Devworld Conference 2025
2025-02-27..2025-02-28
Amsterdam, Netherlands
who it's for
software engineers, engineering managers, machine learning engineers, data engineers, platform engineers, security engineers
topics
retrieval augmented generation pipelines; local AI development workflows; specializing small language models; scaling machine learning on Kubernetes; confidential smart contracts with zero knowledge; component graph based code generation; Timefold metaheuristic scheduling; fast analytics with DuckDB and Parquet; mutation testing for confidence; serverless developer experience
| title | author | length |
|---|---|---|
| The Privacy Paradox: Merging Confidentiality & Compliance in Finance | Hein Dauven | 17m |
Claims a layer-one permissionless blockchain for securities that combines zero knowledge proofs with on-chain encryption to produce confidential smart… | ||
| Less tech, more value tacking digital waste with sustainble produ | Dominik Birkmeir, Andrea Eggert | 22m |
Claims that 22% of software never goes live and another 49% are challenged, plus AI’s hidden water and CO2 costs, drive concrete proposals: apply a lifecycle… | ||
| Defi the future of finance | Anton Bukov | 17m |
Claims that DeFi delivers transparency by exposing on‑chain balances and solvency, composability by letting protocols call each other (example: 1 in front end… | ||
| The staff engineer vs manager path A window over the tech career paths | Alfonso Graziano | 25m |
Consultancy NearForm works in the JavaScript ecosystem and maps concrete career moves: read The Manager’s Path, The Staff Engineer’s Path, and a software… | ||
| Beyond Snippets Optimising Code Generation by Reusing Existing Component | Laly Bar IIan, Gilad Shoham | 42m |
Argues that AI must stop writing isolated snippets and instead compose and reuse existing components: a component graph indexes component metadata (APIs… | ||
| Best of Both Worlds How AI Fuels Productivity and Innovation | Sergio Laranjeira | 21m |
Mobile game Merge Mansion hits 50–60 million downloads and $500M revenue and teams use Midjourney and DALL·E to prototype art in minutes instead of weeks… | ||
| How to Drive Cross Team Techincal Changes | Oskar Uit de Bos | 25m |
Gives specific moves: test viability by documenting the historical context and what actually changed, run a workshop called riskstorming to list and rank… | ||
| How to build AI Development Agent | Nick Frolov | 31m |
Claims that LLMs fail at real‑world scheduling because of context window and problem size are backed with specifics: 100 employees ≈ 34k tokens, a 10‑employee… | ||
| Hacking a $4 billion piece of code | Christopher von Hessert | 22m |
Claim: attackers steal $1.5 billion from Bybit by compromising a developer + S3 JS injection that alters multisig UX, a social‑engineering vector attributed to… | ||
| Data wrangling like a boss with Duckdb | Hannes Mühleisen | 31m |
Claims that DuckDB reads a messy CSV of 34 million rows and six columns in seconds, summarizes it, and converts the 800 MB CSV to a 75 MB parquet in one… | ||
| ‘Samen Slimmer met Data’ – A company wide Data Transformation | Jan Boerlage | 23m |
Company builds a greenfield data lakehouse on Google with BigQuery, dbt and GitHub CI/CD, partners with Sabia, and models in Data Vault feeding Kimbal marts… | ||
| Know your data the stats behind the Alters | Dave McAllister | 32m |
Explains concrete rules: use median for alerts because a spike barely moves it while the arithmetic mean lingers; compares arithmetic, geometric and harmonic… | ||
| LLMs can't optimize schedules, but AI can! | Tom Cools | 31m |
Claim: LLMs fail at real scheduling because of context window limits and sheer combinatorial scale — a 10‑employee week can have 10^63 combinations — so… | ||
| Building the next interface - AI personas who feel as natural as interacting with a human | Caoimhe Murphy | 20m |
Company launches beta with over 300 customers using personas built from WebRTC → VAD → transcription → LLM → TTS → animation → renderer, claiming full‑pixel… | ||
| Building a Modular RAG Pipeline in Python | Mell Brouwer | 27m |
A Python modular RAG pipeline is built with component interfaces and runtime wiring via importlib so you can swap chunkers, retrievers and vector stores; a… | ||
| Agentic GraphRAG with MAGMA Manifold Agency with Graph Models and Augmentation | Andreas Kollegger | 23m |
Claims that treating components as a magma — composable units — makes agents and graphs simple building blocks, and that composing agents generates emergent… | ||
| AI on the fly: From Scratch to Scale in no time | Mark Dembo | 13m |
Claim that a full‑stack app with Next.js and LLM inference deploys end‑to‑end on Cloudflare with no origin and 14 and 1/2 minutes from zero to live. Platform… | ||
| Public Static Void Main | Hanno Embregts, Marit van Dijk | 13m |
Claims that 15 songs map cleanly onto the lyric "public static void main" and some also fit the new void main form, demonstrates a concrete result. A live… | ||
| Code of conduct developing medical grade software | Paul Roberto Marcu | 12m |
Describes building medical‑grade X‑ray systems for minimally invasive cardiovascular procedures with concrete practices: modular architecture, FMEA and risk… | ||
| The hidden power of information assets The role of documentation in product success | Brittany Ryan | 27m |
Claims that documentation drives product outcomes with hard numbers: reduces onboarding time 20–30%, cut training prep from 40 hours to 3 hours per week, and a… | ||
| Integrating Azure Kubernetes Service and Azure OpenAI To Build Intelligent Apps | Daniel Paulus | 19m |
Shows a concrete build: a legacy web shop containerized on Azure Kubernetes Service with a chatbot added behind feature flag using Azure OpenAI and the… | ||
| The Alleged 'End' of Node.js is Much Ado About Nothing | Matteo Collina | 25m |
Claims that Node.js is dying collide with concrete metrics and work: 60 million monthly downloads and heavy Windows CI usage; half of downloads are header… | ||
| Challenges and Success of Crypto Dutch Builders | David Truong, Hein Dauven, Elenore Blanc, Rosco Kalis, Emanuele Francioni, Nico Gallardo | 35m |
Panel outlines concrete outcomes: a live security tool revoke.cash that lets users revoke token approvals and is used by hundreds of thousands, a… | ||
| Exposing the interview process | Taylor Desseyn | 41m |
Resume shows specific skills and years in the top third, quantifies impact, avoids multi‑column layouts, and can be two pages; LinkedIn becomes a daily engine… | ||
| Life on the Spectrum | Sophie Tappin, Bogdan Manta, Ingrid Tapping | 23m |
Claims that small, low‑cost accommodations and leader behaviors measurably boost performance and retention: offering headphones during class, quiet work… | ||
| Diverse Leaders in Tech - Cracking the Culture Code | Gwen Kolader, Ingrid Tappin | 27m |
Claims that matter: a four-step Cultural Intelligence model—drive, knowledge, strategy, action—and concrete interventions: training, assessments, and a DEI… | ||
| Diverse Leaders in Tech - Psychological Safety: Building Trust, Accountability, and Inclusion | Bogdan Manta, Vaness Monsequeira, Ingrid Tappin | 34m |
Claims that psychological safety is the foundation of high-performing teams and that social exclusion lights up the brain like physical pain get tied to… | ||
| The Hidden Champions: How Booking.com Mentors Close Opportunity Gaps for Women in Tech | Natasha ten Cate | 28m |
Concrete results: a targeted mentoring program called B.Champion pairs mentees with mentors alongside workshops and leadership training and uses surveys as the… | ||
| Workshop by Lian Li about Owning the Stage | Lian Li | 01h 29m |
Eighty-six people sign up but the room has 24 seats, so the workshop focuses on theatre games and embodied exercises to build stage presence rather than slide… | ||
| Actorization & Monetization 101 | Frantisek Nesveda, Jan Buchar | 36m |
Demo shows a concrete pipeline: package a CLI as a Docker image, publish an Epifi platform actor via the actor CLI, wire input/output schemas, and push files… | ||
| AI Coding Agents and how to code them | Alex Shershebenev | 01h 28m |
Claims that agents can run tools, edit files, run builds and coordinate teams get shown end to end: an MCP server exposes tools, MCP model context protocol… | ||
| Unicode: From First Principles to Practical Implementation | Aaron Presley, Ali Ahmed, Ali Turan Cetin | 01h 24m |
Explains the concrete claim that Unicode is a numbered universal character set (about 1.1 million code points across 17 planes), contrasts encodings like UTF‑8… | ||
| How the RTL Academy Helps Employees to Better Implement Technology in Business Operations | Joan Chan, Nela Chereja | 25m |
RTL builds an internal RTL technology academy that claims to make nontechnical teams adopt tools by focusing on curiosity education and discovery rather than… | ||
| How to get your derailed agile transformation back on track | Fatima Ahmed | 25m |
Starts by diagnosing with numbers not buzzwords: 41% of organizations are not satisfied and leadership lapses are concrete — 68% cite low leadership… | ||
| Secure or Sorry: Your software is now a European Product | Daniel Thompson-Yvetot | 25m |
The EU makes software a regulated product: the Cyber Resilience Act is in force since December 2024 with phased obligations (reporting from Sept 2026, full… | ||
| Case study - A journey from Scrum to Kanban | Vita Samek | 21m |
Mews is trusted by over 5000 hotels and runs continuous deployment across dozens of teams so the talk prioritizes concrete outcomes: a move from Scrum to… | ||
| How Payment Execution work at IKEA | Lovely Gupta | 21m |
IKEA consolidates card handling into a hosted payment page and a payment orchestration layer that expose a single API to sales channels and PSPs the hosted… | ||
| The CSS-ential Guide to New DevTools Features | Rebecca Davidsson | 10m |
Six concrete Chrome DevTools techniques: use the Animations panel to replay and slow a starting-style color transition (orange → blue) so the hidden initial… | ||
| From the crypt to the code Web Security Explored Through Horror Movies | Ramona Schwering | 33m |
Maps OWASP Top 10 (2021) items to horror-film metaphors and then gives concrete takeaways: broken access control framed as invisibility with fixes like deny by… | ||
| Optimizations You Should Have Implemented Yesterday | Lewis Voncken | 28m |
Concrete wins and how they happen: move chat widgets so only 10% of users load the script on click, use PartyTown offloads third-party scripts to Web Workers… | ||
| Beyond Type Checking Building Bulletproof TypseScript Applications | Joseph Anson | 21m |
Claims that TypeScript's compile‑time checks are insufficient and that runtime validation prevents production bugs by validating untrusted inputs. Demonstrates… | ||
| Unraveling JavaScript Prototypes | Dhananjay Kumar | 21m |
25 minutes of concrete claims and live code: shows that prototypes exist for every function since 1994, that arrow functions have no prototype and so are not… | ||
| Speculation Rules Load Pages By Thinking | Medhat Dawoud | 25m |
Claim: speculation rules make multi-page navigation feel instant by prefetching or pre-rendering pages ahead of clicks. Demo shows a link drop from ~267 ms to… | ||
| Bundlers a deep dive into modern JavaScript build tools | Edoardo Dusi | 26m |
Shows a working mini bundler that outputs a single autoexecuting file built by parsing files with regex then adding a plugin system and terser to minify so the… | ||
| When JavaScript takes its coffee break? | Mohamad Shiralizadeh | 27m |
Explains exact mechanics: call stack → Web API → queue with demos that show a zero-delay setTimeout taking ≈4ms and promises (microtasks) running before… | ||
| Secrets and Realities of Leadership not for everyone | Burcu K Kutluay | 35m |
Claim that sheep recognize up to 50 faces anchors a broader point about recognition not equaling leadership. Concrete example: a critical bug leads to pressure… | ||
| Engineering in Overdrive: How to Thrive When Tech Evolution Goes Full Gas | Harijs Deksnis | 30m |
Argues that the real change is concrete: LLMs unlock surplus cognition, not just another tool, so teams must reframe what is reasonable to build in one week… | ||
| Say goodbye to building boring APIs with Data API builder | Sander ten Brinke | 28m |
Data API Builder claims to replace hand‑built CRUD layers by generating REST, OData and GraphQL endpoints from a JSON config that starts in milliseconds. It… | ||
| Serverless DX done right | Luca Mezzalira | 30m |
Live coding in Visual Studio Code shows AWS Toolkit plus SAM CLI and optional Docker creating a serverless API from an Application Composer drag and drop and… | ||
| Defy Architectural Uncertainty by Building Schrödinger's App | Peter van Vliet | 44m |
Presents a TypeScript codebase and an experimental JavaScript runtime called gitar that lets one app behave as either a monolith or microservices at runtime… | ||
| Engineering Leadership in Crisis: Rebuilding Trust, Technology, and Teamwork | Simon Hall | 21m |
Upon joining Payaut three of eight employees leave and three more plan to, the codebase has hadn't deployed in 4 months and engineers use different languages… | ||
| Automating Kubernetes Upgrades for Zero Downtime | Thamaraiselvam Thangavel | 25m |
Claims that upgrades run with zero downtime after building an automated pipeline that uses the cloud provider’s automated upgrade feature and release channels… | ||
| Mastering Azure Statis Web Apps code, config, deploy | Rick Van Den Bosch | 26m |
Shows a working Blazor WebAssembly site deployed from GitHub into Azure Static Web Apps with an automatically generated pipeline, live preview environments… | ||
| Empowering Developer Innovation Balancing Speed, Security, and Scale | Martin Reynolds, John Crespo | 22m |
Claims a live Harness demo that builds a service in minutes by scaffolding a repo and Terraform project and producing an end to end pipeline that includes CI… | ||
| How to Become a Great Engineering Manager | Julia Falment Wallin | 29m |
Claims that people drive results and that managers must become senior engineers before managing, stop hoarding ICs, and prioritize influence over authority… | ||
| Power your AI Agents with serverless browsers | Rafael Levi | 21m |
Claim: Bright Data’s serverless browsers give each session an automatic unique IP and fingerprint, handle JavaScript rendering, and include built-in CAPTCHA… | ||
| Kubernetes the Hard Way, from Scratch! | Alain van Hoof | 36m |
Builds a Kubernetes cluster from scratch on Alpine Linux VMs, creating eight nodes plus an external ETCD trio and a CEPH storage cluster, and deploys 83 pods… | ||
| So you think you can mesh? Scaling ING's service mesh | Jens Kat | 29m |
ING scales a service mesh from 1 to 10,000 running instances over eight years, supporting 2,000 microservices across containers and VMs; operational pieces… | ||
| DevOps: Why do we Keep Messing Up? | Daniel Bojczuk | 25m |
Argues that DevOps fails when teams adopt tools instead of outcomes, skip the real why and stop measuring; gives concrete cases: forbidding developers from… | ||
| Microservices Orchestration with | Eduard Keilholz | 32m |
Clear recommendation: don't do microservices initially — start as a modular monolith, extract domains only when scaling, tech diversity, or maintainability… | ||
| How to get clean web data for chatbots and LLMs | Frantisek Nesveda | 19m |
Shows concrete wins and failures: using curl impersonate and impit to avoid simple blocks, switching to Playright (browser automation) for client‑rendered… | ||
| Driving Seamless Localization | Tomasz Kryg | 23m |
Claims a live migration from a legacy platform to Lokalise for 2.3 million users and ~50 languages, with concrete results: a wrapper interface lets apps swap… | ||
| Modern Testing Tools for Java Developers | Elias Nogueira | 31m |
Shows concrete wins: AssertJ recursive comparison lets tests equate objects with different references and ignore fields, and soft assertions collect all… | ||
| Building Sustainable Software with Java | Aicha Laafia | 28m |
Claims concrete savings and tools: global tech uses ~7% of electricity with data centers ~2% and streaming emits 55–100 g CO2 per hour; optimizing JVM choices… | ||
| Building a Kotlin Multiplatform Library in 10 Minutes: Why not? | Zachary Powell | 25m |
Claims a build a Kotlin Multiplatform library in 10 minutes workflow and actually uses OpenAPI Generator to produce a Kotlin multiplatform SDK from an OpenAPI… | ||
| Garbage Collection GC in Modern Java Applications: GC Considerations for Microservices | Usama Nasir | 19m |
Microservices at Get Your Guide experience frequent out‑of‑memory crashes, latency spikes and retries traced to GC behavior: the search service hits failure… | ||
| Object Centric Processes: Combining Process Modelling with OOP | Lubos Petrovic | 21m |
Claims a low‑code language (Petriflow) that compiles to Java and runs on‑the‑fly in a server‑embedded runtime, uses MongoDB for storage and Angular for the… | ||
| I didn't know you could do that with Java Streams! | Francois Martin | 44m |
Shows concrete rewrites: replace collect-then-index-or-empty with findAny vs findFirst for order-of-magnitude fewer elements processed; swap nested loops for… | ||
| Building Software Architecture from First Principles | Dejan Miličić | 24m |
Claim: software architecture reduces to three concrete first principles — domain centricity, pure functional core, semantic typing — and three composable… | ||
| Unlocking Java's Code Maze | Mihaela Gheorghe-Roman | 50m |
Interactive quiz with 20 exercises runs live on a phone app and shows runnable code snippets and IntelliJ demos plus concrete answers and surprises: static… | ||
| Harnessing image and text data for product matching | Thijs Roukens, Gokhan Simsek | 22m |
Claims a working end to end product‑matching pipeline that scales to ~40 million products and roughly 200 million images, using off‑the‑shelf vision… | ||
| From Blueprint to Launch: How Decathlon Reinvented E Commerce for the Modern Age | Haris and Milo | 25m |
Claims a unified platform with shared services and a gradual two‑layer rollout that moves 50+ countries toward one catalog/one price; replaces six platforms… | ||
| Developers and AI Enemy or Frenemy Leveraging AI and Atlassian to empower developers | Laura Begieneman | 24m |
Claims a concrete productivity lift—AI coding assistants raise merge acceptance ~25–30% and save a few hours weekly—backed by experiments: an A/B test on a… | ||
| A community based open source LLM and what it can do for your business | JJ Asghar | 28m |
Claim: InstructLab is an opinionated fine‑tuning pipeline that uses small YAML Q&A stanzas to generate thousands of synthetic examples and teach a base model… | ||
| How can I trust you AI and the leap of faith | Lan Chu | 26m |
Claims that evaluation is the bottleneck for production AI, with a concrete pipeline for extracting sustainability data from PDFs, swapping parsers (using… | ||
| AI Powered Smart Companion in User Experience Defined Vehicles | Dominque Massonie | 27m |
NIO builds a voice-first cabin assistant called NOMI smart companion that integrates local embedded software with cloud services, pushes over‑the‑air updates… | ||
| How Human Expertise and AI drive Scalable Forecasting Success at | Anant Pingle, Ruben van de Geer | 28m |
Albert Heijn runs 1 billion forecasts nightly with 2,500 models in production, using LightGBM, Airflow, Kafka, Azure Data Factory and Databricks (moving to… | ||
| Build your custom Copilot with Microsoft Copilot Studio | Daniel Laskewitz | 49m |
Demo shows Copilot Studio generating agents from templates and natural language, provisioning an agent in seconds, adding web and SharePoint knowledge, and… | ||
| Animating the Web: Elevating UX with Lottie and modern technologies | Carmen Ansio | 28m |
Shows concrete results and tools: Lottie JSON animations compress examples to 56 KB vs 1.5 MB GIFs, pages load 5× faster, and developers ship animations 10×… | ||
| Will LLMs really consume the Internet? | Ariel Shulman | 25m |
Claim: the largest LLMs get trained and fed by massive web scraping operations that deliver 2.5 petabytes a day from ~28 billion requests, about 500 million… | ||
| Transforming Developer Experience The Good, the bad and the ugly | Leo Kraan, Martin Reynolds | 26m |
Booking.com shifts a legacy Perl monolith to cloud native services and Kubernetes while moving to AWS, and reports a 65-person DX team serving ~3,000 engineers… | ||
| Coding Reinvented How AI Agents Are Shaping the Future of Software Development | Archie Sharma | 16m |
Claims concrete results: a coding agent launched three months ago, 80 people across 20 countries, and a benchmarked score around 62%. The system reports repo… | ||
| Best Practices to make your codebase AI ready | Hamza Zia | 09m |
Advice is concrete: skip these patterns if the repo fits 10 million tokens or if defect rate or bus factor dominates, otherwise adopt domain-colocated… | ||
| Goose: an open source AI agent | Bradley Axen, Jackie Brosamer | 24m |
goose is an open‑source agent that runs locally and connects any LLM (Anthropic OpenAI Google or locally hosted Olama) to real systems via the Model Context… | ||
| Empowering Developers with local AI | Raymon Schouwenaar | 37m |
Claims that full local workflows replace cloud Copilot and ChatGPT with open-source models and tools and demonstrates it working: running Quen 2.5 coder 7B… | ||
| What the RAG? Demystifying Retrieval Augemented Generation | Marius Obert | 28m |
Claims a working houseboat booking chatbot built end-to-end: chunking PDFs into 2k–5k token pieces, generating embeddings, storing them in a vector store… | ||
| Specializing Small Language Models with less data | Jacek Golebiowski | 22m |
Claims that large models synthesize labeled data to fine-tune small models, using knowledge distillation and an API-driven pipeline that validates generated… | ||
| AI, Embedded System and Robotics | Frank Chen | 21m |
RDKX5 runs YOLO v8n quantized to int8 on a Raspberry‑Pi‑like board and claims up to 220 FPS for object detection and faster instance segmentation with minimal… | ||
| Crypto Secure Data Management with In-Database Blockchain | Wei Hu | 24m |
Claim: Oracle adds a blockchain table keyword to enforce immutable rows via chained cryptographic digests, preventing updates even by DBAs and detecting… | ||
| Keeping up with the exponential technological advancements in AI | Bob van Luijt | 31m |
Claims that vector embeddings resurface around 2015 and that compressing co‑occurrence matrices into embeddings enables semantic search lead to a concrete… | ||
| Discover the Future of Salesforce Development | Anna Appelman, Daan van Santen | 22m |
Salesforce claims a new Agentforce studio and agentic layer that glue natural‑language roles, Data Cloud grounding, RAG retrievers and actions into deployable… | ||
| Chain Reaction AI & Crypto | David Truong | 28m |
Shows concrete systems and results not vague promises: Truth Terminal and the Eliza framework exist and run live agent rooms, Eliza has ~15,000 GitHub stars… | ||
| Scaling Machine Learning Models on Kubernetes | Alessandro Vozza | 25m |
Claims that Kubeflow and related CNCF tools let teams deploy, train and serve models on Kubernetes but pivots to demonstrating a newer operator called Kao… | ||
| Investigating the Opportunities for Utilizing AI and XR Technologies in the Future of Training | Jae Grant Maloney | 25m |
Air France-KLM uses VR AR and AI across recruitment and training with concrete results: a team of 17–18 building certified VR drills (jetway pushback, fire… | ||
| Building Mini Minds Our Adventures in Teaching Small LLMs to Reason | Cascha Van Wanrooij | 27m |
Reports training 3B and 8B LLaMa models with PPO reinforcement learning on rented GPUs, using ~10K synthetic Dutch station-name stories to seed vocabulary… | ||
| AI Powered Frontend Development Building Better UIs Faster | Steve Sewell | 30m |
Claims concrete outcomes: converts Figma designs into runnable React/Tailwind code, patches a Next.js app via a CLI, and iterates UI changes into diffs; demos… | ||
| Charging developer batteries and sparking joy | Ewa Jackson, Julien Lengrand Lambert | 29m |
ING reports enabling 15,000 engineers with a unified software catalog, automation for repeatable tasks, and a docs pipeline dubbed dock as code that catches… | ||
| Going green with native: efficient, sustainable software | Vasco Veloso, Johan Hutting | 25m |
Live measurements compare frameworks and runtimes not promises: 155 MB jar vs 86 MB native image, startup times in milliseconds and memory down to ~70 MB heap… | ||
| Moving fast and staying aligned how automation powers progress | Rick Ossendrijver | 39m |
Claims a platform team keeps 300 engineers across 35 teams moving fast over 5 million lines of code by centralizing a 3,000‑line Maven parent, managing ~200… | ||
| Reactive Architecture | Alisher Alimov | 34m |
Claims that nonblocking, event-driven design and RSocket plus reactive DB drivers let systems sustain spikes (tests with ~10,000 concurrent connections) by… | ||
| Gain more confidence in your code with mutation testing | Simone Romani | 24m |
Mutation testing mutates source code, runs unit tests, and reports which mutants survive or are killed, producing a concrete mutation coverage percentage that… | ||
| Building Software Architecture from First Principles | Dejan Miličić | 24m |
Extracts three concrete principles: domain centricity, pure functional core, and semantic typing, then shows how business logic compresses to three functions… | ||
| nothing matches | ||