Senior Backend Engineer - FinTech Platform, Equity & Unlimited PTO

Sunbound; New York, San Francisco (NY, CA); On-site; USD 180,000 - 230,000; Full time

Benefits offered by this job

Competitive salary with equity

Health insurance 90% covered

Fully paid parental leave

Unlimited PTO

AI-native environment

Job summary

Sunbound is seeking a Senior Backend Software Engineer to join early in our growth phase, collaborating closely with the CTO to shape the product and culture. This on-site role emphasizes architecture, scalable backend design, and cross-functional impact in a fintech-focused environment.

You will define solutions, own projects, and push for tooling improvements while delivering a world-class platform that supports a growing network of senior living operators.

Qualifications

• BA/BS or higher in CS or related field.
• 6–12 years of software development experience.
• Experience at fintech is a plus.
• Strong backend development proficiency.
• Experience building software solutions for complex business processes.
• Excellent written and verbal communication with non-technical stakeholders.
• Candidates based in New York or San Francisco; on-site 3 days/week.

Responsibilities

• Make architectural and engineering design decisions.
• Collaborate cross-functionally on product ideation and direction.
• Define solutions and own related projects.
• Propose, demonstrate, and implement improvements to our tooling stack.
• Help build an amazing, world-class product.

Skills

Backend development

Node.js

Rails

Flask

Express

Clear communication

Education

Bachelor's degree in Computer Science or related field

Tools

Express

Node.js

Rails

Flask

Job description

Sunbound is seeking a Senior Backend Software Engineer to join early in our growth phase, collaborating closely with the CTO to shape the product and culture. This on-site role emphasizes architecture, scalable backend design, and cross-functional impact in a fintech-focused environment.

You will define solutions, own projects, and push for tooling improvements while delivering a world-class platform that supports a growing network of senior living operators.