JavaScript Experts in Bremen

• Developing automated build and deployment processes for the exclusive front office systems
• Integrating the front office systems into the IT infrastructure
• Developing innovative, user-friendly sales software for financial advisors
• Ensuring quality and flexibility through automation and working with CI/CD
• Working according to DevOps principles
• Operating the software together as a team in the AWS cloud and Azure cloud
• Deploying software artifacts to testing and production environments
• Maintaining the test environments
• Performing error analysis and providing information for further root cause analysis
• Maintaining and supporting the build pipeline
• Supporting load testing
• Coordinating the batch execution schedule with batch automation
• Creating concepts to further develop the software packaging process
• Building and delivering components to partners
• Developing GitLab and Jenkins pipelines for building, deploying and integrating components
• Automating processes with Spring Boot applications with a GUI (Thymeleaf, Angular 19)
• Developing RESTful Spring Boot applications with Kotlin and Angular 19, JDBC and REST accesses, data exchange via SFTP, XML (JAXB)
• Designing components using Domain-Driven Design (DDD)
• Replacing cmd and bash scripts with Spring Boot applications with a GUI
• Replacing Java 8 applications with JSP by Spring Boot 3 applications (Thymeleaf, Angular)
• Implementing frontend and backend authentication via Keycloak
• Writing JUnit tests with Mockito
• Increasing code coverage for SonarQube analysis

• Independently developed an AI-powered MVP to automate content processes
• Created & optimized content with a focus on SEO & quality
• Maintained web & product content in CMS/templates
• Utilized automation & AI solutions for content creation and optimization
• Analyzed & continuously improved content
• Created & edited images using Photoshop
• Developed scripts in Python, HTML, CSS, JavaScript to process and optimize content data

• Designed and implemented scalable data governance frameworks for healthcare, energy, and telecom enterprises.
• Architected data models in Azure Synapse & Power BI, enabling high-performance reporting and scalability.
• Led migration of legacy BI systems to cloud infrastructure, improving efficiency and resilience.
• Acted as a technical consultant, advising clients on architecture improvements and implementation strategies.

• Development of an application suite for AppSource (7 apps) focusing on customs processing & compliance

• Development and maintenance of a cross-platform mobile app with React Native (iOS/Android)
• Planning and implementing new features as well as optimizing existing functionality
• Implementing a native rich text editor (comment feature)
• Creating dynamic tables and charts including animations
• Integrating deep and native linking (Branch.io)
• Setting up and maintaining automated tests with Jest and Maestro
• Conducting code reviews to ensure code quality
• Working with CI/CD processes and automated release pipelines
• Collaborating closely with backend, design, and product teams

• Backend & Frontend development (Full-Stack)
• PHP, MySQL, Laravel, Symfony, Twig, Vue.js, ExtJS, jQuery, JavaScript/TypeScript, HTML5, CSS3, Smarty
• Fact-Finder, Git, Jira, Jenkins, Scrum
• Based on Shopware 5 & 6
• ERP system integration
• Experience with REST APIs
• Developed a Laravel script to migrate all data (products, product images, orders, customers, prices, etc.) from Shopware 5 to Shopware 6
• Able to develop any kind of Shopware 6 and Shopware 5 plugins

• Testing controller ECUs
• Implementing test environment
• Implementing virtual nodes
• Commissioning CANopen network
• Defining and automating test cases
• Designing and implementing LSS automation
• Implementing data exchange between tools
• Porting requirements to XML format for vTestStudio
• Products: CANoe, vTestStudio, Playwright, Cypress, Robot, .NET
• Skills: CAPL, C++, CANopen, concept creation, Python, JavaScript, XML, C#

• Analyzed malware families targeting AI/edge workloads; summarized TTPs and persistence techniques.
• Drafted concise intel briefs with IoCs, MITRE ATT&CK mapping, and host/network detection notes.
• Prototyped Python scripts to normalize telemetry and surface behavior-based indicators.

• Lead Developer / Tech Lead in a large banking group for a complete redevelopment of payment systems
• Rebuilding payment processing in stream processing
• Development and design of cross-border payment stream processing based on Kafka and Kafka Streams
• Development of different input formats for the business team using Drools rules to dynamically adjust validation rules
• Evaluation and comparison of different public cloud providers regarding the databases they offer
• Technologies & Tools: Java 21, Kotlin, Spring Boot, Kafka, Kubernetes, Azure, TDD, JEE, REST, Angular, Spark, Google Cloud, SCDF, PostgreSQL, Drools, Git, S3, MongoDB

• Working on a project related to redundant crisis infrastructure
• Used tech: TypeScript, Node, Java, MongoDB, Kafka

• Development of an e-learning platform as an app for Android and iOS
• Use of Unity to promote eco-friendly interaction with nature for teachers and students

• Completed 60+ projects focused on GIS tools optimization and RF planning and optimization, nominal planning, and coverage gap analysis using advanced tools and digital maps research and ASSET planning technical support and training.
• Latest projects: Brazil rural coverage gap analysis and planning using population density maps and advanced GIS and ASSET planning software.
• Identified top 25 to 30 locations in the country with enough population to propose a new site out of 95 000 on-air sites of all operators.
• Used advanced GIS tools to identify all locations suitable for a new site.
• Completed and submitted report and presentation in June 2022.
• Used GIS tools on Sentinel-2 multiband images for classification of landuse classes and generating usable maps for MYRIAD model and planning tools.
• Proposed optimal plan for Angola in phases 1–3 covering ICT systems and optimization of customer-provided plans.
• Adapted new technologies and tools.
• Planning tools: ASSET (predictions, coverage, statistics) and ASSET Design.
• Mapping tools: QGIS, Global Mapper, MapInfo Pro, Google Earth.
• Database: Oracle Enterprise on Windows and Linux.
• Reporting: MS Word, Excel, PowerPoint.
• Implemented AI/Machine Learning via Python in GIS maps.

UI/UX / Development of custom applications, APIs and WordPress themes in frontend and backend

Technologies and skills: WordPress, WooCommerce, Gulp, MySQL, Ajax, Git, Vanilla JS, Composer, REST, HTML5, CSS3, PHP, Laravel, jQuery, VueJS, LESS, SASS, CSS Animations, UI/UX, Wireframes, Prototyping, Design Thinking, Web Design, App Design, Concepts, Responsive, Cross-Browser, Performance, SEO, Google Adwords

Key projects:

• OBI App UI/UX concept with integrated market navigation including design system build (2019-2020, 12 months)
• SVG animations and landing pages development (2018-2019, 6 months)
• Tönnjes Group websites maintenance and development (2019-present, 28+ months)
• AboutYou shop system concept, design & development (2018, 6 months)
• Tesa website UI/micro-macro interactions and design system (2021, 7 months)
• Sixt limousine service website UI/UX (2018-2019, 5 months)
• WordPress website development and maintenance (2020-2022, 24 months)
• HanseMerkur partners web development and SEO (2023-present)
• VW cars maintenance app concept, design system, wireframing, clickdummies (2023, 6 months)
• Animation design and conception (2020-2022, 2 years)