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Founder-built AI products

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Three real products, presented through the problems they solve, the experiences they create, and the value they deliver.

C:\LEONEL\WORK\FLAGSHIP

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Flagship projects

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Appvise product interface

AI application product platform

Appvise

An AI application product where a conversation becomes a hosted business application with data, end-user authentication, roles, integrations, versions, and web or mobile delivery.

Role
Co-founder & CTO; sole engineer of the current platform
Period
2024–present; current platform rebuilt in 2026
Gentlebot product interface

Autonomous agent workspace

Gentlebot

A workspace where always-on AI teammates carry out multi-step work, collaborate, use business tools, and let people step in whenever judgment is needed.

Role
Founder and sole engineer
Period
2026–present
Loop product interface

AI-native game creation platform

Loop

An AI-native creative product that turns a prompt into a playable browser game, then helps creators iterate, publish, and share it.

Role
Founder and sole engineer
Period
2026–present

C:\LEONEL\WORK\LAB

Lab bench

6 experiments · statuses reported honestly

Research and engineering experiments that sharpen the production work: machine translation, computer vision, on-device ML, and multi-agent game production. Each is labeled with exactly how far it got — no inflated claims.

Low-resource language ML

Changana Translation Lab

A Portuguese↔Changana machine-translation programme designed around corpus provenance, language filtering, alignment, leak prevention, measurable gates, and a bounded compute budget.

Data pipeline built; training not completed

Python · Hugging Face · LaBSE · GlotLID · MinHash-LSH · Playwright · Pytest

Computer vision + explainability

DermAI

An eight-class skin-lesion research pipeline combining Swin Transformer classification, an EfficientNet control, Grad-CAM, and structured LLM explanations.

Pipeline implemented and tested; models not trained

PyTorch · Swin Transformer · EfficientNetV2 · Grad-CAM · Pydantic · Gradio

Real-time computer vision

Vehicle Entry/Exit Tracker

A video system that detects and tracks vehicles, applies directional polygon crossing logic, persists events, and streams live analytics to a browser dashboard.

Implemented local prototype

YOLO11 · ByteTrack · OpenCV · FastAPI · WebSockets · React · Docker

On-device machine learning

Mobile Digit Classifier

A compact CNN training, pruning, conversion, and native iOS inference project with a SwiftUI drawing interface.

Trained artifacts and iOS prototype available locally

PyTorch · TorchScript · coremltools · Core ML · SwiftUI

Playable lab · Procedural survival FPS

Dead Sector

A procedurally generated browser FPS with wave-based combat, an upgrade economy, and a screenshot-grounded visual evaluation harness.

Playable browser build

Three.js · WebGL · WebAudio · Playwright · Node.js

Playable lab · Procedural arcade racer

Neon Drift

An endless neon highway traffic-weaver with an authored verification contract for speed, road legibility, vehicle contact, progression, and visual quality.

Playable browser build

Three.js · WebGL · WebAudio · Playwright · Node.js

Leonel Machava3 case studies · Appvise, Gentlebot, Loop