Remote opportunity at
FlexSenior Staff Software Engineer, Partner Integrations
Flex is a financial technology company headquartered in New York City that builds a rent payment platform designed to help users budget their housing costs throughout…
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About This Role
Flex is a financial technology company headquartered in New York City that builds a rent payment platform designed to help users budget their housing costs throughout the month. The organization is seeking a Senior Staff Software Engineer to join its Partner Integrations team on a remote basis. In this role, you will guide the technical roadmap and develop tools, APIs, and SDKs that connect external partners to the platform for…
Job Description
Flex is a financial technology company headquartered in New York City that builds a rent payment platform designed to help users budget their housing costs throughout the month. The organization is seeking a Senior Staff Software Engineer to join its Partner Integrations team on a remote basis. In this role, you will guide the technical roadmap and develop tools, APIs, and SDKs that connect external partners to the platform for data sharing and payment processing.
You will collaborate cross-functionally with product, engineering, design, infrastructure, sales, and customer success departments to ensure architectural alignment with organizational objectives. While leading product delivery from conception to production, you will remain hands-on in writing code and building scalable systems. The ideal candidate takes full accountability for their work, communicates clearly, drives efficiency without sacrificing velocity, and adapts fluidly to shifting priorities.
Flex operates as an equal opportunity employer with a globally distributed workforce across multiple countries. Total compensation ranges from USD 204,000 to USD 300,000 per year, determined by geographic tiers and individual experience levels. Full-time United States employees receive benefits including medical, dental, and vision insurance, company equity, a 401(k) plan with employer match, parental leave, unlimited paid time off along with 13 paid holidays, and a complimentary Flex subscription.
Responsibilities
- Oversee the technical roadmap for the Partner Integrations team
- Standardize APIs, tools, and processes for external partner connections and data sharing
- Execute hands-on software development across Web experiences, SDKs, and APIs
- Collaborate with internal groups including engineering, product, design, infrastructure, sales, and customer success
- Drive coding and architectural quality and consistency without hindering delivery speed
Requirements
- At least 10 years of professional software engineering experience
- Minimum of 3 years in a hands-on technical leadership capacity
- Experience delivering multiple high-impact products from end to end on schedule
- Experience aligning technical and non-technical stakeholders on project scope and delivery expectations
- Experience building external partner integrations and managing stakeholder relationships
- Experience developing applications using AWS cloud infrastructure
- Familiarity with major payment rails and background working in the FinTech sector
- Experience working alongside sales stakeholders or developing products for sales professionals
Qualifications
- Bachelor degree or higher in Computer Science or a closely related academic discipline
Core Skills
Benefits
- Medical, dental, and vision insurance for full-time U.S. employees
- Company equity
- 401(k) plan with company match
- Unlimited paid time off plus 13 company paid holidays
- Parental leave
- Free Flex subscription
Frequently Asked Questions
Answers are based only on the employer’s listing; where it doesn’t say, neither do we.
Is this position remote?
Yes, this role is listed with a remote work status.
What is the salary range for this job?
The compensation ranges from USD 204,000 to USD 300,000 per year, with specific pay dependent on geographic tiers and candidate experience.
What experience is required for this role?
Candidates must have at least 10 years of software engineering experience, including a minimum of 3 years in a hands-on technical leadership role.
What benefits are offered to full-time U.S. employees?
Flex provides medical, dental, and vision plans, company equity, a 401(k) with match, parental leave, unlimited paid time off, 13 paid holidays, and a free Flex subscription.
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