Next.js Experts in Berlin
, matched in minutes from over 15,000 CVs with the power of AIHire experts who deliver server-rendered React applications, headless commerce storefronts and content-rich platforms with Next.js, TypeScript and modern deployment workflows. FRATCH matches you quickly and precisely with vetted, available freelancers.
Meet FRATCH Experts in Berlin, who have recently used Next.js
Stefan O.
Last position:
Founder at ProtocolEngine.io
Evidence-led health intelligence platform turning published research into personal health protocols. It scores 430 habits, foods, and supplements against the studies behind them, and moves the score when the evidence moves. Built solo.
- Built the daily ingestion pipeline across PubMed, bioRxiv, and medRxiv: 43,000+ papers from 3,400+ journals processed into 230,000+ typed evidence claims, each one traceable back to the study it came from.
- Designed the six-factor evidence scoring model and the public changelog behind it, so no recommendation ever appears without the papers underneath it. 23,000+ grade changes recorded and explained to date.
- Shipped an entity information model connecting every intervention to its mechanisms, biomarkers, and outcomes: 118 biomarkers with region-specific reference ranges, 77 mechanisms, 32 graded outcomes.
- Built the personalisation layer: blood panel ingestion that reads lab PDFs with a vision model and corrects results for draw time against the user's wake anchor, plus Oura, WHOOP, and Withings integration for daily readiness context.
- Operate eleven specialised review agents over the corpus and codebase, covering paper curation, retrieval quality, health-claim compliance across EU and US regimes, and security.
- Shipped the Evidence Assistant, a RAG assistant that answers from the claim database and cites the underlying papers, plus a B2B practitioner tier, an Expo React Native app, and localisation across 3 languages and 7 markets.
Stack: Next.js 16, TypeScript, Supabase, pgvector, Anthropic Claude, Vercel, DeepInfra.
Sascha B.
Last position:
Web Developer at GxPlex
- Built a customized MediaWiki instance, including installation, MySQL database, SSL, and automatic backups
- Set up user roles (Admin, Mod, Verified, User) and a permissions system
- FlaggedRevisions for editorial review workflows · Commenting and rating extensions
Alexandr K.
Last position:
Technical Co-Founder at Dealyv
- Joined the initial development team and helped transform an n8n prototype into a production-ready 0-to-1 product in a fast-paced environment.
- Owned delivery across CRM and Twilio integrations, customer communication workflows, and administrative interfaces.
- Collaborated on AI evaluation, microservice architecture, and other cross-functional product and engineering topics.
- Supported the CEO across VC communications, customer acquisition, product positioning, onboarding, documentation, pricing, and sales.
Anna M.
Last position:
Freelance Frontend Consultant at Mister Spex
- Developed complex React/TypeScript frontend systems for highly customizable lens products.
- Designed internal tooling for validating and managing product configuration constraints.
- Led accessibility initiatives to align customer-facing applications with EU accessibility requirements.
- Worked extensively in large legacy codebases while incrementally improving maintainability and developer experience.
- Collaborated across multiple teams in an international e-commerce environment.
RĂĽdiger S.
Last position:
Full-Stack Software Engineer / Consultant for Digitalization at ARTEVENT
Designed, built, and launched an internal event planning web application used by over 100 department leads for a large event, despite having no dedicated testing phase.
Ensured smooth, failure-free operation during first production use, leading to the tool being adopted for future events.
Automated catering calculations and related workflows, significantly reducing email communication and manual computation effort for meal planning.
Managed deployment and hosting on a Linux server using Coolify, including application setup and runtime operations.
Hired and guided a communication designer on UX while independently owning all technical decisions and implementation.
Murad H.
Last position:
Founder & Technical Lead at Hubpoint.Ai
- Founded an AI-powered scheduling and business-management SaaS for SMBs, owning technology strategy, architecture, product development, UX, billing and go-to-market execution.
- Architected and shipped a multi-tenant platform with REST APIs, RBAC, CRM, billing and notifications, powering the manager dashboard, admin console, booking experience and iOS/Android applications.
- Led and mentored 7 software engineers, 1 DevOps engineer, 1 QA engineer and 1 UX/UI designer, while remaining hands-on across backend, frontend and product delivery.
- Built AI voice and chat agents using Python/FastAPI, OpenAI and Anthropic APIs, RAG, pgvector and tool calling; integrated Twilio, Google Calendar/Meet, Stripe and Firebase.
- Owned production infrastructure and automated delivery across separate environments using Docker, Nginx, GitHub Actions and Grafana; represented the company at accelerators and international startup events.
Selected stack: Python, FastAPI, Node.js, Vue 3, React/Next.js, React Native, PostgreSQL, Redis, Docker
Santhosh K.
Last position:
Freelance Software Engineer at Zalando SE
- Drive migration of enterprise authorization platform from Styra DAS to open-source OPA via Skipper (Zalando's Golang-based ingress proxy) integration
- Optimise k8s resources and integrate native Prometheus metrics with OPA
- Migrate from internal monitoring solution to Prometheus CRs + Dash0
Tech Stack: Java/Kotlin, Golang, Python, Spring Boot, AWS, Kubernetes, Docker, OpenTofu, Prometheus, Grafana
Maciej R.
Last position:
Full Stack Developer (Freelancer) at Runbuggy
- Led development of RunBot AI assistant autonomously using LLM-powered workflow automation (React, TypeScript, Java, MongoDB, NATS)
- Architected TMS platform providing unified transportation management and real-time logistics visibility with AI processing pipelines
- Designed event-driven microservices architecture supporting marketplace
- Drove architectural decisions and technical leadership across full-stack platform development
Hamza K.
Last position:
Academic Research Contributor in Health Sector (Volunteer)
- Acted as technical consultant to optimize multi-layer ensemble models combining ResNet, CNN-BiGRU-Attention, and XGBoost.
- Guided implementation of a Logistic Regression meta-learner to solve class imbalance problems, achieving 92.86% accuracy and 0.9644 AUC on PTB-XL and Chapman-Shaoxing datasets.
Nune I.
Last position:
Fractional CTO at OpsWorker
OpsWorker turns Kubernetes alerts into root-cause analyses, on top of the monitoring a team already runs. I lead the technical side: the agent architecture, the AWS infrastructure it runs on (fully inside EU regions), and the engineering decisions behind it, read-only in the cluster by default, human in the loop for judgment. The stack underneath: Amazon Bedrock and Bedrock AgentCore, agents built with the Strands Agents SDK, the Claude and OpenAI APIs, and the Kubernetes API.
Ibrahim H.
Last position:
Senior Full Stack / AI Engineer at Punktum Digital GmbH
- Context: Healthcare and laboratory teams required faster document analysis, treatment-planning support, and reliable AI workflows for MR/VR-assisted operations.
- Contribution: Built the AI healthcare platform, model/agent workflows, VR-glasses deployment platform, REST APIs, Next.js/React interfaces, and CI/CD pipelines.
- Impact: Delivered a production-ready AI product foundation that improved clinical document review, supported laboratory automation, and made VR fleet deployment manageable across environments.
Tech: TypeScript, Next.js, Node.js, React, Java, Spring Boot, Python, PyTorch, TensorFlow, Docker, PostgreSQL, OpenAPI, GitLab, GitHub Actions.
Erik W.
Last position:
AI Workflow and Process Automation at Self-employed
- Process analysis and target concept: discussions with responsible stakeholders and users, system and handover model, bottleneck analysis and acceptance criteria.
- Defined automation modules, built with AI support using Python/FastAPI, TypeScript/Next.js, SQL/PostgreSQL, Supabase, REST APIs and Webhooks; I am responsible for the specification, acceptance criteria and acceptance testing.
- Document and decision workflows from intake, research and extraction through to decision documents, CRM updates or controlled system actions.
- Quality assurance and handover with test cases, logging, exception paths, operational documentation and knowledge transfer.
Ersin K.
Last position:
Founder & Lead Architect at ORBYNT / 7Style
- Full automation of the software development process: ticket analysis → AI coding agents → pull request → automated code review → deployment
- Multi-tenant architecture with 82 database models and real-time WebSocket monitoring
- Integration of 40+ AI tools with Claude & GPT
- Tech stack: React, TypeScript, Express.js, PostgreSQL, Redis, BullMQ
- Platform in productive use with paying customers
Marcus B.
Last position:
Alpecin.de - Dr. Wolff Group
- Development of a component library based on a design system for several international brands such as Alpecin, Karex, Linola and Plantur 39
- Integration of headless CMS, PIM and commerce solutions
- UI/UX development
- Prototype development
- MVP development
- API design and development
- SaaS development (whitelabel/multi-tenant)
- Headless CMS integration
- Design systems Digital signage
- Internationalization (i18n)
- Javascript
- Component library
- Tailwind CSS
- Storybook
- HTML
- Vue 3
- Storyblok
- Github Actions
- SEO
- i18n Theming
- React
Olaf T.
Last position:
CTO, Shareholder, Agile Coach, Product Owner at fluidx digital GmbH
- Development and rollout of a browser-based platform for camera streaming, augmented reality (AR), and visual computing
- Device-independent camera streaming for smartphones, tablets, desktop PCs, as well as VR and AR headsets
- Ensuring GDPR-compliant hosting in Open Telekom Cloud and other sovereign cloud providers
- Intuitive visual and collaborative features to increase efficiency and integrate smoothly into existing business software
Discover over 15,000 top freelancers
Statistics of experts using Next.js
Aggregated from the professional profiles of matched freelancers.
Experience
16 years (Germany: 15 years)
Position duration
1.8 years
Positions per freelancer
10 (Germany: 11)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Retail, Professional Services
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
97% (Germany: 89%)
Master's degree or higher
51% (Germany: 49%)
Certifications per freelancer
2
Most common languages
English, German, Russian
Speak two or more languages
95% (Germany: 97%)
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Berlin are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Berlin using Next.js
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Next.js experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Retail (47%)
- Professional Services (42%)
- Banking and Finance (40%)
- Media and Entertainment (40%)
- Healthcare (37%)
- Automotive (35%)
- Education (30%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
React foundations
Next.js is a React framework for production web applications. It combines reusable components with routing, server rendering, static generation and API capabilities in one structured environment. Teams use it for public websites, customer portals, SaaS products and commerce experiences that need strong performance and maintainable front ends.
Rendering and delivery
The framework supports server-side rendering, static generation, incremental updates and client-side interactions. This lets teams choose how each page should load and refresh instead of forcing one rendering model across the application. Specialists also work with caching, streaming, metadata, image optimization and edge or server runtimes.
Ecosystem and tooling
Next.js projects commonly connect React, TypeScript, Tailwind CSS, component libraries and headless content systems. Strong professionals also understand data fetching, authentication, testing, observability and deployment on Vercel or comparable cloud infrastructure.
- Configure App Router layouts, loading states and error boundaries
- Connect CMS, commerce, database and identity services
- Set up CI/CD, environment management and production monitoring
Where it fits
Companies bring in Next.js expertise when a React codebase needs a reliable application structure, when a site must combine editorial content with interactive features, or when a product is moving from prototype to production. In Berlin, this can include media, retail, software and platform businesses working with local teams, remote specialists or a hybrid setup.
When to hire a specialist
Freelance expertise is useful for a migration from another React setup, a new application architecture or a performance and search visibility review. It also helps when routing, data ownership, caching or deployment decisions have become difficult to maintain.
- Plan a migration from Pages Router or another front-end stack
- Improve Core Web Vitals, accessibility and technical SEO
- Establish reusable patterns for teams with different skill levels
What strong professionals bring
The best specialists understand more than file-based routing. They make clear choices between server and client components, protect data boundaries, handle loading and failure states, and keep browser JavaScript focused. They explain trade-offs, test critical journeys and leave behind documentation that lets the team operate the application with confidence.
Frequently asked questions
Before you brief your next project: the most common questions about Next.js.
Next.js is used to build React-based websites and web applications, including content platforms, online stores, SaaS products and customer portals. It supports server rendering, static pages, interactive client features and backend integrations within one project.
A strong Next.js project provides conventions for routing, rendering, data access, metadata and deployment that a standard React setup may require teams to assemble themselves. React remains the UI foundation, while Next.js adds an application framework around it.
A capable Next.js specialist usually works confidently with React, TypeScript, modern CSS, testing and Git workflows. Depending on the project, useful adjacent skills include headless CMS integration, authentication, databases, GraphQL or REST APIs, cloud deployment and technical SEO.
The right Next.js experience depends on the application’s risk and complexity, not on a fixed time period. A marketing site may need strong delivery and SEO knowledge, while a multi-team product needs architectural judgment around caching, server and client boundaries, security and observability.
Yes. Next.js work is well suited to remote collaboration through version control, issue tracking, design handoffs and shared deployment environments. For a Berlin team, agree early on overlapping working hours, communication routines and whether German or English is required.
Next.js is a strong choice when a company wants React flexibility with built-in application conventions and multiple rendering options. Another framework may fit better when a project has a different language ecosystem, unusual runtime constraints or a team already committed to another full-stack approach.
Ask a Next.js freelancer to explain decisions from a comparable project, especially around rendering, caching, data fetching and failure states. Review the clarity of their code, testing approach, accessibility work, performance reasoning and ability to communicate trade-offs without hiding complexity.
Before starting, a Next.js freelancer should clarify the router in use, hosting model, data sources, authentication, release process and ownership of technical decisions. They should also confirm the product’s performance, accessibility, SEO and browser-support expectations with the Berlin or remote team.
The average hourly rate of freelancers in Berlin, Germany who have used Next.js in their recent projects is 97 €, which corresponds to a daily rate of about 778 € based on an 8-hour working day.
Of the freelancers in Berlin, Germany who have used Next.js in their recent projects, 97% hold at least a Bachelor's degree and 51% hold at least a Master's degree.
On average, freelancers in Berlin, Germany who have used Next.js in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Berlin, Germany who have used Next.js in their recent projects are English (98%), German (93%), and Russian (21%).
The most common industries among freelancers in Berlin, Germany who have used Next.js in their recent projects are Information Technology (100%), Retail (47%), and Professional Services (42%).
The most common business areas among freelancers in Berlin, Germany who have used Next.js in their recent projects are Information Technology (100%), Product Development (95%), and Project Management (40%).
Main locations of FRATCH Experts, who have recently used Next.js
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Hamburg 
Munich 
Cologne 
Frankfurt Request a free demo
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FRATCH CEO
