Senior Back-end Engineer

תל אביב
משרה קבועה
משרה מלאה

לפני 8 ימים

We're looking for a Senior Back-end Engineer to join our Payments Infrastructure team.This team builds the core systems that power payments, billing, tax, fraud detection, and financial reporting across all Elementor products.As a senior member of the team, you'll design and develop scalable, secure, and resilient backend systems that support millions of transactions and users worldwide. You'll help define and implement APIs, services, and architecture that other product teams rely on, with a strong focus on reliability, extensibility, and compliance.If you're passionate about backend architecture, financial systems, and building high-scale infrastructure, this is the role for you.Challenges:

Build brand-new infrastructure from scratch
Own and leave your mark on our newest systems.
Design and implement high-quality components that enable an outstanding product and user experience.
Learn quickly and integrate new technologies across multiple products as needed.

Responsibilities:

Design and implement back-end services that support the full payment lifecycle: authorization, capture, refunds, and reconciliation
Integrate with multiple payment providers (e.g. Stripe, PayPal, local APMs) and financial services (e.g. tax engines, fraud detection tools)
Own critical infrastructure components such as ledgers, transaction logs, wallet management, and settlement workflows
Build internal APIs used by other product teams for monetization, checkout, and reporting
Focus on security, compliance (e.g. PCI, GDPR), and observability
Collaborate cross-functionally with Product, Finance, Legal, and other engineering teams
Mentor engineers and contribute to a culture of technical excellence

Requirements:

5+ years of experience as a back-end engineer building production systems
Strong hands-on experience with Node.js (NestJS - a strong advantage)
Proven experience designing and maintaining distributed systems or microservices architectures
Solid understanding of event-driven architectures and asynchronous processing
Deep knowledge of API design, performance optimization, and security best practices
Experience working with relational and NoSQL databases (e.g. PostgreSQL, Redis)
Experience with CI/CD and cloud-native environments (e.g. Docker, Kubernetes, GCP)
Strong testing discipline, including unit, integration, and E2E tests
Strong English communication skills

Nice to Have:

Experience with payment systems, financial flows compliance-sensitive domains.
familiarity with tax engines (e.g. Avalara), 3DS, or fraud prevention tools

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