Senior Back End Developer

3 days ago

Herzliya, Tel Aviv, Israel Goldjobs מבינים באנשים Full time ₪80,000 - ₪120,000 per year

We're looking for a
Senior Backend Developer
who thrives in dynamic, high-scale environments and wants to shape the core of a product that millions engage with in real time.

What You'll Be Doing

  • Architect and develop scalable, high-performance backend systems with real-time demands.
  • Own core microservices, APIs, & data infrastructure that power live sports events & odds engines.
  • Work closely with product managers, analysts, and engineers to understand the why—not just the what—behind each feature.
  • Bring PRDs to life by challenging assumptions, identifying edge cases, and better solutions.
  • Integrate with internal tools and external providers—from payment gateways to data feeds and partner APIs.
  • Set the bar for code quality and reliability through testing, automation, and clean design.
  • Troubleshoot live issues in real-time systems and ensure uptime during high-traffic events like playoffs and major tournaments.

What You Bring

  • 5+ years of experience building robust, backend applications in production environments.
  • Deep knowledge of message brokers (Kafka, RabbitMQ, or similar) event-driven architectures.
  • Strong grasp of relational databases (PostgreSQL, MySQL) and practical data modeling.
  • A self-starter mentality with a passion for quality and ownership—from idea to production.
  • comfortable leveraging
    AI coding tools
    to boost productivity, explore solutions faster, and enhance code quality without compromising craftsmanship.

Bonus Points

  • Strong proficiency in
    Kotlin
    ,
    Java
    , or
    C#
    —especially around performance optimization and async design patterns.
  • Experience with
    Redis
    (for caching, pub/sub, and distributed locks).
  • Cloud-native experience with
    AWS
    (ECS, Lambda, RDS, etc.).
  • A background in high-scale systems handling
    millions of requests/day
    in
    low-latency
    environments.

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