Max Chernyak is a seasoned software leader and VP of Engineering in New York with 18 years building resilient web systems, from founding e-commerce startups to shaping FinTech at Helios. He combines hands-on expertise in Ruby, Elixir, Go, React and GraphQL with architecture and DevOps know-how to deliver cost-efficient, production-ready platforms. A pragmatic mentor and team builder, he has a track record of turning prototype codebases into scalable, growth-ready systems while cultivating engineering quality and inclusive culture. Active in open source, he has contributed substantive database and testing improvements to prominent projects like Ecto and modernized email-spec for Rails ecosystems. Known for making resourceful technical choices that save money, he also documents and shares his thinking via code and writing at github.com/maxim and max.engineer.
18 years of coding experience
16 years of employment as a software developer
Computer Science, Computer Science at New York University - Polytechnic School of Engineering
Collection of RSpec/MiniTest matchers and Cucumber steps for testing email in a ruby app using ActionMailer or Pony
Role in this project:
Back-end Developer
Contributions:54 commits in 4 days
Contributions summary:Max primarily focused on enhancing the `email-spec` library for testing email functionality in Ruby applications. They updated the library to be compatible with newer versions of RSpec and Mail gem, abandoning the older TMail dependency. Key contributions include refactoring matchers, fixing specs, and adapting the Rails 3 sample application. Furthermore, the user modified the code to support attachments and updated Cucumber steps for feature testing.
A toolkit for data mapping and language integrated query.
Role in this project:
Backend Developer & Database Engineer
Contributions:6 commits, 6 PRs, 30 comments in 2 years 7 months
Contributions summary:Max primarily contributed to enhancing the Ecto library, which provides data mapping and query capabilities. They focused on improving database test configurations by enabling dynamic URL settings for MySQL and PostgreSQL in integration tests. The user also addressed several issues related to index handling, ensuring proper behavior with MySQL and PostgreSQL. Their contributions involved modifications to both the core migration logic and specific database adapter tests.
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