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Gelt Tech Stack

Tax optimization platform for high-net-worth individuals and business owners

Financial Services Miami, Florida 11–50 employees Privately Held

Gelt pairs CPA expertise with a full-stack application (NestJS, Node.js, TypeScript, Vue, PostgreSQL, MongoDB on AWS) to automate tax planning for HNWIs and small-business owners. The hiring mix—three finance roles alongside two engineers and two sales—reflects a services-led model scaling toward product. Active work on tax models, client onboarding, and diagnostic APIs signals a shift from pure advisory toward a repeatable, software-driven delivery model.

Tech Stack 15 technologies

Core StackHubSpot Salesforce NestJS Node.js TypeScript Python Vue AWS PostgreSQL MongoDB GitHub Slack Zoom Notion Linear

What Gelt Is Building

◆Challenges

Scaling software and infrastructure
Optimizing tax workflows
Meeting sales targets
Operational gaps
Risk identification
Scaling onboarding engine
Robust fault-tolerant systems

▲Active Projects

Developing tax models
Validating tax software
Building online presence
Creating seamless client experience
Implement service workflows
Scale onboarding engine
Product features in gelt applications, apis, and diagnostic and insights systems

Hiring Activity

Accelerating7 roles · 4 in 30d

Department

Finance

3

Engineering

2

Sales

2

Seniority

Lead

2

Manager

2

Mid

2

Senior

1

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About Gelt

Gelt delivers tax strategy and planning services to high-net-worth individuals, business owners, and investors, combining licensed CPAs with proprietary software to identify deductions and optimize tax structures. The firm operates from Miami and is hiring across finance, engineering, and sales—accelerating recent hiring velocity. Product work centers on building client-facing applications, APIs for tax diagnostics, and a scalable onboarding engine, with internal focus on workflow automation and fault-tolerant infrastructure to support growth.

HeadquartersMiami, Florida

Company Size11–50 employees

Hiring MarketsUnited States, United Kingdom

Frequently Asked Questions

What technology stack does Gelt use?

Gelt's backend runs on NestJS and Node.js with TypeScript, using PostgreSQL and MongoDB for persistence on AWS. The front end uses Vue. Sales and operations run on HubSpot and Salesforce.

What is Gelt building?

Gelt is developing tax models, building client-facing applications and APIs, scaling an onboarding engine, and creating diagnostic and insights systems. Recent work focuses on validating tax software and improving the client experience.