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Senior Backend Engineer (.NET)

Hungary🌐 Remote💼 Full-time🗓 2026-09-08 → 2026-09-26

Core

Evolve and modernize commerce and payment platforms powering LastPass subscriptions, delivering reliable payment integrations and regional support.

Role type

Senior Backend Engineer (.NET)

Builds

Commerce and payment services, subscription billing systems, and payment gateway integrations for LastPass customers.

Domain

SaaS, E-commerce, Payments, Identity Security

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

C#, .NET Core, REST API design, relational databases, Entity Framework Core, OOP, Docker, microservice architecture, web security

Preferred skills

Architecture design (ADR/RFC), commerce systems, payment providers, Zuora, AWS, Angular

Responsibilities

Design and implement scalable .NET services and REST APIs; Deliver payment gateway integrations and regional payment method support; Collaborate with cross-functional teams on feature delivery; Advocate for non-functional requirements and cost-effective solutions; Engage in technical decision-making and influence architectural direction; Coach and mentor engineers at various levels.

Seniority

Senior, hands-on IC with mentorship responsibilities

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