Tech Stack
| current | PHP, MySQL, Redis, SOA, REST, Docker, Gitlab-CI, Git, Slim Framework, Propel, NginX, PostgreSQL |
|---|---|
| recent | Jenkins, SOAP, Zend Framework, Vanilla Java, Vagrant, AWS, Symfony, Apache |
| methodology | Scrum, Kanban, TDD, Pair-Programming, Peer-Review |
OpenSource
| SO/!\RCE | Request-Tracing and Code-Coverage for Service Oriented PHP Applications |
|---|---|
| parallel-process-dispatcher | Managing parallel background processes with PHP |
| munin-plugins for php-fpm | Monitoring multiple pools within the same graphs |
Profile
| Contact |
Holger Segnitz Lessingstraße 13 63225 Langen +49 179 52 88 282 holger@segnitz.net www.segnitz.net |
|---|---|
| Date of Birth | 1981-03-25 |
| Nationality | German |
| Marital status | married |
| Languages |
German: native English: fluent |
Curriculum Vitae
| since 10/2021 |
BusyLamp GmbH, FrankfurtLead PHP DeveloperTech: legacy software maintenance, coaching, code and architecture review, replatforming towards SOA, automation, devops, build and development processes, performance optimization, security Team: 4 in-house developers, 2 trainees, 4 contractors |
|---|---|
| since 2022 | Webapplication Software Development, Architecture, Database and Security Consulting, self-employed |
| 10/2019 - 09/2021 |
BusyLamp GmbH, FrankfurtSenior Software Developer/Principaltechnical specifications of new product, contractor coordination, code and architecture review, build and development processes, legacy software maintenance, coaching Team: 2 in-house developers, 12 contractors |
| 05/2019-09/2019 |
LifeStyle Webconsulting GmbH, AschaffenburgSenior Software Developerdistributed systems, service architecture and transformation, legacy software maintenance, code and architecture review, build and development processes, coaching |
| 2016-2019 |
Fastbill GmbH, FrankfurtSenior Software Architect, Teamlead Backend, Senior Software Engineermicroservice architecture and transformation for SaaS, legacy software maintenance, security and performance optimization, data modelling, change management, disaster recovery, build processes, coaching |
| 2014-2016 |
Triplesense Reply GmbH, FrankfurtSenior Software Developersoftware architecture, requirements engineering and change management, customer contact, team organization, (cloud) hosting coordination, data modelling, build processes and continuous integration, backend programming, load testing, coaching |
| 2009-2014 |
ETECTURE GmbH, FrankfurtSoftware Engineer (Architect)requirements engineering, customer contact, team organization, software architecture, (cloud) hosting coordination, data modelling, backend programming, load testing for various projects of different sizes: e-government, high-load marketing websites, facebook apps, custom web applications principal php developer, internal trainings |
| 2006-2008 |
ETECTURE GmbH, FrankfurtSoftware Developermaintenance and hardening of legacy applications, company-wide migration from CVS to Subversion + subversion coaching, customizing CMS based websites |
| 2006-2021 | Photography, Hosting, Webdevelopment, self-employed |
| 2003-2006 |
trilobit GmbH, EppelheimBA-Student, Software Developer |
| 2003-2006 |
University of Corporate Education Mannheim"Digitale Medien / Digital Media"Degree: Diplom Medieninformatiker (BA); Avg: 2,0 Thesis: Framework for Automated Publishing with Adobe InDesign; Grade: 1,6 |
| 2003-2006 | Webdevelopment & Webdesign, self-employed |
| Autumn 2002 |
Photography Assistant, Southern Spain |
| 2002 | Abitur |
Properties
- Profound knowledge and many years of experience in development of web applications in LAMP field
- Ability to look at a project in its entirety while keeping an overview of the bigger picture
- Long-term experience in consulting stakeholders during concept and setting up phases and engaged collaboration throughout the project
- Solution-oriented approach, combined with healthy pragmatism and quality-driven mode of work
- Analytical thinking paired with ability to comprehend complex interdependencies
- Attention to non-functional requirements (e.g. security, performance, reusability, extensibility, maintainability, ...) during conceptional and implementation phases
- Mentoring teams and individuals on professional and personal level, passing on knowledge and experience
- Very good programming skills
Talks
| 2023 |
Branch Based Staging using Docker and GitLab-CI (English), PHP UserGroup Frankfurt (online) |
|---|---|
| 2018 |
How not to Random (English), PHP UserGroup Frankfurt |
| 2017 |
Coach at Code Camp for Kids (German/English), 4 day event hosted by Code+Design e.V. |
| 2008 |
Object model PHP4 vs. PHP5 (German), PHP UserGroup Frankfurt |
Training / Coaching Topics
| Development |
|
|---|---|
| Architecture |
|
| Tooling / Misc |
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Received Training
| bridgehouse | Leadership Skills |
|---|---|
| andrena objects | Agile Product Management |
| tecRacer | Architecting on Amazon Web Services |
| secure net | Web Application Security |
