CareerPlan

Senior Software Engineer

New York, NYFull-time$205k–$240k2026-11-02 → 2026-11-10
Hybrid

Core

Build and scale a core API for connecting consumer financial accounts to apps, handling millions of requests per day with real-time liability connectivity and instant payment execution.

Role type

Senior full-stack software engineer (backend-leaning)

Builds

Scalable production-level API platform and delightful user experiences

Domain

Fintech / Payments

Deliverable

production ML models | product features

Required skills

JavaScript, Node.js, React, Python, Java, scalable application architecture, debugging, code reviews

Preferred skills

Finance/FinTech domain knowledge, data pipelines, payment rails (ACH, RTP), AWS, Cloudflare, CI/CD

Responsibilities

Build reliable backend in Node and user experiences in React; Build and scale core API; Investigate and debug issues using monitoring tools; Participate in code reviews and interview new team members; Collaborate to define roadmap based on customer needs

Seniority

Senior, hands-on IC