Tristan Füllmich - AI Output Evaluator & Backend Workflow Engineer

Key Skills

Software

Other

Top Subject Matter

AI-generated computer code and LLM responses

Software Development / Backend Systems

AI Model Evaluation / Data Annotation

Top Data Types

Computer Code Programming

Text

Top Task Types

Evaluation/Rating

RLHF

Question Answering

Text Generation

Freelancer Overview

AI Backend Engineer specializing in evaluating and improving AI-generated code and outputs. Experienced in building scalable API systems, integrating LLM workflows, and designing structured prompt pipelines for reliable results. Strong focus on code quality, logical reasoning, and real-world backend architecture. Built automation systems using FastAPI and worked extensively with AI-assisted development to speed up workflows and improve output consistency.

IntermediateGermanEnglish

Labeling Experience

AI Output Evaluator & Prompt Workflow Designer

Computer Code ProgrammingRLHF

Evaluated and improved AI-generated code and LLM responses with a focus on correctness, structure, and practical usability. Reviewed outputs for logical consistency, edge cases, and performance considerations. Designed structured prompt workflows to increase output reliability and reduce inconsistencies across different use cases. Applied backend knowledge (Python, APIs) to assess, refine, and validate AI-generated solutions for real-world implementation.

2023 - Present

Education

S

Self-directed / Independent Learning

Non-degree / Practical Experience, Software Engineering & Backend Development

Non-degree / Practical Experience

2023 - 2026

Work History

S

Self-Employed

AI Backend Engineer

Hamburg

2023 - Present