Recommended expert

David (Chamadoira) Chamadoira Robles

Data Annotator & AI-Speech Audio Analyst

David Chamadoira Robles
Arnedo, Spain

Experience

Sep 2025 - Oct 2025
2 months

Data Annotator & AI-Speech Audio Analyst

  • Analyzed and proofread Spanish AI-speech, taking into account client-provided guidelines on expressiveness and consistency
  • Annotated and labeled data in native language text, according to client-provided guidelines
Jul 2025 - Aug 2025
2 months

AI Localization Annotator

  • Localized and validated AI-generated responses for a virtual shopping assistant
  • Ensured linguistic accuracy, naturalness, and contextual adaptation to Spanish users
  • Reviewed and refined prompts and dialogues using a web-based platform
May 2025 - Jun 2025
2 months

AI Data Annotator – Harmful Content Evaluation

  • Reviewed AI-generated prompts and responses to identify and categorize harmful content
  • Verified English-to-Spanish translations produced by AI, ensuring semantic accuracy and fidelity
  • Labeled and categorized data based on safety, quality, and cultural appropriateness criteria
Nov 2024 - Present
1 year 4 months

Data & Labelling Annotation

  • Execute precise annotation and labeling of data, according to client-provided guidelines
  • Perform self-checks on annotated data to identify and rectify any errors or inconsistencies, ensuring high-quality standards
Nov 2024 - Jun 2025
8 months

Data Annotator & AI-Speech Audio Analyst

  • Analyzed and proofread Spanish AI-speech, taking into account client-provided guidelines on expressiveness and consistency
  • Annotated and labeled data in native language text, according to client-provided guidelines
Sep 2024 - Jan 2025
5 months

Specialist in Language Model Localization

  • Created prompts and reviewed and evaluated AI responses in Spanish (Spain)
Nov 2023 - Present
2 years 4 months

Intern Psychologist

Fundación Francisca Bretón Ibáñez

  • Provided individual therapy for elderly people
  • Participated in cognitive stimulation workshops for elderly people
Jan 2021 - Present
5 years 2 months

Blogger & Content Creator

Lavidaesviajar.com

  • Created and managed blog content on travel topics
Dec 2020 - Sep 2021
10 months

Psychologist

Arnedo's City Council

  • Served as child and youth psychologist
  • Corrected and interpreted psychological reports
Nov 2019 - May 2020
7 months

Worker at the City Council

  • Provided in-person and telephone customer service at the Youth Office
  • Participated in UNICEF’s Child-Friendly Cities Program
Feb 2019 - Apr 2019
3 months

Intern Psychologist

Rioja Health Service

  • Completed 220 hours of internships in the Child and Youth Unit at Espartero Health Center

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Tourism (5 years), Healthcare (2.5 years), Information Technology (1.5 years), and Government and Administration (1.5 years).

Tourism
Healthcare
Information Technology
Government and Administration

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Marketing (5 years), Customer Service (3 years), Research and Development (2 years), Information Technology (1 year), Quality Assurance (1 year), and Product Development (0.5 years).

Marketing
Customer Service
Research and Development
Information Technology
Quality Assurance
Product Development

Skills

  • Digital Marketing

  • Web Writing

  • Wordpress

  • Html

  • Adobe Photoshop

  • Microsoft Word

  • Creativity

  • Communication

  • Writing

  • Psychology

  • Marketing

  • Ai

  • Writing

  • Reading

  • Travel

Languages

Spanish
Native
English
Advanced

Education

Oct 2020 - Jun 2022

Universidad Internacional de La Rioja

Master’s in General Health Psychology · General Health Psychology · Logroño, Spain

Oct 2015 - Jun 2019

Universidad del País Vasco (UPV-EHU)

Degree in Psychology · Psychology · Spain

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is David based?

David is based in Arnedo, Spain.

What languages does David speak?

David speaks the following languages: Spanish (Native), English (Advanced).

How many years of experience does David have?

David has at least 6 years of experience. During this time, David has worked in at least 9 different roles and for 4 different companies. The average length of individual experience is 1 year and 6 months. Note that David may not have shared all experience and actually has more experience.

What roles would David be best suited for?

Based on recent experience, David would be well-suited for roles such as: Data Annotator & AI-Speech Audio Analyst, AI Localization Annotator, AI Data Annotator – Harmful Content Evaluation.

What is David's latest experience?

David's most recent position is Data Annotator & AI-Speech Audio Analyst.

What companies has David worked for in recent years?

In recent years, David has worked for Fundación Francisca Bretón Ibáñez, Lavidaesviajar.com, and Arnedo's City Council.

Which industries is David most experienced in?

David is most experienced in industries like Tourism and Hospitality, Healthcare, and Information Technology (IT). David also has some experience in Government and Public Administration and Retail.

Which business areas is David most experienced in?

David is most experienced in business areas like Marketing, Customer Service, and Research and Development (R&D). David also has some experience in Information Technology (IT), Quality Assurance (QA), and Product Development.

Which industries has David worked in recently?

David has recently worked in industries like Tourism and Hospitality, Healthcare, and Information Technology (IT).

Which business areas has David worked in recently?

David has recently worked in business areas like Marketing, Customer Service, and Research and Development (R&D).

What is David's education?

David holds a Master in General Health Psychology from Universidad Internacional de La Rioja and a Bachelor in Psychology from Universidad del País Vasco (UPV-EHU).

What is the availability of David?

David is immediately available full-time for suitable projects.

What is the rate of David?

David's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire David?

To hire David, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

800
600
400
200
Market avg: 600-760 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.