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Mercury

Senior Backend Engineer with Haskell

Mercury

The fintech more than 200K ambitious companies trust with their finances.

Since aviation began, pilots—like sailors navigating resistance in water—have always contended with air resistance. One small yet brilliant innovation that eases this challenge is the trim tab. Much like the wheel reshaped land travel, the trim tab streamlines flight control, making it smoother and less taxing. It represents the power of elegant, minimalistic engineering—transforming complexity into graceful control.

About Mercury

At Mercury, we’re rethinking banking* for startups—building tools that not only meet needs but anticipate them. Our team is deeply committed to creating an exceptional, intuitive experience for fast-moving, tech-savvy founders.

We’re growing our product engineering team and looking for Senior Backend Engineers who are pragmatic, product-oriented, and excited about crafting lovable solutions that replace outdated, painful industry tools.

What You’ll Do

As a Senior Backend Engineer at Mercury, you will:

  • Own your work from start to finish—taking initiative and shaping key parts of Mercury’s future.

  • Thrive in autonomy—you’ll work in small, agile teams with a “startup within a startup” energy.

  • Collaborate across disciplines—partner with designers and product managers to deliver exceptional user experiences.

  • Join a strong product group such as Banking, Risk, Expansion, or Experiences—contributing to Mercury’s most impactful features.

What We’re Looking For

Ideal candidates will have:

  • 3–7 years of backend development experience.

  • SQL proficiency and interest in, or experience with, Haskell.

  • A strong user perspective—able to empathize with and build for real customer needs.

  • Experience making architectural decisions, with an understanding of long-term tradeoffs.

  • Strong communication and collaboration skills across technical and non-technical teams.

Interested? Try our public demo to get a feel for the product.

Compensation & Benefits

Our total rewards include competitive salary, equity, and comprehensive benefits. We base compensation on experience, expertise, location, and internal equity.

Base salary ranges:

  • US: $166,600 – $208,300

  • Canada: CAD 157,400 – 196,800

About Our Culture

Mercury is a financial technology company—not a bank. Banking services are offered by Choice Financial Group, Column N.A., and Evolve Bank & Trust, Members FDIC.

We’re proud to be an equal opportunity employer and foster a culture of inclusion and belonging. We consider all applicants regardless of race, gender, age, disability, veteran status, or background. Accommodations are available throughout the recruitment process—just let us know your needs.

We use Covey as part of our hiring process in NYC.

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