John Gkioulekas
Larissa,42
Summary
Dynamic Full Stack Web Developer with a proven track record at Church Of Saints Constantine And Hellen, leveraging JavaScript and SQL to enhance website performance. Expert in responsive design and cloud service integration, I excel in optimizing applications and collaborating with teams to deliver innovative solutions. Strong problem-solving skills drive my commitment to excellence.
Transitioning to new field with background in developing interactive and responsive web applications in fast-paced environments. Skilled in leveraging both front-end and back-end technologies to create seamless user experiences and efficient system operations. Seeking to apply technical expertise and problem-solving abilities in new and challenging role.
Overview
1
1
year of professional experience
Work History
Full Stack Web Developer
Church Of Saints Constantine And Hellen
01.2024 - Current
- Used Javascript, SQL and HTML to develop app-solutions.
- Increased website performance by optimizing front-end and back-end code for faster loading times.
- Applied responsive design principles to ensure consistent display and functionality across a wide range of devices, including mobile phones, tablets, and desktop computers.
- Monitored application performance continuously to proactively identify bottlenecks and implement necessary optimizations before issues arose in production environments.
- Maintained complex technology infrastructure and collaborated with product team to implement new features and strategically plan for future products.
- Reviewed code, debugged problems, and corrected issues.
- Provided software application engineering and maintenance for development lifecycle.
- Developed functional databases, applications and servers to support websites on back-end.
- Developed user-friendly web forms with validation and error handling.
- Inspected equipment, assessed functionality, and optimized controls.
Education
Bachelor of Science - Digital Systems
University Of Thesally
Larissa, Greece07-2026
Skills
- Programming languages: java, C#, net, Python
- Databases: oracle, SQL server, MongoDB
- Front-end programming: HTML5, CSS3, AJAX
- Cloud service integration
- Reactjs proficiency
- Expressjs familiarity
- Front-end frameworks
- Back end development
- Wordpress
Hobbies And Interests
Highly experienced in electronics and repair, as well as 3D modeling and art.
Timeline
Full Stack Web Developer
Church Of Saints Constantine And Hellen
01.2024 - Current
Bachelor of Science - Digital Systems
University Of Thesally
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