David Ostrovsky
where else to find them
what they talk about
all 9 in the filters
where they keep going back
- Build Stuff8 editions2016–2025
- NDC Oslo5 editions2017–2025
all 6 in the filters
on a stage with
- Alfredo Morresionce
- Elena Pascal Jansenonce
- Jessica Roseonce
all 7 in the filters
who talks about the same things
- Ben Stopford12 talks
- Olena Kutsenko31 talks
- Dean Wampler29 talks
- Frank Munz8 talks
- Tugdual Grall21 talks
- Robert Kubis9 talks
| title | conference | date |
|---|---|---|
| Modern Graph Databases | Build Stuff 2025 | 2025-12-03 |
Graph databases remain a niche but are growing for analytics and AI: Neo4j runs replicated graphs with trillions of edges and billions of nodes and avoids… | ||
| Analytics for not-so-big data with DuckDB | NDC Oslo 2025 | 2025-05-19 |
DuckDB runs analytical SQL on a single machine, demonstrating 1 billion rows in 15s on a laptop by fully using CPU, memory and vectorized ops. Live demos show… | ||
| Analytics for not so big data with DuckDB | Build Stuff 2024 | 2024-11-13 |
Claims that an in-process library analytical DB (DDB/DuckDB) handles the 1–100 GB “medium” workload and runs as a single binary or embeddable Python package… | ||
| Understanding Big Data for Software Engineers | NDC Oslo 2023 | 2023-05-22 |
Explains why OLTP (transactional) and OLAP (analytical) need different systems, shows concrete solutions: copy-and-query data warehouses and precomputed OLAP… | ||
| Modern Data Architecture: Breaking the Big Data Monolith | Build Stuff 2022 | 2022-11-09 |
Argues that the centralized data lake creates organizational and technical bottlenecks and proposes Data Mesh as a practical fix with four specific principles… | ||
| A Brief History of Big Data | Build Stuff 2021 | 2021-11-17 |
Traces the engineering milestones that make modern cloud data stacks: the value tradeoff that single events lose value quickly while aggregates gain value over… | ||
| Asynchronous Distributed Systems | NDC London 2021 | 2021-01-25 |
A synchronous call tree breaks at scale so the team moves to async messaging to remove temporal coupling, using Kafka and distributed logs as the durable… | ||
| From Synchronous to Asynchronous Distributed Microservices | Build Stuff 2020 | 2020-11-11 |
Starts from why synchronous request-response breaks at scale and shows concrete alternatives: replace blocking calls with fire-and-forget or pub/sub over a… | ||
| Improving Observability of Distributed Systems | Build Stuff 2019 | 2019-11-13 |
A concrete playbook for turning a startup stack into an observable system: add trace ID in logs to correlate multi-service failures, collect the four golden… | ||
| Adding Observability to Distributed Systems | NDC Oslo 2019 | 2019-06-17 |
A production email security service starts life with no observability, then adds generated transaction IDs on every message to reconstruct flows across ~80… | ||
| "Adding Observability to Distributed Systems" | Build Stuff Spain 2019 | 2019-05-23 |
Proofpoint’s cloud product evolves from a startup mess into a debuggable system by adding distributed tracing built on existing logs and metrics, using Kafka… | ||
| Containers in Production: It’s Like Orchestrating Cats | NDC Oslo 2018 | 2018-06-11 |
Company runs ~50 services across hundreds of machines and spends six months to roll the first container to production. Uses multistage builds to shrink a .NET… | ||
| Who’s Afraid of Graphs? | Build Stuff 2017 | 2017-11-15 |
Cuts through what graph databases actually do: stores vertices/edges, runs fast in-memory traversals, and fails to shard easily because partitioning is… | ||
| Stream Data Processing for Fun and Profit | NDC Oslo 2017 | 2017-06-14 |
Explains concrete trade-offs and a working demo: uses Storm for real‑time ingestion, Spark Streaming for micro‑batches, and shows Kafka Streams as a deployable… | ||
| GPUs - Not Just for Graphics Anymore | Build Stuff 2016 | 2016-11-16 |
From #Vilnius to #Mallorca! BUILD STUFF is going to celebrate summer! An amazing weekend on APRIL 29-30, 2017 – MALLORCA, SPAIN will take you out of the office… | ||
| "Welcome to Codemotion!" | Codemotion Amsterdam 2016 | 2016-05-11 |
Multitrack conference at unexpected scale with tightly run logistics and consistently full rooms; attendees come from many countries and cities including Rome… | ||
| Who’s Afraid of Graphs | Codemotion Rome 2016 | 2016-03-18 |
Describes moving a heavy permissions sub-system out of MySQL into a graph-aware stack: demos use Neo4j, OrientDB, Gremlin and Cypher against sample datasets… | ||
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