Piotr C.-Senior Backend And Full Stack Engineer
Check rate
Experience
Full Stack Software Developer
Meteomatics AG
- Created the MetX Assistant and was its primary driver from concept through production with real users; designed and oversaw telemetry and presented the system in demos.
- Built React, TypeScript and Python features for MetX, a scientific weather visualization platform; integrated internal data APIs and improved caching, request handling and rendering workflows.
- Contributed to company MCP tooling and led AI workshops and internal automation initiatives, including experiments connecting AI agents with Slack, Jira and Git.
- Acted as the team's Observability and DevOps subject matter expert, supporting service reliability, deployment workflows, monitoring and troubleshooting.
- Participated in Security, Observability and AI Communities of Practice.
Senior Backend Developer
Spryker Systems GmbH
Backend engineering at a composable commerce platform for enterprise businesses.
Software Developer
Wayfair GmbH
- Built backend localization services and data-processing workflows with PHP/Symfony, alongside Kafka, Aerospike and SQL.
- Led decoupling and migration of part of the localization infrastructure to Symfony 4; implemented service APIs, CI/CD and foundations for event sourcing.
- Supported Kubernetes service migrations to GCP, including Istio; served as a Symfony subject matter expert and shared knowledge through talks, demos and retrospectives.
Senior Frontend Developer
7NXT Health GmbH
Developed training programmes and extended the core frontend architecture using React, Redux, JavaScript, Symfony, AWS and Webpack.
Senior PHP Developer
eKomi Ltd.
Designed and developed internal client-data tools, including a complex data import and management system with Symfony, Bootstrap and jQuery.
PHP Developer
Kambu sp. z o.o.
Built a REST API backed web application with OrientDB and ExtJS in an interdisciplinary team of engineers and mathematicians.
Web Developer
The Orcadian Newspaper
Extended PHP applications, MySQL databases, WordPress and PrestaShop functionality.
Web Developer
D&D IT Ltd.
- Built websites
- Worked directly with clients
- Wrote scripts to control hardware and software on a local office network
Computer Technician and Developer
Kraken Diving Center
Maintained the company website and MySQL database and supported office hardware and software.
Freelance Full Stack Web Developer
- Developed web applications with JavaScript frameworks, databases and REST APIs
- Provided data analysis and 2D/3D graphics for projects
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Sport, Retail, and Media and Entertainment.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, and Business Intelligence.
Summary
Software engineer with 15+ years of experience building backend services and full-stack products. Works with Python, APIs, container orchestration and CI/CD, combining feature development with monitoring and operational responsibility. Created the MetX Assistant at Meteomatics and drove it from concept to production with real users.
Skills
- Python, Typescript, Javascript, Node.Js, Php And Symfony
- React And Bash
- Rest Apis, Graphql, Sql, Mysql, Kafka And Aerospike
- Docker, Kubernetes, Nomad, Consul, Ci/Cd And Aws
- Service Migrations To Gcp With Istio
- Ai Integrations, Agent Tooling, Sentry, Grafana, Prometheus And Kibana
Languages
Education
AGH University of Science and Technology
Programming in Engineering · Kraków, Poland
Attended studies in Programming in Engineering, 2007–2011. Did not graduate; no degree awarded.
Arka Bozek Technical School
Network Technologies · Raciborz, Poland
Statistics
Experience
Global experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Piotr is based in Herisau, Switzerland.
Piotr speaks the following languages: Polish (Native), English (Advanced), German (Intermediate).
Piotr has at least 25 years of experience. During this time, Piotr has worked in at least 9 different roles and for 9 different companies. The average length of individual experience is 3 years and 6 months. Note that Piotr may not have shared all experience and actually has more experience.
Based on recent experience, Piotr would be well-suited for roles such as: Full Stack Software Developer, Senior Backend Developer, Software Developer.
Piotr's most recent position is Full Stack Software Developer at Meteomatics AG.
In recent years, Piotr has worked for Meteomatics AG, Spryker Systems GmbH, and Wayfair GmbH.
Piotr is most experienced in industries like Information Technology, Sport, and Retail. Piotr also has some experience in Media and Entertainment.
Piotr is most experienced in business areas like Information Technology, Product Development, and Business Intelligence.
Piotr has recently worked in industries like Information Technology and Retail.
Piotr has recently worked in business areas like Information Technology, Product Development, and Business Intelligence.
Piotr attended AGH University of Science and Technology for Programming in Engineering.
Piotr will be available full-time from November 2026.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 21 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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