Demo

Senior Full-Stack Engineer

mercury
San Francisco, CA Remote Full Time
POSTED ON 7/2/2026
AVAILABLE BEFORE 9/2/2026

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

The total rewards package at Mercury includes base salary, equity (stock options/RSUs), and benefits. Our salary and equity ranges are highly competitive within the SaaS and fintech industry and are updated regularly using the most reliable compensation survey data for our industry. New hire offers are made based on a candidate’s experience, expertise, geographic location, and internal pay equity relative to peers.

Our target new hire base salary ranges for this role are the following:

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

*Mercury is a fintech company, not an FDIC-insured bank. Banking services provided through Choice Financial Group and Column N.A., Members FDIC.

Mercury values diversity & belonging and is proud to be an Equal Employment Opportunity employer. All individuals seeking employment at Mercury are considered without regard to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, sexual orientation, or any other legally protected characteristic. We are committed to providing reasonable accommodations throughout the recruitment process for applicants with disabilities or special needs. If you need assistance, or an accommodation, please let your recruiter know once you are contacted about a role.

#LI-DNI

Salary : $166,600 - $208,300

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Full-Stack Engineer?

Sign up to receive alerts about other jobs on the Senior Full-Stack Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$85,996 - $102,718
Income Estimation: 
$111,859 - $131,446
Income Estimation: 
$110,457 - $133,106
Income Estimation: 
$105,809 - $128,724
Income Estimation: 
$122,763 - $145,698
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at mercury

  • mercury York, NY
  • Mercury is building a complete finance stack for startups. We work hard to create the easiest and safest banking* experience possible to simplify entrepren... more
  • 12 Days Ago

  • mercury San Francisco, CA
  • Mercury is building a complete finance stack for startups. We work hard to create the easiest and safest banking* experience possible to simplify entrepren... more
  • 12 Days Ago

  • mercury San Francisco, CA
  • We’re looking for a Customer Support Systems & Analytics Lead to own the data strategy and reporting function within the Customer Support organisation at M... more
  • 12 Days Ago

  • mercury San Francisco, CA
  • In 1954, architect Eero Saarinen designed a radically modern bank branch for Irwin Union in Columbus, Indiana. With glass walls, no private offices, and a ... more
  • 12 Days Ago


Not the job you're looking for? Here are some other Senior Full-Stack Engineer jobs in the San Francisco, CA area that may be a better fit.

  • ClassDojo San Francisco, CA
  • ClassDojo's goal is to give every child on Earth an education they love. We started by building a powerful network for communication. ClassDojo’s flagship ... more
  • 12 Days Ago

  • ohalogenetics South San Francisco, CA
  • Position Title: Senior Fullstack Engineer Location: San Francisco, CA Time Type: Full Time The Opportunity: Ohalo is seeking an experienced Senior Fullstac... more
  • 11 Days Ago

AI Assistant is available now!

Feel free to start your new journey!