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We build software
that works hard
so people don't have to.

Two brothers specializing in high-performance systems, automation tools, and polished digital platforms.

4+ Products Shipped
99.9% Uptime Target
2024 Active Since
~/kotbis/portfolio
$ whoami The Kotbis — Software Engineers $ cat skills.json | jq '.primary[]' "React" "Rust" "Python" "TypeScript" "Cloudflare Workers" $ echo $STATUS ● AVAILABLE FOR HIRE $

Selected Work

Production systems and engineering prototypes we've shipped.

Mobile App v0.9.8-β

Flux Mobile Engine

Cross-platform framework for low-latency data sync in field operations with offline-first architecture.

FlutterDartgRPCSQLite
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Script v1.4.2

Financial Reconciliation Script

High-performance Python script for cross-referencing multi-source ledger data with 99.9% accuracy.

PythonPandasNumPyOpenPyXL
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Spreadsheet v3.0.0

SupplyChain Matrix

Automated spreadsheet system for global logistics tracking and predictive inventory management.

ExcelPythonOpenPyXLNumPy
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Marketplace

Production-ready tools and templates available for immediate deployment.

Aether Control Panel $149 ⟩_ Financial Reconciliation $79 Flux Mobile Engine $199 SupplyChain Matrix $59
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About Us

We're The Kotbis — two brothers based in Morocco with a shared passion for building systems that are both powerful and elegant. Our work sits at the intersection of industrial-grade architecture and refined user experiences.

Journal

Thoughts on engineering, architecture, and building things that last.

Why We Chose Cloudflare Workers Over Traditional Servers

Edge computing isn't just a buzzword. Here's how moving to Workers cut our P99 latency by 80%.

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Property-Based Testing Changed How We Think About Correctness

Moving beyond example-based tests to specification-driven validation.

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