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Mark
@metholyn
Level 2
Full Stack Web Developer, Chatbot Developer
Ukraine
Russian, Ukrainian, English, German
About me
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!
Skills
Mark
$10/hour
Offline •
Average response time: 1 hour
See my services
Rule Based Chatbots
I will develop a custom telegram bot
Custom Websites
I will develop a custom website
Want to work on an hourly basis?
Tell Mark what you need.
$10
/
hourPortfolio
15 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 15 Reviews
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Most relevant
saxonpatriot
Repeat Client
United States
Working with Mark was a seamless experience. He took a complex vision for a custom-built internal platform and turned it into a high-functioning, intuitive reality. His attention to detail regarding the user interface and resource management was exceptional. If you need a developer who understands both...
Helpful?
faithannmarie27
United States
Great experience working with this seller. He helped migrate my website to Squarespace set up Cloudflare and configure my Gmail Workspace DNS records. Communication was fast, professional, and very helpful throughout the process. I really appreciated his patience answering questions and explaining things...
Helpful?
funone32
Canada
When it came to this project, it was absolutely imperative that skillset matched my passion behind the design. Mark exceeded every expectation I've ever had in any web build project, and I've had many. An absolute professional and pleasure to work with.
Helpful?
jonashertz
Repeat Client
Sweden
Mark delivered another iteration of an excel add in project with arrow data insertion to excel that required knowledge of excel add in library and Apache arrow library. Mark finalized a working frontend that now can connect to my backend via api and then excel sheet from my description.
Helpful?
jonashertz
Repeat Client
Sweden
Mark developed a frontend that connected to my custom API. Everything went smooth and the integration was exactly what I asked for. Mark delivered on time and was easy to work with mostly over messages but with video calls if needed.
Helpful?
