Collins W.

Key Skills

Software

Appen

Top Subject Matter

Education technology

assessment policy

instructional content quality

Top Data Types

Text

Document

Top Task Types

Classification

Freelancer Overview

Assessment Officer & Tutor — Topcare Training College. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include N and A. Education includes Diploma, Kenya School of TVET (KSTVET) (2023) and Bachelor of Science, Zetech University (2020). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Assessment Officer & Tutor — Topcare Training College

Text

Evaluated student work and assignments using defined rubrics, applying consistent criteria across diverse submissions to ensure fair judgments. Structured review and documentation of assessment outcomes to identify errors, inconsistencies, and edge cases under guideline-based workflows. Produced clear, report-ready feedback aligned to standardized instructional expectations. • Rubric-based response scoring and quality checks • Guideline compliance review and evaluator guide adherence • Structured error/edge-case identification and documentation • Consistent feedback writing for downstream quality review

2024 - Present

Tutor (Teaching Practice) — Kabete National Polytechnic

Text

Designed and delivered structured teaching practice that relied on standardized instructional guidelines and rubric-based frameworks. Built candidate assessment tools and evaluator guides using precise, unambiguous language suitable for consistent evaluation. Enforced conduct policies in rule-based exam environments requiring consistent judgment under defined criteria. • Instructional guideline-based evaluation framework support • Assessment tool and evaluator guide creation • Consistent rule enforcement during invigilated assessments • Precise language for reliable evaluator instructions

2023 - 2023

Tutor — KIBS Computer College

TextClassification

Provided ICT tutoring using a syllabus-driven structure and maintained learning records using defined performance criteria. Applied consistent quality expectations for instructional content and student progress documentation. Used metrics and evaluation standards to support structured reporting. • Syllabus-driven teaching with defined evaluation criteria • Monitoring and reporting using performance metrics • Consistent instructional content delivery • Structured documentation of student progress

2022 - 2022

Education

Work History