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Senior Full-Stack Engineer

Join Mercury as a Senior Full-Stack Engineer to create lovable banking experiences for startups in a close-knit, autonomous team.

Location
San Francisco, CA, New York, NY, Portland, OR, or Remote within Canada or United States
Compensation
$166.6k–$208.3k/yr
Level
senior
Type
full time

Posted by employer 3 months ago

First seen on Joblaze 3 months ago

Last verified on the company career page 20 hours ago

Skills & Technologies

AI in the day-to-day

Actively incorporates AI tools into their workflow and is excited about leveraging them to amplify their impact.

Requirements

Experience
3–7 years

Not disclosed in this posting: work arrangement, visa sponsorship.

Benefits

Equity/Stock Options

Joblaze summary

In this role, the Senior Full-Stack Engineer at Mercury will take on significant product ownership, collaborating closely with designers and product leaders to develop innovative banking solutions. The position requires 3-7 years of full-stack experience, with a focus on technologies like Haskell, React, TypeScript, and Redux, while also leveraging AI tools to enhance productivity. This opportunity is ideal for engineers who thrive in a dynamic, startup-like environment and are passionate about creating user-centric products. Mercury's engineering team emphasizes a culture of autonomy and collaboration, aiming to redefine the fintech landscape.

Joblaze insights

  • Listed about 3 months ago — first seen on Joblaze July 2, 2026. Last confirmed on Mercury's careers page October 8, 2026.
  • Salary band is in line with the typical range for Fullstack roles (median ~$165,000).
  • Starts above 49% of 106 comparable senior fullstack roles in United States that list React we track (median $168,000 across 51 companies). See React salary trends
  • React appears in 68.6% of 239 comparable senior fullstack roles in United States; Redux appears in 1.7% of 239 comparable senior fullstack roles in United States.

Quick facts

What's the salary range?
Mercury lists $166,600–$208,300 for this role.
How much experience is required?
3–7 years of relevant experience for this Senior Full-Stack Engineer role.
What's the tech stack?
Joblaze extracted these technologies from the posting: Haskell, React, Redux, TypeScript.
What seniority level is this role?
Mercury targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Senior Full-Stack Engineer role at Mercury.

From the original posting

Since the dawn of aviation, pilots have faced the constant challenge of air resistance, much like sailors navigating the friction of water. Amidst this relentless struggle, the trim tab emerges as an ingenious yet understated marvel. Just as the wheel revolutionized transportation by easing movement over land, the trim tab simplifies flight, allowing for smoother navigation through the skies. It embodies the elegance of simplicity in engineering, transforming the demanding task of controlling an aircraft into a more graceful and manageable endeavor.

At Mercury, we are committed to crafting an exceptional banking* experience for startups. Our team is passionately focused on ensuring our product not only meets but anticipates the needs of our customers.

Our product engineering group is growing and we’re looking to hire senior full-stack engineers. We’re a team of pragmatic, product-minded engineers motivated by the desire to create lovable products that rescue our customers from frustrating, expensive legacy industry tools.

As part of this role, you will:

  • Feel a strong sense of product ownership and actively seek responsibility – we often self-organize on small/medium projects, and we want someone excited to help shape and build Mercury’s future.
  • Work in an autonomous environment on a close-knit team, with a “startup within a startup” feel.
  • Partner closely with designers and product leaders to ship lovable experiences. We want to transcend the status quo for banking and fintech software, and many of our customers are startups and appreciate our slick, magical designs.
  • Join a team of experienced product engineers within one of our Mercury product groups such as Banking, Experiences, Expansion, or Risk.

The ideal candidate for the role:

  • Has 3-7 years of full-stack development experience, with knowledge of or excitement to learn Haskell, React, TypeScript, and Redux.
  • Empathizes with users and can channel their perspective to build lovable products.
  • Can balance tradeoffs and find creative solutions to accomplish goals.
  • Actively incorporates AI tools into their workflow and is excited about leveraging them to amplify their impact — whether that's accelerating development, improving code quality, or finding creative solutions to hard problems.
  • Communicates and collaborates effectively with peers and cross-functional counterparts.

If this role interests you, we invite you to explore our public demo at demo.mercury.com.

#LI-DNI

Total Rewards
The total rewards package at Mercury includes base salary, equity (stock options/RSUs), and benefits.

US employees (any location):
$166,600—$208,300 USD
Canadian employees (any location):
$157,400—$196,800 CAD

Standard company text repeated across Mercury's postings is omitted here.

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