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I'm Wasiliki Joachim, a freelance AI and language specialist based in Cologne. I help clients train AI models, annotate data, and manage multilingual content with accuracy and reliability. With a strong background in office management and project coordination, I support remote international projects and deliver high-quality results in English, German, and Greek. I enjoy turning complex tasks into structured workflows and collaborating across cultures.…I'm Wasiliki Joachim, a freelance AI and language specialist based in Cologne. I help clients train AI models, annotate data, and manage multilingual content with accuracy and reliability. With a strong background in office management and project coordination, I support remote international projects and deliver high-quality results in English, German, and Greek. I enjoy turning complex tasks into structured workflows and collaborating across cultures.

Wasiliki Joachim

Data Annotator, Data Scientist, Content Creator, +6

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I'm Wasiliki Joachim, a freelance AI and language specialist based in Cologne. I help clients train AI models, annotate data, and manage multilingual content with accuracy and reliability. With a strong background in office management and project coordination, I support remote international projects and deliver high-quality results in English, German, and Greek. I enjoy turning complex tasks into structured workflows and collaborating across cultures.…I'm Wasiliki Joachim, a freelance AI and language specialist based in Cologne. I help clients train AI models, annotate data, and manage multilingual content with accuracy and reliability. With a strong background in office management and project coordination, I support remote international projects and deliver high-quality results in English, German, and Greek. I enjoy turning complex tasks into structured workflows and collaborating across cultures.

Available to hire

I’m Wasiliki Joachim, a freelance AI and language specialist based in Cologne. I help clients train AI models, annotate data, and manage multilingual content with accuracy and reliability.

With a strong background in office management and project coordination, I support remote international projects and deliver high-quality results in English, German, and Greek. I enjoy turning complex tasks into structured workflows and collaborating across cultures.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

German

Fluent

Greek, Modern

Fluent

English

Fluent

Work Experience

Freelance AI & Language Projects Specialist at Self-employed

January 1, 2009 - Present

Provide AI model training and data annotation, market research and SEE evaluation, MTPE/MTLE, transcription, captioning, content validation, localization, and multilingual content creation. Experienced with audio capture and TTS-related tasks for international clients including Nestlé Waters, TELUS, Appen, RWS, Welocalize, e2f, Centific, Cerence, and others.

Mentor and Coach at seistark e.V.

January 1, 2021 - January 1, 2023

Mentored and coached women in personal and professional development; supported goal setting, decision making, and confidence building; conducted workshops and individual coaching sessions.

Head of Office at Aras Kargo

January 1, 1993 - January 1, 2000

Office management and administrative coordination; client communication and internal organization.

Personnel Services Administrator at Herrmann GmbH

January 1, 2000 - January 1, 2002

Personnel coordination and administrative support.

Marketing and Sales Support at Exact Software GmbH

January 1, 2002 - January 1, 2003

Sales support and marketing-related tasks.

Project Lead (CAPI) at Leyhausen & Partner GmbH

January 1, 2003 - January 1, 2005

Project coordination and fieldwork supervision.