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Sr. Full-Stack Engineer, Product

New York💼 Full-time💰 $160,000–$160,000🗓 2026-09-17 → 2026-09-26

Core

Design and ship impactful new functionality in internal and customer-facing back-end APIs, data models, and services for financial products.

Role type

Senior IC full-stack product engineer (APIs & microservices)

Builds

Public APIs, embedded SDKs, customer management dashboards, and financial product features (e.g., Bill Switch, tax products)

Domain

Financial services / Fintech

Deliverable

production ML models | product features

Required skills

Full-stack application development, data modeling, API design, Python, microservices architecture, modern backend frameworks (FastAPI, Django, Rails, Gin), modern frontend frameworks (React, Vue), cross-team collaboration

Preferred skills

Early-stage startup experience, customer-facing implementation roles, AI integration

Technologies

Python, FastAPI, Django, Rails, Gin, React, Vue

Responsibilities

Design systems to solve customer needs, build and scale data models and services powering APIs, maintain and improve Python-based microservice stack, create and improve tooling and engineering standards, mentor engineers

Seniority

Senior, hands-on IC

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