title	conference	date
AI's impact on programming jobs and developer skills	JCON EUROPE 2026	2026-04-20
Claim: AI reshapes some programming roles but not others, and the useful boundary is a fuzzy-logic vs deterministic split — LLMs are non-deterministic… Talk on
Demystifying AI Agents	JCON EUROPE 2026	2026-04-20
Claims that AI agents extend LLMs via tool-calling and add memory, planning, reasoning; demonstrates Java examples using langraph4j state graph to model nodes… Talk on
Event-Driven & Multi-Agent Architectures for Gen AI Workflows	AI By the Bay 2025	2025-11-17
Argues that combining event sourcing + CQRS with multi‑agent orchestration turns one‑shot LLM calls into reproducible, scalable workflows; demonstrates using… Talk on
Building a Coud Native Data Pipeline for Your Real-Time ML & AI Apps	Data on Kubernetes Day NA 2025	2025-11-10
Practical blueprint for a cloud‑native real‑time ML pipeline: use Apache Pulsar for low‑latency ingestion and CDC feeds, stream into a streaming SQL engine… Talk on
Harnessing Event-Driven and Multi-Agent Architectures for Complex Workflows in Gen...	Open Source Summit North America 2025	2025-06-23
Proposes combining event-driven streaming (Apache Kafka, Pulsar, brokers) with multi-agent orchestration (Autogen, CrewAI, Strands) and RAG backed by vector… Talk on
Build ChatGPT RAG Data Pipeline with RisingWave Stream Processor & Vector Store	JCON EUROPE 2025	2025-05-12
Builds a real-time RAG pipeline that wires Kafka -> RisingWave stream processor -> Postgres with PGVector, using OpenAI embeddings and PgVector embeddings… Talk on
Optimizing Complex Workflows with Event - Driven - Multi Agentic Approach	Great International Developer Summit 2025	2025-04-22
Claims an event-driven, multi-agent pipeline that pairs Kafka/Pulsar-style streams with vector stores and LLMs to scale RAG and complex workflows; shows code… Talk on
Demystifying GenAI: Build a ChatGPT App with Vector Store	Great International Developer Summit 2025	2025-04-22
Hands-on roadmap for building a ChatGPT-style app using real tools and patterns: PgVector as a Postgres vector store, embeddings + semantic search, and… Talk on
Optimizing Complex Workflows with Event-Driven Multi-Agentic Approach	Jfokus 2025	2025-02-03
Claims an architecture that wires event streaming + RAG pipeline to multiple specialised agents and demonstrates concrete integrations: Kafka-style topics for… Talk on
Build a ChatGPT RAG Data Pipeline	AppDeveloperCon NA 2024	2024-11-12
Builds a real‑time RAG pipeline that reads a simulated X/Twitter stream via Kafka message broker, processes and aggregates tweets with RisingWave stream… Talk on
Event Streaming for Multi-Agentic Generative AI Workflows	GOTO Chicago 2024	2024-10-21
Argues that event streaming can coordinate multi-agent generative workflows by piping real-time inputs through a streaming layer (example: capture tagged… Talk on
Enter the Brave New World of GenAI with Vector Search	JNation 2024	2024-06-04
45-minute primer that explains why GenAI needs vector embeddings for similarity search, shows the RAG (retrieval-augmented generation) pattern combining a… Talk on
Mary Grygleski at JNation 2024	JNation 2024	2024-06-04
Overview of a practical path to add generative AI into Java systems with concrete code and demos rather than high-level hype. Covers using LangChain4J to call… Talk on
Integrating Emerging Technologies in DevOps for Organizational Transformation	DevDays Europe 2024	2024-05-20
Panel claims that continuous pretraining is prohibitively expensive and that most organizations will consume licensed models and use RAG over bespoke training… Panel on
Enter the Brave New World of GenAI with Vector Search	DevDays Europe 2024	2024-05-20
Overview of claims tools and proof: explains why generative AI still needs engineering work, shows GPT timelines (GPT‑3.5 Nov 2022, GPT models cutoff 2021) and… Talk on
AI and the Future of Software Development	DevDays Europe 2024	2024-05-20
Panel claims developers already use co-pilots and ChatGPT to generate code while teams deploy static and runtime analysis models to flag SQL injection and API… Panel on
Enter the Brave New World of GenAI with Vector Search	JCON EUROPE 2024	2024-05-13
A concise primer that maps generative AI to concrete engineering: explains RAG as a two-part system (a retrieval index plus a generative LLM), shows embeddings… Talk on
Event Driven AI: Supercharging ChatGPT with RAG & LangStream	Great International Developer Summit 2024	2024-04-23
Argues that combining RAG with event streaming lets ChatGPT-style models answer from live data by wiring retrieval and generation into pipelines. Uses… Talk on
Build a ChatGPT RAG Data Pipeline	Great International Developer Summit 2024	2024-04-23
A working RAG pipeline is built that ingests a simulated X Twitter feed via Kafka into RisingWave, computes a RisingWave materialized view to extract the top 3… Talk on
Enter the Brave New World of GenAI with Vector Search	Microsoft JDConf 2024	2024-03-27
Overview of generative AI plus practical vector search fundamentals: explains that text and multimedia become numeric vector embeddings stored as arrays of… Talk on
Enter the Brave New World of GenAI with Vector Search	AI.dev: Open Source GenAI & ML Summit North America 2023	2023-12-12
Overview of how vector search plugs into GenAI workflows with concrete tooling and a short live demo. Shows Astra (DataStax) managed Cassandra offering with a… Talk on
Building a ChatGPT Data Pipeline with RisingWave Stream Processor and Cassandra Vector Search	Cassandra Summit 2023	2023-12-12
Shows a working pipeline that ingests Kafka Twitter feeds into RisingWave stream processor, runs SQL transforms and incremental materialized views, chunks text… Talk on
Art of Streaming! Releasing Your Creativity with Apache Pulsar & Kafka	JCON WORLD ONLINE 2023	2023-11-20
Compares Apache Pulsar and Kafka by showing what each actually does: Pulsar stores logs in Apache BookKeeper, offers built‑in multi‑tenancy, geo‑replication… Talk on
Boost LLMs with Event Streaming and Retrieval Augmented Generation	Scale By the Bay 2023	2023-11-13
Claim: Retrieval-Augmented Generation (RAG) cuts hallucinations and is far cheaper than re‑training foundation models while letting LLMs use up‑to‑date data… Talk on
PANEL - Streaming.	Scale By the Bay 2023	2023-11-13
Panel surveys production streaming: why it matters, how teams trade latency, cost and correctness, and which tools actually ship. Examples include using a… Panel on
Enter the Brave New World of GenAI with Vector Search	XtremeJ 2023	2023-11-07
Generative AI pairs large language models with purpose-built vector databases that store embeddings as arrays of floats (e.g. 1536 dimensions) and use… Talk on
Event Streaming and its Potential for the GenAI World	JDD 2023	2023-10-24
Introduces LangStream as an open‑source, low‑code event‑streaming library that connects Kafka/Pulsar sources to LLMs (OpenAI, Vertex AI, Hugging Face) and… Talk on
Enter The Brave New World of GenAI with Vector Search	Devoxx Ukraine 2023: AI – Friend or Foe?	2023-09-22
Argues that GenAI needs a purpose-built vector store and shows a working pipeline using Cassandra-based Astra Vector DB, embeddings and an embedding service… Talk on
Panel Discussion: AI- Friend or Foe?	Devoxx Ukraine 2023: AI – Friend or Foe?	2023-09-22
Panel argues AI does not replace developers but becomes a third arm that speeds creative work; common tools mentioned include ChatGPT, GitHub Copilot, local… Panel on
Apache Pulsar: Event Streaming in The Cloud Native World	GOTO Chicago 2023	2023-05-22
Apache Pulsar claims cloud-native advantage by separating compute and storage (broker + Apache BookKeeper) and adding built-in multi-tenancy, geo-replication… Talk on
Let's Spring Forth and Stream with Apache Pulsar	Spring I/O 2023	2023-05-18
Shows a runnable demo that wires Spring Boot starters to Apache Pulsar, producing random user JSON and consuming it with imperative and reactive clients, using… Talk on
Build Real time, AI powered Apps	Great International Developer Summit 2023	2023-04-25
DataStax argues teams can move from nightly batches to subsecond online predictions by combining Cassandra for globally distributed storage, Apache Pulsar… Talk on
Processing Real Time Trading Data with Event Streaming	Great International Developer Summit 2023	2023-04-25
Shows how to wire a toy trade matching engine using Apache Pulsar and Quarkus with DataStax Astra Streaming as the managed Pulsar cloud, creating a tenant and… Talk on
The Art and Benefits of Computing Eventfully	Great International Developer Summit 2023	2023-04-25
Survey of eventful computing that names concrete tools and tradeoffs: Apache Pulsar and Kafka for ingestion, Flink/Pinot/StarTree for real‑time processing… Talk on
Event Messaging and Streaming with Apache Pulsar	Great International Developer Summit 2023	2023-04-25
Apache Pulsar positions itself as a cloud-native event streaming platform that separates compute and storage by delegating durable logs to Apache BookKeeper… Talk on
Best of Both Worlds: Apache Pulsar and Apache Kafka	Devnexus 2023	2023-04-04
Compares concrete differences and demos: Pulsar separates storage to BookKeeper, auto‑rebalances topics, supports geo‑replication and tiered offload to S3… Talk on
Premiere	Conf42 Cloud Native 2023	2023-03-30
A compiled session list that names concrete claims and tech: comparisons of OpenStack Magnum versus the Cluster API, Gateway API replacing Ingress, Azure… Promo on
Event Streaming in the Cloud Native World with Apache Pulsar	Cloud Builders: Java Conf 2023	2023-03-30
Apache Pulsar is presented as a cloud‑native, multi‑tenant streaming platform that separates compute (brokers, Pulsar Functions) from durable storage… Talk on
Event-Driven Change Data Capture pattern	Conf42 Cloud Native 2023	2023-03-30
Claim: an event-driven CDC pattern built on Apache Pulsar captures DB changes as ordered logs, transforms them with Pulsar functions, and reliably streams to… Talk on
Event-Driven Change Data Capture using Apache Pulsar	Jfokus 2023	2023-02-06
Describes implementing log‑based CDC by wiring Cassandra (Astra DB) to Apache Pulsar: enabling CDC creates two topics per table (data + lock), Pulsar persists… Talk on
Building a Real-time Analytics Application with Apache Pulsar and Apache Pinot	OSA Con 2022	2022-11-15
Live pipeline ingests Wikimedia server‑sent events with the Pulsar Python client, publishes to a Pulsar topic, and lets an Apache Pinot real-time table consume… Talk on
Event Messaging and Streaming with Apache Pulsar	Build Stuff 2022	2022-11-09
Apache Pulsar claims a cloud-native, unified platform that supports both Pub‑Sub and message queues by using stateless Java brokers that delegate durable log… Talk on
Keynote: Is it Reactive or Eventful? Aren't they the Same?	Reactive Summit 2022	2022-10-25
Argues that reactive and event-driven systems largely overlap but differ in level — reactive as a higher‑level abstraction of goals (responsiveness… Talk on
Optimizing Speed and Scale of Real-Time Analytics Using Apache Pulsar and Apache P...	Reactive Summit 2022	2022-10-25
Uses Apache Pulsar as high-throughput ingestion and Apache Pinot as a real-time OLAP store, with Pulsar offloading storage to BookKeeper, offering tiered… Talk on
Event Streaming and Processing Using Apache Pulsar	IntelliJ IDEA Conf 2022	2022-09-29
Apache Pulsar is presented as a cloud‑native event streaming system that separates compute and storage by using BookKeeper for append‑only durable logs and… Talk on
Event Streaming and Processing using Apache Pulsar and Apache Pinot.	Devoxx Ukraine 2022: Secure our Future	2022-09-02
Apache Pulsar is a cloud‑native pub/sub and queueing platform that separates compute and storage by offloading durable logs to Apache BookKeeper, offers native… Talk on
Leveraging Event Streaming to Super-Charge your Business Solutions.	apidays Hong Kong 2022	2022-08-24
Claims a cloud‑native event streaming platform originally built at Yahoo in the early 2010s and now handling multi‑tenant, horizontally scalable workloads by… Talk on
Benefits of MQTT for IoT Messaging and Beyond	Berlin Buzzwords 2022	2022-06-12
MQTT started as a satellite oil‑pipeline protocol and now targets cloud‑scale IoT with concrete features: QoS 0/1/2 for delivery guarantees, last will and… Talk on
Event Streaming for the Best of All Worlds	Spring I/O 2022	2022-05-26
Apache Pulsar presents a cloud‑native event platform that separates compute and storage, delegates durable log storage to Apache BookKeeper, and uses ZooKeeper… Talk on
Exploring Stateful Microservices in the Cloud Native World	Voxxed Days Zürich 2022	2022-05-17
Argues that cloud native does not require statelessness and shows concrete options: builds examples with Open Liberty and MicroProfile, uses MicroProfile LRA /… Talk on
Premiere	Conf42 Cloud Native 2022	2022-04-28
A rapid lineup of concrete claims and demos: iterative canary releases with feature toggles that cut rollback time and raise SLOs, a live Argo CD demo… Promo on
Event Streaming and Processing with Apache Pulsar	Conf42 Cloud Native 2022	2022-04-28
Content gives concrete claims and concrete tools: supports Pub-Sub and Message Queues, offers built-in stream processing and Pulsar Functions for mediation and… Talk on
Benefits Of MQTT For IoT Apps And Beyond	FOSDEM 2022	2022-02-05
A quick study on several popular MQTT brokers! We will learn about the benefits of MQTT, which has become the de facto standard for IoT messaging. The MQTT… Talk on
Exploring Stateful Microservices in the Cloud Native World	Devoxx Ukraine 2021	2021-11-19
Argues that stateful microservices are practical in Kubernetes by showing a simplified shopping‑cart prototype built with Open Liberty and MicroProfile, using… Talk on
Exploring Stateful Microservices in the Cloud Native World	Build Stuff 2021	2021-11-17
Argues that most real systems (she estimates 95–99%) require stateful behavior and shows concrete patterns and tools: an event-driven shopping cart prototype… Talk on
Retrofit your Java App with a Reactive Flow Pipeline	Build Stuff 2021	2021-11-17
Shows how to wrap two legacy processors — one Scala using Akka Streams, one Java exposing an RSocket server — with Kafka topics to form a reactive flow… Talk on
Scale By the Bay 2021 intro video by Mary Grygleski and Fabio Tiriticco	Scale By the Bay 2021	2021-10-28
Retrofits a Java app into a reactive flow pipeline that uses back pressure to protect legacy services from traffic spikes, swaps HTTP for RSocket as a… Talk on
Retrofit your Java App with a Reactive Flow	Scale By the Bay 2021	2021-10-28
Demo retrofits a monolithic JVM workflow into a reactive pipeline using Kafka as source/sink, Akka Streams on the producer side, an RSocket link, and a Java… Talk on
Exploring Stateful Microservices built with Open Liberty in Kubernetes	JCON-ONLINE 2021	2021-10-05
Shows how to keep real session state using Open Liberty on Kubernetes by wiring concrete pieces: a live demo of a shopping-cart REST API running in dev mode… Talk on
Retrofit Your Java App with a Reactive Flow Pipeline	Berlin Buzzwords 2021	2021-06-15
A working demo wires Kafka -> Akka Streams (Scala) -> custom RSocket connector -> Project Reactor (Java) -> Kafka, with a sources producer pushing ~1… Talk on
Exploring Stateful Microservices built with Open Liberty	Conf42 Cloud Native 2021	2021-04-29
Demonstrates how to keep HTTP session data across containers by running Open Liberty in Kubernetes and using JCache + Hazelcast session persistence; builds a… Talk on
Exploring Stateful Microservices Built with Open Liberty in Kubernetes	Developers Summit 2021	2021-02-18
Demonstrates keeping HTTP session state using Open Liberty with JCache with Hazelcast to back a simple shopping‑cart REST API (JAX‑RS) and runs locally via mvn… Talk on
Retrofit Your Java App With a Reactive Flow Pipeline	Developers Summit 2021	2021-02-18
Demo builds a reactive pipeline that wraps two legacy processors as microservices and connects them with Akka Streams -> RSocket -> Kafka. Code runs in Docker… Talk on
Reactive Pipeline Talk	Devnexus 2021	2021-02-17
A reactive pipeline is implemented end-to-end: a Scala Akka Streams consumer reads Kafka, forwards payloads over Akka Streams + RSocket bridge to a Java… Talk on
Thirst-Quenching Streams for the Reactive Mind	jLove 2020	2020-12-04
Compares concrete Java libraries—Spring Reactor, Akka Streams, Vert.x (with its event bus and polyglot verticals), Mutiny and RSocket—shows code for a simple… Talk on
Thirst-quenching Streams for the Reactive Mind	Developer Summit 2020	2020-11-21
Compares concrete libraries—Reactive Streams spec (Java 9 Flow, four interfaces), Spring Reactor (Flux/Mono), RxJava 1 vs RxJava 2 (Observable vs Flowable with… Talk on
Developing and Deploying a Modern Reactive Serverless Container	Developer Summit 2020	2020-11-21
Explains how a Vert.x 3.9.2 service is written, dockerized and pushed, then deployed to IBM Kubernetes service with Knative YAML; uses the Vert.x event bus, an… Talk on
Teach your Pacman to play with ML and Reactive Streams	Developer Summit 2020	2020-11-21
A Java implementation streams player inputs and agent actions over RSocket into a central knowledge service and trains agents with case-based reinforcement… Talk on
Deploying a Modern Serverless Reactive Container to the Cloud	Scale By the Bay 2020	2020-11-12
A live demo builds a polyglot Vert.x application (Java, Kotlin, JavaScript), dockerizes the image, pushes it to Docker Hub and deploys a Knative Service to an… Talk on
Thirst-Quenching Streams for the Reactive Mind	Build Stuff 2020	2020-11-11
Compares concrete Java implementations — Reactor (Flux and Mono), RxJava (Flowable vs Observable), Vert.x and Akka — with code showing a Vert.x HTTP server… Talk on
Deploying a Modern Serverless Reactive container to the Cloud	Code Mesh LDN 2020	2020-11-05
Shows a small polyglot Vert.x service composed of polyglot verticles (Java, Kotlin, JavaScript) wired over the Vert.x event bus, built with Maven, packaged… Talk on
Growing the Technical Community	DevFest WI 2020	2020-10-24
Chicago Java Users Group grows from 2,500 in 2017 to 3,046 in Oct 2020 by switching to virtual programming, running monthly (now twice-monthly) Meetups and… Talk on
Thirst Quenching Streams for the Reactive Mind	Global Summit for Java Devs 2020	2020-08-01
Compares concrete Java implementations (Project Reactor, RxJava 2/3, Vert.x, Akka Streams, MicroProfile, RSocket, OSGi push streams), explains the Reactive… Talk on
Thirst Quenching Streams for the Reactive Mind	Devnexus 2020	2020-02-19
Compares the Reactive Streams spec (the four interfaces: Publisher Subscriber Subscription Processor and the TCK) against real Java implementations and… Talk on
Reactive for the Impatient - A Gentle Intro to Reactive Java	GeeCON 2019	2019-05-15
Explains why reactive Java matters, shows concrete APIs and code patterns and compares real libraries: RxJava and Spring Reactor with map/flux/mono examples… Talk on
Reactive for the Impatient (A Gentle Intro to Reactive Java)	DevDays Europe 2019	2019-05-14
Content surveys the concrete claims and tradeoffs: RxJava, Spring Reactor, Akka, Vert.x are compared with code snippets and a running ramen-shop example that… Talk on
Reactive for the Impatient - A Gentle Intro to Reactive Programming and Systems	Greach 2019	2019-03-28
Quick practical intro that explains why reactivity aims for responsiveness, elasticity and resilience and shows concrete Java tooling: RxJava, Reactor, Akka… Talk on
Reactive for the Impatient	Windcity DevFest 2019	2019-02-01
Claims that reactive techniques tame asynchronicity by combining nonblocking streams, message-driven design and fault supervisors, and demonstrates actual Java… Talk on
Enterprise Hybrid Mobile App development	DevFest Florida 2019	2019-01-19
Converts an existing web ecommerce site into an enterprise Android and iOS app under a 24‑hour pressure scenario, using Ionic on top of Apache Cordova, Cordova… Lightning on
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