![OO](https://d2abrqas732254.cloudfront.net/images/specialists/6cde34da42d4fa661fd6e5e95985be209bd08b51.jpg)
English:
Upper Intermediate
Oleg O.
Vetted by YouTeam
Ukraine
UTC +02:00
Ukraine/Kyiv
English:
Upper Intermediate
Senior Elixir Developer
Over 12 years of web applications development as a software developer and technical lead. Among my clients, are software development corporations, start‑up companies, and private entrepreneurs worldwide. My responsibilities are to ensure that proper technical vision and software engineering processes are established on the project, incorporating best industry practices and resulting in high-quality deliverables.
Want to hire this engineer?
Check if Oleg is availableExpertise
Years of commercial development experience
12 years of experience
Core technologies
Other technologies
Project Highlights
Albora
Sep `20 - Dec `23
3 years
Albora has developed a high‑precision geolocation open ecosystem that delivers accurate positioning coordinates ubiquitously, especially addressing problems in challenging environments such as urban areas and industrial/infrastructure complexes.
Responsibilities & achievements
• Implement the AlbaSpot geolocation cloud‑based corrections service. • Configure AWS cloud infra using Terraform and edge Kubernetes cluster with Helm for Albaspot product.
Forza FC
Jan `20 - Aug `20
7 months
Forza FC is a young and dynamic sports marketing firm with strong roots in developing exceptional digital products.
Responsibilities & achievements
• Implementation of the onboarding feature for new fans. • Introduce the A/B testing system for the new onboarding.
Human Agency
Jul `19 - Dec `19
5 months
At Human Agency, they are giving the power of digital advertising to the people. their job is to ensure that anyone has the tools they need to make their voice heard online.
Responsibilities & achievements
• Software development of Forms project using TDD. • Software development of Platforms project using TDD.
Lemonade
Oct `18 - Jul `19
9 months
Lemonade is a full-stack insurance company powered by AI and behavioral economics, and driven by social good.
Responsibilities & achievements
• Software development of Lemonade web application. • Implementing marketing-related features within the Growth Team.
N-iX
May `17 - Sep `18
1 year
Healthcare software company Think Research Corporation develops knowledge‐based tools that empower clinicians to deliver the best evidence‐based care to patients, driving better patient outcomes.
Responsibilities & achievements
• Software development of Care Portal, and Virtual Care web applications. • Writing unit tests for own features (7095% coverage depending on the project). • Refactoring/Bug fixing of existing TRC applications. • Code review.
SoftServe Inc.
Aug `16 - Apr `17
8 months
Full‐time Ruby engineer on Amorelie project. Full‐time Ruby engineer on OneLogin project.
Responsibilities & achievements
• Development of new features and maintaining existing codebase for SOA applications. • Performance of code reviews and provided tasks estimating. • Communication with the °H° team to reach implementation project milestones. • Delivery to production Directory Service A°I, which implements SCIM-inspired users schema. • Delivery of new customer services synchronization mechanism (SSO, Directories integration). • Implementation of integrations and support for SAML connectors. • Performance of code review and estimates for project milestones.
Mesosphere, Inc
Feb `15 - Jun `15
4 months
Part‐time freelance Ruby engineer on a project Mesosphere Accounts.
Responsibilities & achievements
• Development of OAuth 2.0 provider Application, using Rails and Doorkeeper gem. • Implementation and support of customer features.
X2SY
Nov `13 - Jun `15
2 years
Full‐time Ruby engineer in the R&D department.
Responsibilities & achievements
• Implementation of quiz platform CMS as SaaS. • Performance of quiz votes live to monitor. • Delivery of to production system based on Huginn (IFTTT open‐source analog) for building agents that perform automated tasks of automation processing client emails. • Participation in the development of news aggregator and CMS. Migrated to the new version with actual data transfer (1k articles with assets). • Solve software design tasks for Video Platform SaaS using a microservices architecture. • Programming of a prototype, using Ruby on Rails, Grape Frameworks, and Redis‐PostgreSQL‐MongoDB for ESB purposes.
Svitla Systems
Jan `13 - Oct `13
9 months
Creating the API application that collects data from different data sources and brings that to clients (websites, mobile, etc). Leading and cooperating team. Development and support of MyOffice My Ooma application that configures and controls My Ooma devices.
Responsibilities & achievements
• Design of API using Grape and Event Machine². • Dynamic re‐prioritization of cache requests executed on concurrent threads based on the most recent consumer demand using Fibers. • Improvement of MyOffice Backbone.js application. • Decrease of page loading/data fetching time.
Notus
Jul `12 - Dec `12
5 months
Team member on internal R&D projects of online shop Notus. Project main purposes: improving online store conversion, and automation of routine tasks.
Responsibilities & achievements
• Creation of a customer relationship management system for efficient task management. • Creation of script for scraping, parsing, processing, and saving products from different data sources. • Maintenance of call center to call conversion service.
Econet
Mar `11 - Jan `12
10 months
Front‐end and back‐end development of ecologic Web Portal.
Responsibilities & achievements
• Development of frontend and backend of the ecologic Web Portal.
Education
Higher education in Computer Science
Agency
400+
GMT-11
Remote
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