David K.

Key Skills

Software

No software listed

Top Subject Matter

web development

Top Data Types

Image

Top Task Types

Bounding Box

Freelancer Overview

Software Engineer. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Education includes Diploma in Software Engineering, Zetech University (2023).

Labeling Experience

semantic segmentation for urban driving scenes

ImageSegmentation

Led a team of 12 annotators to label 50,000+ street-level images for an autonomous driving client. Applied pixel‑level segmentation to classify 25 object classes. Improved inter‑annotator agreement from 82% to 94% through weekly calibration sessions and a custom QA workflow. Delivered clean, ready‑to‑train data .

2025 - 2026

Education

Work History