Case studies

Verified results,
not projections.

Three engagements with real, defensible numbers — one of them independently published by a vendor.

Case 01

70% False-Positive Reduction with AI Voice Interviews — Published by Retell AI

Retell AI published how our team integrated their voice stack in 48 hours and cut false-positive assessment rates by 70%: third-party, verifiable proof of our voice AI engineering.

Retell AILiveKitNode.jsEvent-driven pipelineLLM scoring rubrics

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70%

false-positive reduction (50% → 15%)

50% → 15%

false-positive assessment rate

48 hours

integration to production

70%

reduction, verified in a published vendor case study

Case 02

$200K/Year Cloud Bill Cut by More Than 70% in a Multi-Cloud Re-Architecture

A solo-executed multi-cloud migration and re-architecture that cut an enterprise $200K/year infrastructure bill by more than 70%, with $300K in cloud credits secured on top.

AWSAzureGCPTerraformDockerKubernetesPostgreSQLRedis

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70%+

infrastructure cost reduction

$200K/yr → <$60K/yr

annualized infrastructure spend (70%+ cut)

$300K

cloud credits secured (Microsoft + AWS)

external DevOps engineers required after migration

Case 03

Voice AI at 2.5¢/Minute: Replacing a 10¢ Vendor Stack with LiveKit

A proprietary voice-AI stack built on LiveKit and optimized STT/TTS providers replaced a third-party platform, cutting per-minute cost 75% while maintaining assessment quality across thousands of calls.

LiveKitSmallestAICartesiaDeepgramNode.jsSIP/Twilio

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75%

voice AI cost reduction (10¢ → 2.5¢/min)

10¢ → 2.5¢

cost per voice minute after the LiveKit rebuild

75%

cost reduction at production quality

up to $100K

in LiveKit credits secured, zeroing eligible voice infra while available