Карина

KARYNA
VARTANOVA
Data annotation and labelling specialist

About Me
Detail-oriented Data Annotation and Labeling Specialist with 2
years of experience in training machine learning models
through accurate labeling and classification. Proven track
record of delivering high-quality results with a strong focus on
precision. Additionally, I bring 2 years of experience in
Contact
marketing, specializing in social media management, content
creation, and the development of promotional materials.
[відкрити контакти](див. вище в блоці «контактна інформація»)
[відкрити контакти](див. вище в блоці «контактна інформація») Work experience
LinkedIn Sales Assistant 2024 – 2025
Subdued, The Hague
Middachtenweg 192,
Provided excellent customer service by assisting with
The Hague, Netherlands
product selection and processing transactions.
Resolved customer inquiries, handled complaints,
Education processed returns, and addressed any in-store issues.
Operated the cash register and managed transactions using
the POS system.
Kyiv National Economics University Received and processed deliveries, restocked shelves, and
Master Of Marketing organized product displays to enhance store presentation.
Mentored new colleagues.
2013 - 2019
Data labeling and annotation specialist 2021– 2023
Snap Inc., Kyiv
Skills
Performed image segmentation and annotation for artificial
intelligence (AI) and machine learning (ML) enhancement.
Data annotation, data labeling & Evaluated images according to criteria.
reviewing, analytical thinking, Assessed language content and provided the requirements
image segmentation, NLP, of localized Natural Language Processing (NLP).
Described objects and images in English and Ukrainian.
keywording and transcribing.
Performed text and audio transcription evaluation;
Took part in regular training sessions and recorded task
Content creation, social media performance.
marketing, creative writing, image Ensured that security and confidentiality requirements are
editing (Adobe Photoshop and strictly followed.
Lightroom), basic video editing,
Canva.
Marketing Assistant 2019 – 2021
Marks & Spencer and GAP, Kyiv
Assisted the marketing manager with administrative tasks.
Languages
Worked with graphic designers to prepare in-store materials
and to create engaging visuals and copies.
English - level C1 Monitored and managed social media accounts, including
Ukrainian, Russian - native posting content and engaging with followers (Instagram and
Facebook).
Dutch - A2-B1
Assisted in creating marketing promotional materials and
press releases.
Conducted market research and competitive intelligence.
Established relationships with social media influencers.