Rachael Maina
@rachaelmaina
Detail-oriented content moderator and data annotator for AI and customer-facing platforms.
What I'm looking for
I am a detail-oriented content moderation and data annotation professional with hands-on experience labeling text, image, and video data to support AI and machine learning projects. I consistently deliver high accuracy—notably achieving 98% annotation and moderation precision in high-volume settings.
My background includes roles in content moderation, customer support, and data annotation across remote and on-site environments in Nairobi. I excel at following strict guidelines, escalating policy violations appropriately, and collaborating with teams to refine moderation protocols and annotation standards.
In customer-facing roles I resolved 95% of issues within 24 hours, improved retention rates, and trained new hires to maintain quality service. I streamline processes using tools like Zendesk, HubSpot, Trello, and Google Workspace to increase productivity and reduce errors.
I am committed to contributing to innovative AI projects through meticulous data labeling, clear communication, and adaptability to evolving workflows. I bring a strong work ethic, remote-work discipline, and a passion for continuous learning in digital tools and annotation best practices.
Experience
Work history, roles, and key accomplishments
Content Moderator
Ison Xperiences
Dec 2024 - Present (9 months)
Reviewed and moderated high volumes of user-generated content for an e-commerce platform, maintaining high accuracy and escalating policy violations to improve safety and compliance.
Customer Service Representative
Redhill Engineering Works
May 2023 - Aug 2024 (1 year 3 months)
Handled phone, email, and live chat inquiries, resolving 95% of issues within 24 hours and improving customer retention by 20% while training new hires on best practices.
Data Annotator
Samasource
Feb 2022 - Apr 2023 (1 year 2 months)
Labeled and categorized text, image, and video data to support ML training, achieving 98% annotation accuracy while processing large datasets under tight deadlines.
Personal Assistant
Melbel Group
Nov 2020 - Jan 2022 (1 year 2 months)
Provided administrative and scheduling support using Google Workspace, streamlining data entry to reduce errors by 25% and improving operational efficiency by 20%.
Education
Degrees, certifications, and relevant coursework
Moi University
Bachelor of Education, English and Literature with Guidance and Counseling
2015 - 2020
Activities and societies: Co-founded Great Mentors Association; volunteered with Dreams Organization enrolling girls into educational programs.
Completed a Bachelor of Education in English and Literature with Guidance and Counseling, focusing on instructional methods, literature studies, and student support services.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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