Denis Talakevich
Technical Lead at DIDWW
Odesa, Odesa Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolDenis Talakevich is a Technical Lead with 11 years of experience building and maintaining Ruby on Rails products at DIDWW, progressing from software developer to leading engineering efforts since 2021. He writes backend business logic and APIs, contributes to customer-facing admin UIs, and conducts daily GitLab code reviews and merge requests. An active open-source contributor, Denis has improved notable JSON:API libraries—enhancing data fetching, error handling, and request features—which demonstrates deep familiarity with API design and interoperability. He mentors junior developers and continually sharpens his skills in spare time, backed by engineering training in information protection. Based in Odesa, Ukraine, Denis blends hands-on development with practical leadership in product-focused teams.
11 years of coding experience
7 years of employment as a software developer
Диплом специалиста по инженерной специальности, Системы защиты информации, Диплом специалиста по инженерной специальности, Системы защиты информации at Odessa National Telecommunications Academy
Русский, Украинский, Английский
Stackoverflow
572reputation
38kreached
7answers
6questions
Github Skills (21)
api-rest10
ruby-rails10
api-design10
restful-api10
testing10
rails10
json-api10
ruby10
error-handling10
rest-api10
apidoc9
api9
activerecord9
rake6
ruby-on-rails6
Programming languages (12)
Github contributions (5)
JsonApiClient/json_api_client
Nov 2017 - Aug 2019
Build client libraries compliant with specification defined by jsonapi.org
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 releases, 54 commits, 77 PRs in 1 year 9 months
Contributions summary:Denis primarily focused on improving the `jsonapiclient/json_api_client` library. Their work involved correcting error handling mechanisms related to source/pointer and source/parameter, improving the library's robustness. The user also addressed an issue with Faraday, ensuring correct behavior when empty arrays are used as filter values in queries. Furthermore, they implemented features that allow for sending fields and includes during resource creation and updates, expanding the library's functionality.
jsonapijsonapiclientdefinedcompliantspecification
cerebris/jsonapi-resources
May 2016 - Jan 2019
A resource-focused Rails library for developing JSON:API compliant servers.
Role in this project:Back-end Developer
Back-end DeveloperContributions:16 commits, 19 PRs, 127 comments in 2 years 8 months
Contributions summary:Denis primarily focused on enhancing the JSON:API compliant server library. They implemented features to pass fields parameters from the request to the operations, affecting how data is fetched. They also addressed merge conflicts and made changes to controller and test files, which shows the user actively maintaining and improving existing functionalities. These changes affect core parts of the application for retrieving and handling data within the JSON:API context.
apijsonapidevelopingrailscompliant
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