Engineering articles on WebRTC, media servers, self-hosted AI, multilingual transcription, payments and DevOps — written from real production work.https://vaagmodo.com/enhttps://vaagmodo.com/insights/scaling-live-transcription-whisper-24-streams/https://vaagmodo.com/insights/scaling-live-transcription-whisper-24-streams/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.Tue, 12 May 2026 00:00:00 GMThttps://vaagmodo.com/insights/ai-transcription-indian-languages/https://vaagmodo.com/insights/ai-transcription-indian-languages/Where AI transcription for Indian languages really stands: published per-language WER, Whisper vs Indic models, code-switching, and DPDP-compliant self-hosting.Tue, 10 Mar 2026 00:00:00 GMThttps://vaagmodo.com/insights/kurento-vs-livekit-vs-mediasoup-2026/https://vaagmodo.com/insights/kurento-vs-livekit-vs-mediasoup-2026/Kurento vs LiveKit vs mediasoup in 2026 — architecture, media processing, scaling and maintenance status compared, with guidance on when each one wins.Tue, 20 Jan 2026 00:00:00 GMThttps://vaagmodo.com/insights/devops-for-ai-workloads-gpu-infrastructure/https://vaagmodo.com/insights/devops-for-ai-workloads-gpu-infrastructure/Operating GPU inference in production: capacity-planning against a latency budget, the failure modes GPU servers add, and the metrics actually worth alerting on.Tue, 02 Dec 2025 00:00:00 GMThttps://vaagmodo.com/insights/e-governance-german-video-banking/https://vaagmodo.com/insights/e-governance-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.Tue, 28 Oct 2025 00:00:00 GMThttps://vaagmodo.com/insights/upi-sepa-payment-integration-patterns/https://vaagmodo.com/insights/upi-sepa-payment-integration-patterns/UPI SEPA integration patterns for platforms serving India and Europe: rail differences, abstraction design, webhook reliability and reconciliation.Tue, 09 Sep 2025 00:00:00 GMThttps://vaagmodo.com/insights/video-kyc-architecture-webrtc/https://vaagmodo.com/insights/video-kyc-architecture-webrtc/A video KYC architecture walkthrough for engineers: WebRTC pipeline design, RBI V-CIP and European requirements, evidence trails, and common failures.Tue, 22 Jul 2025 00:00:00 GMThttps://vaagmodo.com/insights/self-hosted-vs-api-ai-for-banks/https://vaagmodo.com/insights/self-hosted-vs-api-ai-for-banks/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.Tue, 17 Jun 2025 00:00:00 GMThttps://vaagmodo.com/insights/blockchain-vs-database-there-is-no-winner-or-loser/https://vaagmodo.com/insights/blockchain-vs-database-there-is-no-winner-or-loser/Our 2022 blockchain vs database post, re-read honestly in 2026: what enterprise blockchain got wrong, and the narrow cases where a ledger still earns its cost.Fri, 26 Aug 2022 00:00:00 GMThttps://vaagmodo.com/insights/digital-identity-how-does-sovrin-work/https://vaagmodo.com/insights/digital-identity-how-does-sovrin-work/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.Fri, 26 Aug 2022 00:00:00 GMT