Vadim Kononov, M.Sc., B.Sc.
Solutions Architect / Consultant / Developer / Entrepreneur
Delivering secure, scalable systems with 16+ years of expertise across Agriculture, Healthcare, Education, and Government sectors. Specializing in DevSecOps, Ruby on Rails, and cloud security solutions.
Core Competencies
Web Development
Cloud Security
DevSecOps
Ruby on Rails
React
AWS
Security Automation
Data Science
Open Source Ruby Gems
Contributing to the Ruby community with production-ready gems used by developers worldwide.
fillable-pdf
Ruby wrapper for iText to work with AcroForm PDFs. Fill and read text fields, checkboxes and radio buttons, add images to fields, rename or remove fields, and flatten forms.
compare-xml
Compares Nokogiri XML and HTML documents, nodes and node sets for equality or equivalency. Returns a list of differences and can exclude chosen nodes or attributes.
cloudflare-turnstile-rails
Integrates Cloudflare Turnstile into Ruby on Rails applications, transparently reloads on Turbo and Turbolinks events, and embeds CSP-nonce-compliant scripts.
package-audit
Audits project dependencies across supported package managers and lists those that are outdated, deprecated or have known security vulnerabilities, for patch prioritization.
Recent Projects
Showcasing innovative solutions across web development, security automation, and enterprise systems.
Terry Goodkind Legacy
Sep 2026A tribute to Terry Goodkind, author of the Sword of Truth: his life, the world he built, the eleven Wizard's Rules, his legacy, and all 32 books.
Technologies
Seun Sabitu
Mar 2026Operations leader and entrepreneur, founder of Moreeny Couture, with a strong record in finance, compliance, and team building.
Technologies
Trakt Lens
Jan 2026Find missing movies in your Trakt.tv collection. Trakt Lens scans your library and identifies incomplete TMDB movie collections.
Technologies
Connect & Collaborate
Let's connect and explore opportunities to work together on your next project.
Ready to Build Something Amazing?
I'm available for consulting, full-stack development, and technical leadership engagements. Let's discuss how I can help bring your vision to life with secure, scalable solutions.
Available for projects • Remote & On-site • Worldwide