Senior Backend Engineer

Tel Aviv💼 Full-time🗓 2026-07-23 → 2026-09-26

Core

Designing and building scalable backend systems for real-time payment processing, fraud prevention, and API integrations within a unified financial ecosystem.

Role type

Senior Backend Engineer (B2B Payments)

Builds

Scalable payment infrastructure, API integrations, and data synchronization systems for small businesses.

Domain

B2B Payments / Financial Services

Deliverable

production ML models | product features

Required skills

Microservices architecture, Cloud-based production environments, TypeScript, Node.js, AWS Serverless, Relational and document databases, SAM CLI, CloudFormation, API design, System design

Preferred skills

Passion for learning new technologies, Fast learner, Independent problem solver

Technologies

TypeScript, Node.js, AWS, SAM CLI, CloudFormation, Relational databases, Document databases

Responsibilities

Design and build scalable backend systems, Implement real-time payment processing and fraud prevention, Develop API integrations and data synchronization, Optimize user experience, Make architectural decisions, Deploy and maintain cloud infrastructure

Seniority

Senior, hands-on IC

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About Melio

Melio builds business-to-business (B2B) payment tools so small business owners can spend less time in the back office and more time on their craft. As the fastest-growing B2B payment platform in the US, Melio is working hard to find new and better ways to help small businesses succeed in the ways that work best for them. With offices in New York, Denver, and Tel Aviv, and a vibrant work culture, Melio is expanding every single day. We are a diverse group of people who love what we do and do what we love. If you are a driven and passionate team player, you will fit right in.