Devnexus 2026

10 Things I Hate About AI

Cody Frenzel

Cody is a Solutions Architect at Ippon Technologies and self-proclaimed software craft evangelist. He has over 10 years of experience as a full stack developer, with a passion for optimizing engineering workflows. In his free...

Laurie Lay

Laurie is a senior software engineer at Ippon Technologies, where she specializes in front-end development and software solutions that drive both user engagement and business success. With a master's degree in cognitive psychology, Laurie brings...

10 Tools & Tips to Upgrade Your Legacy Code with GenAI

Vinicius Senger

Vinicius Senger is a developer, inventor, and technical speaker working for AWS in California in the Global Specialist Team as a Senior Developer Advocate for Java. He started developing software at just 8 years old...

Jonathan Vogel

Jonathan has been working as a DevOps specialist solutions architect at Amazon Web Services for over a year and has previously practiced professional software development for over a decade. He is passionate about enabling builders....

Agentic AI for Java Microservices: Cloud Performance Optimization at FinTech Scale

Sibasis Padhi

Sibasis Padhi is a Staff Software Engineer at Walmart Global Tech with over 18 years of experience and a Global expert in Agentic AI - microservices architecture, cloud performance optimization, and financial systems. He specializes...

Agents, Tools, and MCP, oh my! Next-level AI concepts for developers

Jennifer Reif

Jennifer Reif is a Developer Relations Engineer at Neo4j, speaker, and blogger with an MS in CMIS. An avid developer and problem-solver, she has worked with many businesses and projects to organize and make sense...

AI Agents for Java Devs: From Demo to Deployment

Brian Benz

Brian is a Java Champion and a Cloud Advocate at Microsoft, helping developers get the most out of Azure. Before Joining Microsoft, he was a program manager, evangelist, solution architect, consultant, developer, and author at...

AI for Busy Java Developers

Frank Greco

Frank is a senior technology consultant and enterprise architect working on cloud and AI/ML tools for developers. He is a Java Champion, Chairman of the NYJavaSIG (first JUG ever), and runs the International Machine Learning...

Architecting Microservices for Agentic AI Integration

Rohit Bhardwaj

Rohit Bhardwaj is the Director of Architecture at Salesforce, where he specializes in architecting multi-tenant, cloud-native solutions within resilient microservices and service-oriented architectures using the AWS stack. With a passion for solving complex problems, he...

Brokk: an AI-Native Code Platform for Java, in Java

Jonathan Ellis

Founder of Brokk (https://brokk.ai). Previously: author of JVector, co-founder of DataStax, founding project chair of Apache Cassandra.

Building AI Agents with Spring & MCP

James Ward

Professional software developer since 1997, with much of that time spent helping developers build software that doesn't suck. A Typed Pure Functional Programming zealot who often compromises on his ideals to just get stuff done....

Josh Long

Josh (@starbuxman) has been the first Spring Developer Advocate since 2010. Josh is a Java Champion, author of 7 books (including "Reactive Spring") and numerous best-selling video training (including "Building Microservices with Spring Boot Livelessons"...

Choose your fighter: Spring AI vs LangChain4j

Malavika Balamurali

Malavika Balamurali is a longtime Java fan who has been working with it since Java 8 released. She is a Junior at Kennesaw State University pursuing a Bachelor's in Computer Science with a focus in...

Context Engineering: Connecting the Dots with Graphs

Stephen Chin

Stephen Chin is VP of Developer Relations at Neo4j, conference chair of the LF AI & Data Foundation, and author of numerous titles including the upcoming GraphRAG: The Definitive Guide for O'Reilly. He has given...

Conversational AI Semantic Search for E-commerce using Elasticsearch + RAG

Karthik Govardhanan

Karthik Govardhanan is a Senior Engineering Manager at CVS Health, leading AI-driven search and SEO innovations for one of the world’s largest retail and pharmacy platforms. With over 14 years of experience spanning CVS, Macy’s,...

Design Patterns for Multi-Agent Systems

Brian Sam-Bodden

Brian Sam-Bodden is a Principal Applied AI Engineer at Redis as well as an author, instructor, speaker, developer advocate, and open-source contributor and Java Champion who has spent over thirty years crafting software systems. He...

From Context Windows to Context Graphs: The Next Generation of AI Systems

Medha Chakraborty

An engineer at heart and a leader by practice, I bring 17 years of experience in building robust enterprise solutions. As an Application Development Leader at BlackRock, I focus on designing and delivering scalable systems...

Srijani Dey

As a Senior Director, in the 'Strategic Program Transformation' function of Aladdin Data, I am responsible for the delivery of Studio programs, collaborate and connect the dots across multi-disciplinary teams and help focus on value...

From Microservices to Agent-Services: Architectural Patterns for Autonomous System Boundaries

Mo Haghighi

Dr Mo Haghighi is distinguished engineer/Senior director for Cloud Platform and Infrastructure at Discover Financial Services. His current focus is hybrid and multi-cloud strategy, application modernisation and automating application/workload migration across public and private clouds....

Prasanth Pari

Prasanth Pari is a Principal Infrastructure Engineer at Discover Financial Services

From Monolith to AI Agent: Modernizing Java Systems with MCP

Theo Lebrun

Theo Lebrun is a seasoned Data Engineer and Technology Consultant based in New York City, with extensive experience in cloud computing, databases, and software development. He has a strong command of tools and technologies such...

Fundamentals of Software Engineering In the age of AI

Nathaniel Schutta

Nathaniel T. Schutta is a software architect and Java Champion focused on cloud computing, developer happiness and building usable applications. A proponent of polyglot programming, Nate has written multiple books, appeared in countless videos and...

Dan Vega

Dan Vega is a Spring Developer Advocate at VMware Tanzu. He has been developing software for the web for over 20 years and his superpower is problem-solving. Dan is a blogger, YouTuber, course creator, and...

GenAI for Supply Chain at Apple using RAG

Varsha Venkatesh

MS in CS @ RIT ; prev. 1 year at Tesla; Current 1+ year at Apple

Hacking AI - How to Survive the AI Uprising

Gant Laborde

Gant Laborde is a New Orleans native, born and raised. He grew up with hurricanes (not the drink), rich New Orleans culture, and as a free tour guide for all his out-of-state friends. Over the...

Inside MCP: Live Protocol Messages, Real-Time Flows, and Smarter Agents

David Parry

David Parry is an accomplished Director of Architecture with over 20 years of experience in Software Development. It all began in 1996 when he discovered the fascinating world of programming, with a particular focus on...

Integrating LLMs in Java: A Practical Guide to Model Context Protocol

Dan Vega

Dan Vega is a Spring Developer Advocate at VMware Tanzu. He has been developing software for the web for over 20 years and his superpower is problem-solving. Dan is a blogger, YouTuber, course creator, and...

OK, But What About Predictive AI?

Brayan Muñoz V.

Brayan Muñoz V., an Oracle Ace Associate, is a Java SDE, Data Scientist, and Professor with an MSc in Data Science (UCJC) and a Telematics Engineer degree (PUCMM). He brings six years of software development...

José R. Almonte C.

I am a Telematics & Software Engineer and Data Science graduate with 4 years of experience building solutions in FinTech and E-learning platforms. My work is driven by responsibility, teamwork, and continuous learning, and I...

Real-Time Fraud Detection in Java with Kafka, Streams & Vector Similarity

Tim Kelly

As an Associate Developer Advocate at MongoDB, I specialize in leveraging my Java expertise to build scalable applications, with a particular focus on integrating MongoDB. My role involves not only developing solutions but also sharing...

Ricardo Henrique Silva de Mello

Ricardo Mello is a Senior Developer Advocate at MongoDB with over 14 years of software development experience. He specializes in Java, Spring, and Kotlin, helping developers and organizations build modern, scalable applications. Ricardo is active...

Stop Fighting Your AI: Engineering Prompts That Actually Work

Martin Rojas

I'm a UI Architect with over a decade of experience crafting intuitive user interfaces for enterprise, retail, and consumer applications. I specialize in building dynamic and adaptable experiences with React (SPAs), Next.js (SSR), Nuxt.js, and...

The Evolution of Memory in Humans and AI Agents

Raphael De Lio

Raphael De Lio is a passionate software engineer who loves to think about solutions and ways to improve anything he touches. With over seven years of experience across multiple roles, industries, and countries, he brings...

The Missing Protocol: How MCP Bridges LLMs and Data Streams

Viktor Gamov

Viktor Gamov is a Principal Developer Advocate at Confluent, founded by the original creators of Apache Kafka®. With a rich background in implementing and advocating for distributed systems and cloud-native architectures, Viktor excels in open-source...

The wrong reasons to build an MCP server

Shaaf Syed

Shaaf Syed is a seasoned Java developer, AI enthusiast, and advocate in the developer community. With deep expertise in Quarkus, Jakarta EE, and modern cloud-native Java, he has helped drive innovation in AI-powered applications, particularly...

Daniel Oh

Daniel Oh is a Java Champion and Senior Principal Developer Advocate at IBM, where he leads efforts to advance cloud-native innovation through open-source technologies. Renowned for his ability to bridge technical and collaborative gaps, he...

When One Agent Isn’t Enough: Experiments with Multi-Agent AI

Kenneth Kousen

Ken Kousen is the author of the Pragmatic Programmers books "Mockito Made Clear" and "Help Your Boss Help You", the O'Reilly books "Kotlin Cookbook", "Modern Java Recipes", and "Gradle Recipes for Android", and the Manning...

Gen ai

Ai engineering

Ai in practice