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Petar K.

Petar K.

AI Training Engineer (Contractor)

Portugal flagPorto, Portugal

Key Skills

Software

MercorMercor

Top Subject Matter

AI Coding Agent Evaluation
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

Computer Code ProgrammingComputer Code Programming
TextText
DocumentDocument

Top Task Types

Computer Programming/CodingComputer Programming/Coding
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Evaluation/RatingEvaluation/Rating

Freelancer Overview

AI Training Engineer (Contractor). Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Mercor. Education includes Master of Science, Politecnico di Milano and Politecnico di Torino (2021) and Bachelor of Science with Honors, University of Novi Sad, Faculty of Technical Sciences (2019). AI-training focus includes data types such as Computer Code and Programming and labeling workflows including Evaluation and Rating.

Labeling Experience

Mercor

AI Training Engineer (Contractor)

MercorMercor

This role involved designing and authoring benchmark tasks for AI coding agents by leveraging real GitHub pull requests. I created multi-category grading rubrics to evaluate coding agent performance in areas such as functionality, robustness, code style, development trajectory, and toolchain usage. As part of the evaluation pipeline, I validated model output trajectories, inspected knowledge bases, and ensured justification fairness across various assessments. • Developed comprehensive and realistic programming benchmark scenarios. • Established detailed, inter-rater consistent grading rubrics for evaluation. • Validated and analyzed AI-generated code trajectories for fairness and correctness. • Collaborated remotely to optimize AI training and assessment methodologies.

2026 - Present

Education

P

Politecnico di Milano and Politecnico di Torino

Master of Science, Automation and Control Engineering

Master of Science
2019 - 2021
U

University of Novi Sad, Faculty of Technical Sciences

Bachelor of Science with Honors, Mechatronics

Bachelor of Science with Honors
2015 - 2019

Work History

I

Intellias

Senior C++ Engineer

Porto
2024 - Present
C

Continental Engineering Services

Software Engineer - Radar Perception

Porto
2022 - 2024