Dionysios Baltimas
@dionysiosbaltimas
Frontend Software Engineer at Cognizone who modernized enterprise Angular applications through migrations from Angular 11 to 19/20.
GreeceWhat I'm looking for
At Cognizone, I led and contributed to modernizing enterprise Angular applications, including large-scale migrations from Angular 11 to Angular 19/20.
I designed and maintained reusable UI components with Angular, TypeScript, RxJS, SCSS, Angular Material, and Bootstrap. I also translated product and UX requirements into responsive interfaces and worked with REST APIs and backend services.
At Cognizone, I contributed to frontend architecture, migration planning, code reviews, and post-migration stabilization. I was also selected to contribute to frontend implementation and architecture for an EU-agency React-based project.
At FYSIKO AERIO ELLADOS, I developed and maintained Angular features, integrated APIs with backend teams, and implemented responsive layouts and shared libraries. I’m particularly interested in UX engineering and building intuitive interfaces for complex technical systems.
Experience
Work history, roles, and key accomplishments
Frontend Software Engineer
Cognizone
May 2025 - Present (1 year 6 months)
Led modernization of enterprise Angular applications, including large-scale migrations from Angular 11 to Angular 19/20. Designed and maintained reusable UI components and scalable frontend structures using Angular, TypeScript, RxJS, SCSS, Angular Material, and Bootstrap.
Junior Software Developer
Fysiko Aerio Ellados
Apr 2023 - Apr 2025 (2 years)
Developed and maintained front-end features using Angular (12+), ensuring high code quality, performance, and accessibility standards. Collaborated with designers and backend teams to translate wireframes into functional screens and integrate APIs.
Search Ads Evaluator
Telus International
Jul 2019 - May 2022 (2 years 10 months)
Conducted data labeling for machine learning model training and evaluated search ads for accuracy and relevance.
Conducted structured evaluations of search ad content to support machine learning training and reviewed ad relevance, accuracy, and compliance.
Education
Degrees, certifications, and relevant coursework
University of Patras
Diploma, Computer Engineering and Informatics
2015 -
Pursuing a Diploma in Computer Engineering and Informatics at the University of Patras, ongoing since October 2015.
Tech stack
Software and tools used professionally
Availability
Location
GreeceAuthorized to work in
Website
upatras.grSalary expectations
Job categories
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