Ariel Ruth Marin

Linguist | Trainer | Quality Assurance Specialist - AI/LLM

United States919 389 2979ariel.r.marin@gmail.comlinkedin.com/in/speakingoflinguistics

Training Quality Manager with 9 years of experience spanning multilingual data annotation and LLM workflows. Built and maintained living documentation to drive consistency across multimodal projects involving links, imagery, and video. Seeking a role that applies quality systems to AI training pipelines.

Experience

Innodata Services

Jul 2023 → present

Training Quality Manager - Multilingual Human Data Annotation

Nov 2024 → present
  • Receives and interprets client project-initiation documentation to create training and certification for crowd-sourced human annotators.
  • Interprets shifting client guidelines and updates living documentation and training materials to ensure consistency in output across all target languages and markets.
  • Conducts initial trainings, shadow sessions, audits, and audits of audits to identify trends and remove blockers for entire team.
  • Interprets daily, weekly, and monthly reports around quality and other metrics to ensure consistent team performance. Uses client taxonomy to report ongoing issues with recommendations for improvement.

Training and Quality Lead

Jun 2024 → present
  • Supports client-driven short and long-term data annotation needs from project initiation to completion.
  • Interprets nuanced guidance and communicates it to global, dispersed teams.
  • Manages quality process to ensure output meets client needs, even in subjective spaces.

AI/LLM Trainer - Multilingual Workflows

May 2024 → present
  • Drove initial multilingual scaling from base EN, prioritizing alignment across languages to maintain and improve overall output quality.
  • Interpreted client guidelines and shared localized insights with dispersed linguistic team to drive multilingual consistency across languages and cultures.
  • Leveraged existing education expertise to facilitate initial training alignment and continuous improvement.

Training and Quality Manager – Expansion from EN into Multilingual Workflows

Dec 2023 → Nov 2024
  • Stood up 5 multilingual workflows from existing EN client documentation. Established processes to monitor performance and resolve misunderstandings from initial training to production data via living documentation, shadowing, and audits.

Quality Assurance Specialist

Nov 2023 → present

Language Specialist & Quality SME – LLM Workflows

Jul 2023 → Dec 2023

Invisible Technologies Inc.

Jul 2023 → Dec 2023

Advanced AI Data Trainer

Jul 2023 → Dec 2023
  • Evaluated and trained AI model output to optimize quality; leveraged specialized linguistic knowledge to interpret guidelines for wider team.
  • Conducted daily research to verify and enrich output.
  • Documented and communicated data-driven insights across distributed team.
  • Evaluated and trained AI model output to improve performance; Facilitated metacognitive awareness; Conducted research and learned something new every day.

Appen Limited

2028 → 2023

Appen Limited

2028 → 2023
  • Supported NLP/NLG projects by annotating multimodal content types with an adaptable semantic labeling system, focusing on user/bot interactions, and collaborating with a distributed team to ensure high internal consistency rates.

Life Labs Learning

Jun 2022 → Aug 2022

San Francisco [part of mass layoff]

Leadership Trainer

Jun 2022 → Aug 2022
  • Facilitated research-based sessions to enhance leadership skills and improve communication practices for managers, executives, and contributors at all levels
  • Implemented proven workplace best practices to foster effective communication and optimize team productivity
  • Equipped participants with essential tools and knowledge to navigate workplace challenges successfully, driving organizational success
  • [laid off due to market factors] Trained managers, executives, and contributors of all levels on researched-based workplace best practices with particular focus on communication skills; Worked collaboratively with distributed team to achieve shared goals.

Athena Health

Jul 2021 → Mar 2022

80-100% travel

Foundational Training Association

Jul 2021 → Mar 2022
  • Provided training to healthcare professionals through online and on-site platforms
  • Exercised influence over critical stakeholders during periods of organizational change, managing their buy-in and engagement
  • Managed complex travel arrangements and client-specific logistics.
  • Rewrote training materials, implementing structured, performance-driven content.
  • [80-100% travel throughout US] Trained healthcare professionals online and on site; Influenced key stakeholders during periods of change; Managed project and travel logistics; creation of scaffolded training content.

Appen

Jan 2020 → Jan 2022

Virtual

Linguist

Jan 2020 → Jan 2022
  • Annotated utterances using an ever-adapting semantic labelling system.
  • Worked on Natural Language Generation and Natural Language Production teams across multiple project types.

Lingoda GmbH

Oct 2019 → Jan 2021

Virtual

Content Author and Teacher

Oct 2019 → Jan 2021
  • Created interactive content to foster asynchronous learning.
  • Created and implemented engaging virtual classroom activities.

ICON PLC

Nov 2018 → Jan 2022

Virtual

Specialty Linguist

Nov 2018 → Jan 2022
  • Managed project document delivery, performed linguistic quality control checks, conducted Back Translation Reviews, and transcribed patient interviews as a Specialty Linguist.
  • Followed data protection laws such as GPDR and HIPPA while managing and delivering high-visibility medical documentation.

Earlier

  • Project ManagerICON PLCNov 2017 → Nov 2018
  • Fourth Grade TeacherKuwait American SchoolSep 2016 → Jun 2017
  • Futian Associate CoordinatorThe Center for Teaching and Learning in ChinaAug 2013 → Jun 2016
  • English TeacherSigmund Freud Elementary School - Quito, EcuadorJun 2012 → Jul 2012
  • English Teacher / Language AssistantThe English Language Institute, the University of Florida - Gainesville, FLMay 2011 → May 2013
  • Language AssistantUniversity of FloridaMay 2011 → Apr 2013

Skills

  • Effective Communication
  • Training Expertise
  • Leadership in Uncertainty
  • Basic Python
  • Statistical Analysis
  • Microsoft Excel
  • Natural Language Processing (NLP)
  • Data Analysis
  • Python (Programming Language)
  • Machine Learning
  • TESOL
  • Writing
  • Tutoring
  • Translation
  • Spanish
  • Editing
  • Public Speaking
  • Teaching
  • English
  • Training
  • ESL
  • English as a Second Language (ESL)
  • Research

Education

2017 → 2020

M.A. in Applied Linguistics

University of Birmingham, UK

2023

Applied Data Science, cert

MIT Professional Education Program

2009 → 2013

B.A. in Linguistics

University of Florida

Certifications