···

       
20
       
 
       


     

       
21
       
 
       
- Prograils - Junior Developer - 2013

     

       
22
       
 
       
- Nukomeet - Full-stack Developer - 2015-2016

     

       
23
       
-
       
- AppUnite - Full-stack Developer/DevOps - 2016-2019

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
24
       
 
       
- Kobil GmbH - Erlang/Elixir Developer - 2019-2020

     

       
0
       
 
       

     

       
0
       
 
       

     

       
25
       
 
       
- Remote Inc. - Senior Backend Engineer - 2020-2021

     

       
26
       
 
       
- Hauleth.dev - Consultant - 2021+

     

       
27
       
-
       
  + Erlang Solutions/Kloeckner GmbH - 2021 - Consultant for Elixir, Ruby, and SQL (PostgreSQL)

     

       
0
       
 
       

     

       
28
       
 
       
- Eiger - Senior Backend Engineer - 2022-2023

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
29
       
 
       


     

       
30
       
 
       
### Organisations

     

       
31
       
 
       


     
···

       
55
       
 
       
### Notable contributions

     

       
56
       
 
       


     

       
57
       
 
       
- Elixir language:

     

       
58
       
-
       
  + Logger reimplementation on top of Erlang's `logger` module

     

       
59
       
-
       
  + `mix test --cover` CLI output

     

       
60
       
-
       
  + Support for `NO_COLOR` environment variable

     

       
61
       
-
       
  + `is_struct/1`

     

       
62
       
-
       
  + Fixing module inspection on case-insensitive file systems

     

       
63
       
 
       
- Erlang OTP:

     

       
64
       
-
       
  + Support for custom devices in `logger_std_h`

     

       
65
       
-
       
  + Fixing `socket` module to support broader set of protocols (for example

     

       
66
       
-
       
    ICMP)

     

       
67
       
-
       
  + Support for global metadata in `logger`

     

       
68
       
-
       
  + Support for reconfiguration of `logger` (needed for better Mix and Rebar3

     

       
69
       
-
       
    integration)

     

       
70
       
-
       
  + Several fixes to `logger` and `socket` modules

     

       
71
       
 
       
- Git:

     

       
72
       
-
       
  + Add support for Elixir in diff

     

       
73
       
 
       
- Ecto:

     

       
74
       
-
       
  + Support aggregations over `*`

     

       
75
       
-
       
  + Better error on duplicated `schema` block

     

       
76
       
 
       
- Elixir MongoDB driver

     

       
77
       
-
       
  + Support for transactions

     

       
78
       
 
       


     

       
79
       
 
       
### Notable projects

     

       
80
       
 
       


     
···

       
106
       
 
       


     

       
107
       
 
       
- Rust

     

       
108
       
 
       
- C

     

       
109
       
-
       
- SQL (pg/SQL)

     

       
110
       
 
       
- sh/Bash

     

       
111
       
 
       
- Ruby

     

       
112
       
 
       
    + Ruby on Rails

     

···

       
20
       
 
       


     

       
21
       
 
       
- Prograils - Junior Developer - 2013

     

       
22
       
 
       
- Nukomeet - Full-stack Developer - 2015-2016

     

       
23
       
+
       
- AppUnite - Full-stack Developer/DevOps - 2016-2019:

     

       
24
       
+
       
    + JaFolders/AlleFolders

     

       
25
       
+
       
        * 2x performance improvement by optimising PostgreSQL usage

     

       
26
       
+
       
        * Reduced geo-queries using PostGIS thanks to better indices and

     

       
27
       
+
       
        materialised views usage

     

       
28
       
+
       
        * Implementation of the UI and brochure viewer in Vue and SVG

     

       
29
       
+
       
    + OneMedical/Helium Health

     

       
30
       
+
       
        * Architectural redesign of application from Rails/MongoDB to

     

       
31
       
+
       
        Phoenix/PostgreSQL

     

       
32
       
+
       
        * Preparing hybrid deployment with on-premise/in-cloud system

     

       
33
       
+
       
        * Migration of the existing deployments from MongoDB to PostgreSQL

     

       
34
       
 
       
- Kobil GmbH - Erlang/Elixir Developer - 2019-2020

     

       
35
       
+
       
    + Maintaining MongoDB driver for Elixir

     

       
36
       
+
       
    + Implemented transactions for MongoDB driver in Elixir

     

       
37
       
 
       
- Remote Inc. - Senior Backend Engineer - 2020-2021

     

       
38
       
 
       
- Hauleth.dev - Consultant - 2021+

     

       
39
       
+
       
    + Erlang Solutions/Kloeckner GmbH - 2021 - Consultant for Elixir, Ruby, and SQL (PostgreSQL)

     

       
40
       
+
       
        * Substantial query performance optimisations by optimising PostgreSQL indices

     

       
41
       
 
       
- Eiger - Senior Backend Engineer - 2022-2023

     

       
42
       
+
       
    + Forte.io

     

       
43
       
+
       
        - Implementation of the Interledger protocol for cross-chain transactions

     

       
44
       
+
       
    + Aleo Blokchain

     

       
45
       
+
       
        - Implementation of the GraphQL API for the on-chain data

     

       
46
       
 
       


     

       
47
       
 
       
### Organisations

     

       
48
       
 
       


     
···

       
72
       
 
       
### Notable contributions

     

       
73
       
 
       


     

       
74
       
 
       
- Elixir language:

     

       
75
       
+
       
    + Logger reimplementation on top of Erlang's `logger` module

     

       
76
       
+
       
    + `mix test --cover` CLI output

     

       
77
       
+
       
    + Support for `NO_COLOR` environment variable

     

       
78
       
+
       
    + `is_struct/1`

     

       
79
       
+
       
    + Fixing module inspection on case-insensitive file systems

     

       
80
       
 
       
- Erlang OTP:

     

       
81
       
+
       
    + Support for custom devices in `logger_std_h`

     

       
82
       
+
       
    + Fixing `socket` module to support broader set of protocols (for example

     

       
83
       
+
       
      ICMP)

     

       
84
       
+
       
    + Support for global metadata in `logger`

     

       
85
       
+
       
    + Support for reconfiguration of `logger` (needed for better Mix and Rebar3

     

       
86
       
+
       
      integration)

     

       
87
       
+
       
    + Several fixes to `logger` and `socket` modules

     

       
88
       
 
       
- Git:

     

       
89
       
+
       
    + Add support for Elixir in diff

     

       
90
       
 
       
- Ecto:

     

       
91
       
+
       
    + Support aggregations over `*`

     

       
92
       
+
       
    + Better error on duplicated `schema` block

     

       
93
       
 
       
- Elixir MongoDB driver

     

       
94
       
+
       
    + Support for transactions

     

       
95
       
 
       


     

       
96
       
 
       
### Notable projects

     

       
97
       
 
       


     
···

       
123
       
 
       


     

       
124
       
 
       
- Rust

     

       
125
       
 
       
- C

     

       
126
       
+
       
- PostgreSQL

     

       
127
       
 
       
- sh/Bash

     

       
128
       
 
       
- Ruby

     

       
129
       
 
       
    + Ruby on Rails