# Polina Gritsik

> Software Engineer

Location: Brooklyn, New York, United States
Profile: https://flows.cv/polina

Backend developer with proficiency in the Ruby on Rails stack. I also have experience developing applications with TypeScript. I hold both a Bachelor’s and a Master’s degree in Computer Science and have extensive experience building and scaling both microservices-based and monolithic applications on AWS using Kubernetes, applying DevOps principles such as Infrastructure as Code. I’m skilled at setting up CI/CD pipelines for efficient, reliable workflows and passionate about writing clean, maintainable code.

## Work Experience
### Software Engineer @ Lifetime Health
Jan 2023 – Present | Bengaluru, Karnataka, India
Developing scalable backend systems using Ruby and Ruby on Rails.
Implementing RESTful APIs for communication between frontend, mobile apps, and backend.
Implementing integrations with different CRMs (HubSpot, Zoho), messaging systems (Twilio, Textlocal, WATI), and other third-party platforms.

### Software Engineer @ Lifetime+
Jan 2021 – Jan 2022 | Moscow, Russia
Participated in platform development using Ruby on Rails stack
API design for interaction with mobile applications
Integration with laboratories' API
Implemented interface features for the admin panel using React/Typescript.

### Senior Software Engineer @ Biptik Pte Ltd
Jan 2020 – Jan 2021 | Vladivostok, Russia
Implementing Infrastructure as Code using CloudFormation,Terraform. 
Design system architecture within AWS (EC2, VPC, CloudFront, RDS, etc.)
CI/CD implementation based on GitLab
REST API design using OpenAPI 
Application containerization using docker, ECS

### Ruby on Rails Developer @ Biptik Pte Ltd
Jan 2018 – Jan 2019 | Vladivostok, Russia
GraphQL API design, splitting monolithic Ruby on Rails application into microservices using AWS Lambda, DynamoDB, GW API, SQS, RDS, SNS
CI/CD implementation based on AWS CodePipeline

### Junior Software Engineer @ Biptik Pte Ltd
Jan 2017 – Jan 2018 | Vladivostok, Russia
Participating in the development of the e-commerce platform, writing services in Go, and Python, using AWS Lambda.


## Education
### Computer Science in M.S., Information Science and Computer Engineering
Far Eastern Federal University
Jan 2017 – Jan 2019

### Computer Science in B.S., Information Science and Computer Engineering
Far Eastern Federal University
Jan 2013 – Jan 2017


## Contact & Social
- LinkedIn: https://linkedin.com/in/polina-gritsik

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Source: https://flows.cv/polina
JSON Resume: https://flows.cv/polina/resume.json
Last updated: 2026-03-20