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Viktoria – Ruby on Rails, Ruby, Golang, experts in Lemon.io

Viktoria

From Germany (GMT+2)

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Back-end Web DeveloperSenior
Hire developer
7 years of commercial experience
Banking
E-commerce
E-learning
Edtech
Entertainment
Healthcare
Healthtech
Hospitality
Job and career services
Marketing
Networking
Productivity
Real estate
Travel
B2B
Marketplace
Rental
HRMS
Mobile apps
Platforms
Lemon.io stats
4
projects done
937
hours worked
1
offers now 🔥

Viktoria – Ruby on Rails, Ruby, Golang

Viktoria is an experienced Ruby Developer with over 6 years of commercial development history. Proficient in Ruby on Rails, Ruby, and relational databases, she excels in back-end development. Currently, she's exploring her new passion for Golang. Overall, Viktoria is highly responsible and results-oriented, with mentoring and tech-leading experience.

Main technologies
Ruby on Rails
5 years
Ruby
5 years
Additional skills
Golang
Firebase
MySQL
Docker
Kibana
Redis
ElasticSearch
Sidekiq
AWS
PostgreSQL
React
REST API
Vue.js
RSpec
Heroku
Sentry
GraphQL
Stripe API
Bootstrap
GitHub Actions
OAuth
Rewards and achievements
Client's favourite
June 2024: Dasha Summary
Ready to start
19.06 or 24.06
Direct hire
Potentially possible

Experience Highlights

Senior Ruby on Rails developer
Jun 2023 - Feb 20247 months
Project Overview

It is an online platform offering coaching courses and personal and professional development services. It's designed for individuals aiming to achieve their goals. Key features include access to online courses, individual coaching sessions, and a coach training program.

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Responsibilities:
  • Fixed bugs and performed troubleshooting;
  • Designed and implemented new features;
  • Integrated new technologies for application features (integration with Calendly API, Stripe);
  • Improved business logic;
  • Organized planning, development, and implementation of features and fixes on a project;
  • Added CI/CD for automation deployment;
  • Developed and updated documentation for code
Project Tech stack:
Ruby
Ruby on Rails
Heroku
GitHub Actions
Bootstrap
Stripe API
Amazon S3
RSpec
Twilio API
Memcache
Ruby on Rails Developer
May 2022 - Aug 20223 months
Project Overview

Two Shopify platforms.

The first application automates the printing and delivery of branded invoices, packing slips, and receipts, offers customizable templates, and supports multi-currency sales, reducing support needs and improving branding for businesses of all sizes.

The second application provides a solution to effortlessly customize invoices, packing slips, returns forms, and gift receipts, elevating business branding

Skeleton
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Responsibilities:
  • Added multi-lingual support to 2 Shopify apps (made the app UI adapt to the user's preferred language);
  • Integrated the Shopify apps with an external application;
  • Implemented automatic generation of PDFs for receipts and invoices;
  • Established test coverage with unit and integration tests.
Project Tech stack:
Ruby
Ruby on Rails
Hotwire
PostgreSQL
RSpec
Shopify
Senior Ruby Developer
Apr 2021 - May 20221 year 1 month
Project Overview

This is one of the world's fastest-growing hospitality brands, blending beautifully-designed accommodations with coworking, recreation, wellness, and local experiences. Custom-built for today's nomadic traveler, this platform provides guests with a global infrastructure to seamlessly travel and work abroad.

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Responsibilities:
  • Created back-end architecture;
  • Designed and implemented new features (front-end and back-end sides);
  • Implemented full-text search;
  • Designed and implemented integration with 3rd party services;
  • Provided technical leadership for more junior members of the team (created lectures and presentations for teaching new technologies);
  • Performed code review;
  • Optimized slow-working requests;
  • Provided and created test coverage in the project (around 50% from scratch);
  • Started moving from monolith to microservices.
Project Tech stack:
Ruby
Ruby on Rails
MySQL
AWS
Kibana
GraphQL
Redis
React
Senior Ruby Developer
Jun 2020 - Oct 20211 year 4 months
Project Overview

Travel web platform with Amadeus, Twilio, Algolia integrations, B2B wallet, stripe subscriptions

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Responsibilities:
  • Maintained existing Ruby code;
  • Worked with Amadeus GDS;
  • Contributed to Amadeus-enterprise gem (company-own gem);
  • Mentored and set up knowledge sharing;
  • Executed test coverage and documentation coverage;
  • Built architecture for the application;
  • Provided business solutions;
  • Optimized DB requests;
  • Set up CI/CD (Gitlab CI/CD);
  • Implemented Stripe subscription;
  • Provided a high level of security in the application and eliminate OWASP security risks.
Project Tech stack:
Ruby
Ruby on Rails
PostgreSQL
Trailblazer
DRY
State Machine
Ruby On Rails Developer
Jun 2019 - Feb 20208 months
Project Overview

A real-time user entertainment platform for one of the USA campuses. Provides students with the opportunity to engage with other students in the real world in brief, fun, curated challenges in a safe environment through a mobile device.

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Responsibilities:
  • Maintained existing Ruby code;
  • Engaged in business logic solutions;
  • Designed and implemented features for a reward system, referral system, virtual currency, and real-time events;
  • Established test coverage with unit and integration tests;
  • Set up push notifications (mobile and web);
  • Upgraded Ruby version from 2.4 to 2.6.5.
Project Tech stack:
Ruby
Ruby on Rails
PostgreSQL
Sidekiq
Rpush
PostGIS
Action Cable
Geocoder
RoR Developer
Feb 2019 - Jul 20195 months
Project Overview

Healthcare mobile and web app for weight loss. Including chat for users and coaches, push notifications, purchases, generating users' shopping lists and meal plans, statistics.

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Responsibilities:
  • Was responsible for Ruby coding and testing;
  • Set up deploy and planned process;
  • Engineered requirements.
Project Tech stack:
Ruby
Ruby on Rails
MySQL
APNS
Firebase Cloud Messaging
Redis
Delayed Job
Action Cable
Middle Ruby Developer
Mar 2019 - Jun 20192 months
Project Overview

The website presents the product to the target audiences: healthcare specialists, pharmacies, doctors, clinics, health insurers, nursing homes, patients, and investors.

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Responsibilities:
  • Designed back-end application architecture from scratch;
  • Provided front-end and back-end interaction;
  • Created the layout, styles, and interactive elements for the landing page;
  • Integrated and customized Spina CMS for content filling;
  • Established unit and integration test coverage.
Project Tech stack:
Ruby
Ruby on Rails
PostgreSQL
Spina CMS
Dry-validation

Education

2020
Software Engineering
Bachelor's

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