---
-We build cross-platform applications, scalable web platforms, and AI-driven tools.
-Small team, opinionated stack, production-grade output.
+We design and ship cross-platform applications, scalable web platforms, and
+AI-driven tools. Small team, opinionated stack, production-grade output.
### What We Do
| Domain | Description |
|:---|:---|
-| **Cross-Platform Apps** | Native-quality applications for iOS, Android, smart TV (Apple TV, Android TV, Fire TV, Tizen, webOS), and desktop -- built with Flutter, SwiftUI, and Jetpack Compose. |
+| **Cross-Platform Apps** | Native-quality applications for iOS, Android, smart TV (Apple TV, Android TV, Fire TV, Tizen, webOS), and desktop — built with Flutter, SwiftUI, and Jetpack Compose. |
| **Web Platforms** | Server-rendered web applications, e-commerce systems, and SaaS products on Next.js and SvelteKit. |
-| **AI and Data Products** | Content pipelines, data enrichment platforms, web scraping infrastructure, and agent-based automation. |
-| **Enterprise Modernization** | Migrating legacy systems to modern architectures -- from mainframe PL/I-to-Java rewrites to desktop-to-web transformations with ERP integration. |
-| **Scheduling and Workflow** | Constraint-based scheduling platforms for multi-location service providers with drag-and-drop interfaces. |
+| **AI & Data Products** | Content pipelines, data enrichment, and agent-based automation — from ingestion to production delivery. |
+| **Legacy Modernization** | Migrating legacy systems to modern architectures — mainframe batch processing to JVM platforms, desktop applications to web. |
+| **Scheduling & Workflow** | Constraint-based scheduling platforms for multi-location service providers with drag-and-drop interfaces. |
### Stack
@@ -38,15 +43,13 @@ Small team, opinionated stack, production-grade output.
-
-
**Frameworks**
-
+
@@ -74,39 +77,42 @@ Small team, opinionated stack, production-grade output.
-### Portfolio
+### Capabilities
+
+> Representative engagements, described generically. We don't publish client
+> names or confidential project details.
Consumer Products
-| Product | Description | Platforms |
+| Capability | What it involves | Platforms |
|:---|:---|:---|
-| **TV VPN Client** | Native VPN application built for the 10-foot experience -- D-Pad navigation, WireGuard tunneling, streaming-optimized server selection | Apple TV, Android TV, Fire TV, Tizen, webOS |
-| **AI Content Tool** | Video-to-social-content pipeline: transcription, caption generation, hashtag analysis, multi-platform export | iOS, Android, Windows, Web |
+| **10-foot TV experience** | Native connectivity and streaming apps built for D-Pad navigation and living-room UX | Apple TV, Android TV, Fire TV, Tizen, webOS |
+| **AI content pipelines** | Media-to-content workflows: transcription, caption generation, multi-platform export | iOS, Android, Desktop, Web |
-Enterprise and Commerce
+Enterprise & Commerce
-| Project | Solution | Stack |
+| Capability | What it involves | Stack |
|:---|:---|:---|
-| **E-Commerce Relaunch** | Product catalog with OCR-based data import, automated PDF scraping, and review management | SvelteKit, Supabase, Python, Cloudflare |
-| **Enterprise Platform** | Legacy desktop replacement with bidirectional ERP sync, order management, and offline-capable PWA | Next.js, React, TypeScript, Azure |
-| **Mainframe Migration** | PL/I-to-Java 21 rewrite of banking batch processing on DB2 z/OS with dual-track facade architecture | Java 21, Jakarta EE, Maven, DB2 |
+| **E-commerce platforms** | Product catalogs with automated data ingestion and review workflows | SvelteKit, Supabase, Python, Cloudflare |
+| **Enterprise web platforms** | Replacing legacy desktop workflows with web platforms and back-office integration | Next.js, React, TypeScript, Azure |
+| **Legacy mainframe modernization** | Migrating batch processing from legacy mainframe stacks to modern JVM platforms | Java 21, Jakarta EE, Maven |
-SaaS and Data Products
+SaaS & Data Products
-| Product | Description | Stack |
+| Capability | What it involves | Stack |
|:---|:---|:---|
-| **Data Enrichment Platform** | Registry scraping, lead generation, and outreach automation for business data | Python, FastAPI, Next.js, PostgreSQL, Redis |
-| **Scheduling Platform** | Constraint-based appointment scheduling for multi-location service providers with drag-and-drop UI | Next.js, TypeScript, Prisma, Tailwind |
+| **Data enrichment** | Public-data aggregation, enrichment, and outreach automation | Python, FastAPI, Next.js, PostgreSQL, Redis |
+| **Scheduling platforms** | Constraint-based appointment scheduling with drag-and-drop UI | Next.js, TypeScript, Prisma, Tailwind |
@@ -114,9 +120,9 @@ Small team, opinionated stack, production-grade output.
Research
-| Project | Description | Stack |
+| Capability | What it involves | Stack |
|:---|:---|:---|
-| **Agentic Bench** | Evaluation framework for AI coding agents on real-world engineering tasks from our own projects | Python, Docker |
+| **Agent evaluation** | Benchmarking frameworks for AI coding agents on real-world engineering tasks | Python, Docker |
@@ -126,10 +132,11 @@ Small team, opinionated stack, production-grade output.
We publish select libraries and tools. Contributions welcome.
-See our [contributing guidelines](https://github.com/klein-business/.github/blob/main/CONTRIBUTING.md) and [security policy](https://github.com/klein-business/.github/blob/main/SECURITY.md).
+See our [contributing guidelines](https://github.com/klein-business/.github/blob/main/CONTRIBUTING.md)
+and [security policy](https://github.com/klein-business/.github/blob/main/SECURITY.md).
---