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Neelesh Salian

@neelesh.bsky.social
2.1K followers 62 following 152 posts

Engineer. Data product builder.

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Neelesh Salian @neelesh.bsky.social · 15/03/2025
Some open-source Spark drama if you want some lists.apache.org/thread/0558x...
lists.apache.org
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Neelesh Salian @neelesh.bsky.social · 02/03/2025
Executives: "We need Gen AI" Engineers:
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Neelesh Salian @neelesh.bsky.social · 13/02/2025
Mentally I’m still at JDK 8 and 11. 23! Image borrowed from LinkedIn
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Neelesh Salian @neelesh.bsky.social · 04/02/2025
What would it take for people on LinkedIn to stop posting about Deepseek? I think we should shut it down for a few days and see if people care about it. Most are chasing the trend and spewing random posts.
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Neelesh Salian @neelesh.bsky.social · 30/01/2025
How would this integrate? Perhaps enhancing the Dynamic tables?
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Neelesh Salian @neelesh.bsky.social · 30/01/2025
When they invite the Engineer to present to the C Suite
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Neelesh Salian @neelesh.bsky.social · 27/01/2025
It’s telling how AI as an industry is progressing when you see the people freaking out about Deepseek are mostly VCs.
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Neelesh Salian @neelesh.bsky.social · 26/01/2025
Deepseek is everywhere.
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Neelesh Salian @neelesh.bsky.social · 25/01/2025
Found this comprehensive guide to AI and how to make sense of the various concepts. www.leverage.to/learn/dev/ai...
leverage.to
The 6 AI Engineering Patterns In 2025
Learning how to build AI powered products
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Neelesh Salian @neelesh.bsky.social · 17/01/2025
Tomorrow is restart your Apple TV+ subscription for Severance Season 2 day. Also, maybe catch Silo. And re watch Slow Horses. It’s going to be a long work day sigh.
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Neelesh Salian @neelesh.bsky.social · 16/01/2025
Onehouse with their Compute Runtime across table formats. It seems like a good direction but I’m curious if those benchmarks are accurate. 30x query perf, 10x faster writes, I wish there was a demo or something to showcase these. www.onehouse.ai/blog/introdu...
onehouse.ai
Introducing Onehouse Compute Runtime to Accelerate Lakehouse Workloads Across All Engines
Learn how Onehouse Compute Runtime delivers an independent, universal foundation to accelerate queries 2-30x and reduce cloud infrastructure bills 20-80% with adaptive workload optimizations, serverle...
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Neelesh Salian @neelesh.bsky.social · 15/01/2025
Tobiko acquired Quary: tobikodata.com/tobiko-acqui... The transformation game is back on again
tobikodata.com
Tobiko - Tobiko Acquires Quary: Evolving the Gold Standard for Data Engineers
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Neelesh Salian @neelesh.bsky.social · 14/01/2025
To whomsoever it may concern: Acquisitions are great. Integrations are hard. Good luck.
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Neelesh Salian @neelesh.bsky.social · 13/01/2025
Worth reading this blog about Arrow: arrow.apache.org/blog/2025/01...
arrow.apache.org
How the Apache Arrow Format Accelerates Query Result Transfer
Arrow speeds up query result transfer by slashing (de)serialization overheads. We outline five key attributes of the Arrow format that enable this.
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Neelesh Salian @neelesh.bsky.social · 11/01/2025
How AI is messing up things across the board Also, some things could be a Slack message than an email
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Neelesh Salian @neelesh.bsky.social · 11/01/2025
Anytime I open LinkedIn it’s either - Random person with a take on AI, usually hyping - Someone talking about random topics like why is Test Driven Development - At least one reference to Clean Code I can’t imagine how that platform is useful to anyone who wants to get an idea of the industry.
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Neelesh Salian @neelesh.bsky.social · 10/01/2025
Most companies need a better backend API than anything close to AI or LLMs. Just do the basic thing right first. You don’t need to jump to the fancy objects.
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Neelesh Salian @neelesh.bsky.social · 10/01/2025
Somebody said it
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Neelesh Salian @neelesh.bsky.social · 09/01/2025
What the Modern Data Stack felt like.
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Neelesh Salian @neelesh.bsky.social · 02/01/2025
2025 is the year of realizing that hourly batch or micro batch is sufficient over continuous processing. The trick is to ask what your stakeholders actually expect to happen and then build accordingly.
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Neelesh Salian @neelesh.bsky.social · 01/01/2025
Happy New Notebook Day. My first MUJI notebook. The pen has been great! Got these on my trip to Seoul.
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Neelesh Salian @neelesh.bsky.social · 30/12/2024
The Data Engineer vs the Data itself
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Neelesh Salian @neelesh.bsky.social · 29/12/2024
My 2025 New Year’s Resolution is to tell everyone in the Data and AI space that you can’t build good AI without quality data. Focus on fundamentals rather than fancy.
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Neelesh Salian @neelesh.bsky.social · 16/12/2024
Looks like PySpark, Ray, and Dask have a competitor - Bodo. Has anyone tried it yet? This is the claimed execution time. github.com/bodo-ai/Bodo
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Neelesh Salian @neelesh.bsky.social · 12/12/2024
I'd be surprised if it gets practical usage in the next 10 years.
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Neelesh Salian @neelesh.bsky.social · 10/12/2024
I find it strange that people still think Hudi and Delta have a chance despite the fact that Iceberg has clearly won the table format race. If all major vendors and platforms are putting their bets on one format, why wouldn't an org move to it or stay in it?
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Neelesh Salian @neelesh.bsky.social · 10/12/2024
And just like that, we all stopped doing Advent of Code this year.
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Neelesh Salian @neelesh.bsky.social · 06/12/2024
The most important task to do after going home from a conference: Unsubscribe to all the vendor emails that you are getting because you scanned your badge for socks.
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Neelesh Salian @neelesh.bsky.social · 05/12/2024
There’s Generative AI and then there Adversarial AI. Anyone have a good source / reference to understand and grasp the latter? #AWSreInvent
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Neelesh Salian @neelesh.bsky.social · 05/12/2024
This article is a really good summary and detail about S3 Tables. dataengineeringcentral.substack.com/p/aws-s3-tab...
dataengineeringcentral.substack.com
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Neelesh Salian @neelesh.bsky.social · 03/12/2024
More reason to bank on Iceberg. AWS now has S3 tables which are geared specifically for Iceberg tables. If I can read this correctly, it looks like an integrated Rest API catalog behind the scenes. Can integrate well with Glue too. aws.amazon.com/blogs/aws/ne...
aws.amazon.com
New Amazon S3 Tables: Storage optimized for analytics workloads | Amazon Web Services
Amazon S3 Tables optimize tabular data storage (like transactions and sensor readings) in Apache Iceberg, enabling high-performance, low-cost queries using Athena, EMR, and Spark.
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Neelesh Salian @neelesh.bsky.social · 03/12/2024
Walk metrics from Day 1 at AWS ReInvent. Most of this was expo hall walking and to and fro between hotels. #AWSreInvent2024
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Neelesh Salian @neelesh.bsky.social · 02/12/2024
Data Scientists vs Data Analytics Engineer
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Neelesh Salian @neelesh.bsky.social · 29/11/2024
What are the 3 best books you read this year?
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Neelesh Salian @neelesh.bsky.social · 19/11/2024
Remember, if your Engineering team isn't fixing that bug in this week, it's a 2025 problem. Holidays are upon us.
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Neelesh Salian @neelesh.bsky.social · 15/11/2024
I am curious how the Databricks IPO will look like and its impact on the data industry as a whole
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Neelesh Salian @neelesh.bsky.social · 12/11/2024
AI is not replacing people. People can't even sell it to other people without, more people.
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Neelesh Salian @neelesh.bsky.social · 11/11/2024
2025 will be the year of batch jobs. Just like 2024, 23, ….
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Neelesh Salian @neelesh.bsky.social · 09/11/2024
If there’s one language that could dethrone Python, it would be Golang, imo. Ship a go binary in a docker versus a Py library and tell me you see it. But, existing investment in developing Python libraries and tooling and the time it might take to build it in another language are large barriers.
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Neelesh Salian @neelesh.bsky.social · 09/11/2024
@seattledataguy.bsky.social is here too!
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Neelesh Salian @neelesh.bsky.social · 08/11/2024
Is anyone else in Data BS attending AWS reInvent next month? I'm headed there for the first time. Mostly talks and other events.
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Neelesh Salian @neelesh.bsky.social · 08/11/2024
Don’t know how true this is but a rumor is that Databricks will IPO Q1 2025. Anyone know more?
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Neelesh Salian @neelesh.bsky.social · 08/11/2024
Are data companies that raised capital during ZIRP doing ok? I don’t think most would justify the valuation that they raised at. Either lost valuation multiples or shut down. Possibly acquired. Any one know of cases?
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Neelesh Salian @neelesh.bsky.social · 08/11/2024
Data Contracts, Data Mesh, Data Fabric still a thing or we’ve moved on?
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Neelesh Salian @neelesh.bsky.social · 06/11/2024
The feeling you are going to feel for a bit is like when you wanted Daenerys to get the throne but they ultimately made Bran king.
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Neelesh Salian @neelesh.bsky.social · 06/11/2024
@eczachly.bsky.social is here too.
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Neelesh Salian @neelesh.bsky.social · 06/11/2024
Is there a single source of truth for election data? Can I download a bunch of csvs somewhere?
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Neelesh Salian @neelesh.bsky.social · 06/11/2024
@joereis.bsky.social is here!
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Neelesh Salian @neelesh.bsky.social · 06/11/2024
The real winner tonight are the dashboards we’ve been staring at collectively as a planet
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Neelesh Salian @neelesh.bsky.social · 05/11/2024
We ran 80000 simulations today. Took a few seconds since ran it on DuckDB
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