the opportunity to bring your career to the next level:
... receive a steady volume of work and long-term partnership {where this applies}
... professional development: work on exciting projects that will empower you to keep learning and growing
... work with multicultural, international teams with a great variety of documents and content types
... 24-hour 6-day-a-week support from our Community team.
If this opportunity sounds appealing to you, apply below.
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
Location: Sunnyvale, CA; Menlo Park, CA
Workplace: onsite
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.
Location: Seattle, WA
Workplace: onsite
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: Seattle (On-site)
Hours: Full-time, 40 hours per week
Start Date: November 2025
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.
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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.
Location: Norway
Workplace: remote
OVERVIEW
Are you passionate about language, detail-oriented, and skilled in identifying nuances in meaning and tone? Join our global network of linguistic professionals and contribute to a high-impact language project that shapes how people interact with AI-powered content worldwide. We’re looking for experienced Linguist Reviewers to help refine and elevate language data by evaluating and enhancing synonyms, word groupings, and phrasing.
MAIN DUTIES
- Evaluate lists of synonyms and related phrases for accuracy, appropriateness, and naturalness.
- Identify linguistic errors, awkward phrasing, or incorrect usage and suggest corrections.
- Generate improved or alternative synonyms that better match intended meanings.
- Provide insightful linguistic feedback to improve language quality and consistency.
- Collaborate with project managers and fellow linguists to meet quality standards and deadlines.
PROJECT DETAILS
Start Date: Immediately after completing the training process
Employment Type: Freelance/Independent Contract
Location: Remote
Language: Norwegian
Pay Rate: $35/hour
By applying, you'll become part of our Freelance community, opening doors to a range of projects tailored to your skills and availability, particularly highlighting localization and linguistic expertise.
Payment rates for future projects may vary, ensuring fair compensation that reflects your location, industry, and skill set.
Joining us means contributing to our current project and becoming part of our dynamic network.
This is a unique chance to enhance global user experiences and apply your language skills in meaningful ways.
REQUIREMENTS
Background in linguistics, translation, copyediting, or related fields
Proficient in English
Strong knowledge of synonyms, semantics, and contextual meaning
Excellent attention to detail and ability to follow linguistic guidelines
Previous experience with linguistic QA or content reviewing is a plus
Reliable internet connection and ability to work independently
When you join Welocalize, you have the opportunity to bring your career to the next level:
- receive steady volume of work and a long-term partnership
- professional development: work on exciting projects that will empower you keep learning and growing
- work with multicultural and international team with a great variety of documents and content types
- 24-hour 6 day a week support from our Community team.
If this opportunity sound appealing to you, apply below.
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
Location: Romania
Workplace: remote
Job Reference: #LI-JG1
OVERVIEW
Are you tech-savvy? Have a passion for quality? We are looking for Data Raters to work on projects aimed at advancing AI technologies. Join us for a unique chance to kickstart your career in the AI field!
This project is an excellent starting point for entry-level candidates. We offer comprehensive learning support, making it a great opportunity to gain experience in data annotation and data rating within the AI field—an industry currently in high demand for skilled specialists, especially those with expertise in localization and linguistic proficiency.
MAIN DUTIES:
*Follow guidelines to check the quality of filters and options in desktop and mobile views.
*Check if filters and options help customers make decisions or suggest good alternative products.
*Ensure filters and options match what customers are looking for based on their queries.
*Determine if the filters and options are relevant and reflect the customer’s preferences.
*Review your assessments for accuracy and consistency
Project Details
Start Date: Immediately after completing the qualification process.
Duration: Ongoing
Schedule: 5 -15 hours weekly; set your own schedule.
This is a freelance opportunity; the workload is based on project needs. Weekly hours may vary.
Employment Type: Freelance/Independent Contract
Location: Remote
Language: Swedish
Pay Rate: $10/hour - Based on tasks completed
By applying, you'll become part of our Freelance community, opening doors to a range of projects tailored to your skills and availability, particularly highlighting localization and linguistic expertise.
Payment rates for future projects may vary, ensuring fair compensation that reflects your location, industry, and skill set.
Joining us means contributing to our current project and becoming part of our dynamic network.
This is a unique chance to enhance global user experiences and apply your language skills in meaningful ways.
Requirements
Fully Proficient in Swedish
Proficient in English
Web-savvy and able to work in a fast-paced environment
Preferably, prior experience or familiarity with Relevance tasks and expertise in e-commerce searches/websites.
Excellent online research skills
Attention to detail
Ability to conduct thorough research within specified time constraints and effectively managing short throughputs.
Reliable computer system and internet connection
Must sign a Non-Disclosure Agreement to protect client confidentiality
Completion of a language assessment, learning module, and a mandatory quality test is required prior to starting work.
When you join Welocalize, you have the opportunity to bring your career to the next level:
... receive steady volume of work and long-term partnership {where this applies}
... professional development: work on exciting projects that will empower you keep learning and growing
... work with multicultural, international team with a great variety of documents and content types
... 24-hour 6-day a week support from our Community team.
If this opportunity sounds appealing to you, apply below.
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
Must be based in Netherlands
Must be based in Japan
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Настройте подбор один раз, и подходящие вакансии будут сами приходить в Telegram.
Настройте подбор, и подходящие вакансии будут приходить в Telegram.
