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Konstantin D.
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Konstantin D.

Online Marketplaces and E-Commerce Expert

With over 15 years of web development experience, I have strong expertise in the development of online marketplaces and E-Commerce applications. Aside of the fully custom implementations I have worked with the following multivendor platforms : • Sharetribe Go • Sharetribe Flex ( vetted partner of Sharetribe ) • WordPress + WooCommerce • CS-Cart Multivendor • Medusa js • Mailchimp Open Commerce ( formerly - Reaction Commerce ) Payment gateways experience : • Stripe • Paypal • Adyen • Mangopay • Paystack Programming languages and frameworks: • Ruby ( Ruby on Rails ) • JavaScript ( Node js, React js, Vue js ) • PHP ( WordPress ) Databases: • MySQL ( former employee of MySQL AB ) • PostgreSQL • Oracle I have the real life experience and necessary personal skills to succeed in a competitive environment and to sell high value solutions in a consultative manner. It allows me to propose our solutions: ✔️ Rapid MVP development from scratch in tight deadline and shoestring budget ✔️ Open source cost-efficient custom Marketplace tailored to your needs ✔️Project, Service, Booking or hybrid type marketplace development I know the pitfalls and difficulties awaiting and know how to avoid them to skyrocket your project, test the market, gain feedback and find investors (in case you are looking for them).

🇺🇦Kharkov, Ukraine$40/hr100% JSS4.81 (66)Since Sep 2010
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Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#19,522 / 412k
🇺🇦Country#1,489 / 14.3k
Revenue, last 30 days
$0
Total earnings
$170k

Billed in all: $175k

World#19,522 / 412k
🇺🇦Country#1,489 / 14.3k
Per project
$2.2k

$0 in the last 6 months

Projects, last 6 months
1

Across 3 contracts

67% fixed33% hourly
World#128,092 / 412k
🇺🇦Country#4,718 / 14.3k
Projects in all
79

Across 102 contracts

66% fixed34% hourly
World#37,267 / 412k
🇺🇦Country#1,746 / 14.3k

Earnings, last 30 days

$175kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$172k$174k$176k$178kOct 8Oct 23Nov 7

Skills