JavaScript Experts in Basel
matched in minutes by AIHire experts who create responsive web applications, Node.js services and modern interfaces with JavaScript, TypeScript and frameworks such as React or Vue. FRATCH connects you quickly with vetted, available freelancers whose skills fit your project.
Meet FRATCH Experts in Basel, who have recently used JavaScript
Malik O.
Last position:
AI Scientist at SQPS
- Intelligent Document Processing Engine with OCR & Computer Vision: Architected the end-to-end AI pipeline at the core of the SQPS GenAI document-processing product, which turns scanned paper and PDF batches into organised, searchable documents, combining image pre-processing, OCR and layout analysis for mixed-quality scans. Technologies: Python, OpenCV, Tesseract / PaddleOCR, PyTorch, FastAPI
- Automatic Document Splitting & Classification: Developed models that detect where one document ends and the next begins inside a single multi-document scan, and classify each one by type (invoices, contracts, letters, reports) to enable fully automated filing. Technologies: Python, PyTorch, scikit-learn, Hugging Face Transformers
- Information Extraction & Intelligent File Naming with LLMs: Implemented an LLM-based GenAI extraction system that reads dates, names and reference numbers from unstructured documents and uses them to generate consistent, rule-based file names, with configurable naming conventions per organisation. Technologies: Python, LangChain, OpenAI, SentenceTransformers, SQL
Andreas H.
Last position:
Test Automation Architect at Banking Bank (name withheld)
- Set up a shift-left DevOps E2E system testing architecture
- Set up "DevOps Shift-left" E2E tests for 240+ applications
- Under NDA
Sibylle H.
Last position:
SAP Development ABAP-OO (cross-module) at Asendia
- Created interfaces for transferring SD orders and customer master data (including various protocols and the ability to process erroneous data)
- Analyzed and adapted existing programs due to infrastructure changes
- SOAP and REST API for creating customer master data from SugarCRM
- REST APIs in Json (SD orders, invoices, payments, PDF forms)
- Logging program for REST APIs
- Created various invoice forms in 8 languages, including document links, email delivery, and PDF generation
- Provided data for the data warehouse
- Various user exits and enhancements in SD and FI
- Intercompany sales order creation, program for creating credit memos (uploads from Excel and the server)
- Reports (VAT, sales orders, invoices)
- Correction program for CO data
- Support for various interfaces, Notes, etc.
- Enhancement for Idoc INVOIC02
- XML file upload program (Rydoo) for posting cash receipts to FI (FB01)
- Created dunning forms in various languages (Smartforms and Adobe, including email delivery)
- Account statement program (ALV displaying postings, emailed to accounts receivable as a PDF using Smartform)
Patryk S.
Last position:
Test Manager at HIQT GmbH
- Set up a partnership to support UiPath from migrating new clients to the UiPath tool landscape
- RPA testing
Christoph W.
Last position:
System Architect / System Engineer / Programmer at Deutsche Vermögensberatung (DVAG)
- Create requirements for the modularization of the promotion forecast.
- Set up and expand the various competitions for 2024.
- Customize and test the CICS dialog.
- Create various reports for the department using SQL.
- Implement and test new requirements in batch processes with IWS.
- Update documentation for the new requirements.
- Provide on-call support for daily and monthly production.
- Technologies used: SCRUM, Jira, Confluence, Windows 11, Unix, Enterprise Developer, z/OS, GIT, Mineral, Moped, IWS/TWS, JES, COBOL, CICS, DB2, SQL, Rocket, FortiClient, Citrix.
Martin G.
Last position:
IT Project Manager ALV-eGOV, Deputy Head, Group Leader, Business Analyst, Requirements Engineer at SECO
- Planning, implementation, and rollout of 7 eGov services for companies and job seekers for the Unemployment Insurance Fund (ALV)
Discover over 15,000 top freelancers
Statistics of experts using JavaScript
Aggregated from the professional profiles of matched freelancers.
Experience
23 years (Switzerland: 21 years)
Position duration
2.7 years (Switzerland: 2 years)
Positions per freelancer
16 (Switzerland: 13)
Top business areas
Information Technology, Project Management, Product Development
Top industries
Information Technology, Manufacturing, Energy
Certification focus areas
Information Technology, Quality Assurance, Product Development
Bachelor's degree or higher
83% (Switzerland: 88%)
Master's degree or higher
67% (Switzerland: 58%)
Doctorate
33% (Switzerland: 10%)
Certifications per freelancer
8 (Switzerland: 4)
Most common languages
German, English, French
Speak two or more languages
100% (Switzerland: 98%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Basel are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Basel using JavaScript
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
JavaScript 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%)
- Manufacturing (83%)
- Energy (50%)
- Healthcare (50%)
- Transportation (50%)
- Government and Administration (50%)
- Automotive (33%)
- Construction (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What JavaScript does
JavaScript is a programming language for interactive web experiences, browser applications and server-side services. It runs in the browser and, through runtimes such as Node.js, also supports APIs, automation and full-stack products. Companies use it for customer portals, commerce, internal tools and real-time interfaces.
Where it fits
JavaScript connects the visual layer of a product with data, services and business rules. Specialists work across frontend and backend boundaries, choosing the right architecture for performance, maintainability and accessibility.
- Single-page applications and progressive web apps
- REST and GraphQL APIs with Node.js
- Real-time collaboration and event-driven features
- Design systems and reusable interface components
Ecosystem and tooling
The ecosystem includes TypeScript, Node.js, React, Vue and Angular, alongside testing tools, bundlers and package managers. Strong expertise also covers npm, modern build pipelines, browser APIs, web components and deployment workflows. The right combination depends on the product, team and existing codebase.
When companies need specialists
Freelance expertise helps when a team needs to launch a new interface, modernize legacy JavaScript or extend a product without slowing delivery. It is also valuable for improving frontend performance, introducing TypeScript, stabilizing tests or connecting a browser application to new services. Basel companies often combine remote collaboration with on-site workshops when product, design and business teams need close alignment.
What strong professionals deliver
Experienced JavaScript professionals translate product requirements into clear technical decisions and maintainable code. They understand browser behavior, asynchronous programming, state management, security and accessibility. They document important choices, test critical paths and make trade-offs visible instead of hiding complexity behind framework conventions.
How to assess the fit
Look for practical evidence: shipped interfaces, reliable APIs, readable repositories and thoughtful testing strategies. Ask how the specialist would investigate slow rendering, manage changing state or reduce risk in an unfamiliar codebase. A strong fit combines JavaScript depth with communication, product awareness and the language skills needed by the project team.
Frequently asked questions
Need clarity? These are the questions we hear most often about JavaScript.
JavaScript is used to create interactive websites, browser applications, server-side services and automation tools. It supports features such as live updates, form handling, payments, dashboards and real-time collaboration.
JavaScript is the base language, while TypeScript adds static typing and other development features before producing JavaScript that browsers and runtimes can execute. TypeScript can improve maintainability in large codebases, but it adds a build step and requires its own conventions.
A strong JavaScript specialist often works with HTML, CSS, HTTP, browser APIs and Git. Depending on the project, useful adjacent skills include TypeScript, React, Vue, Angular, Node.js, SQL, testing, accessibility and cloud deployment.
The right level depends on the codebase, risk and scope rather than a fixed number of years. A small interface may need focused frontend expertise, while a migration, high-traffic service or complex product benefits from someone who has handled architecture, testing and production incidents.
JavaScript projects are usually well suited to remote collaboration because code, reviews, testing and deployments are handled digitally. On-site sessions in Basel can still help when specialists need to work closely with product, design or business stakeholders.
JavaScript is a strong choice when the product needs a rich browser interface or shared language across frontend and backend services. Other languages may be preferable for specialized computation, existing platform standards or teams with deeper expertise elsewhere.
Ask how the specialist approaches performance, accessibility, security, testing and changing requirements. Review shipped work and technical decisions, then use a focused discussion about your codebase rather than judging only a framework list.
JavaScript is the language, while Node.js is a runtime that executes it outside the browser. Node.js gives specialists access to server-side capabilities such as file handling, networking and process management, making it suitable for APIs and backend services.
The average hourly rate of freelancers in Basel, Switzerland who have used JavaScript in their recent projects is 126 €, which corresponds to a daily rate of about 1,006 € based on an 8-hour working day.
Of the freelancers in Basel, Switzerland who have used JavaScript in their recent projects, 83% hold at least a Bachelor's degree, 67% hold at least a Master's degree, and 33% hold a doctorate.
On average, freelancers in Basel, Switzerland who have used JavaScript in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers in Basel, Switzerland who have used JavaScript in their recent projects are German (100%), English (100%), and French (67%).
The most common industries among freelancers in Basel, Switzerland who have used JavaScript in their recent projects are Information Technology (100%), Manufacturing (83%), and Energy (50%).
The most common business areas among freelancers in Basel, Switzerland who have used JavaScript in their recent projects are Information Technology (100%), Project Management (100%), and Product Development (83%).
Main locations of FRATCH Experts, who have recently used JavaScript
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.
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Philipp Thomaschewski
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