Talks & Publications on Abhishek Walia

From 'Where's My Money?' to 'Here's Your Bill': Demystifying Kafka Chargebacks and Showbacks

Wed, 29 Oct 2025 00:00:00 +0000

Presented at Confluent Current 2025 in New Orleans.

Cloud billing for Kafka is opaque by default. You get one invoice, shared across every team, with no clear way to tell who’s driving costs. This talk walks through how to go from that to transparent, identity-level cost attribution, covering the tooling, the data model, and the organizational patterns that make chargebacks and showbacks actually work.

Observability-First Kafka: Engineering Visibility at Scale

Thu, 05 Jun 2025 00:00:00 +0000

Presented at Conf42 Observability 2025.

Kafka doesn’t fail cleanly. It stalls, lags, and misfires beneath the surface. This talk cuts through the noise to show what signals actually matter, how to catch issues early, and how to make Kafka observable without drowning in metrics.

Batch Processing vs. Real-Time Stream Processing with Apache Flink

Tue, 18 Feb 2025 00:00:00 +0000

Featured on Confluent’s Life Is But A Stream podcast, February 2025.

The batch vs. streaming question comes up constantly with teams evaluating Kafka. This episode breaks down the architectural trade-offs, when each approach makes sense, and what the transition from batch to real-time actually looks like in practice.

Setting Data in Motion: The Definitive Guide to Adopting Confluent

Mon, 29 Nov 2021 00:00:00 +0000

Co-author and section reviewer.

A comprehensive adoption guide for technical executives, platform owners, and project managers evaluating or rolling out Confluent. Covers architecture patterns, operational considerations, and the organizational side of moving to event-driven platforms.

Monitor Kafka Clusters with Prometheus, Grafana, and Confluent

Mon, 29 Mar 2021 00:00:00 +0000

Published on the Confluent Blog, March 2021.

Self-managing a Kafka cluster means wiring up your own monitoring. This post walks through how to export JMX data from Confluent clusters into Prometheus and Grafana with minimal setup. It became the reference blog series for connecting Confluent ecosystems to Prometheus-based monitoring stacks.