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Oleksii – C#, .NET, AWS, experts in Lemon.io

Oleksii

From Latvia (GMT+3)

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Back-end Web DeveloperMiddle
Hire developer
11 years of commercial experience
Consumer services
Edtech
Information services
Recruiting
Telecommunications
SaaS
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Oleksii – C#, .NET, AWS

Oleksii is a highly skilled engineer with expertise in C# and Python, complemented by seven years of overall back-end experience. His methodical approach and commitment to continuous learning make him a valuable asset. Despite his extensive experience, Oleksii remains dedicated to expanding his knowledge and skills.

Main technologies
C#
8 years
.NET
8 years
Additional skills
AWS
Python
Perl
MySQL
jQuery
Oracle
Docker
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Senior backend developer
Apr 2024 - Ongoing1 month
Project Overview

A SaaS solution for different workshops to allow users to submit the jobs for car services and workshops to accept and perform their job management.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • built backend from scratch
  • added CI/CD pipelines
  • covered codebase with unit tests
Project Tech stack:
.NET
PostgreSQL
AWS
Amazon ECS
Solution architect / Principal software developer
Oct 2016 - Ongoing7 years 7 months
Project Overview

Recruitment tool that is mostly used for posting the vacancy, getting applications, screening them and proceeding with hiring process.Has integrations with different job boards and assessment test providers.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Designed technical parts of the new features in the product
  • Created guidelines for processes and practices used during the development
  • Mentored interns and newcomers
Project Tech stack:
Perl
HTML::Mason
jQuery
MySQL
Memcache
AWS(S3
Amazon SQS
DynamoDB
Cloudformation
ECR
Amazon ECS
Lambda)
Docker
C#
.netcore
.NET Core
React
Senior backend developer
Jun 2023 - Dec 20236 months
Project Overview

A subscription-based service that displays a collection of information on the Ontario Electricity Market in a single, tidy window that is displayed through your web browser.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Migrated the project to the newer version of Perl
  • Migrated the project to the cloud
  • Fixed scrapers for some data sources
  • Fixed bugs and removed unused components
Project Tech stack:
Perl
Linux
Oracle
Senior backend developer
Sep 2022 - Apr 20237 months
Project Overview

An open-source database observability, monitoring, and management tool for use with MySQL, PostgreSQL, MongoDB, and the servers on which they run. It enables you to view node-to-single-query performance metrics for all of your databases in a single place

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Extended telemetry for the platform
  • Fixed bugs
  • Updated exporters for different DBs
Project Tech stack:
Golang
MySQL
PostgreSQL
Docker
Kubernetes
Senior backend developer
Mar 2022 - Feb 202311 months
Project Overview

The platform that allows users to calculate their score and check the possibility of getting MBA in a particular school

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Added support of 2 more algorithms for score calculation
  • Moved configuration to the DB to allow easy customization
  • Cleaned up the code base
  • Moved the project to the cloud
Project Tech stack:
.NET Core
MongoDB
AWS

Education

2016
System Programming
Master's
2016
System Programming
Master's

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