Jens S.

Fullstack Developer (Project: Media & Education – International Non-Profit Organization)

Bensheim, Germany

Experience

Jan 2025 - Present
8 months

Fullstack Developer (Project: Media & Education – International Non-Profit Organization)

International Non-Profit Organization

An international non-profit organization based in Austria that runs a European and global awards and networking platform for digital innovation with societal impact.

  • Custom software development since 2012 (no underlying framework)
  • PHP 8.4
  • Smarty as a template engine (migration to TWIG in progress)
Jan 2024 - Dec 2024
1 year

IT Consultant (Project: Automotive/Outdoor – Camper Fit-Out)

Manufacturer of storage solutions for motorhomes and panel vans

  • Set up IT infrastructure; JTL preparation; migrated Lexware to a client-server setup
  • Built the IT infrastructure during ongoing operations
  • Technologies: JTL, IT administration (virtualized)
  • Skills: Automotive/Outdoor, JTL
Jan 2023 - Present
2 years 8 months

PHP Backend Developer (Project: Beverages – Brewery Supplies E-Commerce)

Belgian online shop for brewery supplies

  • Pimcore as PIM/MDM; SAP and RabbitMQ integration; content delivery to the shop via queue
  • Complex data synchronization with SAP via RabbitMQ
  • Workflows for release management and product data control
  • Technologies: Pimcore, SAP, RabbitMQ
  • Skills: Beverages, Pimcore, RabbitMQ, SAP, PHP, Tech Lead, Software Architect, PHP Backend Developer, Queueing
Jan 2022 - Dec 2025
4 years

Tech Lead (Project: Chemicals – B2B Wholesale)

Chemical wholesaler

Subsidiary of a leading chemical company.

  • MDM for delivering product data to a B2B shop; various backend integrations via API
  • Data exchange with SAP via Kafka and a custom REST API
  • Several million records
  • Data aggregation
  • Technologies: Pimcore, Kafka, RabbitMQ (APIs)
  • Skills: Chemicals, Pimcore, RabbitMQ, Kafka, Tech Lead, Software Architect, Project Management
Jan 2022 - Dec 2022
1 year

Fullstack Developer (Project: Energy Supply – Tariff Calculator & MDM)

Energy company in critical infrastructure

Energy company focused on electricity and gas, combining regional grid operations with nationwide end-customer business through digital channels.

  • Further development of master data management based on Pimcore
  • Developed an energy tariff calculator
  • Fullstack development in a team
  • Skills: Energy, Pimcore, MDM, Data Objects, Workflows, Tariff Calculator, Frontend
Jan 2021 - Dec 2021
1 year

Full Stack Developer (Project: Leisure & Garden – Pool Trade)

Pool Distribution

  • Development of Shopware 5 plugins; development of a product configurator to configure pool systems
  • Prototyping
  • Technologies: Shopware
  • Skills: Leisure & Garden, Shopware, Full Stack Developer, Configurator
Jan 2020 - Dec 2021
2 years

Full Stack Developer (Project: Automotive – Online Vehicle Sales)

International Automotive Group

  • Initial Shopware setup; middleware for data synchronization (Symfony); frontend work; go-live & ongoing support
  • Hourly data sync via third-party interface
  • Direct online vehicle purchase with contract completion
  • Technologies: Shopware, Symfony middleware
  • Skills: Automotive, Shopware, Symfony, Software Architect, Full Stack Developer, Middleware
Jan 2020 - Dec 2020
1 year

Tech Lead, PHP Backend Developer (Project: Automotive – Newsletter Dispatch Preparation)

International Automotive Group

  • Development of a tool for preparing newsletter dispatches
  • Modular system with pre-built and customizable modules
  • Technologies: Pimcore
  • Skills: Automotive, Pimcore, PHP, Tech Lead, PHP Backend Developer
Jan 2020 - Dec 2020
1 year
Germany

Team Coordinator, PHP Backend Developer, Software Architect (Project: Higher Education – University Website)

University in Saxony-Anhalt

  • Initial setup and data structure; Area Bricks for content management
  • 600 users with roles

  • Workflows including approvals
  • Partly complex Area Bricks
  • Technologies: Pimcore
  • Skills: Higher Education, Pimcore, PHP, Software Architect, PHP Backend Developer, Team Coordinator
Jan 2019 - Present
6 years 8 months
Eslohe, Germany

Tech Lead, Server Administration (Project: Hospitality – Luxury Hotel & Resorts)

5-Star Hotel in Sauerland

5-Star Hotel in Sauerland with two affiliated hotels.

  • Pimcore 5 as CMS, DAM and PIM to run the website; integration with booking system
  • Technologies: Pimcore
  • Skills: Hospitality, Pimcore, Tech Lead, Server Administration, PIM
Jan 2019 - Present
6 years 8 months
Germany

Pimcore Developer (Project: Industry – Industrial Handles and Surface Technology)

Manufacturer of Industrial Handles

Manufacturer with worldwide distribution, production at one site in central Germany.

  • Takeover of a Pimcore 5 installation
  • Further development and support
  • Server maintenance and administration
  • Technical planning of the upgrade from Pimcore 5 to Pimcore 6 and then to Pimcore 10/11
  • Technologies: PHP, Pimcore, Linux, MySQL, Vanilla JS
  • Skills: Pimcore, server administration, Amazon AWS, PHP, Linux, MySQL, JavaScript, industrial sector, ElasticSearch, AWS
Jan 2019 - Present
6 years 8 months

Tech Lead (Project: Industry – Lifting Equipment E-Commerce)

Lifting Equipment Distributor and Mail Order

  • Developed a Shopware 5 online store, developed plugins for front and backend, theming/templating, design
  • Configurator for assembling lifting equipment including accessory products
  • Dynamic shipping cost calculation by country and product configuration
  • Technologies: Shopware
  • Skills: industry, Shopware 5, Shopware, Tech Lead, software architect, full stack developer, configurator
Jan 2019 - Dec 2021
3 years
Germany

Full Stack Developer (Project: Building Materials – Roof Tiles & Chimney Systems)

Manufacturer of Roof Tiles and Chimney Systems

One of the leading manufacturers of roof tiles and chimney systems in Germany.

  • Pimcore 6 development; co-development of the object data structure; integration of ElasticSearch for product configuration and filtering
  • Extensive interaction between backend and frontend, partly via custom REST APIs
  • Extensive frontend configurator
  • Technologies: Pimcore
  • Skills: building materials, Pimcore, ElasticSearch, Full Stack Developer, configurator
Jan 2019 - Dec 2020
2 years

Full Stack Developer (Project: Ticketing – POS & Online Sales)

Online Ticketing System

  • Development & implementation of a POS system for the box office with direct Shopware integration; option for offline payment methods
  • Fully independent frontend in Shopware including access control
  • Packaged as a plugin for multiple use
  • Technologies: Shopware
  • Skills: ticketing, Shopware, Full Stack Developer, POS
Jan 2019 - Dec 2019
1 year

PHP Backend Developer (Project: Lighting – Technical Lighting Systems)

Mid-sized family-owned company for high-quality lighting systems

  • Contributed to the relaunch; developed Vue.js components; built a product configurator
  • Complex frontend configurator (Vue.js) combined with Pimcore backend
  • Technologies: Pimcore (frontend with Vue.js)
  • Skills: lighting, Pimcore, PHP, JavaScript, Vue.js, PHP Backend Developer, configurator
Jan 2017 - Present
8 years 8 months

Tech Lead (Project: Print & Media – E-Commerce Platform)

Print Shop Network

Print Shop Network with over 300 subshops and more than 5,000 print products.

  • Combination of Pimcore (data management) and Shopware (frontend); operation & further development
  • 300+ subshops
  • Over 2 billion records managed by Pimcore
  • Technologies: Shopware, Pimcore
  • Skills: Print & Media, Pimcore, Shopware, Tech Lead, Full Stack Developer, Server Administration
Jan 2017 - Dec 2020
4 years

Full Stack Developer (Project: Social Services – Child & Youth Welfare)

Non-Profit Provider of Public Child & Youth Welfare Services

  • Maintenance and content management of the WordPress website; editing by the client
  • Implementation with the Avada theme
  • Technologies: WordPress
  • Skills: Social Services, WordPress, Full Stack Developer
Jan 2015 - Present
10 years 8 months

Tech Lead, Software Architect (Project: Industry – Machine Vision)

Provider for Machine Vision and Quality Inspection

Products & OEM solutions for machine vision and quality inspection (image processing cards & VisualApplets software).

  • Website relaunch on Pimcore 6; server setup & maintenance; data structure; ElasticSearch as search backend
  • Dynamic content via ElasticSearch combined with Pimcore DataObjects
  • Implementation of a technical forum for exchanging hardware and software topics in the machine vision field
  • Technologies: Pimcore
  • Skills: Industry, Pimcore, ElasticSearch, Tech Lead, Software Architect, Full Stack Developer
Jan 2015 - Present
10 years 8 months

Tech Lead, Technical Consultant (Project: Outdoor Fashion – Brick-and-Mortar & Online)

Outdoor Fashion Retail

Outdoor fashion in brick-and-mortar retail and online shop.

  • Setup of JTL WaWi (inventory management & POS); WordPress website; support of JTL shop; reporting tool based on Pimcore with JTL integration
  • Support of brick-and-mortar and online retail
  • Technologies: WordPress, Pimcore, JTL
  • Skills: Outdoor Fashion, Pimcore, WordPress, JTL, Tech Lead, Inventory Management
Jan 2012 - Present
13 years 8 months
Germany

Senior Web Developer & IT Consultant

Self-Employed / Sole Proprietorship

Implementation of custom web and e-commerce solutions, design of complex IT systems, and support of IT infrastructures.

Jan 2010 - Dec 2012
3 years
Bensheim, Germany

Web Developer & IT Project Manager

BALDUR-Garten GmbH

Further development of online shops, graphic and image editing, and coordination of external service providers.

Jan 2009 - Dec 2010
2 years
Viernheim, Germany

Web Developer

wob AG

Extending existing web applications, B2B customer support, and software analysis.

Jan 2007 - Dec 2009
3 years
Mannheim, Germany

Web Developer

Kuehlhaus AG

Creation of custom websites and event management solutions, including technical training management.

Jan 2007 - Dec 2007
1 year
Weinheim, Germany

Web Developer

ekaabo GmbH

Development of community software and administration of Linux servers.

Jan 2004 - Dec 2006
3 years
Mannheim, Germany

IT Specialist / Web Developer

altagena GmbH

Development of prototypes and web applications using PHP and client-server technologies.

Jan 2001 - Dec 2004
4 years
Kusel, Germany

Application Development

TransWare AG

Training as an IT specialist focusing on application development at TransWare AG in Kusel.

Bensheim, Germany

Managing Director, Fullstack Developer, Software Architect

TechSigns GmbH

Leadership and technical design in implementing custom IT solutions, e-commerce projects, and system integrations.

Summary

Jens Schärer is a Fullstack Web Developer and Software Architect with over 20 years of experience delivering complex IT and e-commerce solutions. He helps companies design, develop, and optimize software systems, as well as migrate and digitize business processes across various industries.

Languages

German
Native
English
Advanced
French
Elementary

Education

Oct 2001 - Jun 2004

TransWare AG

IT Specialist, focus on application development · Application Development · Kusel, Germany

Certifications & licenses

Pimcore Certified Senior Developer

Pimcore

Shopware Certified Developer

Shopware

Zend Certified Engineer PHP

Zend

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