Judgement is the job
AI can write the code. Deciding what to build, what to leave out and when something is good enough is still on me.
“Simplicity is prerequisite for reliability.”
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Hi, I’m Manan. I design systems.
Backend first, then full stack. Now I design how software should work and let AI write most of it.
Istartedinthebackend,wheretheworkisinvisibleandthestakesarereal.ThenIfolloweditupthestack,untilIcouldbuildaproductendtoend.Somewherealongthewaythetypingstoppedbeingthehardpart.TodayIspendmytimeonthedecisionsthatmatter:howasystemshouldwork,whereitshouldbend,andwhathappenswhenitbreaks.AIwritesmostofthecode.Imakesureit’stherightcode.






AI can write the code. Deciding what to build, what to leave out and when something is good enough is still on me.
Codebases, teams, conversations. I try to make every place I pass through a little clearer and a little kinder.
Say what you know, admit what you don’t, and never let a status update hide a problem.
“I don’t know yet” is my favourite sentence. The tools change every month; the habit of learning is what lasts.
Shipping isn’t the finish line. The thing working for real people is, whoever or whatever wrote the code.
I decide how a system should work: the boundaries, the data and the failure modes. Then I direct AI to build it, and review the result like it’s mine. Because it is.
Architecture that fits on a whiteboard: clear boundaries, honest trade-offs and a plan for when things fail.
Aug 2025 - now
SolarSquare
Building across the whole stack, from APIs and data to the screens people use, and spending more and more of my time on the design: how a system should work, where it should bend and what happens when it breaks. AI writes most of the code; I make sure it’s the right code.
Jun 2024 - Jul 2025
Novoinvent Softwares
Backend for a fintech platform: transactions, bank integrations and data at scale, where correctness isn’t optional.
May 2023 - May 2024
Novoinvent Softwares
Where it started: learning the craft next to senior engineers, from MySQL performance to shipping real features on AWS.
MCP server
Personal-finance tracking built for AI agents. The agent handles the conversation; Kubera owns validation, duplicate detection, audit history and reports. Designed on paper first, then built with AI.
Go, MCP, SQLite
Full-stack app
A quick-commerce grocery store, end to end: OTP sign-in, catalogue and categories, inventory, orders and delivery agents.
Go, PostgreSQL, Redis, React, TypeScript
Self-hosted infrastructure
An old laptop turned home server, declared entirely in NixOS: media streaming with Jellyfin, downloads over a VPN, nginx in front, a tunnel to the internet and wake-on-LAN.
NixOS, nginx, Docker
Command-line tool
A typing speed test that lives in the terminal. Small, fast and written in Go, with a Nix flake so it runs anywhere.
Go, CLI, Nix
What has my attention, as of October 2026.
Books that rearranged something in my head.
Designing Data-Intensive Applications
Martin Kleppmann
The book that made backend click.