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oshanz

97 karma · joined November 21, 2016

Oshan Wisumperuma
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oshanz··on Ask HN: Who wants to be hired? (June 2026)
Technologies: Ruby, Elixir, Go

Location: Melbourne, Australia

Remote: Yes, or hybrid Melbourne

Willing to relocate: Yes, within AU

Contact: https://oshanwisumperuma.com/about/

GitHub: https://github.com/oshanz/

LinkedIn: https://www.linkedin.com/in/oshanz/

oshanz··on Ask HN: Freelancer? Seeking freelancer? (June 2026)
SEEKING WORK

  Role: Backend Engineer
  Technologies: Ruby, Elixir, Go
  Location: Australia
  Remote: Yes, or hybrid Melbourne
  Willing to relocate: Yes, within AU
  GitHub: https://github.com/oshanz/
  Website: https://oshanwisumperuma.com
  LinkedIn: https://www.linkedin.com/in/oshanz/
oshanz··on Multi-Language MCP Server Performance Benchmark
A comprehensive experimental analysis comparing Model Context Protocol (MCP) server implementations across Java, Go, Node.js, and Python. Testing 3.9 million requests over three benchmark rounds to measure latency, throughput, resource efficiency, and production-readiness characteristics.
oshanz··on How much memory do you need to run 1M concurrent tasks?

    1..num_tasks
      |> Task.async_stream(fn _ ->
          :timer.sleep(10000)
        end, max_concurrency: num_tasks)
      |> Stream.run()
https://elixirforum.com/t/how-much-memory-do-you-need-to-run...
oshanz··on Ask HN: Is there any Linux distro dedicated to music performance?
Fedora Jam https://labs.fedoraproject.org/en/jam/
oshanz··on Google Chrome to remove detailed cookie and site data controls
Isn't the containers does the same job? https://addons.mozilla.org/en-US/firefox/addon/multi-account...
oshanz··on Ask HN: Who wants to be hired? (September 2021)
Location: Sri Lanka, UTC/GMT +5.5

Remote: yes(preferred)

Willing to relocate: yes

Technologies: Ruby on Rails, Elixir,Docker, AWS, Elasticsearch, pgsql, React

LinkedIn: https://www.linkedin.com/in/oshanz/

Résumé/CV: upon request

Email: warunaoshan@gmail.com

oshanz··on Solve software problems by adding more
great content @dilumn. tfs
oshanz··on OpenSUSE Leap 15.3
Compared to the dnf, zypper feels slow because it doesn't support parallel package download. If you have a good network bandwidth it might be on under utilized. I'm also a Tumbleweed user and when doing a dup of full rebuild slowness is more noticeable.
oshanz··on Gnome 40
GNOME has no thumbnails in the file picker

https://jayfax.neocities.org/mediocrity/gnome-has-no-thumbna...

oshanz··on Ubuntu Makes Flutter ‘Default Choice’ for Future Desktop Apps
So it needs a isolation like firefox containers
oshanz··on Happy New Year HN
සුභ අලුත් අවුරුද්දක් වේවා!
oshanz··on CentOS Project shifts focus to CentOS Stream
https://www.change.org/p/centos-governing-board-do-not-destr...
oshanz··on Ask HN: Who wants to be hired? (December 2020)
Location: Sri Lanka, UTC/GMT +5.5

Remote: yes (Preferred)

Willing to relocate: no

Technologies: Ruby on Rails, Elixir, golang

Résumé/CV: upon request

Email: warunaoshan@gmail.com

oshanz··on Are we Wayland yet? (tldr: mostly)
WebRTC solutions like jitsi meet does work. but zoom is not compatible. I'm using Fedora 33
oshanz··on Ask HN: Who wants to be hired? (November 2020)
Location: Sri Lanka

Remote: yes

Willing to relocate: depends

Technologies: ruby on rails, elixir, Docker, AWS, Elasticsearch, pgsql, React

LinkedIn: https://www.linkedin.com/in/oshanz/

Email: warunaoshan@gmail.com

oshanz··on Ox is a fast text editor, written in Rust, that runs in your terminal
These days I'm working on log files sized around 300mb. Vim is slow and some times stop responding. Geany edior works most of the time. Do you guys have any recommendations?
oshanz··on Ask HN: Who wants to be hired? (October 2020)
Location: Sri Lanka Remote: yes (6 years of experience) Willing to relocate: yes Technologies: ruby on rails, elixir, Docker, AWS, Elasticsearch, pgsql, React LinkedIn: https://www.linkedin.com/in/oshanz/ Email: warunaoshan@gmail.com
oshanz··on Quora now transparently logs you in if your Google account is connected
On signup through gamil, quora doesn't ask for a confirmation while stackoverflow do.
oshanz··on Ask HN: Who wants to be hired? (September 2020)
Location: Sri Lanka

Remote: yes

Willing to relocate: yes

Technologies: ruby on rails, elixir, Docker, AWS, Elasticsearch, pgsql, React

LinkedIn: https://www.linkedin.com/in/oshanz/

Email: warunaoshan@gmail.com

oshanz··on Twitter Got Hacked, Is Mastodon Immune?
If scaling is the issue, try pleroma. Its based on elixir Phoenix. https://pleroma.social/
oshanz··on The Raspberry Pi 4 Is Now Available with 8GB RAM
Still not enough to run Android studio ;D
oshanz··on Live Captions in Hangouts Meet
anyone knows how does it works? apparently google meet doesn't has p2p encryption. so maybe server doing this?
oshanz··on Firefox 75: Ambitions for April
plan to be on ff 76 https://www.phoronix.com/scan.php?page=news_item&px=Firefox-...
oshanz··on Underpaid at work? Here’s how to play salary catch-up
Quit and move on
oshanz··on Ask HN: What mobile browser do you use?
Brave
oshanz··on Ask HN: Fastest/easiest framework to build a web application in 2020?
Ruby on Rails
oshanz··on Brave Improves Its Ad-Blocker Performance with New Engine in Rust
https://github.com/brave/brave-browser/issues/5057
oshanz··on Help Keep Domain Prices in Check
My *.org domain renewal price was 21$ from godaddy. Then I moved it to fastcomet which cost 13$ per year.
oshanz··on gRPC-Go Engineering Practices
there are environment variables for get all the bugging information you want.