Web Developer & Product Engineer in Finland
Custom websites, MVPs, and growth-ready digital products.
I help startups, founders, and companies build fast, SEO-optimized websites
and real working prototypes using React, Webflow, or/and Next.js.
📍 Based in Helsinki, working globally with businesses across Europe.
I’m Daria
a freelance full-stack developer and product engineer based in Helsinki, Finland. I work with startups, creative teams, and businesses to design and develop custom websites, MVPs, and digital products that are fast, scalable, and optimized for search.
Whether you're building a React website, launching a Webflow project, or validating an idea with a clickable MVP, I combine deep technical skill with UX thinking and business strategy to deliver results.
I Offer
Website Development
- Custom websites built with React, Next.js, or Webflow.
- Mobile-first, responsive design.
- SEO optimization for Google, voice, and AI search.
- CMS integrations (Sanity, Contentful, Webflow CMS).
- Hosting setup on Vercel, Firebase, Netlify, or AWS.
MVPs & Product Demos
- Design and development of minimum viable products (MVPs).
- UX/UI prototyping, live demos for investor pitches or pre-sales.
- Integration-ready with forms, AI, CMS, payments.
- Ideal for early-stage founders validating product ideas.
Website Upgrades
- Website redesign with better UX and conversion.
- Improve site structure, performance, and SEO metadata.
- Add multilingual support (Finnish, English, more).
- Accessibility and mobile optimization.
Growth Strategy Support
- SEO strategy + keyword research.
- Funnel design, landing page copywriting.
- Basic CRM mapping + email capture integration.
- Setup for long-term growth marketing and lead generation.
Why Me?
- Freelance developer you can talk to — no agency layers
- Fast communication, on-time delivery
- Product thinking baked in (not just code)
- You own the source code, designs, and assets
- Based in Finland, trusted by European clients
- Projects aligned with real business outcomes — SEO, growth, and UX
What You Can Build
Custom Website Development – Webflow or React
MVP Development – Early product prototype or demo
Landing Pages That Convert – Optimized for SEO & performance
SEO & Search Optimization – For Google and AI visibility
Growth & Strategy Add-ons – Funnels, lead gen, and positioning
Startup SEO Packages – From basic optimization to full funnel
Find yourself
- You’re a founder launching something new
- You’re a business owner who wants more than a template
- You need to validate an idea with a working prototype
- You want to rank better in search and show up in AI answers
- You want a reliable dev who speaks business
What People Say
“Daria didn’t just build a site — she understood our business and made it work.”
“From MVP to launch in two weeks. Clean handoff, zero stress.”
“Finally found someone who can code, write copy, and think product.”
Service Packages
Custom website design and development using React, Next.js, or Webflow. I’ll help you plan, design, and build a high-performance website from the ground up — tailored to your brand and goals. Whether you need a marketing site, a company homepage, or a fully dynamic CMS website, I’ll create this fast, mobile-friendly, and SEO-ready.
- Custom responsive layout (no templates)
- SEO optimization (Google & AI search)
- Hosting setup (Vercel, Netlify, or AWS)
- Optional CMS integration (Webflow CMS, Sanity, or Contentful)
- Design based on your brand or created from scratch
Ideal for: startups, small businesses, creatives, personal brands, restaurants
Turn your idea into a working prototype or MVP — fast. Need to validate an idea, pitch to investors, or test a product? I build clickable MVPs and interactive demos with a balance of design, UX, and functionality. You can choose between a Webflow-based demo or a coded MVP using React/Next.js.
- User flows, UX/UI wireframes, or your existing Figma
- Clickable prototype or live build
- Integrations: forms, CMS, payments, AI tools
- Fast turnaround (1–3 weeks typical)
Ideal for: early-stage founders, agencies, accelerators
Redesign and upgrade your existing site for better performance, structure, and visibility. If your site feels outdated, slow, or messy — I can help modernize it without starting from scratch. This includes improving design clarity, mobile UX, metadata, accessibility, and conversion flow.
- UX improvements and UI cleanup
- Visual design update or rebrand
- SEO audit and metadata optimization
- Improved mobile experience
- Optional multilingual/localized setup
Ideal for: growing businesses, freelancers, personal brands, restaurants
Flexible support to keep your website fresh, functional, and optimized. If you already have a website but want someone reliable to maintain and improve it, I offer flexible support packages. This includes small updates, SEO reviews, bug fixes, and content tweaks — monthly or on demand.
- Monthly content or layout updates
- SEO checks and performance audits
- Error fixes and site maintenance
- Analytics insights and funnel tweaks
- Optional design improvements
Ideal for: busy founders, marketing teams, solo creators
No pre-made tiers. I adapt the project scope to your tools, goals, and budget.
Quick Estimate Widget
What do you need?
Choose what you need above.
Let’s Work Together
Looking for a freelance dev who understands websites, product, and growth? Tell me what you're building — I’ll reply within 1 day. Not sure where to start? I’ll help suggest the right path and scope.
📍 Based in Helsinki, working with teams globally
Connect on LinkedIn
Contact me