Staff Backend Engineer: FinOps & Payments Architect

Moxie; Any-Martin-Rieux; Remote; EUR 87,000 - 152,000; Full time

Benefits offered by this job

Fully remote role

Competitive compensation

Job summary

Moxie is hiring a Staff Product Engineer (Backend) to lead high-impact FinOps projects, own architectural decisions, and raise backend reliability and scalability. You will set engineering standards, ship cross-functional initiatives, and provide technical leadership across the company.

You will collaborate with Product, Design, and Engineering peers on payments systems and integrations with Stripe, LayerFi, and Cherry, shaping the middleware and GraphQL schemas that power critical financial

Qualifications

• 8-12 years of backend engineering experience, including senior/staff leadership
• Experience with financial/payments or transaction systems
• Strong design judgment across middleware and APIs
• Proven track record in setting engineering standards and SDLC practices
• Ability to work cross-functionally with product, design, and engineering teams
• Experience leveraging AI tooling to enhance software delivery

Responsibilities

• Own and drive major backend initiatives from design to production
• Lead architectural decisions across teams and set technical direction
• Deliver targeted backend reliability, performance, and developer experience improvements
• Own org-wide engineering initiatives (unit tests, code reviews, documentation) within quarters

Skills

Backend engineering leadership

Payments systems

API design & architecture

Cross-functional collaboration

AI tooling fluency

Technical proposal & review

Ownership of standards

Tools

GraphQL

Middleware

APIs

AI tooling (Ghosty, Herdr, Pi)

Job description

Moxie is hiring a Staff Product Engineer (Backend) to lead high-impact FinOps projects, own architectural decisions, and raise backend reliability and scalability. You will set engineering standards, ship cross-functional initiatives, and provide technical leadership across the company.

You will collaborate with Product, Design, and Engineering peers on payments systems and integrations with Stripe, LayerFi, and Cherry, shaping the middleware and GraphQL schemas that power critical financial