📜 About

10+ years building backend systems (Ruby on Rails) and APIs for SaaS products. Strong focus on reliability and performance — SLOs, production bottlenecks, SQL optimization. Experience with search and analytics platforms (OpenSearch, Snowflake) and event-driven architectures (Kafka, Debezium). Comfortable leading technical initiatives from RFC through implementation and rollout.

🐈 Pet Projects
🌞 MyDay — Personal Productivity OS ✍️ Blog
💼 Experience
Phrase Berlin, Germany ▶ Senior Software Engineer (Ruby on Rails) Sep 2023 – Present
  • Led technical initiatives from early evaluation and RFC stages through implementation and rollout.
  • Designed and implemented agent-based workflows and internal automation tooling to improve engineering productivity.
  • Reduced failed Machine Translation requests by caching unsupported language pairs, decreasing unnecessary external API traffic.
  • Participated in migration of analytics and data workflows to Snowflake; contributed to OpenSearch migration projects.
  • Updated Translation Memory Indexer services written in Go.
  • Investigated and resolved production bottlenecks causing breached SLOs and slow database queries.
  • Designed and implemented REST and GraphQL APIs for backend services and platform integrations.
  • Contributed to event-driven workflows using Debezium and Kafka; made infrastructure changes via Terraform.
  • Participated in production on-call rotations, incident response, and the AI engineering circle.
FinLink Berlin, Germany ▶ Software Engineer (Ruby on Rails) Nov 2020 – Aug 2023
  • Developed features for an advisor CRM platform — accounting, reporting, lead sources, task management, document generation.
  • Built and consumed internal/external APIs, including enterprise integrations.
  • Refactored legacy architecture: model callbacks → command pattern; search logic → dedicated filtering.
  • Delivered dynamic permissions and authentication improvements.
  • Interviewed and onboarded engineers; facilitated Backend Guild knowledge-sharing sessions.
Makerist Berlin, Germany ▶ Software Engineer (Ruby on Rails, AWS) Jul 2018 – Oct 2020
  • Delivered product features with Ruby on Rails and JavaScript in a Scrum team.
  • Implemented accounting and payments business logic using Trailblazer.
  • Migrated infrastructure to AWS (EC2 Auto Scaling, ELB, RDS Postgres, S3, CloudFormation) and CI/CD (CodePipeline/CodeBuild/CodeDeploy).
  • Led major Rails upgrades (4.2 → 5 → 6) and introduced Webpacker.
Syzlek (Freelance) Kazan, Russia ▶ Web Developer (Python/Django) Jul 2017 – Sep 2017
  • Built an online language dictionary using Python/Django.
LeveL90 Innopolis, Russia ▶ Web Developer (Ruby on Rails) Jul 2015 – Apr 2017
  • Built and maintained an online courses web app; shipped several MVPs.
  • Integrated Xsolla API for recurring billing; implemented admin tooling with ActiveAdmin.
  • Automated user-submitted task approvals with Sidekiq; implemented authorization with Pundit.
  • Built file uploads (CarrierWave + Fog); deployed on DigitalOcean with Capistrano.
Advoclick (Freelance) Kazan, Russia ▶ Web Developer (Node.js) Dec 2015 – Jun 2016
  • Rewrote parts of a Node.js/Express web-messaging platform; refactored WebSocket-based real-time messaging.
  • Built JSON API backends for iOS and Android clients.
  • Implemented multi-party messaging in a legacy codebase; built frontend features with Backbone.js.
Flatstack Kazan, Russia ▶ Ruby on Rails Developer Apr 2013 – Jan 2015
  • Built JSON APIs for a database management web service and a mobile task management app.
  • Delivered backend and frontend for a team mood management service.
  • Wrote feature tests (Capybara) and unit/integration tests (RSpec).
  • Implemented uptime and incident alerting with Pingdom + PagerDuty.
🎓 Education
Technische Universität Ilmenau, Germany
M.Sc. in Computer and Systems Engineering (Double degree)
Thesis: Deep Learning for Portfolio Prediction using High-Frequency Data
Oct 2017 – Nov 2018
Kazan National Research Technical University, Russia
M.Sc. in Computer and Systems Engineering (Double degree)
Sep 2016 – Nov 2018
Kazan National Research Technical University, Russia
B.Sc. in Computer Science and Engineering
Thesis: Development of Educational Feed with Gamification and Social Elements
Sep 2012 – Jun 2016