Calvin Kamardi

Product designer and developer building high-utility systems.

Jakarta, Indonesia--:--:-- GMT+7

(01) — Manifesto

A software engineer focused on building robust, data-driven systems — from high-performance mobile architecture to scalable backends and AI-driven experiments.

Android EngineeringSystem ArchitectureAI AgentsFintech

KotlinJetpack ComposeNext.jsThree.jsRAGLLM Orchestration

(02) — Selected work

My Lab

01 / 01ExperimentsMar 2026

Banking Virtual Assistant with Fine-Tuned LLM and RAG

A multi-agent virtual assistant system for banking applications that combines RAG-based knowledge retrieval and fine-tuned LLM function calling to safely answer questions and execute banking actions in Bahasa Indonesia.

RAG
Multi-Agent
AI
Fintech

(03) — Curiosity Cabinet

Curiosity Cabinet

01/ 03Keep scrolling

Focus 01

Artificial Intelligence

Exploring LLMs, generative art tools, and ethical AI implementation in product design.

Focus 02

Blockchain & Crypto

Exploring blockchain concepts, Bitcoin fundamentals, and learning to create one.

Focus 03

Finance

Macro-economics, value investing, and finding the best investments.

(04) — Journal