HardikShah
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    Open Source · Python

    AWS Media Transcriber

    AWS serverless media transcription service using Lambda, S3, and Amazon Transcribe

    AWS
    Serverless
    Lambda
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    Architecture
    architecture-diagram.png
    AWS Media Transcriber Architecture

    About

    A serverless media transcription service built with AWS Lambda and Amazon Transcribe. This solution automatically processes audio files uploaded to S3, converts them to text using Amazon Transcribe, and stores the results back in S3. The architecture is event-driven, cost-effective, and scales automatically based on demand.

    Key Features

    Serverless architecture using AWS Lambda
    Automatic transcription triggered by S3 upload events
    Support for multiple audio formats (MP3, MP4, WAV, FLAC, etc.)
    Amazon Transcribe integration for accurate speech-to-text
    Automatic storage of transcription results in S3
    Event-driven processing with S3 event notifications
    Cost-effective pay-per-use pricing model
    Scalable processing without server management

    Engineering Challenges

    Configuring S3 event notifications to trigger Lambda functions
    Managing IAM permissions for cross-service access
    Handling different audio file formats and sizes
    Implementing error handling for transcription failures

    Results & Impact

    Fully automated audio-to-text transcription pipeline
    Serverless architecture with automatic scaling
    Cost-effective solution with no idle server costs
    Easy deployment and maintenance with minimal infrastructure