Grid Tech Stack

Tax refund acceleration platform for individual filers

Financial Services San Francisco, California 11–50 employees Privately Held

Grid offers immediate tax refunds to individual filers, positioning itself between the IRS and the taxpayer. The tech stack—Go, GCP, BigQuery, Firestore, and emerging AI integration (GPT, Claude)—reflects a fintech backend built for transaction processing and rapid data modeling. The organization is engineering-heavy (11 of 16 headcount) with active work on monolith refactoring and an AI architecture update, suggesting the product is moving beyond a simple tax-bridge tool toward broader financial services; pain points around scaling the tax product and monetization indicate they're still proving unit economics at volume.

Tech Stack 20 technologies

Core StackGo BigQuery MySQL Kotlin Jetpack Compose Firebase Swift Datadog GCP Protocol Buffers SQL Excel Android Hilt Pub/Sub Firestore UIKit GPT Claude Spanner

What Grid Is Building

◆Challenges

Scaling tax product
Monetizing tax product
Cut losses early
Improve policies and procedures
Ensure safe environment
Scaling the team
Product error mitigation
Customer problem resolution
Separating service from monolith
Reliability uptime

▲Active Projects

Ai architecture update
Monolith rewrite
Data model updates
Build and scale user-facing products
Paycheck bridge
Credit score builder
Customer problem resolution
Product error mitigation
Scaling the team
Improve data models

Hiring Activity

Minimal15 roles · 2 in 30d

Department

Engineering

Support

Data

Marketing

Product

Seniority

Mid

Senior

Lead

Intern

Junior

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About Grid

Grid is a tax-focused fintech serving individual filers in the United States. The product provides early access to tax refunds without waiting for the IRS, targeting working Americans seeking immediate liquidity. The team is based in San Francisco and operates across 16 active roles, predominantly engineering-focused. Current development priorities span both product scaling (paycheck bridge, credit score builder) and infrastructure work (monolith separation, data model refinement). The platform relies on GCP, Firebase, and Firestore for backend services, with Android and iOS clients powered by Kotlin and Swift.

HeadquartersSan Francisco, California

Company Size11–50 employees

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Grid use?

Go, GCP, BigQuery, MySQL, Firebase, Firestore, Pub/Sub, Protocol Buffers for backend; Android (Kotlin, Jetpack Compose) and iOS (Swift, UIKit) for mobile; Datadog for monitoring and GPT/Claude for AI features.

What is Grid working on?

Core projects include a monolith rewrite, AI architecture update, paycheck bridge feature, credit score builder, and scaling user-facing products. Infrastructure work focuses on separating services and improving data models.