Senior Next.js developer forSaaS product teams
I build and ship production Next.js applications. Today that means commercial work at Novoresume and Krumzi, the AI-native SaaS I built from scratch. Seven-plus years of engineering, available as a remote B2B contractor for teams in Europe and the US.
NEXT.JS IN PRODUCTION
Established product · Built from scratchCurrent · Established product team
Novoresume
Full-Stack Engineer on the web platform and in-house CMS, using React, Next.js and TypeScript.
- New marketing pages built from Figma designs
- Reusable components for the internal UI library and design system
- CMS feature development
- Technical and on-page SEO across multiple web services
Founder · Built from scratch
Krumzi
An AI-native design SaaS built on Next.js, with full product ownership.
- Complex browser-based design and video editor
- Structured, editable AI output
- Video and media engineering with Remotion
- Auth, billing, usage limits and infrastructure
CAPABILITIES
6 areasNew SaaS products and MVPs
From an empty repo to a launched product: auth, billing, data model, deployment.
App Router architecture
Server components, caching, route handlers and data fetching set up so the app stays fast as it grows.
SEO-ready rendering
Static and server rendering for pages that need to rank, with metadata, sitemaps and structured data.
Performance and Core Web Vitals
Bundle size, image strategy and rendering choices that keep real-user metrics in the green.
Features in existing codebases
I read the code first, follow its conventions and ship without rewriting what works.
Full-stack when needed
Node.js, Supabase/PostgreSQL and cloud infrastructure behind the Next.js frontend.
RELEVANT WORK
Case studies- 01KrumziBuilt an AI-native design platform where a prompt becomes a real, structured design that stays fully editable, not a flat generated image.Founder & Product EngineerAI-native / Structured design output / Browser editor / MCP integration
- 02ChurchableJoined an existing SaaS and shipped an AI-powered workflow that turns long sermon videos into suggested short-form clips.Freelance Product EngineerExisting codebase / AI video / Remotion editor / Media optimization
- 03Troof.aiOwned the engineering of a B2B SaaS end to end: architecture, frontend, backend, database, infrastructure and deployment.Sole EngineerFull ownership / B2B SaaS / Founder collaboration / Concept to production
WHY WORK WITH ME
Credibility- W1Current commercial Next.js work at Novoresume: web platform, CMS, UI components and SEO.
- W2Krumzi, Churchable and Troof.ai are all Next.js products I built or extended in production.
- W3I own the whole path (frontend, backend, deployment), so there are fewer handoffs.
- Experience
- 7+ years, senior full-stack
- Current
- Full-Stack Engineer at Novoresume
- Core stack
- React, Next.js, TypeScript, Node.js
- Data / infra
- Supabase, PostgreSQL, AWS, Vercel
- Recognition
- Official Remotion Expert ↗
- Enterprise
- WHO, Metro Digital, HSBC, Thales France, Schneider Electric
FAQ
B2B · Time zones · CodebasesQ1Do you work as a B2B contractor?
Yes. I invoice as a business and work on remote B2B contracts, short or long-term.
Q2Can you join an existing Next.js codebase?
Yes, most contract work is exactly that. Churchable is an example: I joined an existing Next.js/React app and shipped a new AI video feature.
Q3Pages Router or App Router?
Both. I'll recommend migrating only when it pays for itself.
Q4Which time zones do you cover?
I'm based in Bucharest (EET). I overlap fully with European teams and keep regular overlap hours with US teams.
CONTACT
Reply within one business dayNeed an experiencedNext.js product engineer?
I work with SaaS companies and product teams on new products, complex features, AI-native experiences, and React / Next.js / TypeScript development. I’m available for remote B2B contract work, including long-term engagements with teams in Europe and the US.
hello@andreiterteci.com↗