Sarah Herkenrath-Freelance Data Annotator
Check rate
Experience
Freelance Data Annotator
Freelance
- Labeled and categorized text, image, and audio data according to detailed project guidelines to train and improve AI and NLP models.
- Ensured data accuracy and consistency by carefully reviewing and verifying annotations before submission.
- Followed strict quality assurance protocols to maintain high annotation standards across multiple projects.
Cleaner
Trans Lång Oy
- Maintained cleanliness and organization in the lobby, theaters, toilets, and concession areas of the local cinema using appropriate cleaning supplies and equipment.
- Followed safety protocols to ensure a safe working environment for all staff.
- Assisted in organizing storage areas for efficient access to cleaning materials.
- Collaborated with team members to complete daily cleaning schedules effectively.
- Trained new staff on proper cleaning techniques and safety procedures.
Cleaner
N-Clean
- Cleaned cabins and other areas of passenger ferry to meet company standards for cleanliness, using cleaning solutions and tools such as vacuum cleaners and mops.
- Managed time effectively to meet tight schedule while ship was in harbour.
Apprentice Officer at m/s Aila
Langh Ship
- Operated navigation systems to ensure safe vessel operations.
- Conducted routine inspections of equipment for proper functioning.
- Collaborated with crew members to execute emergency drills effectively.
- Maintained accurate logs of vessel movements and activities daily.
- Participated in the loading and unloading of container cargo as well as in mooring operations.
Apprentice Officer at m/s Airisto
Meriaura
- Participated in day-to-day operations with effective standard procedures.
- Swept, mopped and washed down decks to remove dirt and debris.
- Chipped and cleaned rust spots on decks, superstructures or sides of ships.
- Stood watch in ships' bows or bridge wings to look for obstructions or locate navigational aids.
- Participated in loading and unloading bulk cargo.
Apprentice Officer at m/s Polaris
VG - Shipping
- Executed line handling tasks during mooring and unmooring operations.
- Monitored loading, unloading, tracking and documentation of cargo.
- Assisted in navigation and watchkeeping duties during voyages.
Deck Cadet at m/s Mein Schiff 3
TUI Cruises
- Conducted safety inspections to ensure compliance with operational standards.
- Assisted in training new recruits on protocol and procedures.
- Conducted safety inspections on all equipment and facilities.
- Managed administrative tasks such as filing paperwork or maintaining records systems.
- Stood watch on the ship's bridge.
Apprentice at m/s Finlandia
Eckerö Line
- Operated deck machinery for loading and unloading cargo.
- Maintained cleanliness and safety of work areas on board.
- Executed line handling tasks during mooring and unmooring operations.
- Performed general maintenance duties on board ship such as painting, chipping rust and cleaning decks.
- Participated in regular safety drills such as abandon ship drill, fire drill, man-overboard drill.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Media and Entertainment, Information Technology, Transportation, and Tourism.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Operations, Information Technology, Quality Assurance, and Logistics.
Summary
Dedicated Data Annotation Specialist with a strong focus on precision, efficiency and data integrity.
Skilled in analyzing and categorizing large datasets to support the development of AI and NLP models.
Adept at maintaining annotation consistency, adapting to evolving project requirements, and contributing to process improvements in a fast-paced remote environment.
Skills
- Time Management And Organization
- Team Collaboration
- Data Annotation And Labeling
- Communication Skills
- Attention To Detail
- Quality Assurance And Accuracy
- Reliability And Punctuality
Languages
Education
Novia University of Applied Sciences
Bachelor of Maritime Management · Maritime Studies · Turku, Finland
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Sarah is based in Turku, Finland and can operate in on-site, hybrid, and remote work models.
Sarah speaks the following languages: German (Native), English (Advanced), Finnish (Intermediate), Swedish (Elementary).
Sarah has at least 4 years of experience. During this time, Sarah has worked in at least 7 different roles and for 8 different companies. The average length of individual experience is 1 year and 6 months. Note that Sarah may not have shared all experience and actually has more experience.
Based on recent experience, Sarah would be well-suited for roles such as: Freelance Data Annotator, Cleaner, Apprentice Officer at m/s Aila.
Sarah's most recent position is Freelance Data Annotator at Freelance.
In recent years, Sarah has worked for Freelance, Trans Lång Oy, and N-Clean.
Sarah is most experienced in industries like Media and Entertainment, Information Technology, and Transportation. Sarah also has some experience in Tourism.
Sarah is most experienced in business areas like Operations, Quality Assurance, and Information Technology. Sarah also has some experience in Logistics.
Sarah holds a Bachelor in Maritime Studies from Novia University of Applied Sciences.
Sarah is immediately available full-time for suitable projects.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 24 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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