Yurii

Yurii Kostenko
Python Software Engineer
Ó* [відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | ¯ LinkedIn |  yuriy_kostenko | ‡ Github

SKILLS
Languages and Frameworks : Python, FastAPI, AWS Chalice, Flask, Django, TypeScript, React, SQL
Cloud Services : AWS + CDK
ORM : SqlAlchemy, PynamoDB
RDBMS : PostgreSQL, MySQL, Snowflake
NoSQL : DynamoDB, Redis, MongoDB
CI/CD Platforms : GitHub Actions, GitLab CI/CD
Virtualization Tools : Docker/Docker-compose
Monitoring tools : Kibana, DataDog, Sentry
Testing Tools : Pytest, unittest, Postman
Development Tools : PyCharm, Cursor, Visual Studio Code, Copilot, Gemini CLI
Source Control & Collaboration : Git, GitHub, GitLab, Jira, Confluence, Notion
Methodologies : Agile, Scrum, Kanban

PROFESSIONAL EXPERIENCE
Python Software Engineer | SoftServe Aug. 2024 – Present

Roam-AI - AI-driven platform designed to bridge the gap between data and real-world decision-making in
the energy sector. The system analyzes every phase of a well’s lifecycle to maximize uptime, optimize
production, and reduce operational costs, transitioning operations from reactive to real-time, autonomous
performance.
∗ Implementing backend features (FastAPI)
∗ Built robust, scalable backend services and serverless infrastructure (AWS Lambda, DynamoDB, S3,
Step Functions)
∗ Built ETL pipelines (Databricks, Glue, Athena) to transform raw field data into data stored in S3
(Parquet)
∗ Set and configured CI/CD pipelines (testing, linting, security checks)
∗ Code review
∗ Working on technical spikes, creation and maintenance of documentation (RFCs, guidelines)
∗ Splitting work into tickets, defining dependencies and providing approximate estimates
∗ Code refactoring
∗ Implementing tests
Technologies: Python, FastAPI, AWS(CDK, DynamoDB, Lambda, Step Functions, SSM, S3, Secrets
Manager, AppRunner, EventBridge, SQS, Glue, Athena), PynamoDB, Pydantic, Git, Ruff, Bandit.

Duo Security - leading provider of identity and access management solutions, specializing in multi-factor
authentication (MFA), passwordless login, and zero-trust security.
∗ Delivered new backend and frontend features to enhance application functionality
∗ Worked on technical spikes; split work into tickets, defined dependencies and provided approximate
estimates
∗ Created and maintained documentation (RFCs, guidelines)
∗ Fixed bugs and improved overall application reliability
∗ Reviewed code to ensure quality, performance, and best practices
∗ Refactored code for maintainability and scalability
 ∗ Implemented unit, integration, and end-to-end tests to improve code reliability
Technologies: Python, TypeScript, React, Tornado, Twisted, Pydantic, MySQL, Redis, Docker, OpenAPI,
REST, Kafka, Kibana, Snowflake, Semgrep.

Python Software Engineer | AgileEngine Dec. 2021 – Jun. 2024

Runa - infrastructure that enables individuals and businesses to pay and get paid by anyone, anywhere,
instantly. Integration of 3rd party APIs into the main product to provide a single interface and extend the
range of products available to customers.
∗ Feature development
∗ Code refactoring
∗ Code reviewing
∗ API integration with internal client services and 3rd party services
∗ Test writing
∗ Hunted for complex bugs and fixed them
∗ Improved codebase maintainability
∗ Analyzed and finalized requirements for tickets
Technologies: Python, Flask, PostgreSQL, SqlAlchemy, Pydantic, Docker, Vue, Notion.

Rocky - application to handle HR and management processes in the company: internal surveys,
evaluations, flags, SMART goals, PDPs, etc.
∗ Feature development
∗ Code review and refactoring
∗ Test writing
∗ Bug fixing
∗ CI/CD setup
∗ AWS setup
Technologies: Python, AWS Chalice, API Gateway, Lambda, PostgreSQL, SqlAlchemy, Pydantic,
MongoDB, Docker, NestJS.

FEA Engineer | Vestas Wind Systems A/S, Denmark Aug. 2017 – Dec. 2021

Vestas Wind Systems A/S - global leader in wind energy solutions, designing, manufacturing, installing,
and servicing wind turbines across 40 countries.
∗ Python scripting; data processing, and visualization in Jupyter Notebook
∗ APDL scripting for advanced structural analysis
Technologies: Python, Jupyter Notebook, ANSYS Workbench, ANSYS Mechanical APDL.

FEA Engineer | BIIR Ukraine (Bojer Innovativ Ingeniør Rådgivning) Jan. 2017 – Mar. 2021

Researcher | National Technical University «Kharkiv Polytechnic Institute» Nov. 2013 – Jan. 2017

EDUCATION
Postgraduate in National Technical University «Kharkiv Polytechnic Institute» 2010 – 2016
PhD in Technical Sciences, specialization "Dynamics and strength of machines" Kharkiv, Ukraine

National Technical University «Kharkiv Polytechnic Institute» 2012 – 2014
Specialization: Administrative management, Master of Science degree Kharkiv, Ukraine

National Technical University «Kharkiv Polytechnic Institute» 2004 – 2010
Specialization: Information technologies of design, Bachelor’s degree in Computer Science Kharkiv, Ukraine
COURSES
Ultimate AWS Certified Cloud Practitioner CLF-C02 : Udemy Course
Ultimate AWS Certified Developer Associate 2024 : Udemy Course

LANGUAGES
English : Upper-intermediate
Ukrainian : Native

HOBBIES
Travelling, gym, snowboarding, reading.