For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
Marwin T. Krafft

Marwin T. Krafft

AI Expert in Prompt Engineering, NLP & AI Optimization (DE/EN/FR)

Germany flagStuttgart, Germany
$25.00/hrEntry LevelAppenCrowdsourceOther

Key Skills

Software

AppenAppen
CrowdSourceCrowdSource
Other

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
ImageImage
TextText

Top Task Types

Audio Recording
Evaluation Rating
Prompt Response Writing SFT
Question Answering
Translation Localization

Freelancer Overview

My expertise encompasses working with diverse data types such as text, images, and audio. I specialize in creating and evaluating high-quality annotations that enhance model performance. Additionally, I've been involved in reviewing AI responses for ethical compliance, ensuring responsible AI use. My strong understanding of NLP and generative AI systems helps me maintain high standards in data accuracy and relevance, setting my work apart in the field.

Entry LevelFrenchGermanEnglish

Labeling Experience

Image annotation

OtherImageObject Detection
During my project, I engaged in image annotation to train the AI in image recognition. This involved accurately labeling images to enhance the system's ability to identify and process visual information.

During my project, I engaged in image annotation to train the AI in image recognition. This involved accurately labeling images to enhance the system's ability to identify and process visual information.

2024 - 2024

LLM Training (prompt engineering)

OtherTextPrompt Response Writing SFT
In my project, I developed prompts and meticulously evaluated the responses for accuracy and expressiveness. This process included verifying content precision and ensuring effective communication.

In my project, I developed prompts and meticulously evaluated the responses for accuracy and expressiveness. This process included verifying content precision and ensuring effective communication.

2024 - 2024
Appen

Audio Production

AppenAudioAudio Recording
I recorded audio for around 250 sentences. This comprehensive annotation process aimed to enhance the quality of the training dataset, ultimately contributing to more accurate speech recognition models.

I recorded audio for around 250 sentences. This comprehensive annotation process aimed to enhance the quality of the training dataset, ultimately contributing to more accurate speech recognition models.

2024 - 2024

Education

U

Universität Wuppertal

Bachelor of Arts, Economics & Culture German/French

Bachelor of Arts
2019 - 2025

Work History

T

Takkt AG

Order Fulfillment (Working Student)

Stuttgart
2023 - 2024
T

Takkt AG

Sales Management (Working Student)

Stuttgart
2022 - 2023