Dmitriy K., Python Software Engineer
B2 (Upper-Intermediate) English
Senior (5-10 years)
Ukraine
UTC+02:00
Summary
- Experience in software development more than 9 years
- Proficiency in Python development
- Knowledge and understanding of principles and methodologies of software design
- Deep knowledge of Web development technologies
- Experienced developer with a desire to permanent self-development in the development field
- Data engineering in database/hadoop/ AWS environments
- Solid experience in the development of different back-end and front-end solutions
- Experience with scrapers, extracting data from sites, serializing and validating data
- Strong computer science expertise and commercial experience in web services architecture and development
- Experience with GIS and integration with Google Maps
- Strong analytical skills, good knowledge of math, and a high level of responsibility
- Prefer to research things as deeply as possible and come up with new solutions
- Communicative, team player, self-motivated
- Upper-Intermediate English.
Main Skills
Programming Languages
JavaScript Frameworks
PHP Frameworks
PHP Libraries and Tools
Python Frameworks
JavaScript Libraries and Tools
Python Libraries and Tools
Data Analysis and Visualization Technologies
Databases & Management Systems / ORM
Cloud Platforms, Services & Computing
Amazon Web Services
Message/Queue/Task Brokers
Deployment, CI/CD & Administration
Virtualization, Containers and Orchestration
Version Control
SDK / API and Integrations
Collaboration, Task & Issue Tracking
Methodologies, Paradigms and Patterns
Operating Systems
QA, Test Automation, Security
Other Technical Skills
Experience
Data Engineer, Back-end developer, Thrasio
February 2020 – June 2023
Description: Scraping system of products (products, reviews, comments, user's profiles) data from Amazon marketplaces
Responsibilities:
- Scraping data from Amazon marketplaces, Walmart,
- Development of bots for downloading data from seller dashboards (Amazon Seller Central, Walmart Seller Central, Shopify Dashboards)
- API crawlers to collect data from Rainforest API, Amazon Seller Partner API
- Building microservice platform for pipelines management
- Building pipelines for data transformation/ normalization/ de-duplication in terms of ETL/ELT processes
- filling a data warehouse (Redshift, Snowflake) for use by other services
- Conducting technical interviews for new hires.
Technologies: Python, Apache Airflow, boto3, aws wrangler, Selenium, SqlAlchemy, pandas, Django, Flask, Celery, AWS (ECR, RDS (PostgreSQL), S3, Redshift, Kinesis, SQS, ElastiCache), docker, docker-compose, k8s, helm, helmfile, Snowflake, Fivetran, dbt, DataDog, Opsgenie, REST API, GraphQL, Apache Parquet, Kafka
Back-end developer, LookupLeads
April 2019 – February 2020
Description: Content data scraping from Linkedin and similar websites.
Responsibilities:
- Content data scraping from Linkedin and similar websites.
- Data processing using Celery chords, chains
- Generating datasets with results and providing a download link for users
- Filling a data warehouse (based ElasticSearch) for use by other services
- Conducting technical interviews for new hires.
Technologies: Python, boto3, Selenium, Scrapy, pandas, Django, Celery, AWS (EC2, ECR, RDS (PostgreSQL), S3, SQS, ElastiCache, SES, ElasticSearch Service), docker, docker-compose, nginx, supervisors
Full-stack developer, Verus RR
September 2017 - March 2019
Description: Users’ property accounting system
Responsibilities:
- Building of a system for loading and processing user data
- Building pipelines for data transformation/aggregation and saving reports on S3, sending emails to end users with a download link
- Conducting technical interviews for new hires.
Technologies: Python, Django, Django Rest Framework, Django Channels, Celery, Pandas, python-docx, AWS (EC2, RDS (PostgreSQL), S3, ElastiCache, SES), Vue.js, docker, docker-compose, nginx, Kafka
Full-stack developer, Daunert
March 2015 - August 2017
Description: Tracking system of customers` requests and the progress of their execution (current status, report, statistics, etc.).
Responsibilities:
- development of architecture;
- front-end development
- Database design
- Bug fixing
- Adding new functionality and modifying existing ones to adapt to new requirements
- Coaching less experienced team members
- Processing business requirements in the development of the project
- GIS integration for saving routes, all kinds of points (such as service stations, hotels, etc.)
- Integration Google Maps
Technologies: PHP, Laravel, Google SDK, AWS (EC2, RDS (MySQL), S3, ElastiCache, SES), Vue.js, docker, docker-compose, nginx, Google Maps, Postgis, GIS
Full-stack developer, Mevo
May 2013 – February 2015
Description: B2B system designed for distribution among sales managers. Main goals are: help sales managers to know better goods they sale, help brand owners to increase the amount of sales.
Responsibilities:
- development of architecture;
- front-end development
- Database design
- Bug fixing
- Adding new functionality and modifying existing ones to adapt to new requirements
- Coaching less experienced team members
- Processing business requirements in the development of the project
Technologies: PHP, Laravel, Ratchet, AWS (EC2, RDS (MySQL), S3, SES), Vue.js, Ionic + Angular (for moblie development), docker, docker-compose, nginx, MemCahced