Expert full-stack web application developer / technical team lead
Aktualisiert am 12.05.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 08.05.2025
Verfügbar zu: 50%
davon vor Ort: 10%
PHP
Python
JavaScript
AWS
MySQL
Laravel
Symfony
Docker
MS SQL Server
REST
React
Vue.js
Elastic Search
R
SOAP
Django
agiles Projektmanagement
CSS
HTML
Systemadministration
DevOps

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 7 months
2023-10 - now

Zeus

Software Developer / Project Manager / Technical Team Lead PHP REST MySQL ...
Software Developer / Project Manager / Technical Team Lead

  • Development of new features for the Zeus home energy modelling application.
  • Leadership responsibilities for a small development team.
  • Lead architect for application development and database structure
  • Responsible for introducing Scrum agile development practices and guiding their adoption by the team
  • Code review for all modifications to the software
  • Extensive modernization of old code
  • Creation and maintenance of a Docker-based local development environment

PHP REST MySQL Docker AWS JavaScript React Laravel
OptiMiser Energy
Home Office
1 year 6 months
2023-10 - 2025-03

Zero Homes

Software Developer Python JavaScript PostgreSQL ...
Software Developer

Responsible for developing a number of applications related to the ingest and processing of home data.

- Visualization and editing tool for ingested three-dimensional home geometry definitions

- Geometry ingest tool responsible for converting shapefiles into a visualizable format

- Overall architecture planning for the suite of related systems and their communication

Python JavaScript PostgreSQL REST
Zero Homes
Denver (2 weeks/year), Home Office
4 years 5 months
2020-08 - 2024-12

Technical Team Lead Shop and Internal Software Tools

Lead Software Engineer / Technical Team Lead PHP Magento TYPO3 CMS ...
Lead Software Engineer / Technical Team Lead

Lead engineer responsible for internal and external web applications, mostly developed in PHP.

Maintainance of legacy Magento shop and Typo3-based web sites.

Extensive ?software archeology,? documenting and modernizing old and forgotten applications. 

Development of a web shop based on Reaction Commerce.

Development of a React-based rate calculator for mobile phone wholesalers.

Supervisory responsibilities for a small team.

PHP Magento TYPO3 CMS Laravel Node.js React MySQL MS SQL Server SOAP Docker Zend Elastic Search
ENO telekom GmbH
Nordhorn, Home Office
3 years 8 months
2020-11 - 2024-06

Home Energy Simulation and Data Management Portal

Software Developer PHP Laravel MySQL ...
Software Developer
Responsible for developing and maintaining an application that ingested home modelling data from multiple providers in disparate formats. This data was then used to generate custom home energy reports using Pacific Northwest National Laboratory's Home Energy Score API (which I was lead developer for from 2015-2020).
PHP Laravel MySQL REST SOAP MS SQL Server
CLEAResult
Home Office
4 months
2024-02 - 2024-05

Home Energy Score

Software Developer SOAP JavaScript TypeScript ...
Software Developer
Feature development, planning, and supervision of work on Pacific Northwest National Laboratory's Home Energy Score. I was the original lead developer for this project, and was brought back for several months to help develop some new capabilities and help plan the future development of the application.
SOAP JavaScript TypeScript PHP Symfony Laravel
Pacific Northwest National Laboratory
2 years 6 months
2021-06 - 2023-11

AXIS

Software Developer XML Python Django ...
Software Developer
Responsible for the development of numerous features of Pivotal's AXIS home energy management and simulation platform. Conversion of home modelling data between numerous formats. Generation of HPXML (a standard XML format for home modelling data) for use in OpenStudio and Home Energy Score use cases.
XML Python Django MySQL PostgreSQL
Pivotal Energy Solutions
5 months
2020-08 - 2020-12

Integrated Multisector, Multiscale, Modelling Science Support

Software Developer Athena R Python ...
Software Developer

Completed development of the BEND (Building ENergy Demand) nation-wide energy modelling application for the IM3 (Integrated Multisector, Multiscale, Modelling) project operated by Pacific Northwest National Laboratory in Richland, Washington, USA.

This application involved rewriting a large application written in R, running massively parallelized home energy simulations using OpenStudio on PNNL's supercomputing cluster, and performing aggregations on the resulting modelling data using Athena. 

AWS
Athena R Python Supercomputing MySQL
Pacific Northwest National Laboratory
Home Office

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 7 months
2023-10 - now

Zeus

Software Developer / Project Manager / Technical Team Lead PHP REST MySQL ...
Software Developer / Project Manager / Technical Team Lead

  • Development of new features for the Zeus home energy modelling application.
  • Leadership responsibilities for a small development team.
  • Lead architect for application development and database structure
  • Responsible for introducing Scrum agile development practices and guiding their adoption by the team
  • Code review for all modifications to the software
  • Extensive modernization of old code
  • Creation and maintenance of a Docker-based local development environment

PHP REST MySQL Docker AWS JavaScript React Laravel
OptiMiser Energy
Home Office
1 year 6 months
2023-10 - 2025-03

Zero Homes

Software Developer Python JavaScript PostgreSQL ...
Software Developer

Responsible for developing a number of applications related to the ingest and processing of home data.

- Visualization and editing tool for ingested three-dimensional home geometry definitions

- Geometry ingest tool responsible for converting shapefiles into a visualizable format

- Overall architecture planning for the suite of related systems and their communication

Python JavaScript PostgreSQL REST
Zero Homes
Denver (2 weeks/year), Home Office
4 years 5 months
2020-08 - 2024-12

Technical Team Lead Shop and Internal Software Tools

Lead Software Engineer / Technical Team Lead PHP Magento TYPO3 CMS ...
Lead Software Engineer / Technical Team Lead

Lead engineer responsible for internal and external web applications, mostly developed in PHP.

Maintainance of legacy Magento shop and Typo3-based web sites.

Extensive ?software archeology,? documenting and modernizing old and forgotten applications. 

Development of a web shop based on Reaction Commerce.

Development of a React-based rate calculator for mobile phone wholesalers.

Supervisory responsibilities for a small team.

PHP Magento TYPO3 CMS Laravel Node.js React MySQL MS SQL Server SOAP Docker Zend Elastic Search
ENO telekom GmbH
Nordhorn, Home Office
3 years 8 months
2020-11 - 2024-06

Home Energy Simulation and Data Management Portal

Software Developer PHP Laravel MySQL ...
Software Developer
Responsible for developing and maintaining an application that ingested home modelling data from multiple providers in disparate formats. This data was then used to generate custom home energy reports using Pacific Northwest National Laboratory's Home Energy Score API (which I was lead developer for from 2015-2020).
PHP Laravel MySQL REST SOAP MS SQL Server
CLEAResult
Home Office
4 months
2024-02 - 2024-05

Home Energy Score

Software Developer SOAP JavaScript TypeScript ...
Software Developer
Feature development, planning, and supervision of work on Pacific Northwest National Laboratory's Home Energy Score. I was the original lead developer for this project, and was brought back for several months to help develop some new capabilities and help plan the future development of the application.
SOAP JavaScript TypeScript PHP Symfony Laravel
Pacific Northwest National Laboratory
2 years 6 months
2021-06 - 2023-11

AXIS

Software Developer XML Python Django ...
Software Developer
Responsible for the development of numerous features of Pivotal's AXIS home energy management and simulation platform. Conversion of home modelling data between numerous formats. Generation of HPXML (a standard XML format for home modelling data) for use in OpenStudio and Home Energy Score use cases.
XML Python Django MySQL PostgreSQL
Pivotal Energy Solutions
5 months
2020-08 - 2020-12

Integrated Multisector, Multiscale, Modelling Science Support

Software Developer Athena R Python ...
Software Developer

Completed development of the BEND (Building ENergy Demand) nation-wide energy modelling application for the IM3 (Integrated Multisector, Multiscale, Modelling) project operated by Pacific Northwest National Laboratory in Richland, Washington, USA.

This application involved rewriting a large application written in R, running massively parallelized home energy simulations using OpenStudio on PNNL's supercomputing cluster, and performing aggregations on the resulting modelling data using Athena. 

AWS
Athena R Python Supercomputing MySQL
Pacific Northwest National Laboratory
Home Office

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