Alexandru Cristian Marin Covici
Available to hire
Hi, I’m Alexandru (Alex) Marin Covici. I’m a Front-End Developer based in Bucharest with 3+ years of experience building responsive web applications using Angular, TypeScript, JavaScript, HTML5, and CSS3. I excel at delivering clean, scalable UI components, improving front-end performance, and crafting pixel-perfect designs with modern UI/UX practices.
I’m known for collaborating well with Agile teams to ship reliable, maintainable digital products, and for boosting user engagement by focusing on usability and speed. In my free time I enjoy refining design systems and learning new frontend techniques to stay ahead of evolving web standards.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Fluent
French
Advanced
Japanese
Beginner
Work Experience
Freelancer – Cyber Security Specialist at Self-employed / Freelancer
January 1, 2023 - November 2, 2025Developed and deployed CyberShield AI, a cybersecurity platform using React and Python with an AI/ML-based anomaly detection engine that cut false positives by 37% and improved threat mitigation speed by 52%.
Frontend Developer at Freelancer / Client projects, Bucharest, Romania
January 1, 2022 - November 2, 2025Developed responsive web applications using Angular, TypeScript, HTML5, and CSS3; improved UI/UX engagement by 30%.
Retail Associate at S.C. Fraher Retail / Intertoyzone S.R.L
October 1, 2019 - October 1, 2019Built strong customer relationships and optimized sales processes; handled daily transactions and payment processing.
Furniture Maker at S.C. Soft Room Design S.R.L
June 1, 2016 - June 1, 2016Designed custom furniture according to client requirements; coordinated workflow and optimized production tasks.
Frontend Developer at Freelancer (Self-employed)
January 1, 2022 - PresentDeveloped responsive web applications using Angular, TypeScript, HTML5 and CSS3. Improved UI/UX, built reusable components, optimized rendering performance, and collaborated with clients to refine requirements to deliver high-quality interfaces.
E-commerce Assistant at SC Voendbert COMS SRL
October 1, 2019 - February 1, 2025Managed customer data using Microsoft Office tools; edited and restored digital images using Adobe Photoshop; oversaw e-commerce operations, including order processing and inventory updates.
Retail Associate at SC Fraher Retail / Intertoyzone SRL
June 1, 2016 - October 1, 2019Built strong customer relationships and optimized sales processes; handled daily transactions and payment processing.
Furniture Maker at SC Soft Room Design SRL
January 1, 2015 - June 1, 2016Designed custom furniture according to client requirements; coordinated workflow and optimized production tasks.
Frontend Developer at Freelancer
January 1, 2022 - PresentDeveloped responsive web applications using Angular, TypeScript, HTML5 and CSS3. Improved UI/UX performance and engagement by 30%. Built reusable components and optimized rendering performance. Collaborated with clients to refine requirements and deliver high-quality interfaces.
E-commerce Assistant at S.C. Voendbert COMS S.R.L
October 1, 2019 - February 1, 2025Supported e-commerce operations, order processing and customer support, contributing to streamlined online sales processes.
Retail Associate at S.C. Fraher Retail / Intertoyz One S.R.L
June 1, 2016 - October 1, 2019Built strong customer relationships and optimized sales processes. Handled daily transactions and payment processing.
Furniture Maker at S.C. Soft Room Design S.R.L
January 1, 2015 - June 1, 2016Designed custom furniture according to client requirements. Coordinated workflow and optimized production tasks.
Retail Associate at S.C Fraher Retail / Intertoyzone S.R.L
June 1, 2016 - October 1, 2019Built strong customer relationships; handled daily transactions and payment processing.
Furniture Maker at S.C Soft Room Design S.R.L
January 1, 2015 - June 1, 2016Designed custom furniture according to client requirements; coordinated workflow and optimized production tasks.
Education
Bachelor’s Degree in Cybernetics, Informatics and Economic Statistics at Academy of Economic Studies, Bucharest
January 1, 2019 - November 2, 2025Technological High School at Constantin Brancusi Technological High School
January 1, 2010 - January 1, 2014Bachelor's Degree in Cybernetics, Informatics and Economic Statistics at Academy of Economic Studies, Bucharest
January 1, 2019 - December 16, 2025Technician in Furniture and Interior Design at Constantin Brancusi Technological High School, Bucharest
January 1, 2010 - January 1, 2014Bachelor's Degree in Cybernetics, Informatics and Economic Statistics at Academy of Economic Studies, Bucharest
January 1, 2019 - December 16, 2025High School Diploma at Constantin Brancusi Technological High School, Tulcea
January 1, 2010 - January 1, 2014Bachelor's Degree in Cybernetics, Informatics and Economic Statistics at Academy of Economic Studies, Bucharest
January 1, 2019 - January 3, 2026High School Diploma at Constantin Brancusi Technological High School
January 1, 2010 - January 1, 2014Qualifications
Frontend Developer – CTRL+N
January 1, 2022 - November 2, 2025Angular Developer – CTRL+N
January 1, 2023 - November 2, 2025Junior Penetration Tester / Ethical Hacking – CTRL+N
January 1, 2024 - November 2, 2025Frontend Developer
January 1, 2022 - December 16, 2025Angular Developer
January 1, 2023 - December 16, 2025Frontend Developer – ctrl+ n
January 1, 2022 - December 16, 2025Angular Developer – ctrl+ n
January 1, 2023 - December 16, 2025Frontend Developer – ctrl+n (2022)
January 1, 2022 - January 3, 2026Angular Developer – ctrl+n (2023)
January 1, 2023 - January 3, 2026Industry Experience
Computers & Electronics, Software & Internet, Professional Services, Media & Entertainment, Retail, Education
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Hire a Front-End Developer
We have the best front-end developer experts on Twine. Hire a front-end developer in Bucharest today.