Introduction
Personal Chronicle

Franklin Jara

Charlotte, NCSWE @ CHP

Software engineer with a passion for crafting thoughtful applications who prefers the elegance of the command line. Exploring the evolving landscape of AI. On my free time, I enjoy bouldering and listening to techno.

Portrait
Portrait
Chapter II

Professional Endeavors

Chapter III

Works & Experiments

Section I

Cima

Built an AI-powered bouldering progress tracker that analyzes climbing videos to provide professional-grade feedback on technique, body position, and movement efficiency. Features comprehensive session logging, grade progression analytics, global leaderboards, and a gamified achievement system with 50+ unlockable badges.

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Section II

Drezzi

Developed an AI-powered virtual try-on platform using Gemini 3 Pro for photorealistic clothing visualization. Users upload body profiles and garments to generate 4K virtual try-on images in ~25 seconds, with features including lookbook organization, AI styling recommendations, and multi-pose support.

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Section III

Mono-F7

Architected a production-ready monorepo template featuring full-stack type safety with TanStack Start, Hono API, and tRPC, implementing secure authentication with Better Auth, PostgreSQL database management with Drizzle ORM, and containerized deployment infrastructure using Turborepo and Docker.

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Section IV

F7

Built a high-performance full-stack todo application using TanStack Start and React 19, featuring end-to-end type safety with tRPC, real-time optimistic updates, multi-language support with Lingui.js, and serverless deployment architecture optimized for AWS Lambda with SST (Serverless Stack) for infrastructure-as-code management and local development simulation.

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Section V

Z-Language

Developed an interpreter and compiler for a custom programming language using Zig, featuring a lexer, parser, and code generation for efficient execution and optimization of user-defined scripts.

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Section VI

Starlit AI

Built a full-stack AI image generation platform using DALL-E 3, React, and AWS Lambda, enabling users to create and share AI-generated artwork with customizable prompts and styles.

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Section VII

Tiny Car

Developed a fast-paced 2D racing game in Zig using the Raylib graphics library, featuring physics-based car mechanics, procedurally generated tracks, and real-time collision detection.

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Section VIII

HTTP Server

Implemented a high-performance HTTP/1.1 server from scratch in Zig, supporting concurrent connections, request routing, and static file serving with proper error handling and logging.

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Appendix

Colophon

The Author's Desk

This chronicle is composed upon an Apple M3 Max, housed within a machine running macOS Sequoia 15.2.

The author employs Neovim as the primary instrument of composition, accessed through Ghostty with zsh 5.9.

Memory allocation: 48 GB

OS

macOS Sequoia 15.2

CPU

Apple M3 Max

Memory

48 GB

IDE

Neovim

Terminal

Ghostty

Shell

zsh 5.9