I’m Ádavid Árvai, a full stack developer and junior software engineer with experience building responsive web applications using React and modern JavaScript. I’ve worked on projects that include REST APIs, secure authentication with JWT, CRUD operations, and database-backed features with MySQL—always aiming for clean structure and a smooth user experience.

Árvai David

I’m Ádavid Árvai, a full stack developer and junior software engineer with experience building responsive web applications using React and modern JavaScript. I’ve worked on projects that include REST APIs, secure authentication with JWT, CRUD operations, and database-backed features with MySQL—always aiming for clean structure and a smooth user experience.

Available to hire

I’m Ádavid Árvai, a full stack developer and junior software engineer with experience building responsive web applications using React and modern JavaScript. I’ve worked on projects that include REST APIs, secure authentication with JWT, CRUD operations, and database-backed features with MySQL—always aiming for clean structure and a smooth user experience.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Hungarian
Fluent
Romanian, Moldavian, Moldovan
Intermediate
English
Intermediate

Work Experience

Service & Sales Engineer at UPS Systems
January 1, 2025 - Present
Installed, configured, and maintained complex power supply systems. Troubleshot hardware and software issues in production environments, diagnosing and resolving technical problems in complex electrical and electronic systems. Communicated with clients to understand technical needs and provided solutions, while preparing technical documentation and supported solution planning.

Education

Computer Science at Sapientia Hungarian University of Transylvania
January 1, 2021 - January 1, 2025

Qualifications

IBM Web Development Fundamentals
January 11, 2030 - September 1, 2026
IBM Introduction to UX Design
January 11, 2030 - September 1, 2026
IBM Cybersecurity
January 11, 2030 - September 1, 2026

Industry Experience

Software & Internet, Healthcare, Professional Services, Computers & Electronics