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SERHII PALCHUK
BACK-END DEVELOPER
Kyiv, Ukraine | [открыть контакты](см. выше в блоке «контактная информация») |

SUMMARY

I am a backend developer with experience in various technology stacks, including JavaScript (Node.js,
Express), Golang, PostgreSQL, and MongoDB. I have a proven track record in developing and maintaining
scalable web applications, particularly in the e-commerce and gambling industries

TECHNICAL SKILLS
Golang/Gin PostgreSQL/MongoDB/Redis Salesforce Commerce Cloud
Javascript/Node Js RabbitMQ Git
OOP REST Microservice Architecture
WebSockets CI/CD VCS(Bitbucket, Gitlab)

PROFESSIONAL EXPERIENCE
Valtech(JS stack) Sep 2021 - Aug 2024
Automated routine maintenance tasks, reducing system downtime and enabling smoother
deployment of updates and enhancements.
Integrated third-party services through RESTful APIs, expanding the functionality and feature set of
the e-commerce platforms and providing a more comprehensive and dynamic user experience.
Optimized and refactored a big part of legacy code Worked with different architectures(SiteGenesis,
SFRA, PWA) which using various approaches to deliver features.
Golden Eggs Casino(Golang stack) Oct 2023 - Present
Designed and implemented a robust text search functionality, enhancing data retrieval efficiency
and accuracy.
Developed a data analytics component capable of processing large datasets, enabling advanced
insights and reporting.
Created server-side caching mechanisms using Redis, significantly improving application
performance and reducing response times.
Integrated an automated user document verification system, streamlining onboarding processes
and ensuring compliance with regulations.
Optimized legacy database queries by identifying and resolving bottlenecks, resulting in improved
performance and reduced resource consumption.

EDUCATION

Bachelor of Software Engineering Aug 2017 - Jun 2020
Kyiv National University of Trades and Economics

ADDITIONAL INFORMATION

Languages: English(B1), Ukrainian(native), russian(native).
Certifications: Salesforce B2C developer