Senior Staff Software Engineer, Partner Integrations (Fully Remote)

Flex; United States; Remote; USD 180,000 - 240,000; Full time

Job summary

Flex is seeking a Senior Staff Software Engineer to lead the technical roadmap for Partner Integrations across APIs, SDKs, and web. You will own end-to-end delivery from design through production, taking full accountability for high-impact initiatives.

The role demands a doer mentality, collaboration, and the ability to adapt when priorities shift, with 10+ years in software engineering and 3+ years in technical leadership. Based in the US, the team values ownership and measurable results.

Qualifications

• Bachelor's degree in CS or related field required.
• 10+ years of software engineering experience required.
• At least 3 years of technical leadership experience.
• Experience building partner integrations on AWS is required.

Responsibilities

• Lead the technical roadmap for Partner Integrations across APIs, SDKs, and web.
• Drive production-quality software from design through deployment.
• Collaborate across teams to pressure-test ideas and adapt to changing priorities.

Skills

Software Engineering

Partner Integrations

AWS

Technical Leadership

Education

Bachelor's degree in CS or related field

Tools

AWS

APIs

SDKs

Web Platforms

Job description

• Flex makes paying rent work like real life, smoothing cash flow and helping renters build credit.
• As Senior Staff Software Engineer, you'll lead the technical roadmap for Partner Integrations across APIs, SDKs, and web.

Who You Are:

• A doer who gets things done efficiently and takes full accountability from design through production.
• Collaborative and humble, you bring people together to pressure-test ideas and adapt when priorities shift.

Qualifications:

• Bachelor's degree in CS or related field and 10+ years of software engineering experience.
• At least 3 years of technical leadership and experience building partner integrations on AWS.

Flex

Flex is a growth-stage FinTech company building the payment layer for essential bills, helping households manage and pay bills. Headquartered in NYC, they have employees across the US, Australia, Canada, and South America and an inclusive, collaborative culture.