ŁUKASZ BULIŃSKI

Software Developer

lucas.bulinski@gmail.com Biłgoraj, Poland LinkedIn GitHub +48 881-442-888

Professional Summary

Versatile and results-driven Software Developer with 4+ years of hands-on experience in building scalable full-stack applications and cloud-native solutions. Specialized in Python, TypeScript, Go, and AWS, with a strong command of microservices architecture, automation, and system optimization. Demonstrated success in delivering enterprise-grade software across fintech and pharmaceutical domains. Adept at both backend and frontend engineering, passionate about clean, maintainable code, and thriving in agile, cross-functional environments.

Professional Experience

SOFTWARE ENGINEER | GRAPE UP
2023-04 - Present
  • Developed and maintained enterprise software in financial industry
  • Designed and implemented microservices architecture using AWS cloud services
  • Implemented scalable backend services using Python and Typescript
  • Built responsive front-end interfaces with TypeScript and React
  • Designed and optimized various APIs to enhance data flow between microservices
  • Collaborated with cross-functional teams using Agile methodologies
  • Configured and maintained cloud infrastructure
  • Optimized database queries, reducing execution time and improving overall application response time
  • Implemented advanced query optimization techniques and caching, resulting in faster data processing
  • Reduced database load through strategic denormalization
  • Optimized GraphQL implementation by migrating from AWS AppSync/Lambda to NestJS/ECS architecture, resulting in 2x reduction in required infrastructure resources while enhancing maintainability and performance
  • Architected and implemented comprehensive performance testing framework using Artillery and Playwright, enabling automated load testing across web applications
PYTHON DEVELOPER | STX NEXT
2022-06 - 2023-04
  • Built web crawlers for a British Mastercard subcontractor to retrieve regulatory resources from publishers around the world
  • Developed application for Belgian contract research organization supporting pharmaceutical and biotechnology industries
  • Wrote effective, secure and scalable Python code integrating with multiple database systems
  • Debugged applications to ensure low-latency and high-availability
  • Integrated user-facing elements with server-side logic using Django and Django Rest Framework
  • Implemented various data storage solutions with Redis and SQL databases
  • Maintained CI/CD pipelines using Docker and AWS services
Python JavaScript Scrapy Playwright Selenium AWS HTML5 CSS3 Django Django Rest Framework Redis Celery Docker SQLAlchemy Pytest Asyncio
JUNIOR PYTHON DEVELOPER | STX NEXT
2022-01 - 2022-06
  • Maintained and developed company internal systems serving 500+ employees
  • Created and improved backend and frontend features using Django and React
  • Enhanced user experience by redesigning interface components and improving responsiveness
  • Resolved existing bugs and implemented solutions
  • Participated in Agile development cycles with daily stand-ups and bi-weekly sprints
Python Django Django Rest Framework Pyramid SQLAlchemy Celery Pytest React Redux JavaScript/TypeScript HTML5 CSS3 Nginx Docker Redis Asyncio
DATA SPECIALIST | PREMIUM NATURE
2020-07 - 2022-01
  • Developed data processing web application to gather, process, and analyze company sales data, increasing reporting efficiency by 65%
  • Created data processing scripts using Pandas based on existing Excel spreadsheets and Google sheets
  • Automated weekly reporting workflows, saving approximately 15 hours of manual work per week
  • Implemented data visualization dashboards to improve accessibility of sales metrics
Python JavaScript React Redux Fastapi Flask PostgreSQL HTML5 CSS3 Docker Nginx Celery Pandas Redis Asyncio

Education

Wrocław University of Science and Technology
MSc - Power Engineering
Rzeszów University of Information Technology and Management
Postgraduate - Software Engineering

Languages

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