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Mark
@metholyn
Level 2
Full Stack Web Developer, Chatbot Developer
Ukraine
Russisch, Ukrainisch, Englisch, Deutsch
Über mich
Hi, I’m Mark — a certified full-stack developer with 3+ years of experience building high-performance websites, mobile apps, and automation bots using modern tech. I guarantee clean code, fast communication, and 100% satisfaction. Message me to discuss your project!
Kompetenzen
Mark
15 $/Stunde
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
Benutzerdefinierte Websites
I will develop a custom website
Regelbasierte Chatbots
I will develop a custom telegram bot
Möchtest du auf Stundenbasis arbeiten?
Erzähle Mark, was du brauchst.
15 $
/
StundePortfolio
Arbeitserfahrung
Full Stack Developer
Upwork • Freiberufler
Aug 2022 - Present • 4 yrs
• Led end-to-end development of custom web applications, mobile apps, and Telegram bots — from system architecture to deployment and support. • Built scalable full-stack applications using Next.js, React, Node.js, and Supabase/PostgreSQL. • Developed custom APIs, CRM integrations, payment systems, and automation tools for international clients. • Designed high-availability backend microservices and databases with Prisma ORM and Docker. • Maintained high client satisfaction through clear communication, agile delivery, and reliable post-launch support.
27 Bewertungen
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Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
1–5 von 27 Bewertungen
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funone32
Kanada
Laufende Zusammenarbeit
Another absolutely fantastic experience with Mark. This time a massive upgrade to the already amazing website he developed for us before and the functionality, and the final result was far better then anticipated. Mark really gets it!
Hilfreich?
kristopherathey
Vereinigte Staaten
Laufende Zusammenarbeit
Wow. All I have to say is I am INCREDIBLY impressed. Mark went above and beyond in every sense of the way. When I presented him my concept, he presented me back a demo that was significantly more polished and professional. He accommodated every single change I requested and executed my design perfectly....
Hilfreich?
funone32
Kanada
Laufende Zusammenarbeit
This was an emergency project due to a server issue with the host. Mark jumped on the issue right away and in record time, got the website back up and running perfectly! Excellence and quality! Cant be more grateful!
Hilfreich?
alecdaviess
Großbritannien
Mark was very easy to work with - great attitude he got on with the work and listened to all my requests and delivered them. Communication is good, and delivery is nice and quick and passive. The code was great - got the idea out of my head straight away
Hilfreich?
sibugjoshua
Philippinen
Mark was so easy to work with. It didnt even take him 5 days to complete. It was only over 2 days and the project was completed. I even requested for additional changes and he happily worked on those. I will be working with Mark more.
Hilfreich?
