Alex Katkova
Verified Expert in Engineering
Software Developer
San Francisco, CA, United States
Toptal member since July 13, 2022
Alex is a senior Ruby on Rails developer with extensive experience building APIs, working with and extending 3rd-party integrations, and building proof-of-concept software. Alex is pragmatic and detail-oriented, leverages the right tools for the job, and delivers projects on time.
Portfolio
Experience
- Ruby - 6 years
- Ruby on Rails 5 - 5 years
- ActiveAdmin - 5 years
- MySQL - 5 years
- APIs - 4 years
- Microservices - 3 years
- Twilio - 2 years
- Twilio API - 2 years
Work Experience
Senior Software Engineer
Thanx
- Architected and built Thanx's first public API, allowing the company to acquire customers that were looking for a custom experience.
- Led the back-end component of an online ordering integration with OLO, allowing Thanx to expand the reach of the product and leverage a new source of revenue.
- Worked extensively with customer success to build and refine internal tooling via ActiveAdmin.
- Wrote a chatbot powered by the Twilio API that allowed a user access to their Thanx data via SMS.
- Led an upgrade to integration with Visa's SOAP API.
Software Engineer
CheckMate
- Contributed to a messaging web app designed for hotel employees to interact with customers.
- Developed an integration with Oracle Opera property management system.
- Built a tool to automate translations for UI elements, reducing the time required for developers to run new words or phrases through Google Translate.
Software Engineer
- Developed peer-to-peer payment features, such as sending money, adding money to a prepaid account, and withdrawing money to a bank account for Google Wallet.
- Contributed to a UI redesign of the Gmail Web UI.
- Moved dozens of Gmail UI experiments to launched or deprecated, which involved extensive cleanup and quality assurance.
Project History
Thanx Public API
https://docs.thanx.com/This API supports a third-party website or mobile client that wishes to register users with loyalty programs run by Thanx and sign them up for email marketing.
Education
Bachelor's Degree in Computer Science
Carnegie Mellon University - Pittsburgh, PA, USA
Skills
Libraries/APIs
REST APIs, Sidekiq, Twilio API, Stripe, Devise, React
Tools
GitHub, RSpec, Looker, Git, Mailchimp, Atom, Amazon Simple Email Service (SES)
Languages
Ruby, JavaScript, SQL, HTML5, HTML, Snowflake, Java, CSS3, CSS
Frameworks
Ruby on Rails 5, Ruby on Rails (RoR), Ember.js, Bootstrap
Platforms
Mandrill, Heroku, Twilio, Amazon Web Services (AWS), New Relic, MacOS
Storage
Redis, MySQL, Amazon S3 (AWS S3), PostgreSQL, Elasticsearch
Paradigms
Test-driven Development (TDD), Agile, Microservices
Other
ActiveAdmin, APIs, Back-end, API Integration, Ruby Gems, API Documentation, Code Review, SaaS, Full-stack, Upgrades, Estimations
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