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Sr. Software Developer (Ruby)

FINSYNC
United Statesfull_timeVerifiedPosted 12 Jan 2026

About the role

FINSYNC helps entrepreneurs and small business owners simplify operations and secure affordable funding through one connected platform. Powered by Fynn, your AI Assistant, FINSYNC brings banking, payments, cash flow, payroll, and accounting together and connects business owners with a nationwide collaborative network of relationship bankers and more than 1,500 financial partners. As operations improve, the FINSYNC Score unlocks better funding and stronger relationships automatically. That’s the power of FINSYNC, everything and everyone connected and working in sync to grow stronger together.

Position Overview:

As a Senior Software Engineer on the Integrations team, you will have the opportunity to work with cutting-edge technologies, collaborate with cross-functional teams, and drive innovation within the FinTech ecosystem. Your expertise in Rails and experience in the financial technology domain will be instrumental in shaping the future of our FINSYNC platform.

Key Responsibilities:

  • Write high-quality, maintainable, reusable code

  • Collaborate with and demonstrate features developed to stakeholders in an Agile(ish) environment

  • Resolve complex reporting and accounting issues with other members of the team

  • Share learnings and code assets developed with the team

  • Evangelize best practices and contribute positively during collaborative tasks

  • Collaborate with the Product Owner and QA team to provide the best solution possible in the time given

Qualifications:

  • 5 years experience working with Rails (or demonstrable knowledge)

  • Experience working in large code bases

  • Ability to work independently and reach out when required

  • Help Stakeholders understand the design decisions and trade-offs during the initial phases of development

  • Examples of varied experience, as opposed to repeating tasks

Preferred Qualifications:

  • Experience with ReactJS

  • Experience working with Aggregators and APIs like Plaid/Finicity/Merge.dev

  • Experience in Fintech, specifically Accounting and/or Underwriting

Why FINSYNC:

FINSYNC offers an exciting and innovative work environment where you can make a significant impact on the success of individuals and communities. We provide a competitive salary, a path to earning equity-based compensation, benefits package, and opportunities for career growth in a collaborative and dynamic team environment. Join us and be part of a company that is shaping the future of financial technology.

FINSYNC is transforming local communities into thriving entrepreneur ecosystems and a better, brighter place for everyone.

We cultivate a culture of:

  • Teamwork (like a pro sports team) without ego

  • Constructive communication so we can build transparency and trust

  • Metrics that matter personally, professionally, and financially

  • High performance merits high compensation

  • Self-motivation and self-discipline merits flat organization

  • Time management and work-life-harmony

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Company

FINSYNC

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