Silas Atika

Key Skills

Software

Label Studio

CVAT

Toloka

Top Subject Matter

AI Content Safety and RLHF Evaluation

Audio Data Annotation and Transcription

Legal Services & Contract Review

Top Data Types

Text

Audio

Image

Document

Top Task Types

Transcription

Object Detection

Freelancer Overview

Freelance AI Content Annotator / Evaluator. Brings 1+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Label Studio, CVAT, and V7. AI-training focus includes data types such as Text and Audio and labeling workflows including Evaluation, Rating, and Transcription.

Labeling Experience

Freelance AI Content Annotator / Evaluator

Label StudioText

In this freelance AI content annotator/evaluator position, I evaluated and labeled text data for safety and RLHF purposes. My responsibilities included classifying policy-violating content, drafting prompts, and creating gold-standard responses. I maintained rigorous attention to guidelines, flagged ambiguities, and communicated issues concisely for machine learning teams. • Performed Swahili & English language evaluation and safety classification for AI outputs. • Drafted and reviewed prompts and gold-standard responses for reinforcement learning from human feedback. • Maintained high labeling accuracy while adapting to evolving guidelines. • Communicated results and flagged issues effectively for ML engineering teams.

In this freelance AI content annotator/evaluator position, I evaluated and labeled text data for safety and RLHF purposes. My responsibilities included classifying policy-violating content, drafting prompts, and creating gold-standard responses. I maintained rigorous attention to guidelines, flagged ambiguities, and communicated issues concisely for machine learning teams. • Performed Swahili & English language evaluation and safety classification for AI outputs. • Drafted and reviewed prompts and gold-standard responses for reinforcement learning from human feedback. • Maintained high labeling accuracy while adapting to evolving guidelines. • Communicated results and flagged issues effectively for ML engineering teams.

2026 - Present

Bilingual Administrative Assistant / Data Entry / Translator (Data Labeling/Transcription)

TolokaAudioTranscription

At TranscribeMe and Toloka AI, I worked as a bilingual data processor responsible for verifying and transcribing Swahili and English audio data. My focus was on achieving a near-zero error rate and implementing tools to streamline the data verification process. I actively maintained and improved internal checklists and status trackers for effective project management. • Processed and transcribed bilingual audio data with high accuracy and minimal errors. • Verified data segments to ensure quality for external reporting and delivery. • Developed internal checklists for efficient data handoffs and project status tracking. • Ensured rigorous compliance with annotation guidelines for diverse audio samples.

At TranscribeMe and Toloka AI, I worked as a bilingual data processor responsible for verifying and transcribing Swahili and English audio data. My focus was on achieving a near-zero error rate and implementing tools to streamline the data verification process. I actively maintained and improved internal checklists and status trackers for effective project management. • Processed and transcribed bilingual audio data with high accuracy and minimal errors. • Verified data segments to ensure quality for external reporting and delivery. • Developed internal checklists for efficient data handoffs and project status tracking. • Ensured rigorous compliance with annotation guidelines for diverse audio samples.

2026 - 2026

Education

Work History