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VideoSep 30, 202535 mins

Next-Gen Data Infra: Building Resilient, Scalable Architecture with Apache Pulsar at Blueshift

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Session Overview

Learn how Blueshift built a resilient, multi-tenant, SLA-driven architecture with Apache Pulsar. Discover async design, topic isolation, and scaling patterns for next-gen data infrastructure.

In a world where always-on engagement is the norm, availability alone isn’t enough — systems must stay resilient under failure, scale across thousands of tenants, and meet distinct SLAs for every data stream.

At Blueshift, the team rebuilt their data backbone around Apache Pulsar, transforming fragile, tightly coupled pipelines into a resilient, scalable messaging fabric that powers multi-tenant, real-time engagement at a global scale.

In this talk, discover how Blueshift:

  1. Eliminated cascading failures by replacing synchronous RPC chains with fully asynchronous Pulsar-based messaging.
  2. Isolated tenants and workloads using thousands of lightweight Pulsar topics, ensuring gold-tier SLAs for critical updates while separating low-priority traffic.
  3. Streamlined archival with a low-cost, high-throughput pipeline that handles massive data volumes effortlessly.
  4. Scaled horizontally on demand, adding client-specific capacity during high-traffic periods without downtime.
  5. Simplified data architecture with multi-subscription fan-out — a single durable topic feeding multiple downstream services without duplication.

💡 Key Learnings:

  • Async Communication Excellence: How Pulsar’s asynchronous model reduced latency and decoupled services.
  • SLA-Driven Topic Design: Designing topic hierarchies that enforce QoS guarantees efficiently.
  • Multi-Tenant Resilience: Managing quotas, throttling, and isolation for predictable performance.
  • Archival at Scale: Building efficient streaming-to-storage pipelines.
  • Operational Lessons: Real-world tips for monitoring, capacity planning, and troubleshooting Pulsar in production.

If you’re an architect, data engineer, or platform lead building resilient and scalable data infrastructure, this session delivers concrete architectural patterns and hard-won lessons from Pulsar in production at enterprise scale.

About Speaker

Meraj Bhawani

Meraj Bhawani Meraj Bhawani leads the Platform Engineering team at Blueshift, where he oversees the distributed systems, databases, and streaming infrastructure behind the company’s AI-driven customer engagement platform. With deep expertise in data streaming, cloud-native architectures, and large-scale system reliability, he has led multiple enterprise SaaS products from inception to full-scale operation, delivering measurable business impact.