First Name:Mikołaj
Last Name:Gawron
Education:Computer science engineer
Specialization:Programming
Languages:Polish, English
About me
I specialize in building web applications with a focus on back-end solutions and system architecture. My current interests center around designing scalable, maintainable applications and gaining deeper understanding of architectural patterns.
Education
WSB Merito University in PoznańOctober 2024 - NowMaster's degree in Computer Science with a specialization in programming and IoT.
WSB Merito University in PoznańOctober 2020 - February 2024Engineering studies in computer science with a specialization in programming.
School Complex No. 1 named after Powstańców Wielkopolskich in SwarzędzSeptember 2016 - June 2020IT technician.
Skills
Languages
Libraries, Frameworks, Technologies
Technologies
Back-end
Front-end
Databases
SQL
NoSQL
Containerization
Tools
Cloud
Operating Systems
Experience
Full Stack DeveloperComarch, Poznań
Full Stack Developer
Comarch, Poznań
January 2026 - Now
full-time
Tech Stack:
Full Stack DeveloperWilda Software, Poznań
Full Stack Developer
Wilda Software, Poznań
March 2024 - December 2025
full-time
Responsibilities:
- development back-end of web applications in TypeScript using NestJS framework
- development back-end of web applications in PHP using Laravel framework
- development front-end of web applications in TypeScript using Angular framework
- using HTML, CSS, Sass and Bootstrap
- working with MySQL and PostgreSQL database
- using a Redis key-value database
- planning and creating system architecture solutions (mainly back-end)
- conducting client meetings
- actively participating in code reviews of other developers in the team
- working with Docker/Podman
- software testing
- using Git version control system
Application types:
- production management system
- project management system
I learned:
- improved theoretical knowledge and practical skills in design patterns
- enhanced code quality and adherence to SOLID principles
- I improved my knowledge of application architecture and actively influenced technologies and architectural solutions in projects
- learned to prioritize tasks during software development
- developed skills in application optimization
- improved interpersonal skills during client meetings
- gained experience in task management using agile methodologies (Agile, Scrum)
- gained experience in application deployment
- improved theoretical knowledge and practical skills in authorization and authentication
Tech Stack:
Back-end DeveloperWalker, Środa Wielkopolska
Back-end Developer
Walker, Środa Wielkopolska
August 2023 - March 2024
full-time
Responsibilities:
- integrate the online store using Java language and Spring Boot framework
- build an order management application using Java language and Spring Boot framework
- connecting the online store with the product manufacturer's REST API to retrieve product data via Java ecosystem
- integrating the local warehouse management system with the online store
- writing custom solutions in the admin panel for managing the online store (handling REST API endpoints for data injection)
- integration with Przelewy24 payment systems API (ready-made solution)
- integration with courier company API (ready-made solution)
- working with PostgreSQL database
- software testing
Application types:
- e-commerce application
- order management application
I learned:
- work under time pressure
- thoroughly analyze problems and find the best solutions
- object-oriented programming according to the main pillars
- working with PostgreSQL database
- security principles of web applications
- independent work and effective use of documentation
- I wrote unit tests and understood the importance of software testing
Tech Stack:
Software DeveloperAT Computers s.c., Swarzędz
Software Developer
AT Computers s.c., Swarzędz
February 2023 - May 2023
intern
Responsibilities:
- development of skills in creating back-end for web applications, including API implementation, database management, and business logic
- writing front-end of web applications in JavaScript and TypeScript using Vue.js frameworks and meta-framework Nuxt.js
- using Atomic Design methodology
- using REST API with Axios library
- utilizing HTML, CSS
- using Git version control system
- working with Docker
- building and using regular expressions
I learned:
- I improved my knowledge in web application back-end development
- work as a team programmer
- the basics of Vue.js and Nuxt.js
- writing clean code and using design patterns
- securing web applications and validating data
- creating responsive web applications
- create regular expressions (regex)
Tech Stack:
Projects
- Deployed on a server
- Project for portfolio
VEDS
Distributed architecture based on Apache Kafka
Apache KafkaKeycloakSpring BootHibernatePostgreSQL
FastProd
Production management system, authentication using JWT
Spring BootHibernatePostgreSQLREST API
Freshly
Application with air quality data from IoT sensors
KeycloakSpring BootSpring Data MongoDBMongoDBREST API
FastDo
Project management system, authentication using JWT
NestJSTypeORMPostgreSQLAngularREST API
Sunset Festival - e-commerce/festival page
Festival page app, authentication using OAuth 2.0
Node.jsMongoDBNext.jsstyled-components
Sunset Festival - admin panel
Festival admin app, authentication using OAuth 2.0
Node.jsMongoDBNext.jsTailwind CSS
SnapTale
Social media app with short stories, authentication using session
LaravelMySQLNuxt.jsTailwind CSSREST API
Portfolio page - this page
TypeScriptNext.jsCSS
Certificates
Kurs Apache Kafka - Technologia Przyszłości
easytools
2024
NestJS Fundamentals
NestJS
2024
Rust. Kurs video. Od prostych aplikacji do zaawansowanych systemów
Grupa Helion SA
2024
Docker Mastery: with Kubernetes +Swarm from a Docker Captain
Udemy
2024
Wdrażanie aplikacji lub usług w Kubernetes oraz udostępnianie ich użytkownikom z użyciem własnej domeny i protokołu HTTPS
wKontenerach.pl
2024
Learning How to Learn: Powerful mental tools to help you master tough subjects
Deep Teaching Solution
2024
Rust. Kurs video. Pierwsze kroki
Grupa Helion SA
2024
Programming with JavaScript
Meta
2024
Technik Informatyk
Okręgowa Komisja Egzaminacyjna w Poznaniu
2020
Kwalifikacja E.14. Tworzenie aplikacji internetowych i baz danych oraz administrowanie bazami
Okręgowa Komisja Egzaminacyjna w Poznaniu
2020
Kwalifikacja E.13. Projektowanie lokalnych sieci komputerowych i administrowanie sieciami
Okręgowa Komisja Egzaminacyjna w Poznaniu
2019
CCNA Routing and Switching: Scaling Networks
Cisco Networking Academy
2020
Kwalifikacja E.12. Montaż i eksploatacja komputerów osobistych oraz urządzeń peryferyjnych
Okręgowa Komisja Egzaminacyjna w Poznaniu
2018
Kwalifikacja AU.54. Przygotowanie oraz wykonywanie prac graficznych i publikacji cyfrowych
Zespół Szkół nr 1 im. Powstańców Wielkopolskich w Swarzędzu
2018
CCNA Routing and Switching: Routing and Switching Essentials
Cisco Networking Academy
2017
CCNA Routing and Switching: Introduction to Networks
Cisco Networking Academy
2017
IT Essentials
Cisco Networking Academy
2017