My personal blog
hauleth.dev
blog
chore: expand CV
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templates/shortcodes/cv.md
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templates/shortcodes/cv.md
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- Prograils - Junior Developer - 2013
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- Nukomeet - Full-stack Developer - 2015-2016
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- AppUnite - Full-stack Developer/DevOps - 2016-2019
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- AppUnite - Full-stack Developer/DevOps - 2016-2019:
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+ JaFolders/AlleFolders
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* 2x performance improvement by optimising PostgreSQL usage
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* Reduced geo-queries using PostGIS thanks to better indices and
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materialised views usage
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* Implementation of the UI and brochure viewer in Vue and SVG
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+ OneMedical/Helium Health
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* Architectural redesign of application from Rails/MongoDB to
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Phoenix/PostgreSQL
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* Preparing hybrid deployment with on-premise/in-cloud system
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* Migration of the existing deployments from MongoDB to PostgreSQL
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- Kobil GmbH - Erlang/Elixir Developer - 2019-2020
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+ Maintaining MongoDB driver for Elixir
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+ Implemented transactions for MongoDB driver in Elixir
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- Remote Inc. - Senior Backend Engineer - 2020-2021
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- Hauleth.dev - Consultant - 2021+
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+ Erlang Solutions/Kloeckner GmbH - 2021 - Consultant for Elixir, Ruby, and SQL (PostgreSQL)
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+ Erlang Solutions/Kloeckner GmbH - 2021 - Consultant for Elixir, Ruby, and SQL (PostgreSQL)
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* Substantial query performance optimisations by optimising PostgreSQL indices
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- Eiger - Senior Backend Engineer - 2022-2023
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+ Forte.io
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- Implementation of the Interledger protocol for cross-chain transactions
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+ Aleo Blokchain
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- Implementation of the GraphQL API for the on-chain data
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### Organisations
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### Notable contributions
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- Elixir language:
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+ Logger reimplementation on top of Erlang's `logger` module
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+ `mix test --cover` CLI output
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+ Support for `NO_COLOR` environment variable
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+ `is_struct/1`
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+ Fixing module inspection on case-insensitive file systems
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+ Logger reimplementation on top of Erlang's `logger` module
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+ `mix test --cover` CLI output
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+ Support for `NO_COLOR` environment variable
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+ `is_struct/1`
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+ Fixing module inspection on case-insensitive file systems
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- Erlang OTP:
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+ Support for custom devices in `logger_std_h`
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+ Fixing `socket` module to support broader set of protocols (for example
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ICMP)
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+ Support for global metadata in `logger`
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+ Support for reconfiguration of `logger` (needed for better Mix and Rebar3
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integration)
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+ Several fixes to `logger` and `socket` modules
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+ Support for custom devices in `logger_std_h`
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+ Fixing `socket` module to support broader set of protocols (for example
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ICMP)
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+ Support for global metadata in `logger`
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+ Support for reconfiguration of `logger` (needed for better Mix and Rebar3
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integration)
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+ Several fixes to `logger` and `socket` modules
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- Git:
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+ Add support for Elixir in diff
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+ Add support for Elixir in diff
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- Ecto:
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+ Support aggregations over `*`
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+ Better error on duplicated `schema` block
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+ Support aggregations over `*`
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+ Better error on duplicated `schema` block
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- Elixir MongoDB driver
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+ Support for transactions
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+ Support for transactions
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### Notable projects
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- Rust
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- C
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- SQL (pg/SQL)
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- PostgreSQL
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- sh/Bash
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- Ruby
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+ Ruby on Rails