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BigTree108

Next.js development services

Next.js development services for web applications, SaaS products, e-commerce storefronts, marketing sites, customer account areas and AI product interfaces, full-stack Next.js with its own API, and migrations from older React projects, with dedicated Next.js developers for your team or a Next.js project delivered end to end.

What we build with Next.js

  • Next.js web applications

    App Router applications with React Server Components, server actions and streaming, sign-in through Better Auth, Clerk or your identity provider, and TypeScript end to end.

  • Storefronts on Next.js

    Headless shops on Shopify, commercetools, BigCommerce, Medusa or a custom backend, with product and category pages rendered on the server for search engines and the cart and checkout kept fast on phones.

  • SaaS front ends and dashboards

    Signed-in product interfaces with data tables, charts, filters and role-based navigation, fed by server components or TanStack Query, for products people use all day.

  • Marketing sites that rank

    Statically generated and server-rendered pages with clean HTML, structured data and fast first loads, edited in Sanity, Contentful, Storyblok or Payload and translated with next-intl.

  • Full-stack Next.js

    Route handlers and server actions over PostgreSQL with Prisma or Drizzle, background work in queues, and deployment to Vercel or to containers on Azure, AWS or Google Cloud.

  • Account areas and onboarding flows

    Signed-in areas for banking, insurance and healthcare customers: multi-step onboarding and identity checks, document upload and statements, with sessions held on the server and a strict content security policy.

  • AI product interfaces

    Chat, assistants and generative features built with the Vercel AI SDK: streamed answers, tool calls shown to the user as they happen, and model keys kept on the server.

  • React component libraries

    Shared components on shadcn/ui, Radix and Tailwind CSS, documented in Storybook with accessibility checks on every component and reused across products.

  • Migrations to Next.js

    Single-page React apps, Gatsby sites and older Pages Router projects moved to the App Router route by route, with nothing released half-migrated.

Hire Next.js developers

  • Dedicated Next.js developers

    Next.js developers who join your team full time, work in your repositories, tracker and meetings, and report to your lead. You interview them; we carry the Ukrainian contract, payroll, invoicing and leave.

  • Next.js project delivery

    A team that takes the Next.js project from scope to release: estimate, build, tests and deployment, with a technical lead on our side who owns the plan and the quality.

  • Next.js support and take-overs

    An existing Next.js system taken over from another team or kept running: a read-only review and a written list of risks first, then fixes and new features in order of impact.

The dedicated team page explains how specialists join your team, and the outsourcing page covers project delivery, take-overs and how we charge.

Who works on your Next.js project

  • React and Next.js engineers

    Applications, storefronts and sites

  • Node.js engineers

    APIs, queues and integrations behind the front end

  • UI and UX designers

    Figma design systems

  • QA engineers

    Playwright end-to-end suites

How we work on Next.js

TypeScript in strict mode, server components by default and client components only where the page needs interactivity, accessibility checked on every component, Core Web Vitals measured on field data from real visitors, and Playwright suites that run before every release.

Developers work in your repositories, your tracker and your process. The Ukrainian contract, payroll, invoicing and leave stay with us, and everything they write is assigned to you.

Other frameworks we work in

Frameworks overview

Questions about Next.js development

Which industries do your Next.js developers work in?

Mostly e-commerce and retail: storefronts, marketplaces and product catalogues. Then SaaS and business software, with product dashboards and admin interfaces; fintech and insurance, with account areas, onboarding and quote flows; healthcare, with patient portals and booking; AI products, with chat and assistant interfaces; adtech and marketing, with landing pages and campaign tools; and media, with content and subscription sites.

Do you have Next.js developers on the team?

Yes. React and Next.js engineers on our team build sites, applications and storefronts.

Will a Next.js site rank better in search?

Server rendering and static generation give search engines and AI crawlers complete HTML on the first request, which a client-rendered app does not. Ranking still depends on the content, but the technical basis is right from the start.

How quickly can Next.js developers start?

When the right Next.js developer is available, the start is gated only by your interview and the NDA and IP assignment. Otherwise we run a search, which typically produces candidate profiles within two to three weeks, and nobody starts until you have said yes.

How do we hire Next.js developers through BigTree108?

Tell us the work, the seniority and the hours you need. We propose one or two people with their profiles, you interview them the way you would interview your own hire, and you sign one agreement with BIG TREE 108 LLC and receive one invoice a month.

Who owns the work they produce?

You do. Every specialist has a signed contract with BigTree108 that assigns all work product to the company, and our agreement with you assigns it onward. Code, designs and documents are delivered into your own repositories and tools, not kept where only we can change them.

Building on Next.js?

Tell us what the site or app has to do. You get an answer within one business day: a plan, candidate profiles, or a review of the existing project.