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Senior Full stack- Backend Oriented

Balance

Balance

Software Engineering
Tel Aviv-Yafo, Israel
Posted on Dec 11, 2025

Senior Full stack- Backend Oriented

  • Engineering
  • Tel Aviv
  • Senior
  • Full-time

Description

As a Senior Full Stack Engineer in our Payments Team, you'll design, develop, and maintain mission-critical payment processing solutions. You'll work closely with cross-functional teams to deliver reliable, scalable payment systems that power our core business.

Responsibilities

  • Own the full development lifecycle from architecture to deployment, with emphasis on backend systems
  • Design and implement high-performance RESTful APIs for internal and external integrations
  • Optimize backend infrastructure for low latency, high availability, and reliability
  • Provide technical mentorship to developers and contribute to code reviews
  • Work with product managers and stakeholders to deliver features in an Agile environment
  • Identify and resolve performance bottlenecks and bugs in production systems
  • Drive technical strategy and architectural decisions

Requirements

  • 5+ years of server-side development experience (Node.js strongly preferred)
  • Experience in front-end development (React or similar)
  • Strong expertise in distributed systems and microservices architecture
  • Experience with production-scale databases (PostgreSQL, MongoDB) including optimization and performance tuning
  • Proficiency with AWS cloud services (Serverless/Kubernetes/Docker)
  • Solid understanding of RESTful API design and service architecture
  • Experience with CI/CD workflows and Agile methodologies
  • Proven ability to collaborate across teams and communicate technical solutions effectively

Advantages:

  • Experience building Gen AI products and agentic workflows
  • Bachelor's degree in Computer Science or related field