Ruby (Ruby on Rails) / Elixir Developer

Lviv · $4500 · 7 years of experience · Upper Intermediate

So, no surprises :) I’m a full-stack Web Developer (with 8+ overall development experience). Pretty good at Ruby(Rails, Sinatra, Grape, Sidekiq, Rspec, Cucumber) and databases/queues: MySQL, Postgres, Redis, RabbitMQ. As well as infrastructure technologies and deployment tools: incl. Linux, Nginx, Git/Gitlab, Jenkins, Docker, AWS. Frontend: AngularJS & other MVC/SPA frameworks. I also had a solid experience in the past (about 3 years) in E-commerce (PHP/Zend, Magento, Yii, as well as frontend) domain. Easily can start a new project from scratch alone or in a team (lead and mentor a team further), or level up your legacy code as well! My specialties and present focus lead to web apps and backend, Web Services & API’s, Ruby/Rails; Actively curious about trending backend alternatives such as Elixir/Phoenix, OTP (recently set up a brand new dockerized microservice - successfully run-in production in a couple of months)

RoR, Ruby, SQL, Code Review, jQuery, Nginx, Sidekiq, Angular.js, CI, Git, Laravel, Linux, Memcached, PostgreSQL, Redis, Twitter Bootstrap, Elixir, Phoenix, Sinatra, RabbitMQ, JSON API, ElasticSearch, Cucumber, RSpec, Automated Testing, TDD, SOLID, Microservices

8+ years overall tech experience in partnership and collaboration both with IT-service and product-companies The most recently: acted as a Team Lead of small but experienced RoR team crafting the server API for and web&mobile for the Moving&Storage business Also at that time involved in company Team Manager activities taking care of teammates across their projects and day-to-day work in the company (held 1-1s, standups, retros, different team-buildings) Past: held the role of Senior technical lead at young IT-outsourcing/staffing company, preferably focused on PHP/JS & Python technology stack, offering custom solutions on top of powerful cutting-edge frameworks such (at that time) as Laravel, Angular, Ionic, Django From the latest achievements I'm proud of: business-inventory-app/ I lead a development team building B2B version of the service - with that help our customer in the US raised the 2nd round of investments on the solution we've built! ($$$) Settled a new Elixir/Phoenix dockerized microservice with the integration of StarlingBank API (UK payment gateway) which is already run-in production (leading UK Fintech)

Interested in long-term product development, SaaS/PaaS web/mobile services, CRM solutions. Looking forward joining up a dedicated team of professionals of their business, to realize a brand new super idea to make a world better place ;) My long-term goals & interests are: - Cloud Services, Mobile Apps & API Development, Booking tools & CRMs - Ruby/RoR, Elixir/Phoenix - Team leadership, mentorship, and development; - Product Management, both Intrapreneurship n Entrepreneurship


Team Lead/Senior Java Software Engineer

Remote work, Ukraine · $5000 · 7 years of experience · Upper Intermediate

Проектирование и сопровождение системы от начала и до релиза. Есть опыт как в разработке так и в управлении проектами. Адепт SOLID. Фанат чистой архитектуры.

Design Patterns, Git, OOP, REST API, JPA, JDBC, Docker, Java, Spring, Hibernate, SQL

Прежде всего адекватный коллектив и начальство. Периодическая индексация зарплаты согласно уровню инфляции и достижений на проекте. Полноценный отпуск, оплачиваемый больничный. Свободный график работы. Отсутствие надзора и оценка по результатам работы, а не по часам проведенным за монитором.


Senior PHP/Magento Developer

Remote · $4000 · 9 years of experience · Intermediate

Over 9 years of experience as a full stack developer using PHP frameworks, such as CakePHP 2/3, Laravel, Yii for medium and big size applications with focus on high-load and database (MySQL) performance optimization. Possesses a strong knowledge of JavaScript (jQuery, Knockout, etc.), HTML, CSS, AJAX, Sass, Gulp, Bower. Acquired to 2 Magento certifications within just the two years of Magento development hands on experience both in e-commerce and enterprise editions, was engaged in all phases of development from analysis and estimation to production launch and maintenance. Quick learner and great problem solver.

PHP, MySQL, Git, JavaScript, OOP, REST API, MVC, Linux, Laravel, jQuery, AJAX, JSON, Bootstrap, HTML, CSS, Nginx, Redis, MongoDB, Apache, Yii2, Jira, RabbitMQ, Yii, Sphinx, php7, HTTP, SOAP, Performance optimization, Magento 2, CRM,, Ubuntu, phpstorm, Laravel5, Gulp, PHP5+, Swagger, Ajax, Composer, CSS3, HTML5, GIT, ORM, WebSocket, CakePHP, Joomla, PHPUnit, SQL, XML, Twitter Bootstrap, SASS, Pimcore

I have a two Magento developer certificate (M2 Associate Developer, M2 Professional Developer) and extensive experience with developing, problem-solving, mentoring and other things related to my work.

I prefer working with Manento 2. But I’m ready to consider other worthy options.


.NET Team/Tech Lead

Kharkiv · $5200 · More than 10 years of experience · Upper Intermediate

.net, netcore, aspnet mvc, aspnet core, wcf, web api, javascript, knockout, angular 6+, etc.

.NET, ADO.NET, ASP.NET, mvc, C#, Multithreading, MVC, NetCore, OOP, TFS, Web Development, Design Patterns, Entity Framework, Git, JavaScript, Knockout, LINQ, T-SQL, WCF, Angular6, MSSQL, WinForms, WPF, C++

- started/created several projects from the scratch; - in short terms built up a team and set up development process for the new team; - implemented several applications that work 24/7.

- leading a team; - coding less than 40%, the rest is management/architecture; - interesting project with new technologies; - customers do not speak Russian.


Lead Mobile QA Engineer

Kyiv · $4500 · 7 years of experience · Intermediate

7+ years(Manual) - Leading team (4-5 people’s) - Team test planing - Risk/priority management - Good knowledge of testing techniques and methodologies, SDLC. - Mobile testing (last 4y.). - API testing. Skills: HTML, CSS, Jira, WireShark, Charles, Postman, Git, Jenkis/TeamCity, MySQL (basic), HTTP/S, XML/JSON, REST API, Java SE/Python (basic), Ruby+Calabash+Cucumber (basic), etc.

Manual Testing, Android, iOS, Scrum

Занимался тестированием и сопровождением высоконагруженного программного продукта. Организовал тестирование более чем в 15+ мобильных приложениях. На данный момент организовываю тестирование высоконагруженного моб. приложения (600+ млн.)

Сложные задачи. Адекватный менеджмент. Построение отдела тестирования/ Lead позиция/ QA Manager


Team Lead, Technical Lead (JavaScript) 

Kyiv · $7000 · More than 10 years of experience · Advanced/Fluent

I started programming when I was 13. I've been working at big and small companies, successfully ran tens of products, built many teams (3-15 developers) and even had my own company. I have a fluent English, strong leadership and management skills.

Git, JavaScript, Jira, MongoDB, Node.js, REST API, React, Agile, Linux, Microservices, MySQL, NoSQL, Scrum, AWS, Continuous Integration, PostgreSQL, Redis, Product management, Design Patterns

I will be happy to join an existing product to empower it and bring my experience there, or start a brand new product, building a prototype or an MVP for it. I'd like to add value to the product or a company using my passion, skills, and ideas. Perfect product tech stack: - Microservices - Node.js - Event Sourcing - Postgres / MongoDB


Software Engineer

Kyiv · $3500 · 4 years of experience · Upper Intermediate

Designing app architecture Supporting and improving the existing code base Adding and adapting UI for various screen sizes Implementing a Realm-based local storage Code refactoring and restructuring Troubleshooting and bug fixing Implementing Push Notification UI/UX design Setup CI

Objective-C, Swift, iOS, Mac OS;, Git, Cocoa, UIKit, rxSwift, Realm, GCD


Team Lead/Senior Java Software Engineer 🔥 

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

Experienced and confident strong java developer with deep knowledge of distributed systems and computer science. Always focused on resolving problem, not just for technologies. Deep solution focused mindset, not on problem itself. Sterling understanding of architecture and business needs both techs, customers and employees. Always open for new, reasonable opportunities.

Java, Linux, Spring, Kubernetes, AWS, RabbitMQ, Kafka, Mongo, Spring Security, Architectural design patterns, Microservices, Hibernate, PostgreSQL, Redis, Spring Cloud, Netflix OSS, SQL

27 millions requests per day in Spring Cloud Streaming/Processing/Encoding video platform Tight coupled monolith to well organized microservice stack Hard read architecture optimizations Wide experience with deployment Never dropped any production •ᴗ•

java 11+, microservices, cloud well designed architecture or project from scratch great if you have CQRS + Event Sourcing or Reactive Stack


Mechanical/Thermal Engineer

Kyiv · $3000 · More than 10 years of experience · Advanced/Fluent

Senior Lead Engineer at Claridge-Culp, Inc. Leading the development of the Molecular Membrane Air Conditioning System in a startup company. Identification of the most suitable components technologies, search for vendors and potential costumers, development of thermodynamics and heat transfer models for various system components, design, construction supervision, and testing of all major product sub-systems and components. Conducted three-dimensional computational fluid dynamics modeling of the airflow; air pressure drop, thermodynamics, heat transfer analysis of finned heat exchangers and other system components. Provided polymer components displacement mechanical analysis due to temperature and pressure gradient in operation conditions. Conducted manufacturability analysis for polymer components molding. Identified the most suitable technologies and component manufacturers. Directed, planned, and tracked work of all subcontracted firms and consultants Senior Research Associate at Texas A&M University. Performed existing buildings retro-commissioning (energy audits) services for various state owned commercial facilities throughout the state of Texas. Buildings energy modeling and estimation of energy savings potential. Achieved energy savings between 7-15% with payback less than 3 years

SolidWorks, AutoCAD, Mathcad, Autodesk Inventor, DOE-2.1E, EnergyPlus, Autodesk Revit, Engineering Equation Solver, BIM, CAD, Energy, Research And Development, Business English, Mechanical Design, Heat transfer, Mass transfer, CFD, flow simulation, English, Energy Audit, Energy Management, solar energy, renewable energy, HVAC, low vacuum, 3D modeling, Vacuum, Project Management

Development of a new type of an air-conditioning system from initial concept to the working industrial prototype. Working experience in a startup company. Ph.D. in Mechanical Engineering (heat transfer/thermodynamics) from Texas A&M University. Fulbright Scholarship recipient. Fluent English

The preference is for an engineering position in R&D related to heat transfer, thermodynamics, renewable energy, and a new hardware product development. I am willing to consider other options that have a career grows potential.


QA Manager 

Kharkiv · $2500 · 6 years of experience · Advanced/Fluent

HTML5 debug, SQL, Java Automation, Selenium, REST, Linux, Windows 8.1;7;xp, Mac OS X, Jira, RedMine, TestLink, MS Office, Mantis, Gemini, Perforce, GitHub, Python, Firebug, ScreenCast-o-matic, Joxi, Axure, Adobe CS6/Illustrator, Google Docs/Sheets, Chrome, Firefox, Opera, Edge, Chrome Dev.Tools.

Quality Assurance, gemini, iOS, Jira, JSON, LibreOffice, Mac OS X, Microsoft Office, Redmine, Test Design, Testlink, Windows, Windows 7, Windows 8.1, XML, Git, Serenity, TeamCity, Test Projecting, Agile, Android, Ant, Design Patterns, Eclipse, HTML5, Java, Jenkins, JMeter, JUnit, Linux, Mantis, Maven, MSSQL, OOP, PageObject, Scrum, Selenium WebDriver, XPath, CSS3, MongoDB, PostgreSQL, REST, REST API, TDD, Tomcat, AJAX, Node.js, Python, Spring

Looking for project to work on. Preferrably with free working schedule

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