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María (Belén) Castelló-Conversational Designer

María (Belén) Castelló - Conversational Designer - profile avatar
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Córdoba, Argentina

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Experience

Jul 2025 - Nov 2025

Conversational Designer

BeBot

Expertise details
Position Summary
Conversational Designer at BeBot
Industries
Government and Administration
Business Areas
Customer Service
Product Development
  • Contributing to the brand voice design and conversational strategy for Boti, the official AI chatbot of the City of Buenos Aires.
  • Designing user-centric dialogue flows to enhance the automated experience.
Jan 2023 - Dec 2025

UX Writer

Amplav Brasil Agency

Expertise details
Position Summary
UX Writer at Amplav Brasil Agency
Industries
Advertising
Business Areas
Marketing
  • Developed strategic content for clients across Latin America (LATAM).
  • Redesigned and optimized existing client content to improve user journey.
  • Managed content localization and translation from Portuguese to Spanish.
Jan 2023 - Dec 2023

UX Writer & Technical Writer

VU Security

Expertise details
Position Summary
UX Writer & Technical Writer at VU Security
Industries
Information Technology
Business Areas
Information Technology
Product Development
  • Authored technical content specifically tailored for developer audiences.
  • Redesigned and streamlined the company's internal content creation processes.
  • Designed in-app content and SaaS product screens using Figma.
Jan 2020 - Dec 2023

UX Writer

Mercado Libre

Expertise details
Position Summary
UX Writer at Mercado Libre
Industries
Information Technology
Retail
Business Areas
Product Development
  • Developed strategic content for the Catalog team.
  • Facilitated regional communication by translating content from Spanish to Portuguese.

UX Writer & Translations

Imã Brasil Agency

Expertise details
Position Summary
UX Writer & Translations at Imã Brasil Agency
Industries
Advertising
Business Areas
Marketing
  • Created high-impact content for diverse clients across the LATAM region.
  • Redesigned and optimized client content to ensure market-specific performance in LATAM.
  • Translated professional content from Portuguese to Spanish for international stakeholders.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Retail, Advertising, and Government and Administration.

Information Technology
Retail
Advertising
Government and Administration
Profile match chart

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Product Development, Marketing, Information Technology, and Customer Service.

Product Development
Marketing
Information Technology
Customer Service
Profile match chart

Summary

UX Writer with exceptional skills in merging effective storytelling with user experience. My focus is on creating intuitive and captivating interfaces that emotionally connect with users. With a solid understanding of design principles and user empathy, I am committed to improving digital interaction through seamless conversational flows.

Skills

  • Conversational Ai: Dialogflow
  • Design Tools: Figma, Miro
  • Systems: Wordpress, Google Drive

Languages

Spanish
Native
English
Advanced
Portuguese
Advanced

Education

Universidad Nacional de Córdoba (UNC)

Teaching Degree in Spanish · Teaching Degree in Spanish · Córdoba, Argentina

Statistics

Experience

Total positions 5
Experience in Information Technology 4 y
Avg length 1 y 7 m
Longest experience 3 y 11 m

Expertise

Recent roles Conversational Designer, UX Writer, UX Writer & Technical Writer
Main industries Information Technology, Retail, Advertising
Main business areas Product Development, Marketing, Information Technology

Qualifications

Highest degree Bachelor

Profile

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Frequently asked questions

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

Where is María based?

María is based in Córdoba, Argentina.

What languages does María speak?

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

How many years of experience does María have?

María has at least 6 years of experience. During this time, María has worked in at least 3 different roles and for 4 different companies. The average length of individual experience is 2 years and 6 months. Note that María may not have shared all experience and actually has more experience.

What roles would María be best suited for?

Based on recent experience, María would be well-suited for roles such as: Conversational Designer, UX Writer, UX Writer & Technical Writer.

What is María's latest experience?

María's most recent position is Conversational Designer at BeBot.

What companies has María worked for in recent years?

In recent years, María has worked for BeBot, Amplav Brasil Agency, VU Security, and Mercado Libre.

Which industries is María most experienced in?

María is most experienced in industries like Information Technology, Retail, and Advertising. María also has some experience in Government and Administration.

Which business areas is María most experienced in?

María is most experienced in business areas like Product Development, Marketing, and Information Technology. María also has some experience in Customer Service.

Which industries has María worked in recently?

María has recently worked in industries like Information Technology, Retail, and Advertising.

Which business areas has María worked in recently?

María has recently worked in business areas like Product Development, Marketing, and Information Technology.

What is María's education?

María holds a Bachelor in Teaching Degree in Spanish from Universidad Nacional de Córdoba (UNC).

What is the availability of María?

María is immediately available for suitable projects.

What is the rate of María?

María'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 María?

To hire María, 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
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Market avg: 480-640 €
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.