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Senior Full Stack Engineer

Brasil🌐 Remote💼 Full-time🗓 2026-09-10 → 2026-09-21

Core

Architect and build a modern, mission-critical tax filing platform from the ground up, owning full-stack development, system architecture, and technical direction.

Role type

Senior Full Stack Engineer (Python, FastAPI, AI-assisted)

Builds

Production-grade web applications, secure REST APIs, and scalable frontend interfaces for complex tax workflows.

Domain

FinTech / Tax Software

Deliverable

production ML models | product features

Required skills

Python, FastAPI, REST API design, modern JavaScript frameworks, PostgreSQL, Git, AI-assisted development tools (Cursor, Claude Code)

Preferred skills

FinTech experience, tax software experience, compliance platform experience, asynchronous workflow design

Technologies

Python, FastAPI, PostgreSQL, REST APIs, JavaScript frameworks, Git, Cursor, Claude Code

Responsibilities

Design and develop backend APIs and frontend features, improve application architecture and system scalability, build workflow logic and business-critical functionality, use AI tools to accelerate development and testing, review pull requests and maintain code quality, document technical decisions and implementation updates

Seniority

Senior, hands-on IC

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