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Audio Labeling ESSENTIALS

5/5 (18 ratings) · 19+ certified

Train your ear for speech transcription, sound event detection and speaker diarization in voice AI projects.

5 Days Intensive
DeeLab Academy certificate

Counts towards Certified Data Annotator certification: 6 courses required.

Complete any 6 courses from this programme to earn the CDA certificate. Requirements may be updated as the programme develops.

Course Fee

 
Access to your course in the DeeLab Learning Portal
Live sessions with industry trainers
DeeLab Academy certificate included

Overview

Become a certified Audio Labeling professional.

Trainee in headphones smiling at a laptop while working through audio labeling practice in a dim library

Voice assistants, call-centre analytics and accessibility tools all learn from audio a person listened to and labelled. What was said, who said it, and what else was happening in the room.

Audio labelling is quiet, careful work the AI industry depends on, and it suits people who can hear detail that others miss and record it to a standard.

This course is five days with a live trainer. Day one introduces how audio labelling works and what buyers actually need; day two puts you in the tools with speech analysis practice; day three is hands-on sound event detection with trainer support; day four is guided speech transcription against real conventions. You work in Label Studio on real recordings, training your ear the way models train. Day five is a live skills evaluation with your trainer, and passing it earns the certificate.

One of the six courses of the Certified Data Annotator programme: each one you pass counts toward the credential, and completing all six earns it. Available on its own or as part of the programme, with the certificate included on passing the assessment.

What You Get

What's included in your training

Trainee Portal & Labeling Tools

This course in the DeeLab Academy portal with its materials, scripts and datasets, plus hands-on work on real annotation platforms (Label Studio, CVAT) running on our servers.

Live Sessions & Trainer Support

Daily live workshops on Google Meet with Q&A, plus trainer support between sessions via chat on the Trainee Platform. Session times are set around each cohort.

Session Recordings

Recordings of every session, for anyone who can't attend live.

DeeLab Academy certificate

Certificate issued within one week after you pass the assessment and confirm the publicity details for your certificate.

Outline

What you'll learn

Day Session Topics
Day 1 Kick-off & Session 1 Theory introduction to audio labeling
Day 2 Session 2 Tool navigation and speech analysis practice
Day 3 Session 3 Hands-on labeling with trainer support: event detection
Day 4 Session 4 Speech transcription practice with guidance
Day 5 Assessment with Trainer Skills evaluation (required for certification)

Counts toward the Certified Data Annotator (CDA) certification programme.

Track Record

Previous Runs

Dates Status
05 Oct 2026 – 09 Oct 2026 Completed
10 Aug 2026 – 14 Aug 2026 Completed
20 Jul 2026 – 25 Jul 2026 Completed
08 Jun 2026 – 12 Jun 2026 Completed
27 Apr 2026 – 02 May 2026 Completed

Upcoming Runs

1 scheduled
TBC

Book your place. We confirm the start date once enough people have signed up, usually within one to two weeks of your payment.

 

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Audio Labeling Essentials ·   · certificate in one week of passing · or save 19% with the full Certified Data Annotator
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Hannah Ndulu
Head of Training
Hannah Ndulu
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Meet your trainer

Hannah is Head of Training at DeeLab Academy. Based in Kenya, she oversees daily operations, leads our core annotation team, and ensures projects are delivered with consistency and care.

With a background in bookkeeping and solid expertise in data annotation and web research, she brings a meticulous, detail-driven approach to every task.

She designs and runs our training and certification programme, equipping annotators with practical skills to work on real client projects and uphold high quality standards.

“I’m passionate about bringing precision and quality to every project we undertake. I’m dedicated to ensuring that our services fuel innovation, drive insights, and deliver value to our clients.”

42+ course runs led 5.0/5 course rating Based in Kenya · trains globally

How it works

From enrolling to certified

1

Train with your cohort

6 live sessions with your trainer, plus hands-on annotation work on real datasets using the tools the job actually uses.

2

Pass the assessment

The final day is a live assessment with your trainer. The certificate is earned on that result, never awarded for attendance.

3

Receive your certificate

Issued within one week of passing, with a public verification page anyone can check.

Specimen Audio Labeling Essentials certificate, showing a mock name and sample ID

What you earn

Anyone can verify it in seconds

  • Earned by passing a live assessment, never awarded for attendance.
  • A unique ID with a public verification page, so you can share the link with any employer.
  • Signed by your trainer and DeeLab's founder.
  • Issued within one week of passing, and counts toward the Certified Data Annotator.
Certificate verified
Jordan Sample
AUDIO LABELING ESSENTIALS · ALE-SAMPLE
deelabacademy.com/ALE-SAMPLE

Specimen shown for illustration, with a mock name and certificate ID.

Success Stories

What our trainees say

Unedited feedback from graduates who completed this course.

5/5 from 18 ratings

“I like the training, helped me understand some concepts and clarify doubts.”

Luis A.
Audio Labeling Essentials course graduate

“This course was just right.”

Clive S.
Certified Data Annotator programme graduate

“The diversity of the materials covered made it both interesting and enriching, providing valuable theoretical and practical knowledge. I appreciate the continuous efforts exerted by Benard and Hannah, as well as their professionalism and patience, which made the course even more enjoyable. Thank you.”

M. A.
Certified Data Annotator programme graduate

“Enjoyed the classes i've taken. Benard & Hannah are great!!!”

Sherri J.
Certified Data Annotator programme graduate

“I will strongly recommend this course for any person looking forward to learning about data annotation, The course is comprehensive, hands-on and engaging.”

Abioye A.
Certified Data Annotator programme graduate

“I appreciated the content, pace, and practical exercises employed by the instructor, as well as the clear communication and support of the assistant. Thank you, Ben and Hannah.”

Akemi K.
Audio Labeling Essentials course graduate

Two ways in

This course, or the whole programme

Just this course

Audio Labeling Essentials

One course, with its certificate when you pass.


 
Start any time,
at your own pace
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Best value

The full Certified Data Annotator

All 6 courses, and the programme certificate at the end.


 
19% cheaper than buying
the courses one at a time
See the programme
Got Questions?

Frequently Asked Questions

Everything you need to know about this course.

The course is open to anyone. No prior AI knowledge or coding experience is needed. It works well for project managers and QA leads setting standards for teams that label speech and audio, transcriptionists and contractors who want a structured skill set behind their work, and developers or researchers building voice-AI products who want to understand what their training data actually sounds like. Understanding audio annotation from the inside helps you plan better, communicate across teams, and produce higher-quality results faster.

All the tools in the course are free or low cost, and you can keep using them after the course ends. You will work with Label Studio (Community Edition) for speech transcription, speaker diarization, and sound-event annotation, and Google Drive for dataset organisation. A standard laptop with a modern browser and a decent pair of headphones is all you need.

You will be able to produce speech transcription, speaker diarization, and sound-event detection annotations to production standards on real audio datasets, follow a clear label taxonomy and timing conventions so your output is usable downstream, and meet the speed and consistency expectations production teams set. These are the day-one skills used inside voice assistants, call-centre analytics, accessibility tools, and captioning pipelines. Project scoping, QA leadership, and team-role rotation are reserved for the Advanced courses and bootcamps.

Yes. Audio Labeling Essentials is fully online, and you can join from anywhere in the world. We are also open to designing on-site workshops for organisations with sufficient demand; reach out through our contact page if you would like an in-person format for your team.

There is currently no formal industry-wide certification body for data annotation training. The AI industry has not yet filled that gap. DeeLab Academy follows the best current industry practices and methodologies, our curriculum is designed and delivered by a five-member team of multi-year industry experts, and we collect structured feedback from every cohort to keep improving the content. We are fully open to being audited by any recognised consultancy that wishes to validate our processes.

No. This course teaches skills and gives you a certificate when you pass. It does not place you in work or guarantee income.

You have three months to complete the course, counted from the day you sign up. That applies whether the course is self-paced or runs to a schedule. The deadline is fixed from your sign-up date and doesn't reset if you move to a later run.

Yes, you're automatically enrolled in the run you choose, and you can move to another scheduled run of the same course up to twice from your dashboard. Your payment carries over, and your completion deadline does not change because it runs from the day you signed up.

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