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tvsguide.io · Projects · Bear Stack

Bear Stack

Modern monorepo template with clean architecture patterns

Bear Stack is a production-ready monorepo template for full-stack applications with clean architecture patterns. Features Turborepo-powered builds, React 19 with Vite, and Supabase backend.

Uses a three-layer edge function architecture that separates business logic from runtime concerns, enabling unit testing without Deno runtime and portability across JavaScript runtimes. Includes comprehensive documentation with VitePress.

Tech: React, TypeScript, Vite, Supabase, Turborepo, Storybook, VitePress

Features

Clean architecture with runtime-agnostic edge functions
Turborepo with intelligent caching and parallel execution
React 19 with Storybook v9 component library
VitePress documentation site
Comprehensive testing with Vitest and Playwright

More from the portfolio

This project is part of tvsguide.io, the personal portfolio of Tim Veil — software engineer and CIO at Two Bear Capital, previously at StarTree, Cockroach Labs, and Hortonworks. The full collection covers distributed systems, data infrastructure, JDBC drivers, AI services, build pipelines, real-time analytics, and a couple of personal apps. Each project ships with source code, tech notes, and links to live deployments where applicable.

BigQuery JDBC Driver — Modern JDBC driver for Google BigQuery, optimized for database IDEs with fast metadata support
Flight Chop — Passenger focused platform helping travelers understand turbulence and other conditions that may impact their flight
Leaves of Blocks — Free SwiftUI iOS puzzle game with no ads, no tracking, and no in-app purchases
Bloviate — Java library for generating realistic test data for databases
Quantum Beacon — Pipeline for analyzing company domains for Post-Quantum Cryptography (PQC) support
BenchBase — Multi-DBMS SQL benchmarking framework via JDBC
Two Bear Tracker — Portfolio tracking application with comprehensive analytics monitoring capabilities
Two Bear Capital API — Three-phase AI extraction API for VC pitch decks with Claude Sonnet 4.5
Two Bear Capital MCP Server — Model Context Protocol server for enterprise data access
Fivetran Affinity Connector — Custom Fivetran connector for Affinity CRM data sync
Fivetran Carta Connector — Custom Fivetran connector for Carta equity management
Fivetran Standard Metrics Connector — Custom Fivetran connector for portfolio company metrics
Fivetran dbt — dbt project transforming multi-source data into BigQuery
Pinot TestContainers Example — Integration testing framework for Apache Pinot using TestContainers
CockroachDB Remote Client — Docker container for one-time CockroachDB administrative tasks
CockroachDB Single Node — CI/CD optimized Docker image for CockroachDB testing
CockroachDB Dynamic Certs — Dynamic certificate generator for secure CockroachDB deployments
CockroachDB Dynamic HAProxy — Dynamic HAProxy load balancer for CockroachDB clusters
CockroachDB Spring Examples — Spring Boot examples for connecting to CockroachDB

Browse the project index, read about Tim's background, follow the blog, or return to the homepage. Source code lives on GitHub; professional history is on LinkedIn.