Sep 2021 - Jan 2026 · 4 yrs 5 mos
Tech Lead
Codex Optimus · Full-time
Led the technical and business delivery of the B2B sector for a new digital bank (Yangi.uz), building the platform from the ground up.
- Architected and developed the integration layer connecting the platform to the Core Banking System.
- Built key B2B features including robust authentication, client dashboard, payment orders, e-signature processing, card system integrations, and payroll structures.
- Collaborated closely with stakeholders to align technical architecture with business goals.
- Stepped in to lead frontend development for a year (TypeScript/Vue.js) to ensure full-stack alignment.
- Mentored engineers, drove architecture decisions, and established engineering best practices.
- Ruby on Rails
- Vue.js
- TypeScript
- NestJS
- Ruby
- Kubernetes
Apr 2016 - Sep 2021 · 5 yrs 6 mos
Senior Software Developer
DevMasterz · Full-time
Core developer for ePayService (epayservices.com), a European payment system. Focused on complex fintech integrations, security, and payment processing.
- Maintained and expanded the core payment infrastructure, integrating with Mastercard, wire transfers, and Centrolink.
- Ensured strict adherence to PCI-DSS compliance standards.
- Delivered additional projects across varied stacks, including Elixir/Phoenix, Dart/Flutter, and Node.js.
- Ruby
- Ruby on Rails
- Fintech
- PCI-DSS
- Elixir
- Phoenix
- Node.js
- Dart
- Flutter
Oct 2012 - Apr 2016 · 3 yrs 7 mos
Full Stack Web Developer
Freelance
Built and shipped web platforms across healthcare, advertising, and custom software projects.
- Built one of the largest medical tourism portals for Israel from scratch using Ruby on Rails.
- Developed and launched an ad network from scratch as a solo full-stack developer using PHP.
- Contributed to many smaller projects.
- Ruby on Rails
- JS
- React
- Elasticsearch
- PostgreSQL
- PHP
- Laravel
- MySQL
Jul 2013 - Dec 2013 · 6 mos
Team Lead
CREATE DIGITAL LLC
Led delivery of two major projects during a focused product development period.
- Maintained and enhanced one of the largest e-commerce platforms for photography equipment in Russia.
- Built a leading interior design online magazine and furniture marketplace.
- Team leadership
- Project delivery
- Ruby on Rails
- React
Oct 2010 - Oct 2012 · 2 yrs 1 mo
Chief Technical Officer
Create
Early adopter of Ruby. Hired a team, technically trained them, and transitioned the stack to Ruby. Created promo sites for international brands and large-scale web platforms.
- Ruby
- Ruby on Rails
- Technical strategy
- Engineering leadership
2009 - 2010 · 1 yr
Full Stack Developer
am.ru
Contributed to one of the largest automotive marketplaces in Europe.