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Diego Lazo-Freelance Spanish Translator

Diego Lazo - Freelance Spanish Translator - profile avatar
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Sant Joan Despí, Spain

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Experience

Sep 2025 - Present

Freelance Spanish Editor and Proofreader

SpanLanPro Inc.

Position Summary
Freelance Spanish Editor and Proofreader at SpanLanPro Inc.
Industries
Education
Business Areas
Quality Assurance
  • Proofread and edit K-5 children’s textbooks, ensuring accuracy in text, page layout, and design
Sep 2025 - Oct 2025

Freelance Data Annotator

Rheinschrift Language Services

Position Summary
Freelance Data Annotator at Rheinschrift Language Services
Industries
Professional Services
Business Areas
Quality Assurance
Research and Development
  • Error discovery task: evaluating short passages for correctness, naturalness, and appropriateness, and then rewriting the passage with any identified errors corrected
  • Listening comprehension task: listening to short audios and responding to questions, identifying meaning, intent, register, and cultural nuance
  • Preference triad task: comparing three different responses to the same prompt, ranking them from best to worst, and providing a detailed rationale for each ranking referencing specific linguistic qualities
  • Speaking task: recording 1-2 minute natural, fluent responses to a given prompt
Aug 2025 - Present

Freelance Spanish Translator - MTPE

Localization.Asia

Position Summary
Freelance Spanish Translator - MTPE at Localization.Asia
Industries
Professional Services
Business Areas
Quality Assurance
  • Machine translation post-editing for a wide variety of texts and topics: general news, newspapers, medical publications, finance, business documents, instant and social media messages, creative writings, etc.
May 2025 - Present

Freelance Data Annotator

DataAnnotation

Position Summary
Freelance Data Annotator at DataAnnotation
Industries
Information Technology
Business Areas
Information Technology
Quality Assurance
  • Create prompts
  • Evaluate model responses
  • Provide improvement suggestions
  • Review colleagues' tasks
  • Craft challenging prompts to test model responses
  • Develop grading rubrics for prompt responses
  • Review rubrics created by others
Apr 2025 - Present
Remote

Spanish-English Medical Interpreter

Lnterprepedia

Position Summary
Spanish-English Medical Interpreter at Lnterprepedia
Industries
Healthcare
Business Areas
Customer Service
  • Provide medical over-the-phone and video-remote interpretation services in US hospital settings
  • Most common services: appointments with primary doctors and specialists, psychological evaluations, surgical consents, ER visits, dental procedures, therapy sessions (physical, occupational, and speech), stress test sessions, and routine care for hospitalized patients
Apr 2025 - Present

Freelance Spanish Voice Actor

Outlier

Position Summary
Freelance Spanish Voice Actor at Outlier
Industries
Media and Entertainment
Business Areas
Production
  • Solo and interactive recordings: scripts in different tones and emotional styles, and natural, unscripted conversations on everyday topics
Dec 2023 - Dec 2023

Freelance English Translator

Gibson Research Consultancy

Position Summary
Freelance English Translator at Gibson Research Consultancy
Industries
Healthcare
Pharmaceutical
Business Areas
Research and Development
  • Back translation into English of HIV-related documents: diagnosis, treatment effectiveness, side effects, and patients’ experience, satisfaction and mental health
Mar 2023 - Mar 2025
Remote

Spanish-English Medical Interpreter

Voyce

Position Summary
Spanish-English Medical Interpreter at Voyce
Industries
Healthcare
Business Areas
Customer Service
  • Provide medical over-the-phone and video-remote interpretation services in US hospital settings
Sep 2021 - Dec 2021

Freelance Spanish Translator

George Whitfield College

Position Summary
Freelance Spanish Translator at George Whitfield College
Industries
Education
Business Areas
Operations
  • Translation of the course material for the Certificate in Teaching and Learning for Higher Theological Education
Apr 2020 - Oct 2025

Freelance Spanish Translator

Teología para Vivir

Position Summary
Freelance Spanish Translator at Teología para Vivir
Industries
Education
Business Areas
Research and Development
  • Translation of theological books: David Vandrunen, Divine Covenants and Moral Order; Bradford Littlejohn, Two Kingdoms; Sidney Greidanus, Preaching Christ from the Old Testament and Preaching Christ from Daniel; and Stephen O Presley, Cultural Sanctification
Feb 2020 - Nov 2021

Freelance Spanish Translator

Moore College

Position Summary
Freelance Spanish Translator at Moore College
Industries
Education
Business Areas
Operations
  • Translation of the course material for the following courses: Introduction to Biblical Theology, New Testament I, Twelve Prophets, and Church History I
Feb 2015 - Feb 2020

Spanish-English Interpreter

Propio Language Services

Position Summary
Spanish-English Interpreter at Propio Language Services
Industries
Banking and Finance
Healthcare
Government and Administration
Business Areas
Customer Service
Finance
Legal
  • Provide over-the-phone interpretation services across multiple industries: medical, legal, financial, customer service, and government
Mar 2013 - Aug 2015

Spanish-English Medical Interpreter

Language Service Associates

Position Summary
Spanish-English Medical Interpreter at Language Service Associates
Industries
Healthcare
Professional Services
Business Areas
Customer Service
  • Provide medical over-the-phone interpretation services in US hospital settings
Apr 2012 - Jun 2013

Spanish-English Interpreter

Interpretia

Position Summary
Spanish-English Interpreter at Interpretia
Industries
Professional Services
Business Areas
Customer Service
  • Provide over-the-phone interpretation services across multiple industries
Mar 2011 - Nov 2020

Freelance English Translator

Mirtha Osso – Psychoanalytic Psychologist

Position Summary
Freelance English Translator at Mirtha Osso – Psychoanalytic Psychologist
Industries
Healthcare
Business Areas
Operations
  • Translation into English of medical reports: diagnosis, prescriptions, side effects, mental health, improvements, setbacks, and diet

Industry Experience

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

Experienced in Healthcare, Education, Banking and Finance, Government and Administration, Professional Services, and Information Technology.

Healthcare
Education
Banking and Finance
Government and Administration
Professional Services
Information Technology
Profile match chart

Business Area Experience

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

Experienced in Customer Service, Operations, Research and Development, Finance, Legal, and Quality Assurance.

Customer Service
Operations
Research and Development
Finance
Legal
Quality Assurance
Profile match chart

Summary

I bring over a decade of experience in Spanish-English translation, interpretation, and language services across healthcare, theological, and technical sectors. My expertise spans medical interpretation in hospital settings, machine translation post-editing, document translation, and specialized proofreading and editing. I'm skilled at working with diverse content—from medical records and financial documents to theological texts and children's educational materials—while maintaining accuracy, cultural nuance, and appropriate tone. My certifications in medical terminology, literary translation, and CAT tools like Trados Studio complement my strong foundation in professional writing and language quality assurance.

I excel at delivering precise, natural-sounding translations and interpretations, particularly in high-stakes medical environments where clarity and cultural sensitivity are critical. My recent work includes evaluating and improving AI-generated language outputs, creating and grading prompts for language models, and providing detailed linguistic analysis. I'm detail-oriented, adaptable to different industries and content types, and committed to maintaining the highest standards of accuracy and professionalism in every project I undertake.

Languages

English
Native
Spanish
Native

Education

Aug 2025 - May 2027

Middle Georgia State University

Bachelor of Arts, English, Professional Writing · English · Macon, United States

Certifications & licenses

Advanced Expository Writing

Nicholls State University

Anatomy And Physiology

Propio Language Services

Effective Writing - Spanish

Catholic University Of Peru

Literary Translation

Cálamo & Cran

Medical Specialties: Cardiology, Obstetrics, And Gynecology

Voyce

Medical Terminology

Voyce

Proofreading - Spanish

University Of Piura and Peruvian Proofreaders Association

Style Editing - Spanish

Cálamo & Cran and European University of Madrid

The National Board Of Certification For Medical Interpreters (NBCMI)

Hub-CMI

Trados Studio

Trágora - Granada University spin-off

Statistics

Experience

Total positions 15
Experience in Healthcare 13 y
Avg length 2 y 2 m
Longest experience 9 y 8 m

Expertise

Recent roles Freelance Spanish Editor and Proofreader, Freelance Data Annotator, Freelance Spanish Translator - MTPE
Main industries Healthcare, Education, Banking and Finance
Main business areas Customer Service, Operations, Research and Development

Qualifications

Highest degree Bachelor
Certifications earned 10

Profile

Created
Last Update

Frequently asked questions

Have questions? Find more information here.

Diego is based in Sant Joan Despí, Spain and can operate in on-site, hybrid, and remote work models.
Diego speaks the following languages: English (Native), Spanish (Native).
Diego has at least 15 years of experience. During this time, Diego has worked in at least 8 different roles and for 15 different companies. The average length of individual experience is 1 year. Note that Diego may not have shared all experience and actually has more experience.
Based on recent experience, Diego would be well-suited for roles such as: Freelance Spanish Editor and Proofreader, Freelance Data Annotator, Freelance Spanish Translator - MTPE.
Diego's most recent position is Freelance Spanish Editor and Proofreader at SpanLanPro Inc..
In recent years, Diego has worked for SpanLanPro Inc., Rheinschrift Language Services, Localization.Asia, DataAnnotation, and Lnterprepedia.
Diego is most experienced in industries like Healthcare, Education, and Banking and Finance. Diego also has some experience in Government and Administration, Professional Services, and Media and Entertainment.
Diego is most experienced in business areas like Customer Service, Operations, and Research and Development. Diego also has some experience in Finance, Legal, and Production.
Diego has recently worked in industries like Education, Healthcare, and Media and Entertainment.
Diego has recently worked in business areas like Research and Development, Customer Service, and Operations.
Diego holds a Bachelor in English from Middle Georgia State University.
Diego has 10 certificates. Among them, these include: Advanced Expository Writing, Anatomy And Physiology, and Effective Writing - Spanish.
Diego is immediately available full-time for suitable projects.
Diego's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
To hire Diego, 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.

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Market avg: 672-832 €
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.