Call for submissions: Platform Engineering Meet-ups
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Call for submissions: Platform Engineering Meet-ups

Share your journey of building platforms that power engineering teams

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Saurabh Jain

@jainsaurabh

Bringing Order to Distributed Chaos: A Functional Architecture for Multi-Tenant Task Execution

Submitted Oct 18, 2025

Session type: Talk (30 mins)

Session Description

Elastic compute environments promise flexibility, but achieving determinism and observability at scale is far from trivial. Workloads often involve shared datasets, unpredictable runtimes, and heterogeneous client configurations — all of which challenge traditional scheduling and orchestration paradigms.

This session explores the design of a Gateway Service built to manage such complexity: a system that dynamically groups tasks by data affinity, prioritizes based on historical runtime behavior, and enables graceful recovery from mid-execution failures — all while maintaining multi-tenant isolation and real-time visibility.

The gateway combines structured state tracking in Redis, event streaming through Kafka, and a modular, stage-based pipeline to coordinate computation across distributed workers. Each stage exposes a consistent functional interface, enabling plug-and-play customization for different client contracts.

A declarative configuration layer and clean architectural principles ensure reproducibility, transparency, and fault tolerance. Attendees will gain an inside look at how adherence to functional programming and contract-driven design can simplify complex distributed systems without sacrificing performance or control.

Key Takeaways

  • Learn design patterns for building fault-tolerant, introspectable execution gateways that balance elasticity and determinism in distributed environments.
  • Understand how functional composition, declarative configuration, and structured state tracking can make large-scale systems easier to reason about and recover.

Target Audience

This session will benefit:

  • Backend and Distributed Systems Engineers designing scalable compute or data-processing platforms.
  • Platform Engineers and SREs interested in fault-tolerant orchestration, real-time observability, and recovery.
  • Architects and Tech Leads exploring clean, functional design principles in large Python-based systems.

Speaker Bio

Saurabh Jain is an engineering manager, a systems architect and a platform engineer specializing in large-scale, distributed computation platforms for financial and analytics workloads. He is passionate about bridging high-level business logic with low-level systems design, ensuring that complex infrastructures remain both transparent and evolvable.

Oh, and he firmly believes that the correct phrase is “mechanical empathy” :)

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