ESP32 / LoRa Developer: Guide Setup of LilyGO T3-S3 MVSR Walkie-Talkies

Posted 4 days ago

Worldwide

Summary

I have a pair of LilyGO T3-S3 MVSR hardware modules (ESP32-S3. I need an experienced embedded systems engineer to walk me through configuring and flashing them to function as half-duplex digital voice walkie-talkies (Push-To-Talk). Deliverables & Tasks Guide me to a working open-source codebase (or provide a working code in Arduino IDE) for audio compression over LoRa. Step-by-Step Walkthrough: Assist me via screen-share or detailed interactive guidance in flashing both boards and configuring pinouts/drivers for the onboard I2S audio hardware. Required Qualifications Hands-on experience with ESP32-S3 / Arduino IDE Familiarity with LoRa protocols (RadioLib, SX1262 driver configuration) Experience with I2S audio pipelines and low-bitrate voice codecs (Codec2) Previous experience with LilyGO T3 series hardware is a plus

  • Less than 30 hrs/week
    Hourly
  • < 1 month
    Duration
  • Intermediate
    Experience Level
  • $23.00

    -

    $45.00

    Hourly
  • Remote Job
  • One-time project
    Project Type
Skills and Expertise
Mandatory skills
ESP32
Internet of Things
Activity on this job
  • Proposals:20 to 50
  • Last viewed by client:4 days ago
  • Interviewing:
    3
  • Invites sent:
    8
  • Unanswered invites:
    4
About the client
Member since Mar 17, 2026
  • DNK
    Copenhagen1:28 AM
  • $7.7K total spent
    7 hires, 4 active
  • 70 hours

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