Piotr Bigos
Warsaw,14
Summary
Versatile software engineer with nearly a decade of experience in building, testing, and optimizing robust software systems. Proven expertise in Python development, cloud infrastructure, and Kubernetes, with a track record of delivering scalable, high-performance solutions. Adept at leading technical teams, streamlining processes, and mentoring developers to achieve exceptional outcomes. Excels in bridging technical and business requirements to drive innovation and success. In the free time active sailor and hiker.
Overview
8
8
years of professional experience
Work History
CTO / TECH LEAD
CLOUDY BITES LIMITED
02.2023 - Current
- Provided expert consultation on software performance tuning
- Selected and integrated optimal technologies for project success
- Corrected, modified and upgraded software to improve performance.
- Built databases and table structures for web applications.
- Created proofs of concept for innovative new solutions.
- Conducted data modeling, performance and integration testing.
- Translated technical concepts and information into terms parties could easily comprehend.
- Estimated work hours and tracked progress using Scrum methodology.
- Coordinated deployments of new software, feature updates and fixes.
TEAM LEAD
SOVERGEIN CLOUD STACK
03.2024 - 12.2024
- Provided technical leadership to the cloud team, guiding architecture and implementation strategies
- Designed and implemented a Behavior-Driven Development (BDD) testing framework using Python and Behave
- Developed container-level testing methodologies and test cases for cloud environments
- Managed Kubernetes clusters and performed code reviews
- Created strategic plans to ensure timely project completion
- Managed schedules, accepted time off requests and found coverage for short shifts.
- Trained new team members by relaying information on company procedures and safety requirements.
- Worked different stations to provide optimal coverage and meet production goals.
CONSULTING ENGINEER
CISCO SYSTEMS POLSKA SP. Z O.O.
10.2022 - 11.2023
- Developed network frameworks using Python and C++
- Created NSO services for Layer 2 and Layer 3 networks while aligning with client requirements
- Owned package releases and mentored junior developers
- Authored and maintained comprehensive project documentation
PYTHON DEVELOPER (DATA LAKE TEAM)
NAGARRO IQUEST SP. Z O.O.
06.2021 - 02.2023
- Optimized performance through detailed analysis of data and logs
- Maintained test environments with Flask and pytest, creating and executing test cases
- Analyzed and restructured cloud architecture to improve scalability and reliability
- Moved functionalities from cloud microservices to AWS Lambdas
- Stayed current on developments in related Python frameworks.
- Identified possible system enhancements to improve functionality and streamline administration.
- Translated business requirements into logical and physical file structure designs.
PYTHON DEVELOPER (CI/CD)
SAMSUNG ELECTRONICS POLSKA SP. Z O.O.
05.2022 - 08.2022
- Deployed and maintained OpenStack environments on Docker and RedHat VMs
- Enhanced test frameworks to adapt to updated system architectures
- Soloved storage problems
- Identified possible system enhancements to improving functionality and streamline administration.
- Collaborated with quality assurance team to verify correct implementation of software development changes.
QA ENGINEER, PYTHON DEVELOPER (PERFORMANCE TEAM)
SHIJI POLAND SP. Z O.O.
08.2019 - 05.2021
- Conducted performance testing for microservices-based hospitality management applications on AWS
- Analyzed Kubernetes logs and maintained test environments
- Automated test environment setup and implemented performance and load test cases using Flask and Locust
- Created a set of scripts to seed the environments
- Conducted research to identify and evaluate new technologies and concepts.
- Contributed to root cause analysis to determine core reasons for failures and errors.
- Developed action plan for company certification using ISO 9000 standard knowledge.
- Built automated test scripts to handle repetitive software testing work.
ASSOCIATE FIRMWARE TEST ENGINEER
ROCKWELL AUTOMATION SP. Z O. O
06.2017 - 07.2019
- Performed functional testing of IP communications in devices with communication modules on the2nd and 3rd Network layer
- Built automated test cases and testbeds for network testing from scratch
- Created comprehensive test plans, test scripts, and use cases to support testing objectives.
- Reviewed, evaluated, and identified requirements for testability.
- Tracked test reports and failures determined by root cause data trends.
Education
Engineer - Applied Computer Science
University of Silesia
Katowice03.2019
Skills
- Python, C#, C
- Linux, Ubuntu, RedHat, MacOS, Windows
- GIT, Jira, Confluence, Jenkins, Kibana, Grafana
- CI/CD
- AWS, Digital Ocean, OpenStack
- Anaconda
- Flask, Locust, Django
- Virtualenv, Docker
- Numpy, Pandas, Scipy
- Kubernetes
- TDD, DDD, BDD
- Tensorflow, Pytorch
- FastAPI
- AI, ML, Neural Networks
- REST API
- TCP/IP
- SQL, NoSQL
- Networking
- Statistics
- Discreetly mathematics
- Software architecture design
- Issue troubleshooting
- DevOps principles
- Quality assurance
Languages
Polish
English
German
Timeline
TEAM LEAD
SOVERGEIN CLOUD STACK
03.2024 - 12.2024
CTO / TECH LEAD
CLOUDY BITES LIMITED
02.2023 - Current
CONSULTING ENGINEER
CISCO SYSTEMS POLSKA SP. Z O.O.
10.2022 - 11.2023
PYTHON DEVELOPER (CI/CD)
SAMSUNG ELECTRONICS POLSKA SP. Z O.O.
05.2022 - 08.2022
PYTHON DEVELOPER (DATA LAKE TEAM)
NAGARRO IQUEST SP. Z O.O.
06.2021 - 02.2023
QA ENGINEER, PYTHON DEVELOPER (PERFORMANCE TEAM)
SHIJI POLAND SP. Z O.O.
08.2019 - 05.2021
ASSOCIATE FIRMWARE TEST ENGINEER
ROCKWELL AUTOMATION SP. Z O. O
06.2017 - 07.2019
Engineer - Applied Computer Science
University of Silesia
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