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Projects

Client work and open-source projects I have built.

💼 Client Work

Built for Michael Distel

FoodRazor

From paper chaos to automated procurement — built the platform that digitizes restaurant invoice processing, automates supplier ordering, and tracks ingredient price fluctuations in real-time. The founder (a serial restaurateur) was drowning in manual paperwork across 5 locations. I architected an Angular + Node.js stack with Firebase real-time sync, OCR-based invoice scanning, and ML-driven price trend predictions. What started as a single-restaurant tool grew into a multi-country operation.

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Scaled across 10 countries and hundreds of restaurants; acquired in 2023
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Built for Nastassia Ponomarenko

Corecircle

Fitness social network that actually kept people moving — built the backend and ML recommendation engine that matched users with workouts, trainers, and accountability partners. The founder had a vision for AI-driven fitness personalization but the existing codebase was a monolithic Nest.js app that couldn't handle real-time interactions. I introduced Nx monorepo for shared code, Redis pub/sub for live workout sessions, and a collaborative filtering ML pipeline that boosted engagement 3x.

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Scaled to 200K+ online users; acquired in 2024
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Built for Lila King

Roley — Make a Movie!

A web app that turns kids into movie directors. Physical craft boxes with scripts and props pair with a SvelteKit app that records, edits, and merges videos with 50+ transitions using ffmpeg.wasm. Features multi-camera recording, real-time processing, and AWS-backed media storage. The founder (a former children's TV producer) wanted to combine physical play with digital creativity — I made the tech invisible so kids just have fun.

Roley — Make a Movie! preview
Live at makearoley.com — processing 500+ kid-made movies monthly
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Built for PayBridge

PayBridge

B2B payment reconciliation SaaS built from scratch. Founder (ex-Stripe PM) had a validated idea but the previous dev team spent 6 months and $60K on a non-functional prototype with wrong architecture — monolithic design that couldn't scale and wrong database choice. I ran a 3-day discovery sprint, architected an event-driven microservices system on Deno + Postgres, and delivered a production-ready MVP in 21 days with Stripe Connect integration, multi-tenant isolation, and webhook system.

$15K investment → 12 beta customers → $1.2M seed round → acquired for $4.2M
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Built for PropView

PropView

Real estate virtual property tour platform infrastructure overhaul. Founder had a WordPress-based platform that was crashing under load (1.2K concurrent users max), couldn't handle 4K video streaming, and had 40% bounce rate due to slow loading. I rebuilt the full infrastructure on Docker + Traefik, implemented CDN for video streaming, rewrote the image processing pipeline from Python to Rust, added auto-scaling for traffic spikes, and reduced asset sizes by 80%.

50K concurrent users supported. Bounce rate: 40% → 12%. Page load <1.5s globally. $3.5M Series A raised. Client: 'best technical decision we ever made'
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Built for MediFlow

MediFlow

Healthcare platform rescue mission. Founder (former nurse) had a working prototype built by an offshore team that was a tech debt nightmare — $8K/month AWS bill, 12-second page loads, no backups, database corruption every 2 weeks. I performed a full infrastructure audit, migrated to Hetzner ($180/mo), rewrote critical query paths, implemented proper backup strategy, monitoring, and zero-downtime deployment pipeline.

Incidents: monthly → zero in 6 months. Page load: 12s → <200ms. AWS savings: $7,820/month. 3+ years without data loss
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Built for WordWeaver

WordWeaver

AI-powered long-form content platform for enterprises. Founder (ex-journalist) had a prototype from AI researchers that was unusable — 40% hallucination rate, no citations, couldn't handle branded content guidelines. I designed a RAG pipeline with citation verification, built a custom MCP server for brand guidelines, implemented human-in-the-loop review workflow, and deployed on self-hosted infrastructure with GPU acceleration.

$8K investment → 97% citation accuracy → 3 enterprise clients in month one → $280K ARR in 6 months → 12 employees
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Built for Nastassia Ponomarenko

Connectful

Networking app with Tinder-like UI and Machine Learning algorithm to match like-minded professionals. Built during the pandemic when in-person networking vanished. The founder needed a platform that could replace conference hallway conversations — I built real-time matching with collaborative filtering, virtual event integration, and icebreaker automation that drove 40% weekly active user retention.

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Fast growth during COVID-19 pandemic; 40% weekly retention at peak
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Built for Peter Visser

GoPingu

Marketing team management platform with a Trello-like interface and a marketplace of reusable project templates. The founder needed to standardize how 50+ marketing agencies ran their campaigns — I built a drag-and-drop workflow builder, real-time collaboration on task boards, and a template marketplace that reduced campaign setup time from 3 days to 2 hours.

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Real-time collaborative SaaS with template marketplace; served 15+ agencies
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Built for Andy Gough

Microwork

Human-in-the-loop text classification platform — a marketplace connecting businesses needing data labeling with a global workforce. Built the full-stack platform handling user onboarding, task assignment, quality control, and payment processing. The founder needed a reliable way to scale human classification without managing a distributed team manually.

Microwork preview
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Built for Thomas Wusatiuk

CallTrack

Call center analytics platform — ingests call metadata from Twilio and telephony providers, visualizes agent performance, detects call drop patterns, and automates phone number provisioning based on geographic routing rules. The founder needed visibility into a chaotic multi-provider setup.

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Built for Hamish Ogilvy

Sajari

Enterprise dashboard for a search and recommendations engine-as-a-service. Built a single-page application that let customers configure search relevance, monitor query analytics, and A/B test ranking algorithms — without touching code. The founder needed a UI that could surface complex ML model performance to non-technical product managers.

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Code Review & Architecture Audit

Deep-dive code review for a Node.js REST API codebase that was falling apart under production load. Documented callback hell, code inconsistency, missing error handling, and security gaps. Delivered a prioritized refactoring roadmap that the team used to cut incident rate by 60% in 3 months.

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🔧 Personal Projects

Archived Projects