Senior Full-Stack Engineer - AI-Driven Payments Platform

thinkbridge; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Work from anywhere

Shape your day around your life

Take time off when you need it

Laptop provided and security-aligned

Team sprints in person

Learning time and paid certifications

Job summary

thinkbridge is seeking a Senior Full Stack Engineer with 4–6 years of hands-on experience in C#/.NET (8–10), React, TypeScript/JavaScript, SQL, and API development. You will build and ship features for a prepaid card and payments platform using AI-assisted development, directing AI agents, reviewing code, and debugging across backend, frontend, and cloud integrations.

Ideal candidates will have experience with Claude Code and other AI coding tools.

Qualifications

• 4–6 years of experience as a Full Stack Engineer.
• Proficient in C#/.NET 8–10 and TypeScript/JavaScript.
• Experience with SQL databases and API development.

Responsibilities

• Ship changes with Claude Code and AI agents, writing tests to prove fixes and validate user flows.
• Review AI-produced code and identify and fix issues in a payments-related context.

Skills

Full Stack Engineer

C#/.NET

React

TypeScript/JavaScript

SQL

API development

Tools

Claude Code

Cursor

Copilot

Codex

Job description

thinkbridge is seeking a Senior Full Stack Engineer with 4–6 years of hands-on experience in C#/.NET (8–10), React, TypeScript/JavaScript, SQL, and API development. You will build and ship features for a prepaid card and payments platform using AI-assisted development, directing AI agents, reviewing code, and debugging across backend, frontend, and cloud integrations.

Ideal candidates will have experience with Claude Code and other AI coding tools.