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MultiLingo

Industry

SaaS

Business Type

Startup

Service

Web App Development

Client Overview

A Christian Missionary sought our expertise to develop MultiLingo, a dynamic web application for efficient translation. This innovative platform allows users to effortlessly translate video, audio, or text files in SRT format into any language, both in audio and text. Users can choose between male and female voices for audio translations, and the straightforward interface simplifies the entire translation process.

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web application for efficient translation
Project Objective
MultiLingo

Project Objective

Our goal was to build a dynamic web application designed to seamlessly translate video, audio, and text files in SRT format into any language, both in audio and text. We wanted to incorporate unique features like male and female voiceover options, a user-friendly interface, and multiple language options to ensure the platform’s excellence and reliability.

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Tim Branyan

Founder, Truefanz

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Challenges

Web App Development
Web App Development Challenges
01

High-Speed Audio

Translating fast-paced sermons or lectures demanded flawless synchronization between transcript and audio, even at breakneck speeds.

02

Temporal Accuracy

Ensuring the translated audio synced perfectly with the original audio or video proved a delicate dance of timestamps and millisecond precision.

03

Big File Blues

For longer videos, translation processing threatened to become a snail race, testing the limits of our backend infrastructure.

04

External Integrations

Linking directly to YouTube or Drive for content upload introduced authorization woes, demanding seamless authentication solutions.

05

Drive Dilemma

Uploading files from Drive often requires repeated owner authentication, a friction point in the user experience.

Logic Square

Solutions By Logic Square

Solutions By Logic Square

Advanced Speech Recognition:

  • Precision at Warp Speed: To make an intuitive and user-friendly interface, we used React.js on the front end. Our developers meticulously researched various speech recognition engines, including those from Google and Microsoft, ultimately crafting a hybrid solution that leveraged the strengths of multiple providers for unparalleled accuracy and speed, even in challenging audio conditions.
  • Temporal Synchronization: To ensure perfect harmony between the translated voice and the original audio or video, we implemented a multi-stage synchronization process that encompassed.
  • Lip Sync Precision: Subtle adjustments to timestamps using advanced tagging techniques and custom-built algorithms ensured precise alignment of the translated audio with lip movements, even in rapid-fire speech.
  • Audio-Visual Harmony: Dynamic break time evaluation within Lambda functions enabled accurate synchronization of audio translations with screenplays, seamlessly adapting to varying playback speeds.

Parallel Processing Power:

  • Conquering Big Files: To overcome the challenge of lengthy translation times for large video files, we employed a multi-threaded approach, splitting files into smaller segments and translating them concurrently using AWS S3 Bucket. Our choice of MongoDB database helped us leverage its schema-less structure to support the diverse video formats, audio, and text SRT files. This parallel processing strategy dramatically reduced translation time, ensuring a swift and efficient user experience.

Custom API Integrations:

  • Seamless Content Upload: We used Node.js on the backend and REST API server communication, ensuring smooth data exchange between frontend and backend. To streamline content upload from YouTube and Drive, we used REST, which effortlessly handled authentication and authorization, eliminating any manual intervention or authentication hurdles. The result? A frictionless experience for users eager to share their content.

Pre-authorized Access for Effortless Uploads:

  • By securely storing Drive authorization tokens upon initial user consent, we effectively eliminated the need for constant re-authentication, making subsequent uploads from Drive a seamless experience.

Unlocking Editability and Review:

  • Tag Sequencing for Refined Edits: To empower users with the ability to review and fine-tune translated content, we implemented cutting-edge tag sequencing techniques, ensuring accurate text segmentation and enabling effortless editing within the translated transcript.
  • SSML Transformation for Enhanced Audio: Converting SRT files to SSML (Speech Synthesis Markup Language) using Lambda functions allowed for precise control over audio output, including voice selection, pronunciation adjustments, and speech pacing, elevating the quality of the generated audio translations.
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Features & Functionalities

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Features & Functionalities
Automatically convert audio and video to text
translation tool
translation tool development
translation app development

Our Approach

MultiLingo emerged as a powerful and user-friendly translation tool, overcoming initial challenges and delivering an exceptional user experience. It stands as a testament to the power of Logic Square Technologies’ developers. Our client was delighted as this application allowed them to spread their message far and wide, overcoming language barriers with precision and ease. The application showcases our commitment to providing practical solutions for diverse language translation needs, establishing itself as a valuable asset for the missionary and linguistic community.

MultiLingo translation app
MultiLingo

Tech Stack

Table Header
Frontend:
React.js
Backend:
Node.js
Server Communication:
Rest API
Programming Language:
Javascript
Cloud Service:
AWS S3 Bucket
Database:
MongoDB
js
tech
MongoDB
next-js
aws
node

Project Outcomes

MultiLingo emerged as a powerful and user-friendly translation tool, overcoming initial challenges and delivering an exceptional user experience. It stands as a testament to the power of Logic Square Technologies’ developers. Our client was delighted as this application allowed them to spread their message far and wide, overcoming language barriers with precision and ease. The application showcases our commitment to providing practical solutions for diverse language translation needs, establishing itself as a valuable asset for the missionary and linguistic community.

Project Outcomes​

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