Dennis Lapuschkin
Summary
Experienced freelance software developer with over 5 years of expertise in designing and building scalable web applications, APIs, and cross-platform mobile apps. Specialized in the MEAN stack (Angular, Node.js, MongoDB, TypeScript), cloud infrastructures (GCP, Azure), and DevOps workflows with Docker alongside agile development practices. Project-oriented, quality-driven, and solution-focused — with an industry focus on healthcare, e-commerce, and custom software.
Industry knowledge
- E-Commerce
- Medical Industry
- Event Industry
- Custom Software
Expertise
Confident in agile development processes and the Scrum framework
Cross-industry project experience across healthcare, e-commerce, and ERP systems
Able to adapt quickly and work effectively within a team
High motivation and initiative
In-depth understanding of fundamental principles and practices in software engineering
Project overview
Geschenkzeitung.de
E-Commerce·2023–today·3 years of collaboration
Fullstack developer
Geschenkzeitung.de: Modern E-Commerce with Angular PWAMaintenance and enhancement of a service-oriented architecture based on Node.js and Angular. Focus on clean code structures through the targeted use of design patterns and seamless integration of external APIs.
SGBU mbH
Medical Industry·2023–today·3 years of collaboration
Fullstack developer
Development of a data management system in the medical fieldFurther development and maintenance of a web-based master data management system for medical facilities using the MEAN stack. Implementation of new features, architecture optimization, and integration of NgRx/RxJS for efficient state management and reactive data flows. Contribution to DevOps processes and technical documentation.
ProDocMed UG
Medical Industry·2023–today·3 years of collaboration
Fullstack developer
UroStatistix: Quality Management for Urine MicrobiologyFurther development and maintenance of a statistical modeling tool for healthcare applications based on the MEAN stack. Implementation of new features and architecture optimization. Collaboration on DevOps processes and technical documentation.
AB SportEvent GmbH
Event Industry·2023–today·3 years of collaboration
Fullstack developer
EventManager – ERP System for Tour Operators in the Sports Event SegmentOptimization and enhancement of an existing ERP system for tour operators in the sports event segment. Implementation of features for planning, booking, execution, and billing of sports events, along with integration of external service providers. Iterative refinement of the PHP/MySQL architecture in an agile process.
Additional Projects
Custom Software, Medical Industry
Additional References
Technical skills
| Technical Skill | Experience (years) | Last Used |
|---|---|---|
| Programming Languages | ||
JavascriptJS, ES6, ECMAScript, Java Script | 6 yr. | 2026 |
PHP | 6 yr. | 2026 |
TypeScriptTS, Type Script | 4 yr. | 2026 |
Dart | 4 yr. | 2024 |
| Mobile App development | ||
Flutter | 4 yr. | 2024 |
| Database Technologies | ||
MySQLMy SQL | 6 yr. | 2026 |
MongoDBMongo DB | 4 yr. | 2026 |
| Integrations & Services | ||
REST APIREST, RESTful, HTTP API | 4 yr. | 2026 |
| Backend Development | ||
Node.JSNodeJS, Node, Node.js | 4 yr. | 2026 |
ExpressExpress.js, ExpressJS | 4 yr. | 2026 |
Symfony | 4 yr. | 2024 |
Laravel | 4 yr. | 2024 |
| Frontend Development | ||
HTMLHTML5, HTML 5 | 6 yr. | 2026 |
CSSCSS3 | 6 yr. | 2026 |
AngularAngular 2+ | 4 yr. | 2026 |
VueJSVue.js, Vue JS | 4 yr. | 2024 |
| Cloud & Infrastructure | ||
Google Cloud RunCloud Run | 4 yr. | 2026 |
Google Cloud Platform GCPGCP, Google Cloud | 4 yr. | 2026 |
Docker | 4 yr. | 2026 |
Azure CloudMicrosoft Azure | 4 yr. | 2026 |
| Tools & Administration | ||
NPMNode Package Manager | 6 yr. | 2026 |
Git | 6 yr. | 2026 |
Azure DevOpsADO, Azure Pipelines | 4 yr. | 2026 |
GitHubGit Hub | 4 yr. | 2026 |
Atlassian JIRA | 4 yr. | 2024 |