Experienced engineering leader and software architect with a strong record of designing scalable systems, guiding teams, and driving technical strategy across data platforms and full-stack products.
Kamil Marut
Team Lead & Full-Stack Engineer, Wrocław, Poland
Bio
Experience
Senior Data Engineer, Nearform (October 2025 – Present)
- Rebuilt a legacy Python/Bash ETL into a DBT-based pipeline, cutting processing time from ~24h to a few hours, and reducing compute costs by nearly 10 times.
- Provisioned and managed GCP resources using Terraform, including shared datasets, storage, and IAM setups for cross-team stakeholders.
- Automated operational workflows with Python and shell scripts (e.g., deployment helpers, data-quality checks, scheduled maintenance jobs).
Freelance Lead Engineer & Software Architect, Majikode (January 2023 – Present)
- Led the development of a Django-based SaaS for digital recordkeeping and secure data sharing, deployed and scaled on AWS ECS.
- Modernized a high-traffic legacy system by redesigning the cache solution and refactoring outdated code, resulting in substantial performance improvements.
- Created and deployed a FastAPI service on AWS Elastic Beanstalk to provide text-to-speech functionality based on the Kokoro-82M model for a mobile game.
- Completed a full-stack implementation of a transactional billing system under a tight 30-day deadline.
Team Lead, Finmatics (February 2023 – September 2025)
- Led a feature team of 10 engineers to develop the leading accounting software in the DACH region.
- Partnered with product stakeholders to define, specify, and architect new features and improvements, guaranteeing efficient and accurate hand-off to engineering teams.
- Guided the team through major management changes and company acquisition that came with substantial process changes.
Software Engineer, Finmatics (March 2022 – January 2023)
- Created and maintained automatic quality control of a data extraction pipeline using historical data and dynamic rule sets.
- Built a customer-facing subsystem allowing users to train AI models based on their specific datasets.
- Replaced Redis with DragonflyDB after comprehensive benchmarking, result in a ~2x increase in cache performance.
- Served as a key contributor to the overall system architecture.
Education
Master of Science, Wrocław University of Science and Technology
Bachelor of Science, Silesian University of Technology
Skills
Languages: Python, TypeScript, SQL, Go, Elixir
Frameworks: Django, FastAPI, React, Next.js, Node.js
Databases: PostgreSQL, Redis, RabbitMQ, Elasticsearch
DevOps: Docker, Kubernetes, AWS, GCP, CI/CD, Terraform, PyInfra
Certifications
GCP Cloud Engineer - Associate
AWS Certified Solutions Architect - Associate
Projects
WorkWave
A B2B SaaS application to introduce 'workation' as an employee benefit.
- Led a team of 3 engineers to build a full-stack SaaS platform using Django and React.
- Created Figma mock-ups to iterate with the client.
- Set up the complete infrastructure including CI/CD pipelines, automated testing, and monitoring.
CILISSA
CILISSA allows for the user of various metrics to perform full-reference image comparisons.
- Implemented the most popular full-reference image quality metrics, image transformations and translations
- Developed an optional Qt-based graphical interface that lets you experiment with various operations, their orders and properties
Talks
Achieving Zero-Downtime Migrations in High-Traffic Django Systems
Demystifying Python Modules and Imports: How Imports Really Work in Python
Languages
Polish: Native English: Fluent German: Basic