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Motion Graphics
Shipping products since 2020.

Prajjwal Datir

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I learn new industries fast and ship products people actually use — brand ecosystems, membership platforms, native macOS software, trading tools. Different markets. Different stacks. Different audiences. The constant: it shipped and it works.

Projects

Double View: Dual Camera Recording

A creator tool built with Swift and AVFoundation's MultiCam APIs. Uses multiple rear cameras simultaneously to generate horizontal and vertical previews for social media — so creators can capture both aspect ratios in a single take.

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303030 for Blu Studios

A full ecosystem for brand shoots. Dynamic cost architecture and real-time workflows. From interactive moodboards to real-time casting, built for creatives who move fast.

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Content Builder AI

An AI-native learning architecture. A two-week engineering strategy sprint that secured Deloitte as a pilot client. No code contributions.

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Vire

Digital infrastructure for Chennai's luxury lifestyle club. A high-fidelity Next.js PWA managing reservations and premium perks.

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More Projects

05Aug 2021 – Mar 2022
Thermal Printer DriverCustom device drivers and a Windows desktop interface for industrial thermal printers.
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06Oct – Nov 2025
Image to 3D GLB PipelineSoftware pipeline converting 2D images into printable 3D GLB models for token manufacturing. Built with Blender and Claude.
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07Jun – Aug 2021
Learning Experience PlatformEnterprise learning platform for Persistent Systems. Flask and Spring Boot APIs powering ML-driven content enrichment.
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082021
XV6 SchedulingCPU scheduling algorithms implemented in MIT's XV6 operating system. SJF, FCFS, Lottery, and Multilevel Queue — in C and Assembly.
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092020
HTTP Server from ScratchRFC-compliant HTTP server written from scratch in Python. Full method support, cookies, concurrency, and config-driven routing.
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Products

012021
KaoiModular WhatsApp automation in TypeScript. Self-restoring auth, plugin architecture, fully extensible. 148 GitHub stars, 168 forks — still getting commits five years in.
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02
nxstudioTurns project ideas into production-ready context bundles for AI coding agents like Cursor — vision, tech stack, and compiled build spec.
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03
Compass — Marker EditionA posture-driven, zero-UI spatial compass. Drop anchors, share a live dial with a group over E2EE, AR passthrough, haptic pocket mode. Flutter, iOS + Android.
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04
WickPrivate trading journal for iPhone, iPad, and Mac. Psychology tracking and ML insights, on-device encryption, zero-knowledge sync.
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05
LoopsAI-powered task manager that closes open loops and breaks task paralysis. On-device sorting, one-task-at-a-time focus, no account required.
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06Nov 2025 – Present
MixOSDeep Apple ecosystem integration. Swift, SwiftUI, and SwiftData solving complex management & automation problems for mixing engineers.
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072021
CO-convo-EPReal-time chat for university departments. MERN and Socket.io with threaded views and persistent connections.
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Studio

The Paper Trip

Idea to MVP development studio. Validation, build, and scale — end to end.

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Course

Free Trading Course

From market fundamentals to live execution — a structured syllabus for traders who take the craft seriously.

prajj.in/trading-course

About

I build products for startups across markets I had no prior exposure to — and deliver. Native apps, web platforms, AI-assisted workflows, writing — whatever the problem calls for.