Pavlo Petryk - Ruby Full Stack Developer for Web Apps

Recommended expert

Lviv, Ukraine

Check rate

Experience

Nov 2024 - Present

1 year 10 months

Ruby Full Stack Developer

Swan Software Solutions

Developed backend and frontend using Stimulus and Tailwind for the web application
Built an API platform for the mobile application
Integrated OpenAI to analyze images with vision capabilities
Joined team meetings and demoed the application
Helped QA and mobile teams complete their tasks

May 2024 - Sep 2024

5 months

Ruby Developer

Swan Software Solutions

Migrated the database from LiveAnalytics to InfluxDB on AWS Timestream, including new read/write functionality and data migration
Achieved a significant performance boost during migration
Took part in team workshops requiring active participation
Documented ready-to-use solutions in Confluence for future use

Sep 2014 - Jun 2023

8 years 10 months

Ruby Developer

SoftServe

Added new features and fixed complex customer issues through troubleshooting and debugging
Worked on design documentation in Confluence to describe proposed solutions
Conducted code reviews for colleagues and incorporated feedback into my own code
Supported the team by communicating and assisting QA engineers, support engineers, dev managers, and product managers

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology.

Information Technology

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Product Development, and Quality Assurance.

Information Technology

Product Development

Quality Assurance

Summary

A software engineer with 10+ years of experience focusing on the Ruby stack
Most proud of migrating time series databases and implementing OpenAI integration
Has hands-on experience mentoring colleagues

Skills

Languages And Frameworks: Ruby, Javascript, Sql, Flux, Html, Css, Ruby On Rails, Rspec, Postgis, Sidekiq, Graphql, Stimulus.Js, Turbo.Js, Tailwind, React.Js
Databases: Postgresql, Mysql, Redis, Influx, Elasticsearch
Development Tools: Visual Studio Code, Git, Github, Jira, Confluence, Openai, Insomnia, Terminal, Docker, Web Development Tools, Github Actions, Sentry, Kamal, Wsl, Nvda, Rabbitmq, Figma
Cloud: Aws (Timestream, S3, Sqs, Elastic Beanstalk), Digitalocean, Heroku

Languages

Ukrainian

Native

English

Intermediate

Education

Oct 2010 - Jun 2012

Lviv Polytechnic National University, Institute of Computer Science and Information Technologies

M.Sc. in Publishing Information Technologies · Publishing Information Technologies · Lviv, Ukraine

Certifications & licenses

AWS Certified Cloud Practitioner

Ruby Association Certified Examination Silver

Statistics

Experience

Total positions 3

Experience in Information Technology 11 y

Avg length 3 y 7 m

Longest experience 8 y 9 m

Expertise

Recent roles Ruby Full Stack Developer, Ruby Developer

Main industries Information Technology

Main business areas Information Technology, Product Development, Quality Assurance

Qualifications

Highest degree Master

Certifications earned 2

Profile

Created

December 2025

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

Have questions? Find more information here.

Pavlo is based in Lviv, Ukraine.

Pavlo speaks the following languages: Ukrainian (Native), English (Intermediate).

Pavlo has at least 11 years of experience. During this time, Pavlo has worked in at least 2 different roles and for 2 different companies. The average length of individual experience is 4 years and 7 months. Note that Pavlo may not have shared all experience and actually has more experience.

Based on recent experience, Pavlo would be well-suited for roles such as: Ruby Full Stack Developer, Ruby Developer.

Pavlo's most recent position is Ruby Full Stack Developer at Swan Software Solutions.

In recent years, Pavlo has worked for Swan Software Solutions and SoftServe.

Pavlo is most experienced in industries like Information Technology.

Pavlo is most experienced in business areas like Information Technology, Product Development, and Quality Assurance.

Pavlo has recently worked in industries like Information Technology.

Pavlo has recently worked in business areas like Information Technology, Product Development, and Quality Assurance.

Pavlo holds a Master in Publishing Information Technologies from Lviv Polytechnic National University, Institute of Computer Science and Information Technologies.

Pavlo has 2 certificates. These include: AWS Certified Cloud Practitioner and Ruby Association Certified Examination Silver.

Pavlo is immediately available full-time for suitable projects.

Daily Rate Distribution

0 1 2 3 4

<€240 €240-320 €320-400 €400-480 €560+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

400

300

200

100

Daily rate avg. 341 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

400

300

200

100

Median rate 360 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.