Insights
Engineering writing from real production work
WebRTC and media servers, self-hosted AI, multilingual transcription, payments and DevOps — written by the people who run these systems, not a content team.
Latest article
Scaling live transcription: 6× Whisper capacity from a single GPU
How we multiplied Whisper's live-transcription capacity up to six-fold on a single GPU — and why the GPU itself was never the real bottleneck.
Rajan Jain · · 10 min read
WebRTC & media servers
Kurento vs LiveKit vs mediasoup: choosing a media server in 2026
Kurento vs LiveKit vs mediasoup in 2026 — architecture, media processing, scaling and maintenance status compared, with guidance on when each one wins.
Rajan Jain · · 6 min read
Video-KYC architecture: WebRTC pipelines that satisfy regulators
A video KYC architecture walkthrough for engineers: WebRTC pipeline design, RBI V-CIP and European requirements, evidence trails, and common failures.
Rajan Jain · · 6 min read
Self-hosted AI & GPU infrastructure
AI transcription for Indian languages: the state of the art
Where AI transcription for Indian languages really stands: published per-language WER, Whisper vs Indic models, code-switching, and DPDP-compliant self-hosting.
Rajan Jain · · 9 min read
DevOps for AI workloads: capacity, failure modes and observability
Operating GPU inference in production: capacity-planning against a latency budget, the failure modes GPU servers add, and the metrics actually worth alerting on.
Rajan Jain · · 8 min read
Self-Hosted vs API AI for banks: a GDPR and data-residency decision guide
A practical decision guide for banks weighing self-hosted vs API AI: GDPR and data-residency realities, how the cost shapes differ, and a workable middle path.
Rajan Jain · · 7 min read
Payments
Public sector & digital identity
What E-Governance can learn from German video banking
German banks made regulated video work at scale. The e-governance video banking lessons that transfer to courts, telemedicine and citizen services in India.
Rishi Jain · · 6 min read
Digital identity after Sovrin: eIDAS 2.0 wallets and verifiable credentials
Self-sovereign identity lost its blockchain and won its argument. What Sovrin got right, why it shut down in 2025, and the eIDAS 2.0 stack banks must accept now.
Rajan Jain · · 6 min read