Soaring high above the Gardon River, the Pont du Gard is a masterpiece of ancient Roman engineering, blending monumental scale with remarkable precision. Constructed in the 1st century CE, this aqueduct carried water over 30 miles to the Roman colony of Nemausus (modern-day Nîmes, France).

Built without mortar, the Pont du Gard relied on meticulously cut stones—some weighing up to six tons—fitted so precisely that the structure has endured for centuries. Its gentle gradient of 1 in 3,000 (0.03%) allowed water to flow steadily and efficiently across the vast distance, a testament to the Romans’ deep understanding of water management and infrastructure design.

Just as the Pont du Gard exemplifies ingenuity and precision, at Mercury, we draw inspiration from such timeless innovations. Our Card Fraud and Disputes team creates systems that are not only seamless and reliable but also built to last. For our customers, we provide effortless processes for submitting fraud and dispute claims. For our investigators, we develop tools that transform complexity into clarity and efficiency.

As a Senior Full-Stack Engineer on the Card Fraud and Disputes Team, you’ll play a key role as a technical leader and hands-on engineer in building seamless experiences: both for our customers and for empowering our internal Risk Operations team with robust and efficient tools. You’re a full-stack engineer with a strong sense of ownership who can bring the entire engineering team along with you as a leader, who thrives in a collaborative, cross-functional environment.

The skills we’re looking for are:

• Ownership: Independently take ownership of and drive projects, from initial ideation to deployment, both through owning the technical implementation, and breaking up the project and serving as a technical lead to multiple engineers.
• Full-Stack Development: Design, implement, and maintain backend APIs and front-end user interfaces, ensuring systems are both seamless and scalable.
• Technical Design and Documentation: Create and review technical design documents and API specifications, contributing to architectural decisions and system design.
• Cross-Team Collaboration: Work closely with product managers, designers, and risk operations stakeholders to deliver thoughtful and impactful solutions.

The Ideal Candidate for this Role:

• Has 5-7+ years of demonstrated full-stack experience working at the senior level or higher with a strong sense of ownership, and has demonstrated experience leading engineering teams to deliver projects from inception to completion.
• Is experienced with, or excited to learn, our frontend technologies including: React, TypeScript, and Redux.
• Is experienced with, or excited to learn, our backend technologies including: Haskell, Yesod, Persistent, and Postgresql.

The total rewards package at Mercury includes base salary, equity (stock options), and comprehensive benefits. Our salary and equity ranges are highly competitive within the SaaS and fintech industry and are updated regularly based on reliable compensation survey data. 

Our target new hire base salary ranges are:

- US employees (any location): $203,100 - $238,900 USD

- Canadian employees (any location): CAD 184,800 - 217,400

Offers are tailored based on experience, expertise, location, and internal pay equity. At Mercury, you’ll join a team that values innovation, collaboration, and solving complex challenges while shaping the future of fintech.

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.

We use Covey as part of our hiring and / or promotional process for jobs in NYC and certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on January 22, 2024. Please see the independent bias audit report covering our use of Covey here.

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