👋 Hi there, I'm
ErtugrulKurnaz.
Software Engineer
I build reliable, scalable applications. Based in Düsseldorf with 7+ years of experience turning complex problems into clean solutions.
7+
Years Experience
20+
Projects
5
Companies
About
I'm a software engineer based in Düsseldorf, Germany. I specialize in building modern web applications with React, Vue.js, and Spring Boot. I enjoy solving complex problems and creating clean, maintainable code.
7+
Years Experience
5
Companies
Certifications
- Generative AI: Foundation Models and Platforms
- Certified Kubernetes Application Developer (CKAD)
- BSI Masterclass — CRM
Tech Stack
Frontend
React
Vue.js
Angular
Next.js
TypeScriptBackend
Java
Spring Boot
NestJS
QuarkusDatabase
PostgreSQL
MongoDB
MySQLDevOps
Docker
Kubernetes
GitHub Actions
GitLab CI/CD
KeycloakTesting
Jest
Vitest
JUnitTools
SonarQube
OpenAPI
Storybook
NxExperience
Software Engineer
At adesso SE, one of Germany's leading IT consulting firms, I contribute to software development and technical consulting across multiple client projects in agile, cross-functional teams.
adesso SE
Software Developer
As a full-stack developer at immocloud, a Düsseldorf real estate SaaS startup, I worked across the Vue.js frontend, Spring Boot backend, and a React Native mobile app in an Agile Scrum team.
immocloud GmbH
Technical Consultant
As a remote technical consultant, I customized and rolled out JustRelate's PiSA Sales CRM for multiple clients, covering requirements workshops, integrations, data migrations, and support.
JustRelate Germany GmbH
Software Developer
At DGN, a long-established digital-infrastructure provider for the German healthcare sector, I modernized a practice-management cockpit for medical practices and contributed to a secure clinical-messaging platform and an e-signature card portal.
Deutsches Gesundheitsnetz Service GmbH
Software Developer
At PlanSo, an ERP SaaS provider for automotive body and paint shops, I grew from intern to full-time developer, led the PHP 5 to 7 migration, and managed remote Raspberry Pi deployments.
PlanSo GmbH
Student (Research)
During a six-month research exchange at Osaka Institute of Technology, I independently built a 2D Android arcade game in Unity with C#.
Osaka Institute of Technology
University Student (B.Sc. Information Science)
Bachelor's degree in Information Science, focused on electrical engineering, programming, and software development.
University of WuppertalCore Competencies
Full-Stack Development
Building end-to-end applications across frontend, backend, and infrastructure.
Software Architecture
Designing scalable, maintainable systems that grow with the business.
Technical Consulting
Advising clients on technology choices and translating requirements into solutions.
Agile Collaboration
Working in cross-functional Scrum teams to deliver iteratively and transparently.
UI/UX Design
Crafting intuitive, accessible interfaces with attention to detail.
Team Mentoring
Supporting teammates through code reviews, pairing, and knowledge sharing.
Projects
AI-Powered Damage Cost Estimator
A web tool that estimates vehicle body-repair costs from photos, using cloud vision APIs to automate what used to be a manual damage assessment.
E-Signature Card Portals
Online portals for ordering and managing electronic signature cards for healthcare professionals, built to meet strict healthcare-sector compliance rules.
Practice Management Cockpit
A ground-up rebuild of a legacy cockpit that lets medical practices monitor and manage secure communication services from a single dashboard.
DATEV Export Module
An export module letting landlords hand off DATEV-compliant financial data to tax advisors automatically, replacing a manual export process.
Digital Handover Protocols App
A mobile app for digitizing property handover protocols, with photo documentation and legally-binding digital signatures on-site.
Mobile Finance Module with AI-Powered OCR
A mobile finance module for a real-estate management app, using AI-powered OCR to scan receipts by camera and cut manual data entry for property managers.
adErika — AI Test Data Generator
An internal API service that uses AI to generate realistic media and structured test data for development and QA, cutting down manual test-data prep.
Internal Competency Portal
A web app replacing a company-wide skills matrix previously managed in spreadsheets, making skill gaps and development needs visible at a glance.
adesso Document Generator
An internal tool for generating polished PDF documents from customizable templates, with a live preview editor and multi-tenant support.
BSI CRM for M-net Telekom
A CRM system rollout and ongoing enhancement for a German telecom provider, covering customer, contract, and order management with integrations to internal systems via SOAP, REST, and messaging.