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Skills with a page525

Countries with a page112

Largest skill1,336,934JavaScript developers

Categories9

Languages

JavaScript1,336,934

Python1,153,995

TypeScript749,904

Bash / Shell367,495

Objective-C81,348

PowerShell36,958

CoffeeScript32,352

Visual Basic7,417

ActionScript5,999

WebAssembly4,301

PureScript1,002

Frontend

Sass / SCSS94,603

Tailwind CSS33,933

Bootstrap23,921

Browser Extensions9,239

React Router8,380

Material UI7,823

Styled Components6,543

Progressive Web Apps5,191

Responsive Design4,625

TanStack Query2,980

Internationalization2,595

React Hook Form2,456

Accessibility2,401

Ant Design2,006

Web Components1,114

Monaco Editor429

Backend

REST APIs26,841

JWT / Auth19,951

Spring Boot18,859

WebSockets14,449

Microservices6,724

Ruby on Rails5,387

Serverless5,349

SQLAlchemy2,838

Domain-Driven Design1,832

Event-Driven Architecture1,676

API Gateway1,319

Slim Framework513

Mobile

React Native14,786

Mobile Development10,021

Kotlin Coroutines2,630

Jetpack Compose2,532

Kotlin Multiplatform895

Push Notifications850

NativeScript200

Data & AI

Machine Learning38,883

Deep Learning27,888

Computer Vision16,263

Data Science13,299

TensorFlow10,995

Data Engineering9,800

Data Analysis8,848

Data Visualization8,846

scikit-learn6,792

Object Detection5,907

Simulation5,606

Matplotlib5,354

Speech Recognition5,211

Sentiment Analysis4,987

Statistics4,964

Reinforcement Learning4,645

Vector Databases4,438

Hugging Face3,966

Optimization3,562

Time Series3,305

Quantitative Finance2,909

Recommendation Systems2,795

Bioinformatics2,715

Prompt Engineering2,136

Fine-Tuning1,801

LlamaIndex1,783

Stable Diffusion1,662

Data Warehousing1,210

Feature Engineering1,198

Anomaly Detection1,110

Apache Flink387

Semantic Kernel145

Databases

PostgreSQL23,745

SQL Server15,057

Database Design12,970

Elasticsearch2,907

DevOps & Cloud

GitHub Actions10,629

Kubernetes9,062

Networking7,174

Prometheus7,099

Site Reliability Engineering5,924

Google Cloud3,453

Cloudflare3,149

Apache HTTP Server1,698

Load Testing1,429

CloudFormation1,234

OpenTelemetry1,147

HashiCorp Vault1,045

DigitalOcean825

Testing

Automated Testing11,040

Playwright1,741

Testing Library1,740

Code Coverage671

Robot Framework95

Practices & Platforms

Algorithms18,548

Blockchain13,820

High Performance Computing12,713

Data Structures11,031

Web Scraping9,498

Game Development8,931

Design Patterns8,026

Cryptography7,420

Concurrency7,390

Microcontrollers7,177

Raspberry Pi5,722

Functional Programming3,632

Home Automation3,611

Headless CMS3,596

Google Analytics3,435

Distributed Systems3,394

Physics Engines3,141

Media Streaming2,607

Operating Systems2,559

Discord API2,554

Refactoring2,520

Reverse Engineering2,410

Regular Expressions2,234

Computer Architecture2,054

Digital Signal Processing1,940

Protocol Buffers1,760

Quantum Computing1,239

Design Systems1,211

Telegram API1,205

Salesforce1,151

OpenStreetMap1,009

Unreal Engine794

Accessibility Testing323

Technical Writing243

Feature Flags238

Chaos Engineering153

Hire developers by country

112 countries have enough indexed developers to break out.

United States251,534

Australia30,950

United Kingdom28,442

South Korea21,360

Argentina19,031

Indonesia17,052

Bangladesh16,621

Netherlands (Kingdom of the)12,262

Philippines (the)9,583

Switzerland5,492

South Africa3,880

United Arab Emirates3,642

New Zealand2,513

Sierra Leone2,286

Uzbekistan1,797

Saudi Arabia1,595

Madagascar1,300

Kazakhstan1,172

Azerbaijan1,076

Bosnia and Herzegovina1,032

North Macedonia254

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