Software Engineer

Khmelnytskiy, Lviv, Vinnitsia · $2000 · 5 years of experience · Intermediate

Backend enterprise software development for financial and customer support departments. Integration with AWS and payment services

Ruby on Rails, Ruby

Віддам перевагу компанії: з налагодженим процесом комунікації із замовником та у команді; з налагодженим процесом планування розробки та оцінювання задач; де існує практика ділитися знаннями та досвідом у команді. Віддам перевагу роботі над проектами, що дають можливість розвивати навики з розробки і удосконалення архітектури проекту (Enterprise, але не обов'язково)

10 October

Ruby On Rails Developer 🔥

Lviv · $3800 · 4 years of experience · Upper Intermediate

Ruby on Rails - Desing and implementation of RESTful APIs for SPA and mobile applications. Deployed yo AWS stack: EC2, RDS and Redis. also used RabbitMQ. Implemented real-time services using websockets. Some libraries used: Sidekiq, Grape, Minimagick for image processing, FFMPEG. Docker - Dockerfiles for components of a project, written in ruby, python and js. Test environment in Docker Jenkins - configuration of CI/CD pipeleine PostgresSQL - Writing complex queries, stored procedures and functions. Optimization of requests. Python - Basic knowledge of Machine Leraning. Taken course on Coursera. Implemented on e project for investion in secondary market of P2P loans. Android - Apps that shows outputs of some backends that was written by me. Real-time messaging. Linux - configuration if EC2 instances. Worked on Linux machine for almost 4 years. now using Mac provided by company

Git, PostgreSQL, Ruby on Rails, Android, Docker, Doorkeeper, Sidekiq, Jenkins

Ineresten in complex tasks and solving complicated problems. Backend-mostly. Not interested in relocation to Kyiv.

9 October

Senior Backend Ruby on Rails developer (not fullstack) 🔥

Remote work, Ukraine · $3000 · 8 years of experience · Upper Intermediate

8 years experience in development using Ruby on Rails, 2 years commercial experience in Go. Proficient in relational databases, such as: MySQL, PostgreSQL, MS SQL server and non-relational InfluxDB, Redis. Hands on experience in GIT version control system. Knowledge of all popular Unix based operating systems. Have experience in AWS EC2, S3.

Agile, BDD, Git, InfluxDB, Jira, Kanban, Linux, MacOS, MySQL, OOP, OOP/OOD, Ruby, Ruby on Rails, Scrum, TDD, bash, Golang, Highload, PostgreSQL, XML, Python, JavaScript, SQL, RSpec, Redis, REST API, CSS, HTML, MVC, AWS, Design Patterns, WebServices

* Converted few projects in not good shape into production-ready system * Framework upgrades for large scale projects

Looking for remote work, with possibility to work part time (30 hours per week). I am not full-stack engineer, however, I am ready to do some front-end

26 September

Senior Ruby Engineer

Lviv · $5000 · 5 years of experience · Upper Intermediate

Software engineer with out-of-the-box thinking. Self-motivated, result-oriented, team player as well as solo performer. Have commercial mentor experience.

Ruby, Ruby on Rails, SOLID, PostgreSQL, Scrum, Sidekiq, REST API, JavaScript, React, Git, RSpec, Redis, Capybara, Vue.js

Took part in development of almost all crucial products in my previous company, from the early stages Implemented authentication layer which was used across the whole company During the last year was the top contributor to the product which was the main revenue generator Zero tasks failed over the 3 years Wrote database obfuscation tool on Golang, which was used across the company

An ability to have real impact on product and technical decisions is very desired.

20 September

Senior Ruby Developer

Lviv · $4300 · More than 10 years of experience · Upper Intermediate

I've been working with web technologies for more than 10 years. My recent experience as a Ruby Developer for the last 7 years has been associated mainly with Ruby on Rails. And of course this includes not only the backend part of the development but frontend (Javascript, HTML) as well. Also I have an expertise in solving various real-life Machine Learning problems using modern technologies & tools (deep, supervised & unsupervised learning). I am all about team play, giving achievable estimates & meeting deadlines. Keeping things simple is what I really strive to do.

Ruby on Rails, Ruby, PostgreSQL, JavaScript, Git, RSpec, MySQL, HTML, CSS, Redis, Bootstrap, AWS, Git , Linux, Capybara, Sidekiq, Machine Learning, OOP, REST API, AJAX, CSS3, jQuery, HTML5, JSON, MongoDB, HAML, SQL, CoffeeScript, MVC, Angular.js, AngularJS, PhoneGap, Python, PHP, Sinatra, TDD, Capistrano, Heroku, RoR, Docker, Node.js, NodeJS

I’m looking for a position in Lviv office only. No remote or coworking please.

20 September

Разработчик Ruby on Rails

Kyiv, Odesa, Lviv, Dnipro · $3000 · 4 years of experience · Upper Intermediate

- Ruby (OOP, metaprogramming, etc.) - Ruby on Rails / Rails Engines / Trailblazer - RSpec, Capybara, Cucumber, Jasmine - JS (CoffeeScript, Angular/Angular.js, React, RxJS, etc.) - SQL (MySQL, Postgres) - HTML, CSS (Sass, Haml) - REST API - AWS, DO, Redis, Sidekiq, Sphinx, Ansible , Chef/Capistrano, Docker, CI, Git

Angular.js, Capybara, CoffeeScript, Cucumber, Git, HAML, RSpec, Ruby, Ruby on Rails, SASS

looking for: - interesting, complex tasks - work with professionals - ability for professional development - ability for carrier development

7 September

Senior Ruby Developer

$4500 · 4 years of experience · Upper Intermediate

Ruby, Ruby on Rails, SQL, PostgreSQL, Redis, Docker, AWS, Rabbitmq, HTML, CSS, Javascript, jQuery, React(a bit). Cerifications: Ruby Silver, AWS CDA.

Ruby, Linux, PostgreSQL, JavaScript, Redis, Ruby on Rails, CSS, HTML, MySQL, RabbitMQ, Docker, REST API, OOP

My biggest achievement is being consistently great in all I asked to do. I produce exceptionally high performance. If I take the task I will take 100% ownership on it starting from requirements gathering and ending the post-deployment phase. You can be sure that it will be completed in the shortest time possible still having all required software qualities.

I am looking for a part-time project with dedication 20 hours/week or less. My hourly rate is 30$/hour. Let's save our time in case you aren't ready to pay such amount of money. Thanks!

6 September

CTO, Solution Architect, Tech Lead

NYC, Bay Area, Kharkiv, Lviv, Kyiv · $10000 · More than 10 years of experience · Advanced/Fluent

Have been a computer geek since before it was cool. Programming for over two decades, these days I do all kinds of engineering: front-end, back-end and even reverse :-) Fluent english, strong leadership and management skills.

Rails, Ruby, Ruby on Rails, Web Development, Algorithms, Automation, CSS3, DevOps, Highload, HTML5, JavaScript, Linux, Python, ReactJS, Test driven development (TDD), AWS, MySQL, Networking, Perl, PostgreSQL, Scala, Clojure, MongoDB, SQL, Agile, Scrum, REST API, Docker, Git, Node.js, TDD, Microservices

I specialize and have deep experience with backend services and infrastructure of highload projects (>5M unique daily visits). Guided a team through a transition to a formal workflow, introduced devops practices, significantly improving development process. Architected and deployed a fair number of performance optimizations. Led a greenfield project (rails and react) from discovery phase to production deployment, establishing team culture and best engineering practices (CI pipeline, pull requests, code reviews, automated style checks, etc). Developed a low-latency network service (scala), an enterprise json-api service (scala), a ruby gem, an e-commerce application (rails), a semi-anonymous imageboard (es2015), an enterprise messaging application (rails, react.js), an MVP of an addiction treatment platform (rails), a real-estate marketplace webapp (rails, react.js), an advertising platform (rails, python, es2015), a CRM webapp (rails). Presently working on real estate and asset management services (rails, node.js, react.js, python, scala, es2017, aws).

Looking for technically challenging problems, which may include, but not limited to highload devops, artificial intelligence, complex UIs, big data, low latency; mature startups, passionate product teams. Not looking for trivial, repetitive, lower-skilled occupations, outsourcing bodyshops.

4 September

Director of Engineering

Lviv, Lviv · $10000 · More than 10 years of experience · Advanced/Fluent

I’m a proactive full-stack software engineer with 15 years of professional development experience. Architect solutions that are easy to support and scale, using modern development and management practices. Being a top Ruby on Rails contributor also helped numerous open-source projects like Go, Kubernetes, and Terraform. Being a tech entrepreneur, I worked with both big and small companies, startups of different types, and non-tech institutions. Enjoy dealing with micro-startups and underdogs. ● Experienced in startup delivery - more than 5 startups I was involved in closed the C round/were acquired/generated millions in revenue ● Developer coach - know how to mentor the team and support its growth and scalability ● Experienced cloud-based system architect, worked with big guys like Fortune 500 companies as well as small teams. ● Built product & scaled teams to be attractive for acquisition and merge ● Regularly share gained experience in my blog

Ruby on Rails, React, Vue.js, Leadership, Kanban, Test driven development, Agile, Project Management, Linux, Kubernetes, Heroku, AWS, Docker, Open Source, PostgreSQL, Redis, JavaScript, React Native, React / Redux, Redux

● Open Source Contributor: Ruby on Rails, Bundler, Padrino, etc. ● Helped development shops and agencies in the US to build a profitable business and gain more than $3m in revenue ● Managed large software projects, remote international teams, and R'n'D offices as a Tech Lead ● Built development practices good for dedicated remote teams

Startup, Transparency, Remote, Kanban, Kaizen

3 September

Middle Ruby developer 

Kyiv, Lviv, Berlin, London, EU, USA, Canada · $2500 · 3 years of experience · Advanced/Fluent

Have been working as a backend/full-stack developer on different projects based on Ruby and Ruby on Rails technologies. Have been using such tools as RSpec, FactoryBot, Capibara, Redis, Elasticsearch, Rake, PostgreSQL, Omiauth and others. Been involved in working on frontend part of the applications too, using JS, React.js, JQuery and multiple external libraries based on it. Had different tasks, such as implementing new requested features and improvements, fixing existing bugs, writing automated tests, investigating and dealing with existing legacy code, integrating thirty-party services and external API's, etc. Also have experience working on a rapidly growing startup projects as a full stack developer. Been involved in building project's tech architecture, developing complex features from both frontend and backend sides.

Ruby on Rails, Ruby, PostgreSQL, Git, RSpec, JavaScript, MySQL, Linux, CSS, HTML, REST API, Redis, Bootstrap, Capybara, SQL, OOP, jQuery, AJAX, AWS, MVC, HAML, React, JSON, Nginx, MongoDB, ElasticSearch, Docker, CI/CD, OmniAuth, English, Machine Learning, bash, Angular.js, SASS, ActiveJob, RegExp, BigData, Postman

To be able to work for an encouraging and stable company that will assist me in developing, improving and obtaining necessary skills in order to become better engineer.

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