Nikolay K.
Concrete5 CMS Expert: AI-Driven Development, Maintenance & Audits
I have expert skills in Concrete CMS (as known as Concrete5) and offer just about everything from building complex websites from scratch to developing tailor-made add-ons and themes, core updates and emergency repairs. I specialize in custom development as a service and I can handle any task that is related to extending the core functionality of your web application, as well as provide tech support for your Concrete5 CMS websites, including software error fixing, security advisory, functional reworking, hosting parameters customizing, page speed optimization and performance audit. I leverage AI‑powered pair programming and agentic workflows to handle routine development tasks, so I can focus my deep‑expertise hours on architecture and complex logic, delivering robust solutions faster, without sacrificing quality, and at a better value for you. If you have a project, task, or update you want to get done - just drop me a message, and I'll get back to you as soon as possible.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $1.4k
Billed in all: $94,605$95k
$350 in the last 6 months
Across 115 contracts
Earnings, last 30 days
Skill rankings: Top 13% in Jade Pug
Ranked by MRR among everyone on Upwork with the skill.
- Jade Pug24 freelancers · 🇦🇲 #1Top 13%🇦🇲#1 of 1
- Concrete5 CMS20 freelancers · 🇦🇲 #1Top 15%🇦🇲#1 of 1
- #6SilverStripe CMS19 freelancers · 🇦🇲 #1Top 32%🇦🇲#1 of 1
- #14Doctrine ORM56 freelancers · 🇦🇲 #1Top 25%🇦🇲#1 of 3
- #43webpack250 freelancers · 🇦🇲 #2Top 17%🇦🇲#2 of 9
- #207Sass1,305 freelancers · 🇦🇲 #7Top 16%🇦🇲#7 of 24
- #225SCSS1,459 freelancers · 🇦🇲 #6Top 15%🇦🇲#6 of 45
- #1,180Back-End Development4,183 freelancers · 🇦🇲 #7Top 28%🇦🇲#7 of 31