US$35 / 15 mins5.0 (2517 reviews)

★Top Ruby on Rails Mentor since January 2016 (100 months in a row!)★

Experienced (15+ years) developer and friendly Ruby on Rails and React/Next.js/Redux Developer/Mentor (with passion for helping others learn) | ★ 3,585+ 5 ★ sessions/jobs. 8+ year...

GitGit rebaseRuby on Rails Ruby API React JavaScript Heroku GraphQL RSpec PostgreSQL AWS (Amazon Web Services)MySQL Elasticsearch Stripe OmniAuth Redux Reverse Engineering Webpack React Native Sinatra React with redux npm React ApolloObjection fridaCharles proxy OAuth Selenium Cloud Hosting Redis React Router BDD Test driven development Bash Devise Shopify RubyGems Elastic Load BalancerReact on railsReact rails Omniauth linkedin Omniauth githubOmniauth twitterOmniauth google oauth2Omniauth facebook Webhook Stripe api Stripe ruby Stripe Payments MySQL Optimization Jquery selectors jQuery AJAX SNS Amazon SNS Amazon S3 Amazon EC2 Heroku addons Git webhooks GitHub Flow Git pullrequests Git branch Git flow Git merge GitHub Actovemodel serializer Jbuilder Grape api Grape Serialization Rspec2 Rspec3 RSpec for Rails Factory girlRuby minitestMinitest NokogiriDropzone RailsDropzone.jsAdministrate Rails admin Rails migrations Rails postgresql Rails 5 Youtube data api YouTube API Capistrano CapybaraHighchartHighchartsGmap4railsGmaps4railsActive shippingBugsnagClient side validationsAws sdk Cancancan Instagram api Kaminari Factorygirl Active record BraintreeMysql2Jwt Active admin Rubocop Rails API Rails Console Railsadmin Sidekiq Papertrail CanCan Delayed job Pundit Rails Asset Pipeline BootstrapInstagramSimple form Actionmailer Carrierwave Bundle Paperclip Authorization Client server Rails ActiveRecord OOP (Object-Oriented Programming)Cache Es6 Auth Rails 4 OAuth 2.0 New Relic Aws elastic beanstalk Security software Web Application Database

Bhargav

US$35 / 15 mins5.0 (314 reviews)

Front end web developer.

Bhargav is an experienced Full stack Developer who is excited about complex problems. His passion is the web and strives to help peers build blazing fast apps for the Internet. I ...

Christoph Wagner

US$20 / 15 mins5.0 (442 reviews)

Experienced full-stack developer. I see code as an art form.

"Whoever travels without a guide needs 200 years for a two-day journey." Whether you're just starting out on the journey to becoming a great coder, or whether you're somewhere i...

Gabriel Almeida

US$5 / 15 mins5.0 (239 reviews)

🟢 ~500 5★ Jobs. Sr Dev 15yrs of experience – TS JS React Node Angular

I specialize in Typescript, NextJS, NodeJS, React, and Postgres, as well as the ecosystems surrounding these technologies. I am a software developer with over fifteen years of exp...

Jason (iDoAWS)

US$30 / 15 mins5.0 (163 reviews)

Cloud Solutions Architect specializing in AWS emergency support, scaling, automa...

I put out production cyber fires over donuts and camp fires. Polyphasic sleeper serving all timezones. Provider of live-help in real-time via video conference for technologies I ...

GitGit rebaseDevOps AWS (Amazon Web Services)Server Linux Meteor JavaScript MongoDB Security software Firewalls Vim PHP TLS RESTful Web Services Gh pages CSS Aws CodebuildAws CodedeployAws CodepipelineAws CodestarInfrastructure as Code AWS Policies AWS OpsWorksAws herokuAWS VPC AWS DynamoDB AWS Data Pipelines AWS CloudFront Aws swf Amazon ami Aws amiAws machine imageAmazon machine imageMachine imageAmi Docker AWS IoT Aws sns Aws ses Amazon linux AWS Lambda Amazon SES Amazon elastic beanstalk Amazon Redshift Amazon EMR Amazon elb Amazon vpc Amazon SNS Amazon EBS Amazon Amazon SQS Amazon RDS Amazon CloudFront Amazon S3 Amazon EC2 Aws wordpress Aws sdkNewrelic rpmHAProxyLog file analysisLogging Deployment automation Resource optimization Load Balancing Reverse proxy Proxyserver ProxyCloudlinuxCentOS RHEL BSD Google Cloud PlatformModulusDigitalOcean Heroku Scalability Node.js React Bootstrap 3 HTML/CSS Bootstrap modal Underscore Underscore.js Lodash GSAP Express angular MEAN.io MEAN.js MEAN Stack Cors ECMAScript Bootstrap npm Reactive Minimongo Blaze SpacebarsMeteor autoformMeteor sessionMeteor accounts Meteor pubsub Flow router Iron Router Atmosphere Packages Real-Time Meteor blaze Meteor up Meteorite Red Hat Fedora Mint Mandriva Ubuntu Vi Shell Ash BashDirectadminCache Server PagesHttp caching HTTP Phusion Passenger SpdyHttpd.confHttp2Nginx modulesNginx 1.6 WHM cPanel Apache Web Server Apache HTTP Server 2 Apache Configuration Nginx Unicorn PumaSslerrorSSL Security SSH SSL CertificateMod proxyVirtualminWebminUserminMemcached configMemcached php Varnish API BackendlessVarnish VCLLfsNetbsdOpenBSD DebianCloud linuxphpMyAdmin Hhvm SmartyMicrosFreeposOposPOS Vim plugin Vim macros Vim scripts Vim Configuration Git webhooks Git scm Git push Git pull Git flow Git commit GitHub Flow GitLab Git pullrequests Git merge Git branch GitHub Git hooksBelkinLinksysKnockKnockdNetfilter iptables Firewall pfSense Deploy Penetration toolsDistaster recoveryPort scanningPort forwardingMetasploit Wireshark Nmap Disaster Recovery Planning Network SecurityMini mongoMongo adminMongodb cursorMongolab Mongojs Mongodb query Mongodb driver Mongoid Mongoose MongoadminMongoclientMongodb expertPhp fpmOpcacheAzure Auth Es6 Cache Memcache New Relic Express.js Digital Forensics Data parsing Bootstrap 4 Aws iam Apache HTTP Server

Abhishake Gupta

US$25 / 15 mins5.0 (128 reviews)

Writing code is easy. Writing good code isn't; it takes skill

- Use Programming Languages like Python to help businesses and individuals to solve problems, automation & save time. You may go through some of my projects here : **https://githu...

GitRebasePython Docker Test driven development React Object-Oriented Programming Mathematics Django Flask Web Scraping PyCharm Interactive Brokers Python 3 JavaScript Regex Python 2 Data parsing CLI Open Source Software Web Application Node.js Linear Algebra CI/CD System Design Systems Architecture Architectural Design Docker swarm Algorithmic trading BotNseIbapiWeb Development DevelopmentPython ideData structure Data Cleansing Subversion MergingCherry pickingNumPy Pandas Data.frame Find Beautiful soup Algebra Tables Statistics ProbabilityCombinationsPermutationUnit TestingPytest fixturesMySQL SQL GitHub Version controlCtypesRESTful Web Services DatabaseBug fixingWith statementContext managerVariables FunctionsClassmethodStaticmethodRepository GitLab Problem solving skills Object-Relational Mapping pytest Mocking

Manoj Pandey

US$30 / 15 mins5.0 (126 reviews)

Expert Senior Python Developer, 6 years of development experience.

**Senior backend/full-stack developer with 6+ years of professional experience** - Currently working as a Senior Data Engineer at a Climate Tech startup in Berlin - Previously wor...

GitRebasePython Linux JavaScript Docker DevOps HTML/CSS C++C jQuery Ruby macOS R Java Regex Web Crawling Ubuntu 14 Server-Side Development Regression testing Python 3 Python 2 Object-Oriented Programming Java 8 Git flow Express.js DigitalOcean Bootstrap 3 AWS (Amazon Web Services)Terraform Ansible Kubernetes Nltk Scipy Scrapy IPython Django Flask Neural Networks Text Classification Text Processing Classification NLP (Natural Language Processing)Machine Learning OCR PDF Text Extraction Automation Scraper XML Lxml HTTP Requests NumPy Matplotlib Pandas Visualisation Merging iOS Gh pages ggplot Form Data structure Selectors CSS Branching Animation Amazon CloudFront OS X Server Project setup SetupAutomatorXcode 7 Xcode OS X Mountain Lion Ubuntu Server Fedora Ubuntu Oh my zsh Zshrc Zsh ShellBashrc virtualenvBash Logistic regression Rstudio server RStudioJavaccJava7 OOP (Object-Oriented Programming)RubyGems Gemfile Bundler Rvm Ruby on Rails Microservices Server Configuration Server management SSH Heroku Linode Server Jquery custom plugins Jquery events jQuery Plugins AJAX Static functions Queues Stack Pointers Programming Algorithm Git pullrequests Git merge Git branch GitHub Build Clang gcc linux GCC C/C++Makefile C++14 C++11 Margin Design CSS3 Animations Css designing Html structure Bootstrap modal Html form Web Development Responsive Design Css position CSS Float CSS Animation CSS3 HTML5 HTML Bootstrap npm Nvm D3.js API React Node.js JSON Angular

Simon Peter

US$25 / 15 mins5.0 (64 reviews)

Low level programmer, with high level reasoning

Hey there! Have a problem or want to build an MVP? Let's talk. I have been an engineer for almost a decade and the benefits of working with me is all those experiences you get for...

GitGit rebaseRuby Ruby on Rails Backbone.js Vim JavaScript PostgreSQL MySQL Agile Process Scala Elasticsearch TypeScript Next.js Go (Golang)SQL Google Cloud Platform Terraform Elixir Phoenix Phoenix Framework Stored Procedure Logstash Kibana React Unit Testing Pivotal TrackerComplex sqlVim pluginActive model serializersRuby metaprogrammingBackbone formsFactory girl Cherry pick MySQL Workbench Backbone views Rails ActiveRecord Rails API Backbone events Backbone collections Backbone model Scrum JoinsMaterialized viewsPostgres functions Database Views Redux jQuery Node.js tmuxBackbone routesScenicJbuilder Es6 Pg Capybara RSpec Rack AJAX Mix

Yuval Kogman

US$20 / 15 mins5.0 (61 reviews)

Polyglot developer with an obsession for modularity

I'm a self taught developer, and ever since my first job, given enough time at a workplace I've always become the guy who people go to when they're stuck, and I've enjoyed doing th...

Jad Salhani

US$50 / 15 mins5.0 (70 reviews)

Enterprise Architect - Full Stack Software Engineer

Software Engineer and Technical Architect **12 years in**. During my career I worked on more than 15 large scale projects, spread out between Web, Mobile and Digital Transformation...