Daniel Chomka

Senior Software Engineer

GlobalLogic

Jul 2022 - Oct 2025 (3 years 4 months)

Designed and developed Python-based backend systems for ESG and sustainability platforms, integrating Django, SQLAlchemy, and Celery + RabbitMQ for asynchronous processing. Deployed and scaled microservices on Kubernetes (AKS) and Azure, leveraging Terraform for infrastructure as code and automated resource management. Implemented API contracts with OpenAPI, enabling seamless integration between backend and frontend React teams. Built robust data storage and caching strategies with PostgreSQL and Redis, enhancing query throughput and reducing API latency. Created continuous integration pipelines via GitHub Actions and Jenkins, ensuring consistent deployment quality and automated testing coverage. Worked closely with product managers and des

Senior Software Engineer

EPAM Systems

Feb 2018 - Jul 2022 (4 years 6 months)

Developed scalable SaaS modules in Django REST Framework and Flask, focusing on data analytics and compliance automation. Introduced task scheduling and parallel data processing via Celery and RabbitMQ, improving system efficiency for ETL pipelines. Integrated frontend React dashboards using TypeScript clients generated from OpenAPI schemas. Migrated core services to cloud using Kubernetes (GKE) and Terraform, ensuring reliable multi-region deployments. Managed database tuning and indexing strategies for PostgreSQL, significantly reducing query execution times. Configured CI/CD with Jenkins and GitHub Actions, establishing unit and integration test automation pipelines. Collaborated closely with QA and DevOps to standardize deployment templ

Software Developer

Intellias

Jan 2016 - Feb 2018 (2 years 2 months)

Built backend services using Python Django integrated with PostgreSQL and Redis to handle large volumes of transactional data. Introduced asynchronous task queues with Celery and RabbitMQ to improve data synchronization between microservices. Designed and maintained RESTful APIs for internal data exchange, applying strict version control and consistent documentation. Implemented containerization using Docker for reproducible local and production environments. Automated deployment flows with Jenkins pipelines and Terraform scripts. Integrated with external APIs through secure OAuth2 flows and SSL certificates. Developed unit and integration tests with Pytest to ensure code stability during rapid iteration. Participated in continuous delivery

Junior Web Developer

Sii Poland

Feb 2013 - Dec 2015 (2 years 11 months)

Assisted in developing web applications using Python, Django, and MySQL, maintaining backend logic and API endpoints. Supported CI/CD pipeline setup in Jenkins for internal development projects. Participated in database migrations and schema updates during agile sprints. Contributed to REST API documentation using OpenAPI standards for improved integration clarity. Assisted with UI integration using React components and backend API linkage. Designed small automation scripts for log parsing and data validation using Python scripts. Debugged performance bottlenecks in Django ORM queries and improved data loading times. Learned and applied OOP principles and modular design patterns under senior mentorship. Created and deployed internal dashboa

Daniel Chomka

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