Senior Engineer, Fullstack - Growth

Primer · IT

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WorldwideFull TimePosted Sep 8, 2026

Source: Primer

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Worldwide

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Checked for remote eligibility. This role is open to applicants based in Hungary.

Category
IT
Employment type
Full Time
Experience level
Senior

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Original employer: PrimerSource ATS: PrimerJob status: Active

Primer is hiring a Senior Fullstack Engineer for their Growth team to lead frontend architecture for merchant onboarding, operating as a globally distributed remote-first team.

In this role, you will define the frontend technical direction for new self-serve onboarding products while collaborating with design and engineering teams. You will possess significant autonomy to shape development standards and mentor future team members within a high-growth fintech environment. The role requires a strong focus on frontend craft with the ability to contribute to Python-based backend services when necessary.

Why You’ll Love This Role

Worldwide remote-first culture
High autonomy environment
Focus on merchant onboarding and activation
Building unified global payments infrastructure
Senior-level growth team role

What You’ll Bring

Strong production experience architecting and building complex frontend applications
Proficient in frontend architecture and technical direction
Comfortable working in a Python backend codebase
Demonstrated experience mentoring junior engineers
Ability to partner closely with design teams for product delivery
Experience with growth, onboarding, or activation-focused product surfaces

What You’ll Get

Benefits not specified in the listing

About the Company

Primer is the unified infrastructure provider for global payments, enabling teams to manage complexity and improve performance. The company is backed by major investors like Accel, ICONIQ, and Tencent, and is building the core payments layer for top-tier enterprises.

Listing checked for remote eligibility · Posted Sep 8, 2026 · PrimerApply
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