Sr. Software Engineer I, Evaluation Services

What you'll do:

• Serve as senior technical point of contact for partners integrating with NinjaTrader APIs, providing expert guidance on authentication, endpoints, data models, and architectural best practices.
• Partner directly with external engineering teams to debug complex integration issues, conduct code reviews of their implementations, and accelerate time-to-production.
• Collaborate closely with Technical Account Managers to deliver a seamless partner experience, translating business requirements into technical solutions and providing real-time support during critical integration milestones.

What you'll need:

• 5+ years of software engineering experience, with deep hands-on expertise in API development, system integrations, and building or supporting partner-facing platforms.
• Proven track record of working alongside Technical Account Managers and cross-functional teams to deliver successful partner outcomes in a fast-paced environment.
• Strong proficiency with REST APIs, WebSockets, JSON, OAuth, and API debugging tools (Postman, curl, browser developer tools, network analyzers).

Compensation and benefits:

• Salary range $125,000.00 - $175,000.00 USD, plus annual target bonus of 12%.
• 401K plan with up to 3.5% company match, 18 days PTO per year, and seven paid holidays.
• Benefits include health, vision, dental coverage, life and disability insurance, and paid parental bonding leave.