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Python-програміст
City:
Lviv
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IVAN HAVRYLYSHYN
PYTHON DEVELOPER
CONTACT PROFILE
Python Backend Developer with focus on FastAPI and AWS serverless technologies.
[open contact info ](look above in the "contact info" section) Commercial experience with AWS Lambda and Amazon Bedrock AI integration. Production
[open contact info ](look above in the "contact info" section) deployments across multiple AWS patterns: Lambda (serverless), ECS Fargate (containerized),
Telegram EC2 (traditional). Comprehensive testing approach (163 tests, 85% coverage in production
project). Background includes C# development (2 published Windows Phone apps in
LinkedIn Microsoft Store) and engineering management (12 direct reports). Formal education in
GitHub Software Development with specialization in automated systems.
Lviv, Ukraine, remote, relocate
Can work during blackouts WORK EXPERIENCE
thanks to: Optical internet +
Powerbank for media converter Python developer SEPTEMBER 2024 - PRESENT
and Wi-Fi AWS Lambda Orchestrator for Bedrock Agent (Commercial Code - Trial Period)
- Developed serverless orchestrator with state machine pattern for AI workflow management
SKILLS - Integrated Amazon Bedrock Claude 3.7 Sonnet API with proper error handling and graceful
degradation
Programming Languages: Python → →
- Implemented event-driven architecture: START MODEL_INVOKED FINISH states
3.10-3.12, C# - Optimized boto3 bedrock-runtime client with connection reuse for performance
- Structured logging with CloudWatch for production debugging and monitoring
Web Frameworks: FastAPI, Django, - Tech: Python, AWS Lambda, Amazon Bedrock, DynamoDB, boto3, CloudWatch
Django ORM, Django Rest Backend Internship - Quiz Management Platform (Production-Ready Project)
- Built comprehensive FastAPI backend with 163 tests (112 unit + 51 integration), 85% code
Framework (DRF)
coverage
Databases: PostgreSQL, Redis, - Implemented dual authentication: JWT (custom) + Auth0 (OAuth integration)
- Developed WebSockets for real-time notifications with proper connection management
DynamoDB, SQLite
- Achieved 70% cache hit rate with Redis caching strategy (48-hour TTL)
AWS & Cloud: Lambda (commercial - Created automated daily quiz reminders using APScheduler
- Built analytics system with weekly trends using PostgreSQL aggregations
experience), ECS Fargate, EC2,
- AWS Production Deployment: ECS Fargate (serverless containers), RDS PostgreSQL (Multi-
DynamoDB, RDS, ElastiCache, S3, AZ), ElastiCache Redis, VPC with security groups, Application Load Balancer
Bedrock, VPC, CloudWatch, ECR,
- CI/CD: GitHub Actions pipeline (automated testing → →
Docker build ECR push → ECS
deployment)
IAM, Secrets Manager, boto3 - Zero-downtime deployments with rolling updates
- Tech: Python, FastAPI, SQLAlchemy async, PostgreSQL, Redis, WebSockets, Docker, AWS
Tools & Technologies: Docker,
(ECS, RDS, ElastiCache, VPC, ALB), GitHub Actions
Git/GitHub, GitHub Actions CI/CD, - GitHub Code
Alembic, APScheduler, Nginx, Kinorium Web Scraper (Technical Assignment)
- Created async web scraper with 3 parsing methods: HTTP (fastest), Playwright headless (JS
Gunicorn, Uvicorn
rendering), non-headless (debugging)
Concepts & Principles: Object- - Built FastAPI REST endpoints for scraping management
- Implemented concurrent operations with asyncio.gather for performance
Oriented Programming (OOP - SOLID
- Proper error handling with retry logic and exponential backoff
principles, Design Patterns), - Tech: Python, FastAPI, Playwright, BeautifulSoup4, httpx async, SQLAlchemy async,
PostgreSQL
Algorithms & Data Structures, - GitHub Code
Asynchronous Python (asyncio, VerdeSpace Backend - Django REST API with AWS deployment
- Developed RESTful APIs for plant data management with comments, wishlists, and ratings
async/await, Concurrency), Event-
- Deployed on AWS EC2 with Nginx reverse proxy and Gunicorn application server
driven Architecture - Integrated S3 for plant image storage using boto3 SDK with IAM roles (no hardcoded
credentials)
Authentication: JWT (custom
- Implemented authentication, CRUD operations, and user feedback mechanisms
implementation), Auth0 (OAuth - Achieved 85% test coverage (28 tests)
- Utilized Django ORM for database interactions and PostgreSQL as primary database
integration)
- Tech: Django, DRF, PostgreSQL, AWS EC2, S3, boto3, Nginx, Gunicorn
EDUCATION - GitHub Code
Automated Systems Software (Програмне Chief Engineer JULY 2019- PRESENT
забезпечення автоматизованих систем)
Ternopil National Economic University
PYTHON DEVELOPER
CONTACT PROFILE
Python Backend Developer with focus on FastAPI and AWS serverless technologies.
[
[
Telegram EC2 (traditional). Comprehensive testing approach (163 tests, 85% coverage in production
project). Background includes C# development (2 published Windows Phone apps in
LinkedIn Microsoft Store) and engineering management (12 direct reports). Formal education in
GitHub Software Development with specialization in automated systems.
Lviv, Ukraine, remote, relocate
Can work during blackouts WORK EXPERIENCE
thanks to: Optical internet +
Powerbank for media converter Python developer SEPTEMBER 2024 - PRESENT
and Wi-Fi AWS Lambda Orchestrator for Bedrock Agent (Commercial Code - Trial Period)
- Developed serverless orchestrator with state machine pattern for AI workflow management
SKILLS - Integrated Amazon Bedrock Claude 3.7 Sonnet API with proper error handling and graceful
degradation
Programming Languages: Python → →
- Implemented event-driven architecture: START MODEL_INVOKED FINISH states
3.10-3.12, C# - Optimized boto3 bedrock-runtime client with connection reuse for performance
- Structured logging with CloudWatch for production debugging and monitoring
Web Frameworks: FastAPI, Django, - Tech: Python, AWS Lambda, Amazon Bedrock, DynamoDB, boto3, CloudWatch
Django ORM, Django Rest Backend Internship - Quiz Management Platform (Production-Ready Project)
- Built comprehensive FastAPI backend with 163 tests (112 unit + 51 integration), 85% code
Framework (DRF)
coverage
Databases: PostgreSQL, Redis, - Implemented dual authentication: JWT (custom) + Auth0 (OAuth integration)
- Developed WebSockets for real-time notifications with proper connection management
DynamoDB, SQLite
- Achieved 70% cache hit rate with Redis caching strategy (48-hour TTL)
AWS & Cloud: Lambda (commercial - Created automated daily quiz reminders using APScheduler
- Built analytics system with weekly trends using PostgreSQL aggregations
experience), ECS Fargate, EC2,
- AWS Production Deployment: ECS Fargate (serverless containers), RDS PostgreSQL (Multi-
DynamoDB, RDS, ElastiCache, S3, AZ), ElastiCache Redis, VPC with security groups, Application Load Balancer
Bedrock, VPC, CloudWatch, ECR,
- CI/CD: GitHub Actions pipeline (automated testing → →
Docker build ECR push → ECS
deployment)
IAM, Secrets Manager, boto3 - Zero-downtime deployments with rolling updates
- Tech: Python, FastAPI, SQLAlchemy async, PostgreSQL, Redis, WebSockets, Docker, AWS
Tools & Technologies: Docker,
(ECS, RDS, ElastiCache, VPC, ALB), GitHub Actions
Git/GitHub, GitHub Actions CI/CD, - GitHub Code
Alembic, APScheduler, Nginx, Kinorium Web Scraper (Technical Assignment)
- Created async web scraper with 3 parsing methods: HTTP (fastest), Playwright headless (JS
Gunicorn, Uvicorn
rendering), non-headless (debugging)
Concepts & Principles: Object- - Built FastAPI REST endpoints for scraping management
- Implemented concurrent operations with asyncio.gather for performance
Oriented Programming (OOP - SOLID
- Proper error handling with retry logic and exponential backoff
principles, Design Patterns), - Tech: Python, FastAPI, Playwright, BeautifulSoup4, httpx async, SQLAlchemy async,
PostgreSQL
Algorithms & Data Structures, - GitHub Code
Asynchronous Python (asyncio, VerdeSpace Backend - Django REST API with AWS deployment
- Developed RESTful APIs for plant data management with comments, wishlists, and ratings
async/await, Concurrency), Event-
- Deployed on AWS EC2 with Nginx reverse proxy and Gunicorn application server
driven Architecture - Integrated S3 for plant image storage using boto3 SDK with IAM roles (no hardcoded
credentials)
Authentication: JWT (custom
- Implemented authentication, CRUD operations, and user feedback mechanisms
implementation), Auth0 (OAuth - Achieved 85% test coverage (28 tests)
- Utilized Django ORM for database interactions and PostgreSQL as primary database
integration)
- Tech: Django, DRF, PostgreSQL, AWS EC2, S3, boto3, Nginx, Gunicorn
EDUCATION - GitHub Code
Automated Systems Software (Програмне Chief Engineer JULY 2019- PRESENT
забезпечення автоматизованих систем)
Ternopil National Economic University
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The candidate's resume is posted at https://www.work.ua/resumes/17243743/