Blog
Practical insights and ideas from the journey so far
Sektors | Klinik-Finder - Psychiatric Care Coverage Finder
A full-stack geospatial web application that helps people find the healthcare facility responsible for their location, based on their exact address.
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HIPAA & GDPR Compliance for Healthcare Software: A Practical Guide
A developer-focused walkthrough of what it actually takes to build compliant web and mobile healthcare software. The requirements, checklist, caveats, and certification. Last updated: Aug 7, 2026. Regulations change; see the "A note on currency" section before relying on any specific detail.
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Curelios - Engineering Case Study (Backend)
A privacy-by-design healthcare second-opinion platform for the German market - designed and validated in closed beta.
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Building Switchboard: A Local-First AI Calling-Agent Platform
How do you build an AI that answers the phone, takes orders? A case study on Switchboard: the architecture, design decisions, real bugs, and hard-won lessons behind a modular, voice-capable AI calling-agent platform.
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Building Jobprep: An AI Platform That Preps You for the Job and Applies for you
Job-search & application system. It reads your resume, evaluates and mentions strengths & weaknesses, drills you with tailored and mock interviews, tests with assessments, and applies to roles on your behalf with AI. Here's the architecture, and an account of where AI shines and where it breaks.
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How to build your own STUN/TURN server on AWS
WebRTC often can't connect two devices directly if they're behind strict NATs. You'll need a STUN server (stun:stun.l.google.com:19302 for free) and ideally a TURN server as fallback. Free TURN options are limited; for production, Twilio's NTS, Metered.ca or self hosted "coturn" is ideal.
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Can a DIY GSM module replace a commercial SMS/OTP service
Can a Rs 3,000 Arduino and SIM800L gadget really replace a commercial SMS service? I built a working GSM OTP sender - wiring, firmware, and a web dashboard then compared the numbers on cost, carrier sending limits, and local vs international providers. The results are intriguing.
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Why End-to-End Encryption Is Replacing Trust in Corporations
As trust in centralized platforms declines, end-to-end encryption is emerging as the new standard for secure communication and data ownership.
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Designing Data Intensive Applications - Chapter # 1
First chapter Reliable, Scalable, and Maintainable Applications focuses on key principles to design systems and applications.
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