Pavel is available for hire
Hire PavelPavel Zhukov
Verified Expert in Engineering
Complex Problem Solving Developer
Kazan, Tatarstan, Russia
Toptal member since October 31, 2024
Bio
Pavel is a seasoned developer passionate about software development, modeling, and coding. With a persistent curiosity about technology, engineering, and computer science, he became a responsible and self-motivated IT engineer. Pavel is a self-sufficient learner who can absorb new ideas and communicate clearly and effectively.
Portfolio
Toptal
Complex Problem Solving, Computer Science, Ruby, Ruby on Rails 6...
ClickClickDrive
Ruby, Ruby on Rails 4, MongoDB, RSpec, Sidekiq, Complex Problem Solving...
Runtime
Ruby, Ruby on Rails 5, PostgreSQL, Sidekiq, RSpec, SQL...
Experience
- SQL - 10 years
- Complex Problem Solving - 10 years
- Software Development - 10 years
- Computer Science - 10 years
- PostgreSQL - 9 years
- Ruby - 9 years
- Ruby on Rails (RoR) - 8 years
- GraphQL - 4 years
Availability
Full-time
Preferred Environment
Slack, Zoom, Jira
The most amazing...
...technical project I've led involved accumulating meeting transcripts and ensuring the timely delivery of high-priority features.
Work Experience
Senior Back-end Engineer
2020 - 2024
Toptal
- Developed talent-to-client consultations and publications services.
- Led a technical project about accumulating meeting transcripts and making them available for analytics and engineering.
- Built and consumed GraphQL APIs, integrated gateways, and exposed federated GraphQL schema.
Technologies: Complex Problem Solving, Computer Science, Ruby, Ruby on Rails 6, Ruby on Rails 7, RSpec, Sidekiq, Apache Kafka, PostgreSQL, SQL, Remote Work, GraphQL, Domain-driven Design (DDD), Test-driven Development (TDD), JavaScript, React, Figma
Senior Back-end Developer
2018 - 2019
ClickClickDrive
- Led the development of a French driving school marketplace, achieving 120,000 unique visitors per month.
- Implemented several driving test and billing service API integrations.
- Introduced an appointment and driving test booking management service and a student review and rating system.
Technologies: Ruby, Ruby on Rails 4, MongoDB, RSpec, Sidekiq, Complex Problem Solving, Algolia, Domain-driven Design (DDD), Test-driven Development (TDD), JavaScript
Back-end Developer
2017 - 2018
Runtime
- Led the development of a courier and restaurant delivery service.
- Designed and built a courier management mobile application API.
- Implemented restaurant automation systems and an API integration module.
Technologies: Ruby, Ruby on Rails 5, PostgreSQL, Sidekiq, RSpec, SQL, Domain-driven Design (DDD), Test-driven Development (TDD)
Back-end Developer
2016 - 2016
Headmade
- Developed a back end on Ruby on Rails (RoR) for a public procurement system.
- Participated in analyzing original procurement business processes and further improvement to match current laws and reduce maintenance costs.
- Built specific web searches using Elasticsearch DSL.
Technologies: Ruby, Ruby on Rails 4, PostgreSQL, Docker, Elasticsearch, Domain-driven Design (DDD), Test-driven Development (TDD), JavaScript
Senior Software Engineer
2011 - 2015
AK BARS Bank
- Passed the payment card industry data security standard (PCI DSS) certification.
- Integrated a card processing system with several internal banking APIs.
- Supported integrations with international payment systems.
Technologies: Oracle, PL/SQL, SQL Performance, Computer Science, Complex Problem Solving
Software Engineer
2009 - 2011
AK BARS Bank
- Supported an online transaction processing database.
- Implemented financial accounting reports using complex SQL queries.
- Participated in ATM software and plastic card emission projects.
Technologies: Oracle, SQL, PL/SQL, Computer Science
Junior Java Developer
2007 - 2009
Center
- Implemented a successful integration with an address classifier tool.
- Participated in the development of media content-delivery web services.
- Developed UI forms for marriage registration automation.
Technologies: PHP, Java, Oracle, Swing, JavaScript
Experience
Toptal
http://www.toptal.comToptal is an exclusive network of the world's top freelance software developers, designers, marketing experts, finance experts, product managers, and project managers. Top companies hire Toptal freelancers for their most important projects.
I led a technical project involving accumulating meeting transcripts and ensuring the timely delivery of high-priority features depending on those transcripts. We distributed data among different services using Apache Kafka messages and exposed data using GraphQL.
I led a technical project involving accumulating meeting transcripts and ensuring the timely delivery of high-priority features depending on those transcripts. We distributed data among different services using Apache Kafka messages and exposed data using GraphQL.
Vroom Vroom
http://www.vroomvroom.frVroom Vroom is a French driving school marketplace with 120,000 unique monthly visitors. It offers a convenient system for finding a suitable driving school, with rich features like appointment bookings and user reviews.
To provide a smooth experience for students, we integrated a lot of exam center APIs and billing services. In addition, we implemented a location-based map search for the driving schools using Algolia.
To provide a smooth experience for students, we integrated a lot of exam center APIs and billing services. In addition, we implemented a location-based map search for the driving schools using Algolia.
Food Delivery Service
http://www.delivery.ruA web service that provides back-office for restaurants to manage order delivery and courier assignment. It also offers couriers a native mobile application to receive and confirm orders and track delivery routes. I've designed and built the mobile API in Ruby and JSON, integrating it with the restaurant management system.
Education
2001 - 2007
Bachelor's Degree in Computer Science
Kazan National Research Technical University - Kazan, Russia
Certifications
DECEMBER 2013 - PRESENT
CS169.2x, Software as a Service
BerkeleyX
NOVEMBER 2013 - PRESENT
CS169.1x, Software as a Service
BerkeleyX
Skills
Libraries/APIs
Sidekiq, React
Tools
RSpec, Slack, Zoom, Jira, Ansible, Figma
Languages
Ruby, SQL, HTML, GraphQL, CSS, PHP, Java, JavaScript
Frameworks
Ruby on Rails (RoR), Ruby on Rails 4, Ruby on Rails 5, Ruby on Rails 6, Ruby on Rails 7, Swing, RailsAdmin
Storage
PostgreSQL, Relational Databases, PL/SQL, Elasticsearch, SQL Performance, MongoDB, Redis
Platforms
Oracle, Docker, Linux, Algolia, Apache Kafka
Paradigms
Test-driven Development (TDD)
Other
Complex Problem Solving, Software Development, Computer Science, Networks, Remote Work, Hardware, Probability Theory, Domain-driven Design (DDD)
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