Backend Tech Lead

At ONE ZERO, Israel’s first fully digital bank, we’re building the technology that powers a new era of intuitive, transparent, people-first banking. As our platform grows and our services expand, we’re looking for a Backend Tech Lead to join our Infrastructure team, where we focus on building robust tools, libraries, and integrations that support cross-team services and enable engineering excellence at scale.

This role is ideal for someone who enjoys solving deep technical challenges, working with modern infrastructure, and driving platform-wide impact

Requirements:

7+ years of experience in server-side or infrastructure development
Expertise in building backend services with Spring Boot (Kotlin/Java) and build tools like Maven or Gradle – must
Experience with Kafka, Docker, Kubernetes, and microservices architecture
Solid experience with AWS services and cloud-native architecture
Familiarity with Snowflake or similar data platforms and data pipelines – strong advantage
Experience with Python – an advantage
Understanding of CI/CD pipelines and infrastructure-as-code practices

Your Day-to-Day:

Design, develop, and maintain internal tools and shared libraries used across multiple engineering teams
Build and support integrations with core infrastructure systems such as Kafka, AWS, K8s and Snowflake
Develop scalable, reliable, and reusable infrastructure components in a distributed, cloud-native environment
Collaborate with engineers across teams to understand their needs and deliver high-impact solutions
Take ownership of technical initiatives from design through production, including testing and deployment
Tackle diverse technical tasks that support the stability, performance, and scalability of our platform
Collaborate closely with DevOps to streamline development workflows, enhance deployment efficiency, and ensure operational excellence across teams