Summary

Expertise

Project Highlights

Education

Agency

OK

English:

Upper Intermediate

Oleksandr K.

vetted by Youteam

Vetted by YouTeam

Ukraine

UTC +02:00

Ukraine/Kyiv

English:

Upper Intermediate

Python Full-Stack Developer

I'm a seasoned Full-stack Developer with extensive experience in delivering complex solutions for various industries, including Healthcare, Logistics, and E-commerce. My main tech stack includes Python, Django, and JavaScript. I'm known for my adaptability, honesty, accountability, organizational skills, punctuality, and strong problem-solving aptitude. Throughout my career, I've excelled in designing, developing, and implementing robust backend solutions that meet project requirements and industry standards. Additionally, I have a deep understanding of technological frameworks and a proven track record of consistently delivering top-notch solutions.

Want to hire this engineer?

Check if Oleksandr is available

Expertise

Years of commercial development experience

5 years of experience

Core technologies

Python 4 years
Django 4 years
Fast API 4 years
JavaScript 4 years
Celery 4 years
AWS 4 years

Other technologies

LAMP
PHP
React.js
Stripe
Nginx
Sass
SMTP
RabbitMQ
PyTest
pandas
Numpy
HTML/CSS

Project Highlights

icon
Full-stack Python Developer

VDH FULFILMENT

Mar `24 - Mar `24

Vdh-fulfilment is a portal for logistics company clients. It allows clients to streamline common operations. With vdh-fulfilment clients can effortlessly track incoming and outgoing orders, access detailed order information, and receive real-time notifications from the internal ERP system. Plus, our user-friendly interface includes a range of convenient features such as customizable reports and seamless integration with external API (https://frends.com/). We created a dedicated authorization service that enables Single Sign-On (SSO) across all existing portals. So the clients can enjoy a seamless and uninterrupted login experience across all 3 existing portals.

Responsibilities & achievements

- Develop a fulfilment portal prioritizing the delivery of clients’ order information, stock status, report requests, and notifications via webhook from an external ERP system. - Develop an order planning feature (Trello-like UI) for staff users to plan orders for specific teams in each facility. -Establish a dedicated authorization service integrated for seamless login across all three existing portals. - Integrate external API to enhance system functionality, including the ability to view and manage resources from the internal ERP system via API. - Employ existing themes and styling to create a cohesive and familiar visual experience across all portals.

Django
Python
Bootstrap
HTML
OAuth
Docker
icon
Full-stack Python Developer

PROPERTY-LISTING-AUTOMATION

Dec `23 - Mar `24

3 months

The Property Listing Automation tool is a powerful internal tool designed to enhance the analysis of the real estate market in the UK. It leverages a vast amount of data (for example: a 9 GB table with historical data for calculating KPI) from two of the most popular real estate websites, Zoopla and Rightmove, to provide comprehensive insights and automation capabilities (for example: finding UK area with the lowest rent price for last 12 month, automatically generate offer price for all listings in this area code, and send offer to each of them).

Responsibilities & achievements

- Implement KPI analysis feature: This feature allows for deep analysis of key performance indicators, enabling users to gain valuable insights into the real estate market. (For example, Find the UK area where properties have the highest rent for potential investment) - Implement a Heatmap: A visual representation of the KPI analysis data, the Heatmap provides an intuitive and easy-to-understand overview of market trends and patterns. - Implement a pricing algorithm: The advanced pricing algorithm takes into account underlying historical data and provides accurate pricing suggestions for each property listing, aiding in effective pricing strategies. - Implement Selenium automation: By leveraging the power of Selenium, the tool automates the process of submitting offers on both Zoopla and Rightmove, saving time and effort. The main steps are: Login, - Navigate to the listing page, Fill form according to settings, submit the offer, and Bypass CAPTCHA protection using a browser extension. - Implement offer management: The tool allows users to manage offers efficiently, keeping track of submitted offers, negotiations, and outcomes all in one place. - Implement scenarios feature: To enhance user flexibility, the tool includes a scenarios feature that enables users to save different sets of KPI and pricing settings as separate scenarios. This allows for easy comparison and analysis of various scenarios and strategies.

AWS
Django
Python
Bootstrap
HTML
Redis
Docker
icon
Full-stack Python Developer

ANTIQUE SELLER CRM

Dec `23 - Dec `23

CRM for Antique E-commerce platform. Website for buying antiques online, as well as selling antiques online. Marketplace with a wide variety of antiques for sale online. All the antiques for sale are from certified dealers, and our experienced and knowledgeable team approves all postings.

Responsibilities & achievements

- Deliver top-notch security and performance for existing and new features - Constantly improve and add new features to dealers/admin portal (DRF and React related) - Migrate from elastic search to Algolia for better user search (multi-index queries/facet filters) - Implement social authorization for quick and easy user joining - Implement Instagram/Facebook marketplace integration - Implement Yellow pages feature (Recurring payment integration/Premium&non premium feature separation) - Optimize sitemap generation for items/categories/dealers

AWS
Python
Selenium
Bootstrap
Redis
Docker
HTML/CSS
icon
Full-stack Python Developer

MENTAL HEALTH/LIFESTYLE PLATFORM

Dec `23 - Present

9 months

The platform offers tailored lifestyle solution is made to enhance clients' well-being. It has personalized driven dashboards, the ability to connect with medical experts, receive personalized recommendations directly in clients' calendars, and track progress effortlessly. Its innovative algorithm showcases advancements in different areas based on clients' consistent efforts, motivating you with vibrant achievements along the way.

Responsibilities & achievements

Improved score algorithm to take into account user's previous activity, diminished return on continuous streaks, and motivating when returning to streak; Integrated social authorization via Google; Implemented text translation via Google Translate API with efficient caching; Implemented weekly newsletter emails, with new articles for each user; Implemented seamless integration with Google Calendar for setting up reminders/events from the app; Implemented a reference program for partners and a dynamic/live partner statistic feature

AWS
Django
Python
React.js
Stripe
Redis
Celery

Education

Higher education in Computer Science

Agency

agency #3458

10-50

GMT+1

Ukraine, Europe

Core Expertise

Django
Flask
JavaScript
MongoDB
MySQL
PostgreSQL
Python
Elasticsearch
Redis

Industries

Information services & Technologies, Branding, design, web development

Want to hire this engineer?

Check if Oleksandr is available