CareerPlan

Sr. Software Engineer I, Evaluation Services

Chicago or Remote*Full-time2026-08-01 → 2026-11-10

Core

Senior technical advisor for partners integrating with NinjaTrader APIs, serving as the go-to expert for complex API challenges and driving successful integrations.

Role type

Senior IC software engineer (API integration & support)

Builds

Partner-facing trading platform integrations and diagnostic utilities

Domain

Financial technology / Retail trading

Required skills

API development, system integrations, REST APIs, WebSockets, TypeScript/JavaScript, Python, OAuth, JSON, API debugging tools

Preferred skills

Technical account management, code review, mentorship, platform architecture expertise

Responsibilities

Serve as senior technical point of contact for partner API integrations, debug complex integration issues, conduct code reviews, diagnose and resolve API issues, build internal diagnostic tools, drive platform improvement via partner feedback, mentor junior team members

Seniority

Senior, hands-on IC