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Olayinka  K.
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Olayinka K.

High-Accuracy English Transcriptionist | Legal & Medical Verbatim QA

Are you looking for a detail-oriented transcriptionist and linguistic QA specialist who can edit AI-generated audio drafts into pristine, 100% accurate verbatim transcripts? As AI models evolve, raw Automatic Speech Recognition (ASR) output and automated transcripts often produce hallucinated text, awkward formatting, and syntax errors. Whether you are scaling Voice AI speech recognition models, processing sensitive legal body-worn camera footage, or transcribing complex medical and research interviews, I bridge the gap between machine output and publication-ready accuracy. As a Top Rated Plus specialist with a 100% Job Success Score and over 6+ years of experience, I manage end-to-end transcription workflows, speech data annotation, and multi-tier quality assurance under strict confidentiality and tight deadlines. Core Services & Solutions AI Transcript Review & Post-Editing (ASR Correction): Cleaning up, proofreading, and line-by-line editing of AI-generated transcripts, Whisper API outputs, and automated drafts to guarantee word-for-word accuracy. Verbatim & Intelligent Verbatim Transcription: Producing accurate transcripts from multi-speaker audio, complete with precise timestamping, speaker diarization/identification, and handling challenging accents or background noise. Voice AI Evaluation & Data Annotation: Assessing text-to-speech (TTS) samples, applying complex evaluation rubrics, performing word-level segmentation, and validating JSON metadata/ITN rules. Domain-Specific Transcription (Legal & Medical): Transcribing court proceedings, depositions, law enforcement audio, and qualitative healthcare interviews with strict adherence to specialized terminology. Proven Workflow & Quality Assurance Guideline & Style Guide Alignment: Complete review of your specific formatting guidelines, style guides, glossaries, or rubrics prior to processing a single file. Precision Execution & Speaker Tagging: Thorough audio listening to correctly identify speakers, timestamp intervals, and apply Inverse Text Normalization (ITN) or phonetic tags where required. Multi-Tier Quality Control: Line-by-line verification against source audio to eliminate errors, resolve inaudible passages, and preserve context and tone. Secure Delivery: Timely delivery in Microsoft Word (.docx), Google Drive, or structured JSON formats under strict NDA standards. Technical Capabilities & Tools Software & Platforms: Microsoft Word, Google Drive, Slack, Aegisub, Subtitle Edit, Deepgram/Argos labeling environments. Formating & Standards: Timestamping, speaker diarization, phonetic alignment, verbatim rules, ITN, and custom client rubrics. Stop worrying about missed deadlines, poor AI accuracy, or sloppy formatting. Click "Invite to Job" or "Get in Touch" to discuss your project requirements today!

🇳🇬Ibadan, Nigeria$30/hr100% JSS5.00 (6)Since Nov 2023

Earnings and projects

MRR
$1.1k

Last 6 months ÷ 6

World#42,699 / 412k
🇳🇬Country#855 / 13.8k
Revenue, last 30 days
$400

Last 6 months: $6.8k

World#68,253 / 412k
🇳🇬Country#1,907 / 13.8k
Total earnings
$13k

Billed in all: $14k

World#174,392 / 412k
🇳🇬Country#3,189 / 13.8k
Per project
$726

$1.1k in the last 6 months

World#149,651 / 412k
🇳🇬Country#2,967 / 13.8k
Projects, last 6 months
6
100% fixed0% hourly
World#34,408 / 412k
🇳🇬Country#2,240 / 13.8k
Projects in all
18

Across 23 contracts

96% fixed4% hourly
World#143,610 / 412k
🇳🇬Country#4,538 / 13.8k

Earnings, last 30 days

$14k+$400 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$13.6k$13.8k$14.0k$14.2kOct 9Oct 24Nov 8

Skill rankings: Top 4% in Academic Transcription

Ranked by MRR among everyone on Upwork with the skill.

  1. #4Business Transcription95 freelancers · 🇳🇬 #1Top 4%
  2. #5Academic Transcription120 freelancers · 🇳🇬 #1Top 4%
  3. #5Language Style Guide19 freelancers · 🇳🇬 #1Top 26%
  4. #7AI-Generated Transcription89 freelancers · 🇳🇬 #1Top 8%
  5. #8Transcription Software151 freelancers · 🇳🇬 #1Top 5%
  6. #9Verbatim Transcription102 freelancers · 🇳🇬 #1Top 9%
  7. #18Transcription Timestamping424 freelancers · 🇳🇬 #2Top 4%
  8. #25Podcast Transcription249 freelancers · 🇳🇬 #2Top 10%