Candidates 119
$6500 / mo
≈ $78000 / year net
Senior Elixir / Middle Rust engineer
Ukraine · 6 years of experience · Upper-Intermediate ·Published today
Ukraine · 6 years of experience · Upper-Intermediate ·Published today
The projects that I was involved in mostly used RoR 5 stack, modern Javascript frameworks on the front end, NoSQL data storage engines such as Elasticsearch, Algoliasearch, Redis, and heavy background jobs processing.
Interested in trading applications and domain as a whole. Was working on one of the EU liquidity providers where I was developed high-freq trading algorithms described by professional trader.
Have experience in dockerizing small applications for local development and testing purposes.
Have experience with AWS services and infrastructure.
Have extensive experience with third-party integrations.
Love to test my code.
- Built educational platform from scratch using Phoenix LIve View
$6000 / mo
≈ $72000 / year net
Ruby on Rails Developer
Ukraine · Kyiv · 7 years of experience · Upper-Intermediate ·Published today
Ukraine · Kyiv · 7 years of experience · Upper-Intermediate ·Published today
In middle-size companies like Aviasales, the leader in metasearch for flight tickets. I received experience working with Elixir, optimizing an app to millions of requests.
My passion for technology goes beyond programming as I strongly believe in creating solutions that bring business value. I am developing a multidisciplinary mindset, keep learning and exploring different areas.
$8000 / mo
≈ $96000 / year net
Senior Software Engineer (Ruby / Ruby on Rails)
Czechia · 8 years of experience · Advanced/Fluent ·Published today · In passive search
Czechia · 8 years of experience · Advanced/Fluent ·Published today · In passive search
- Created a web design agency.
$6500 / mo
≈ $78000 / year net
Senior Software Engineer (Ruby, Ruby On Rails)
Poland · 8 years of experience · Upper-Intermediate ·Published yesterday
Poland · 8 years of experience · Upper-Intermediate ·Published yesterday
Databases: PostgreSQL, MySQL, Redis
Addi
Testing: RSpec, Minitest, Capybara, Cucumber, Selenium
Additional: RabbitMQ, GraphQL, AI Soulutions, Google Protobuf, PHP, GoLang, JS, HTML/CSS
Development tools: Git, Jira
Methodologies: Agile, Scrum
a pretty useful experience in the cooperation with product owners directly. So can help to manage you product growth not only in the tech context.
$3000 / mo
≈ $36000 / year net
Senior QA Automation Engineer
Indonesia · 10 years of experience · Advanced/Fluent ·Published yesterday
Indonesia · 10 years of experience · Advanced/Fluent ·Published yesterday
Worked with TS/JS/Playwright/Cypress autotests
Regression testing: manual, automation, review of regression suite (Test Management: TestRail)
Designing tests, writing technical documentation, leading meetings on test processes, commits review, API testing, accessibility testing, exploratory testing, UI/UX review
JIRA/Jenkins/Swagger/Postman/BrowserStack/Detectify/AWS/ADO/Grafana
Created bot for user data generation (Python/Slack API)
Used GMail Api for tests creation to verify emails automatically
Review and proof-of-concept for testing tools (Test Managements systems, Automation frameworks, Security frameworks)
Teaching offline course Foundation of Software Testing
Certified: ISTQB Foundation Level Exam
$6000 / mo
≈ $72000 / year net
Senior Software Engineer
Ukraine · 9 years of experience · Advanced/Fluent ·Published yesterday · In passive search
Ukraine · 9 years of experience · Advanced/Fluent ·Published yesterday · In passive search
$3000 / mo
≈ $36000 / year net
Ruby on Rails Developer
Ukraine · Kyiv · 5 years of experience · Upper-Intermediate ·Published yesterday
Ukraine · Kyiv · 5 years of experience · Upper-Intermediate ·Published yesterday
with attention to detail. Readiness for complex projects and their management.
- myHomeIQ
Implement OpenSearch (Elasticsearch), SendGrid, Twilio Rollbar, Zapier integration, zapier apps written on js
- Intelligence
Setup project and development project. Project optimization and acceleration, partitioning one table into several (Index, Trigger, Partition).
- Flat Planet
Implementation of google maps and AI (Chat GPT)
- Meta Studio
Implementation of the payment system through the
blockchain, a microservice was written in Python. A live
stream was also made
- Travel Point
Setup integrations: DRCT, Galileo, Amadeus, Opendatabot. Accelerated project performance by 30 times. Optimization and reworking project.
- Djem
Creation of two telegram bots to work together on an application to call a taxi
- SpotEasy & Wishew
Development project and implement Stripe
Projects
RubyGarage, ExpertBox, Cycle, Ahwwa, CML
Worked in Python, wrote projects on Django and Flask and worker Full-Stack, Team Lead
Responsibilities:
• Backend API development
• Unit test coverage (100%)
• Feature test coverage (100%)
• External API implementation (Stripe, Twilio, SendGrid, Zapier, DRCT, Galileo, Privat24, etc)
• Swagger Documentation
• Frontend development
• Code Reviews
• Refactoring
• Feature development
• Testing
• Optimizations
• Analysis
Tools and Technologies:
• Ruby, Ruby on Rails
• RSpec (Unit, Feature)
• Cucumber
• Capybara
• Redis
• Docker
• Sidekiq
• ElasticSearch
• CI/CD, CirlcleCi
• Rollbar
• Centry
• Trailblazers
• PostgreSQL
• Active Job
• Active Admin
• OOP, Design Patterns, SOLID
• BDD, TDD
• JS, NextJS
• HTML/CSS
• SQL (Index, Trigger, Partition)
I know how to work with a team, as well as without, I know how to work according to scrum. I acted as Team Lead and Full Stack in some projects.
$3500 / mo
≈ $42000 / year net
Ruby / Ruby on Rails Developer ( part-time)
Ukraine · 5 years of experience · Upper-Intermediate ·Published yesterday
Ukraine · 5 years of experience · Upper-Intermediate ·Published yesterday
5+ years developing web-applications
5 years of experience with Ruby / Ruby on Rails
Have experience with
JavaScript / Vue.js / React.js
Elixir / Phoenix
I have worked on projects with MySQL, PostgreSQL.
Projects were deployed on AWS, Heroku.
I have DevOps skills useful for developer:
CI/CD system knowledge and experience
used Docker on all projects,
have experience in deployment applications.
Always covering functionality / bug fixes with unit tests, browser tests
Ready to learn new things
part-time and temporary job opportunities
Salary / rate for part-time is negotiable
$6000 / mo
≈ $72000 / year net
Developer Ruby on Rails
Sweden · 7 years of experience · Advanced/Fluent ·Published 19 April
Sweden · 7 years of experience · Advanced/Fluent ·Published 19 April
I worked with companies located all over the world (Poland, Spain, USA, Sweden, Germany, and Ukraine). DealDep Helpware, Weelorum, Aviator Park, SoftServe, Infopark Polska, Mobility 46, and Netenders are on my list for today.
I have experience working with such frameworks as Ruby, RoR, ReactJS, and jQuery.
However, my direct experience regarding Software Development is with Ruby and RoR.
At my previous work, my responsibilities were to build the architecture of applications, optimization of SQL queries, develop APIs, and support applications on the server and UI side, I have experience with AWS S3, Lambda, Terraform, EC2, API Endpoint packages. Refactoring code and writing tests is my usual routine. I am familiar with deploying applications using Capistrano and comfortable with CI/CD such as GitHubActions. Familiar with such DBs as MySQL, PG, MongoDB, and Redis.
Please have a look at the attached CV for more details.
I have reviewed your company profile and it looks attractive and professional. I would like to be useful for your team.
I worked with companies located all over the world (Poland, Spain, USA, Sweden, Germany, and Ukraine). DealDep Helpware, Weelorum, Aviator Park, SoftServe, Infopark Polska, Mobility 46, and Netenders are on my list for today.
I have experience working with such frameworks as Ruby, RoR, ReactJS, and jQuery.
However, my direct experience regarding Software Development is with Ruby and RoR.
At my previous work, my responsibilities were to build the architecture of applications, optimization of SQL queries, develop APIs, and support applications on the server and UI side, I have experience with AWS S3, Lambda, Terraform, EC2, API Endpoint packages. Refactoring code and writing tests is my usual routine. I am familiar with deploying applications using Capistrano and comfortable with CI/CD such as GitHubActions. Familiar with such DBs as MySQL, PG, MongoDB, and Redis.
Please have a look at the attached CV for more details.
I have reviewed your company profile and it looks attractive and professional. I would like to be useful for your team.
$3750 / mo
≈ $45000 / year net
Ruby on Rails Developer
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published 19 April
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published 19 April
April 2021 to December 2023
Role: Senior Full Stack Ruby on Rails Developer
Description: They transform AR departments to drive efficiency and cash flow by
connecting you with your customers over the cloud. By creating a network that connects
millions of companies, we're making billing and payment easy for buyers and sellers.
Responsibilities:
* All responsibilities on Back-end development;
* Development of architecture;
* Implementation web service;
* lntegration and unit testing;
* implementation business logic, encapsulation in APIs and making performant;
* Development and test many features in an agile environment using Ruby on Rails;
* Code review;
* Code quality support, refactoring
* Optimization;
* Interviews of candidates and mentoring.
Tools and technologies: Ruby, Ruby on Rails, PostgreSQL, Docker/Docker compose, RabbitMQ, Sidekiq,
ElasticSearch, Jira, JSON, Reactjs/typescript, Devise, Pundit, Kubernetes, RSpec, Cucumber, Cypress tests, Github, Redis, CanCan/CanCanCan, Bootstrap, Haml, SASS, SCSS, HTML, CSS, Jenkins, Git.
Ampion (Green / solar energy)
March 2018 to April 2021
Role: Senior Full Stack Ruby on Rails Developer
Description: They empower the clean energy revolution by bringing community energy
programs to local communities. Through its software platform, Ampion connects residents,
businesses, and other consumers with clean energy facilities that lower their electric costs
without the need for installations or upfront costs.
Responsibilities:
* All responsibilities on Back-end development;
* Interviews of candidates and mentoring.
* Development of architecture;
* API designing;
* Implementation web service;
* lntegration and unit testing;
* implementation business logic, encapsulation in APIs and making performant;
* Development and test many features in an agile environment using Ruby on Rails and Golang;
* Code review, Code quality support, refactoring
* Optimization;
Tools and technologies: Ruby, Ruby on Rails, PostgreSQL, RSpec, Elasticsearch, Heroku, Github, Docker/Docker compose, Kubernetes, Golang, Redis, Jira, Json, Sidekiq, RabbitMQ, Reactjs, Angularjs, Devise, Pundit, CanCan/CanCanCan, Faraday, Jenkins, Git, Bootstrap ,
Haml/Html, Sass, Scss, Aws-sdk.
Ooma (IP telephony)
May 2011 to March 2018
Role: Senior Full Stack Ruby on Rails Developer
Description: Top rated business phone solution and personalized service to help your business thrive.