I’m not a developer. I’m an electrician living in Africa. When I discovered Replit, I had one idea: build an AI that fits exactly what I need on the field — something the generic AIs could never give me.
What actually made me start was almost silly. I asked the agent one question: “Here’s what I want to build — can you do it?” It just said yes. So I jumped in.
Today, after:
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writing ~10,900 lines of system prompt across 15 dedicated doctrines
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~83,800 lines of code
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catching and fixing 50+ bugs and hallucinations
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running 67 audit cycles
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putting 59 automated test & security suites in place
…NEXIA is born, and it’s live.
Honestly, the thing that helped me the most as a non-coder wasn’t a feature — it was the agent’s ability to understand me and adapt to my level of standards. It didn’t just take orders. It proposed things I wouldn’t have known to ask for: it set up testing protocols on its own, suggested improvements to my prompts, and pushed back when something wasn’t solid. It felt less like a tool and more like an engineering team that got what I was aiming for.
NEXIA is a universal AI assistant — technical and human — built to reason before it answers instead of just sounding confident. What it does today:
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Deep technical reasoning for engineering: calculations, sizing, electrical work
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Interactive 3D / CAD visualization
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Technical drawings & schematics
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Simulations for technical scenarios
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Math rendering (clean formulas, not plain text)
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Built-in web search for up-to-date answers
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AI image generation
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Teaching mode that explains, step by step
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Professional deliverables exported to Word, PDF, Excel and PowerPoint — ready to send to a client
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Evolving memory that learns your context over time
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Strict anti-hallucination protocols: never invents a critical input, never states an unsourced fact, asks instead of guessing
All of this was built solo, as a non-coder, with Replit as my engineering team.
The private beta is open if you want to try it (English version):
And the website itself? Entirely designed and put online by Replit in 6 hours. From idea to live site in a single afternoon.
Happy to answer anything about how I built it, the anti-hallucination work, or going from “I’m an electrician” to “I shipped an AI.” This community made it possible — thank you.![]()