Senior Backend Software Engineer (Fintech)

TL;DR

Senior Backend Software Engineer (Fintech): Building and scaling the payment system for a universal platform with an accent on secure, high-performance architecture using Node.js and TypeScript. Focus on leading technical direction, mentoring teammates, and driving product strategy within a fast-moving, Sequoia-backed startup.

Location: Must be based in New York City

Salary: $150,000 – $165,000 base

Company

A fast-growing, Sequoia-backed startup building a universal payment layer to unify fiat and cryptocurrency transactions.

What you will do

• Develop and scale payment systems with a focus on security, reliability, and performance.
• Utilize Node.js and TypeScript to build serverless infrastructure.
• Collaborate with cross-functional product and design teams to influence technical direction.
• Mentor engineering teammates and help shape company engineering culture.
• Communicate effectively with stakeholders to ensure alignment on product goals.

Requirements

• 5+ years of professional software engineering experience, preferably in fintech or high-paced startups.
• Strong proficiency in Node.js and TypeScript.
• Experience with building scalable systems and serverless infrastructure.
• Must be authorized to work in the US; visa sponsorship is not available.
• Product-focused mindset and proven track record of delivering complex systems.

Nice to have

• Background in cryptocurrency or blockchain development.
• Experience in fast-paced startup environments.

Culture & Benefits

• Competitive base salary, performance-based bonus, and meaningful equity package.
• Comprehensive benefits including annual medical allowance, productivity budget, and wellness subsidy.
• 21 days of Paid Time Off (PTO).
• Annual team retreat trips.
• Fast-paced startup environment with continuous learning and direct impact opportunities.