Alok Ranjan
software engineer
I build infrastructure at OmniDimension: voice AI, telephony, MCP, SDKs, and the systems underneath.
I go by ryu online. I like cybersecurity and I enjoy ricing my setup.
Active
Projects
- crwl.sh jul 2026
- mctop jun 2026
- OmniDimension MCP platform + SDK jun 2026
- OmniDimension status page may 2026
- Multi-tenant mail server apr 2026
Blogs
- The account was the hard part x402, Cloudflare Wallets and cloudflare.pay are usually described as giving AI agents a wallet. What they actually do is take apart the account: the thing that fuses who you are, what you're allowed to use, and how you pay into one long-lived, human-shaped object. aug 2026 12 min
- The phone number was flagged before we ever used it Recycled phone numbers carry the previous owner's spam reputation. We linked out to Truecaller instead of showing our own guess, which meant reverse-engineering an undocumented Android deep link with adb. jul 2026 2 min
- The slow page wasn't the database A dashboard page was slow to load, so everyone reached for the database. The real cost was the code drawing one dropdown 400 times. A story about N+1 queries and the fix that took them from 400 to 4. jul 2026 3 min
- You can't un-bounce an email An AWS suspension taught me that email deliverability is a reputation system. Here is what actually moves it: bounce thresholds, the hard ceiling on address verification, and why clean lists still land in spam. jun 2026 4 min