Toptal Developer Skills Directory
Browse Toptal Developer Profiles
- 1C-Bitrix
- 2checkout
- 3D Modeling Software
- 8base
- ABAP
- Abaqus Experts
- ABBYY
- A/B Testing
- Access API
- Accessibility Engineers
- Actimize
- ActionScript
- Ada
- Adalo Experts
- ADK
- AdMob
- Adobe Software Engineers
- Adobe Air
- Adobe CQ
- Adobe Flex
- Adobe InDesign
- ADO.NET
- ADT
- Agavi
- AG Grid
- Agile
- Agile QA Engineers
- Agora
- Airbnb
- AirDev Canvas Experts
- Airtable
- Ajax
- Akka
- Alexa
- Algolia
- Algorithm Developers
- Altcoin
- Alteryx
- Altium
- Amazon API
- Amazon Aurora
- Amazon EC2
- Amazon EMR
- Amazon Neptune
- Amazon Redshift
- Amazon S3
- AMPScript
- Analytics
- Android
- Android App
- Android NDK
- Android SDK
- Angular Developers
- AngularJS
- Animation
- Ansible
- Apache
- Apache Airflow
- Apache Click
- Apache Cordova
- Apache Kafka
- Apache OFBiz
- Apache Pig
- Apache Shale
- Apache Sling
- Apache Struts 2
- Apache Tapestry
- Apache Tomcat
- Apache Wicket
- Apex
- API
- API Development Specialists
- Apigee
- Apollo
- Appcelerator
- AppExchange
- AppFuse
- Appgyver Experts
- Appian
- Appium
- Apple
- Apple Pay
- Apple Watch
- AppSheet Experts
- App Store
- ArangoDB
- ArcGIS
- Arch Linux
- ARCore
- Arduino
- ARKit
- ARM
- AI Engineers
- Asana
- ASP.NET
- ASP.NET Dynamic Data
- ASP.NET MVC
- Assembly
- Asterisk
- Augmented Reality Developers
- Aurelia
- Auth0 Developers
- Authentication Experts
- Authorize.Net
- Autodesk Inventor
- Autodesk Revit
- Automation Developers
- Automation Anywhere Professionals
- AutoML
- Avalanche
- AWK
- AWS
- AWS CLI
- AWS Cloud Engineers
- AWS CloudWatch
- AWS Cognito
- AWS DevOps Engineers
- AWS EMR
- AWS Glue
- AWS IAM
- AWS IoT
- AWS Kinesis
- AWS Lambda
- AWS Operations Engineers
- AWS RDS
- AWS Solutions Architects
- Azure
- Azure DevOps
- Azure Machine Learning
- B2B Developers
- Babel
- Backbone.js
- Back-end Developers
- Backendless
- Bada
- Bamboo
- Banshee
- Basecamp
- Bash
- Batch
- Beacon
- BFC
- BigCommerce
- Big Data Architects
- BigQuery
- Binance API
- Bing Maps
- BIRT
- Bitbucket
- Bitcoin
- Bitcoin Cash
- Bitcoin Experts
- BizTalk
- BlackBerry
- Blazor
- Blender
- Blockchain Developers
- BlueBream
- Bluetooth
- Bokeh
- BoonEx Dolphin
- Boost
- Bootstrap
- Bottle
- Bower Experts
- Box
- BPM
- Braintree
- Brand Developers
- Breeze.js
- Brew
- BrightCove
- Brutos Framework
- Bubble
- BuddyPress
- Business Central
- Business Intelligence
- C
- C#
- C++
- Caching
- CakePHP
- Calconic
- Camping
- Canva
- Canvas
- Capistrano
- Capybara
- Carma
- CartoDB
- Cassandra
- Catalyst
- Caveman2
- Celery
- Certified Information Systems Security Professional (CISSP)
- CFWheels
- Chai
- Chart.js
- Chatbot
- ChatGPT
- CherryPy
- Chromecast
- Chrome Extension Developers
- Chromium
- CI/CD Engineers
- CircleCI
- Cisco Engineers
- Clarion
- Classic ASP
- ClickFunnels Experts
- Clipper
- Clojure
- Cloud Engineers
- Cloud Architects
- Cloud Computing
- Cloud Cost Reduction Engineers
- Cloudflare Experts
- Cloud Foundry
- Cloud Infrastructure Engineers
- Cloud Infrastructure Architects
- Cloud Migration Engineers
- Cloud Security
- Clover
- Clustering
- CMake
- CMS
- C++ / .NET
- COBOL
- Cocoa
- CodeDeploy
- CodeIgniter
- CodeKit
- CodePen
- Code Review Consultants
- Coders
- CoffeeScript
- Cognos
- ColdBox Platform
- ColdFusion
- ColdSpring
- Computer Science
- Computer Vision
- Confluence
- Consul
- Container
- Contentful Developers
- Core Data
- Core Java
- Corona SDK
- Couchbase
- CouchDB
- CppCMS
- CQRS Developers
- Craft CMS
- Crashlytics
- CRM
- Cross-Platform
- Cryptanalysts
- Cryptocurrency
- Crystal Programming
- Crystal Reports
- CSLA
- CSS
- CSS / JavaScript
- CTOs
- CubicWeb
- Cucumber
- CUDA
- cURL
- C++ / VBA
- Cybersecurity
- Cython
- D
- D3.js
- Dagger
- Dancer
- ÐApp
- Dapper
- Dart
- Dashboard
- Data Analysts
- Database Developers
- Database Administrator
- Database Clustering Consultants
- Database Integration Engineers
- Databricks
- Data Center Operations Specialists
- Data Cleaning Professionals
- Data Collection
- Data Definition Languages (DDL)
- Datadog
- Data Engineers
- Data Integration Engineers
- Data Management Engineers
- Data Migration Engineers
- Data Mining
- Data Modeling Experts
- Data Modeling Analysts
- Data Recovery Experts
- Data Scientists
- Data Scraping Specialists
- Data Visualization Developers
- Data Warehouse
- DB2
- Debian
- Debugging
- Dedicated Developers
- Dedicated Android Developers
- Dedicated Front-end Developers
- Dedicated iPhone Developers
- Dedicated Java Developers
- Dedicated Magento Developers
- Dedicated Mobile App Developers
- Dedicated .NET Developers
- Dedicated PHP Developers
- Dedicated Web Developers
- Dedicated WordPress Developers
- Deep Learning Experts
- DeFi (Decentralized Finance)
- Delphi
- Demandware
- Denodo
- Design Engineers
- DevExpress
- Devise
- DevOps Engineers
- DevSecOps Engineers
- Dev Team Leads
- DirectX
- Discord Bot
- Distributed Ledger Engineers
- Distributed Systems Engineers
- Django
- DNS Experts
- Docker
- DocuSign
- Dojo
- DotNetNuke
- DRF Django REST Framework
- Dropbox
- Dropwizard
- Drupal
- DynamoDB
- Eagle
- eBay API
- Eclipse
- Eclipse RAP
- ECMAScript 6
- E-commerce
- eCommerce Consultants
- EDI
- Ejabberd
- Elasticsearch
- Elastic Stack Developers
- Electronic Design Experts
- Electron.js
- Elementor
- Elgg
- Elixir
- ELK Stack
- Elm
- Embedded Software Engineers
- Embedded Systems Engineers
- Ember.js
- Endpoint Security
- Enfold WordPress
- Engineering Managers
- Enterprise
- Enterprise Architects
- Episerver
- Erlang
- ERP
- ESLint
- Espresso
- Ethereum
- Ethereum Smart Contract
- ETL
- Evernote
- Excel
- Excel Macro
- Expedia
- ExpressionEngine
- Express.js
- Extended Reality Developers
- ExtJS
- F#
- Fabric
- Facebook Ads
- Facebook API
- Fastlane
- Fat-Free
- Fault Tolerance
- FFmpeg
- Financial Software Developers
- Fintech
- Firebase
- Firefox
- Firestore
- Firmware Engineers
- Fitbit
- Flash
- Flask
- Flex
- Flutter
- FlutterFlow
- Flux
- Force.com
- ForgeRock
- FormEngine
- Formstack
- Fortran
- FPGA
- Framer
- FreeBSD
- Freelance Developers
- FreeSWITCH
- Friendster
- Front-end Developers
- FTP
- FuelPHP
- Full-Stack Developers
- Full-Stack Java
- Full-Stack .NET
- Full-Stack Node.js
- Full-Stack PHP
- Full-Stack Python
- Fusebox
- Game Developers
- Ganache
- GatsbyJS
- GCC
- GCM
- Gentoo
- Gephi
- GIMP
- GIS
- Git
- GitFlow
- GitHub
- GitOps Engineers
- Glide
- GLSL
- Gmail
- Go Engineers
- GoDaddy Experts
- Golang
- Google Software Engineers
- Google AdWords
- Google Analytics
- Google API
- Google App Engine
- Google Cardboard
- Google Checkout
- Google Cloud
- Google Docs
- Google Drive
- Google Forms
- Google Glass
- Google Kubernetes Engine (GKE)
- Google Latitude
- Google Maps
- Google Play
- Google Sheets
- Google Sheets API
- Google Sites
- Google Storage
- Google Tag Manager (GTM)
- Google Web Toolkit
- GPT-3
- Gradle
- Grafana
- Grails
- Graphics Processing Units (GPUs)
- GraphQL
- Gravity Forms
- Greenplum
- Grok
- Groovy
- Groupon
- gRPC
- Grunt.js
- Gulp Experts
- Hadoop
- HAML
- Hamlets
- Hapi.js
- Happstack
- Haproxy
- Haskell
- Haxe
- Hazaar MVC
- HDFS
- Healthcare Data Scientists
- HealthKit
- Helm
- Heroku
- HFT
- Hi5
- Hibernate
- Highcharts
- Hive
- HTC Vive
- HTML5
- Hubspot
- HubSpot API
- Hugging Face
- Hugo
- Hybrid App Developers
- Hybrid Cloud Engineers
- Hybris
- Hyperledger
- Hyperledger Fabric
- Hyper-V
- iAd
- iBeacon
- IBM Watson Developers
- iCloud
- Identity & Access Management (IAM) Specialists
- IFTTT Experts
- IIS
- ImageMagick
- Image Processing Software
- InfluxDB
- Informatica
- Chief Information Security Officers
- Information Security
- Infrastructure Engineers
- Infrastructure as a Service (IaaS)
- Infrastructure as Code (IaC)
- Infusionsoft
- Instagram API
- Integration
- Intercom
- Ionic
- iOS
- iOS / Android
- iOS App Development Experts
- IoT Developers
- iPad
- iPhone App Developers
- Iptables
- Istio
- IT
- IT Consultants
- IT Service Management (ITSM)
- ItsNat
- Jabber
- Jade
- Jamstack
- Jasmine
- JasperReports
- Java
- Java EE
- JavaFX
- Java / Python
- JavaScript
- JavaScript Consultants
- Javascript / WordPress
- JavaServer Faces
- Java Technical Architects
- JBoss
- JBoss Seam
- JDBC
- Jee
- Jekyll
- Jenkins
- Jest
- Jet Admin Experts
- JHipster
- Jinja
- JIRA
- JMeter
- JMS
- JNI
- Joomla
- jQuery
- JRuby
- JSON Experts
- JSP
- Jspx-bay
- Julia
- JUnit
- Jupyter
- JVx
- JW Player
- Jython
- Kajabi Experts
- Kajona
- Kentico
- Keras
- Keycloak
- Kibana
- Kindle
- Knockout.js
- Koa
- Kohana
- Kotlin
- Kubernetes Experts
- LabVIEW
- Laminas (Zend) Developers
- LAMP
- Laravel
- LaTeX
- Layar
- LDAP
- Leaflet
- Leaner Style Sheets (Less)
- Leap Motion
- LearnDash
- Less
- Lift
- Lightning
- Linear Programmers
- LinkedIn API
- LINQ
- Linux
- Linux CentOS
- Linux System Administrators
- Liquid
- Lisp
- Litecoin
- Lithium
- LMS
- Load Testing Engineers
- Lodash
- Logstash
- Lotus Notes
- Low Code
- Lua
- Lumen
- Mach-II
- Machine Learning Engineers
- MacOS
- Magento
- Magnolia
- MailChimp
- Mailgun
- Makefile
- Make (Integromat) Platform Experts
- Mapbox
- MapKit
- MapQuest
- MapReduce
- MariaDB
- Marionette.js
- Markdown
- Marketo
- Mason
- Material
- Mathematics Experts
- MATLAB
- Maven Experts
- Maya
- Maypole
- MEAN Stack Developers
- Mechanical Design
- Medical Robotics Engineers
- Mega
- Memberstack
- Merb
- Mercurial Experts
- MERN Stack
- MetaMask
- Metasploit
- MetaTrader 4
- Meteor
- Microcontroller Programmers
- Microservices
- Microsoft
- Microsoft Access
- Microsoft Dynamics CRM
- Microsoft Exchange
- Microsoft Kinect
- Microsoft Teams
- Microsoft Word
- MicroStrategy
- Migration Engineers
- Mingw
- Miro Experts
- Mixed Reality Developers
- Mixpanel
- Machine Learning Operations Engineers
- Mobile Developers
- Mobile App Developers
- Mocha
- Mocha.js
- Model-Glue
- Model View Controller (MVC)
- MVVM Experts
- MODx
- Mojolicious
- Moment.js
- Moneybookers
- MongoDB
- Mongoose
- Mono
- MonoDevelop
- MonoGame
- MonoRail
- Moodle
- Moq
- MPI
- MS SQL Developers
- MuleSoft
- Multi-Cloud Engineers
- Multithreading Experts
- Mustache
- MySQL
- N8n Experts
- Nagare
- Nagios
- NativeScript
- Neo4j
- NestJS
- .NET
- NetBeans
- NetBSD
- .NET Core
- NetSuite
- Nette Framework
- Network Programmers
- Neural Network
- New Relic
- Nexmo
- Next.js
- Nexus
- NFT
- Nginx Experts
- NIST
- NLP
- No-Code
- NoCodeAPI Experts
- Node.js
- Node.js Consulting Specialists
- Node.js / Raspberry Pi
- Node-RED
- nopCommerce
- NoSQL
- Notion
- NPM
- NumPy
- Nuxt.js
- OAuth Experts
- Objective-C
- Object-oriented Programming Experts
- OCaml
- Octave
- Oculus Rift
- Odoo
- Offshore Developers
- Offshore Android
- Offshore App
- Offshore iOS
- Offshore Java
- Offshore Magento
- Offshore .NET
- Offshore Node.js
- Offshore PHP
- Offshore Python
- Offshore Ruby on Rails
- Offshore Web
- Offshore Web Design
- Offshore WordPress
- OKTA
- OLAP
- OneDrive
- OpenAI
- OpenAI GPT-4 API
- OpenAI Gym
- OpenBSD
- OpenCart
- OpenCV
- OpenERP
- OpenGL
- OpenID
- OpenLaszlo
- OpenMP
- OpenRasta
- OpenShift
- OpenSocial
- Open Source
- OpenStack
- OpenUI5
- OpenVPN
- OpenWRT
- OpenXava
- Operating System
- Optical Character Recognition
- Oracle
- Oracle ADF
- Oracle EBS
- Oracle Forms
- Oracle OBIEE
- Oracle SQL
- osCommerce
- OSGi
- Outsourced Developers
- OutSystems
- P2P
- Packer
- Padrino
- Pandas
- Pardot
- Parse
- Pascal
- Passport.js
- Payment Gateway Integration
- Payment Processing
- PayPal
- PayPal API
- PCL
- Pebble
- Penetration Testers
- Peoplesoft
- Perl
- pfSense
- Phoenix
- PhoneGap
- PHP
- phpBB
- phpFox
- PHPixie
- PHP / MySQL
- PhpStorm Experts
- PHPUnit
- PHP Unit Testing
- Pinecone
- Pine Script
- PlayFab
- Play Framework
- PLC Programmers
- Plone
- PL/SQL
- Poco
- Polymer
- POS
- PostgreSQL
- Postman
- PowerApps
- Power Automate
- Power BI
- PowerBuilder
- PRADO
- Preact
- PrestaShop
- Prezi
- Prism
- Prisma
- Product
- Product Architects
- Freelance Programmers
- Progress OpenEdge
- Prolog
- Prometheus
- Prompt Engineers
- Protobuf
- Prototype
- Protractor
- PubNub
- Pug
- Puppeteer
- PureMVC
- Pusher
- PWA
- PyCharm Experts
- Pyjs
- Pylons
- PyObjC
- PyQt
- Pyramid
- Pyspark
- Pytest
- Python
- Python / C#
- Experts in Python Development Services
- Pytorch
- QA Engineers
- QA Leads
- QA Managers
- Manual Testers
- Qlik
- QlikView
- QML
- Qt
- QA Testers
- QA Analysts
- QA Specialists
- Quantitative
- Quantum Computing
- QuickBase
- QuickBooks
- R
- R3 Corda
- RabbitMQ
- Rackspace
- Ractive.js
- Radius
- Raspberry Pi
- Razor
- RDBMS
- React Hooks
- React.js
- React.js Development Consultants
- React Native
- React / Node.js
- React Web Developers
- Realm
- Recommendation Systems Specialists
- Redis
- Redmine Developers
- Redshift
- Redux
- Redux Saga
- Regex
- Relational Databases
- Release Engineers
- Remote Developers
- Requests
- RequireJS
- Responsive Web Developers
- REST API
- RethinkDB
- Retool
- Retrofit
- Riak
- RIFE
- Robotics Engineers
- Roku
- ROS
- RPA (Robotic Process Automation)
- RSpec
- RSS
- RStudio
- RStudio Shiny
- RTOS
- Ruby
- Ruby on Rails
- Ruby on Rails Consulting Specialists
- Rust
- RxJava
- RxJS
- RxSwift
- SaaS
- Saetta Web Server
- Safari
- Sage
- SageMaker
- Sails.js
- Salesforce
- Salesforce1 Mobile App
- Salesforce API
- Salesforce Commerce Cloud Developers
- Salesforce Consultants
- Salesforce Lightning
- SaltStack
- SAML
- SAP S4 HANA Cloud Services
- SAS
- Sass
- SCADA
- Scala
- Scalatra
- Scientific Software Developers
- Scikit-Learn
- SciPy
- SCM Engineers
- Scrapy
- Scrum
- SDETs
- SecOps
- Chief Security Officers
- Security Architects
- Security Engineers
- Selenium
- Sencha Touch
- SendGrid
- SendGrid API
- Sendmail
- Senior Android
- Senior Node.js
- Senior Ruby
- Senior Web
- Sentry
- SEO
- Sequelize
- Server
- Serverless
- ServiceNow Developers
- SharePoint
- Shell
- Shell Script
- Shopify
- Shopify API
- Shopify Theme
- Sidekiq
- Signal Processing
- SignalR
- Silex
- Silverlight
- SilverStripe
- Simulink
- Sinatra
- Single-page Applications (SPA)
- Single Sign-On (SSO)
- Sinon.JS
- Sitefinity
- Site Reliability Engineers
- Site Speed Optimization
- Sketchup
- Skype
- Slack
- Slim
- Smart Contract
- Smarty
- SMS
- SMTP
- Snap
- Snowflake
- SOA
- SOAP
- Socket.IO
- Software Architects
- Software Asset Managers
- Software Consultants
- Software Developers
- Software Engineers
- Software Interface
- Test Engineers
- Test Software Engineers
- Solaris
- Soldering Experts
- Solidity
- SOLIDWORKS
- Solr
- Sonarqube
- SOQL
- SourceTree
- Spark
- SPARQL
- Spatial Data Scientists
- Splunk
- Spotfire
- Spotify
- Spree Commerce
- Spring
- Spring Boot
- SpriteKit
- SQL
- SQL CLR
- SQLite
- SQL Server
- SQL Tuning
- Square
- Squarespace
- SSH
- SSIS
- SSL Certificate Experts
- SSRS
- Stable Diffusion
- Stacker
- Startup
- Steam
- Stripe
- Stripes
- Struts
- Stylus
- Sublime Text
- Subversion (SVN)
- SugarCRM
- SuiteCRM
- SUN
- Svelte
- SVG
- Swagger
- Swift
- SWT
- Sybase
- Symbian
- Symfony
- Sys Admins
- System Integration
- System Security Developers
- Systems Engineers
- Tableau
- TACTIC
- Tailwind CSS
- Takes
- Talend
- Tcpdump
- Teamcity
- Tech Freelancers
- Technical Leads
- Technical Writers
- Telegram API
- Telerik
- Tendermint
- TensorFlow
- Teradata
- Terraform
- Test Automation Engineers
- Test Automation Architects
- Test-driven Development Experts
- ThinWire
- Three.js
- Thunkable Experts
- Thymeleaf
- TIBCO
- Titanium
- Tizen
- Tntnet
- TokBox
- Tornado
- Trading Software
- Trello
- T-SQL
- Tumblr
- TurboGears
- tvOS
- Twig
- Twilio
- Twitter Bootstrap
- TypeScript
- TYPO3
- TYPO3 Flow
- Uber
- Ubuntu
- UDP
- UI
- UIKit
- UiPath
- UI/UX
- UI, UX, and Front-end Developers
- Umbraco
- UML
- Underscore.js
- Unicorn
- Unified.js
- Unit Testing Experts
- Unity or Unity3D
- Unix
- Unreal Engine
- Usability Engineers
- User Acceptance Testing (UAT)
- UX
- Vaadin
- Vagrant
- Vanilla JS
- Varnish
- VBA
- VB.NET
- VBScript
- vBulletin
- Velocity
- Vercel
- Verilog
- VHDL
- Vibe.d
- Vimeo
- Vine
- Virtualenv
- Virtualization Engineers
- Virtual Machines
- Virtual Reality Developers
- Visio
- Visual Basic
- Visual Component Library (VCL)
- Visualforce
- Visual FoxPro
- Visual Studio
- VMware Engineers
- Voiceflow Experts
- VoIP Engineers
- VoIP Software
- Volusion
- VRaptor
- VSS
- vTiger
- Vue.js
- Vue Storefront
- Vuetify.js
- Vuforia
- Vulnerability Management Analysts
- VxWorks
- Wavemaker
- Web Developers
- Web2Py
- Web 3.0
- Web3.js
- Web Application Developers
- Web Architecture
- WebAssembly
- WebdriverIO
- Webflow
- Webflux
- WebGL
- Web Hosting Experts
- WebKit
- WebObjects
- webOS
- Webpack
- Web QA Engineers
- WebRTC
- Web Scraping
- Web Services
- Website Auditors
- WebSockets
- WebSphere
- WebStorm Experts
- Webware
- WebWork
- WebXR Developers
- Weebly
- Whisper
- WiFi
- Windows
- Windows App
- Windows Phone
- Windows Powershell
- WinForms
- Wireshark
- Wix
- WooCommerce
- WordPress
- WordPress Genesis
- WordPress Plugin
- Wordpress Specialists
- WordPress Theme
- Wowza
- WPF
- WSDL
- Wt
- Xamarin
- Xamarin.Forms
- XAML
- Xbox
- Xcode
- Xero
- XHTML
- XML
- XMPP
- XNA
- XP
- XPath
- xQuery
- XSD
- XSLT
- X (Formerly Twitter) Developers
- xUnit
- Yahoo! Software Engineers
- Yahoo! Store
- YAML
- YARN Experts
- Yelp API
- Yesod
- Yii
- Yii 2
- YouTube API
- Zabbix
- Zapier
- Ze Framework
- Zen Cart
- Zendesk
- ZK
- ZNode Experts
- Zoho
- Zoom
- Zoom API
- Zope 2
- Zsh
- zTemplates
- ZURB Foundation
Check out some of our top developers
Max Flander
Max has been working as a data scientist since 2013, backed by a Ph.D. in mathematics. His areas of expertise include data engineering, predictive modeling, recommender systems, information retrieval, and crowdsourced data curation. With exceptional communication skills and his knack for cutting to the heart of the discussion, Max has worked in Agile teams of varying sizes, and he is known for running highly effective stand-ups, planning, and team retrospectives.
Show MoreKeith Zimmerman
Keith is an experienced architect, developer, and modeler with superb communication skills and the ability to see a project through from beginning to end. He is equally comfortable with the rapid prototyping needs of startup companies and the Agile development workflow in larger teams.
Show MoreRobb Priestley
Robb is a resourceful software professional with nearly 20 years of experience in building and delivering production-ready, enterprise-grade software of all kinds. He's educated in computer science and business and is a certified project management professional. He has worked with a diverse set of teams and has top-quality communication skills. His passion for development and his focus on business results make Robb an ideal candidate for your consideration.
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