Michał Maj
Driven backend developer passionate about scalable systems and modern APIs.
Warsaw, PL
Full time/Project based
Hybrid
Software Developer with a Master’s in Computer Science and 3 years of hands-on experience in backend development for business applications. Led projects...
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My Career Journey
1/3
ASCS Sp. z o.o
Java Developer
Jun 2026 - Aug 2026 | 2m
Developed a REST API in core Java for Asterisk PBX integration, built a real-time event processing system using MQTT, implemented a multi-tenant cloud solution with Docker and LDAP, and used OpenAI Codex...
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Comarch S.A.
Test Automation Engineer
Jul 2025 - May 2026 | 10m
Developed and executed automated API test scenarios using JUnit and GitHub Copilot, collaborated within a Scrum team, and built Spring Boot microservices integrating Spring Security, Hibernate, PostgreSQL,...
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Abas Business Solutions Poland Sp. z o.o.
Java Developer
Jun 2023 - Feb 2025 | 1y 8m
Created ERP extensions in Java and proprietary tools, enhanced Business Process Management with Camunda Spring, maintained in-house ORM, and developed automated data ingestion pipelines reducing manual...
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Curiosity
Prioritization
Proactivity
Collaboration
Ability To Meet Deadlines
Career Highlights
1/1
Java Developer at Abas Business Solutions Poland — BPM & integrations
Integrated ERP with Camunda to automate business workflows
Katowice, PL, 2025
In my role as Java Developer at Abas Business Solutions Poland I implemented a first major integration...
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My values
Curiosity
Collaboration
Problem Solving
Efficiency
Continuous Learning
Education
Silesian University of Technology
Computer Science Specialization: Machine Learning
2026
Silesian University of Technology
Computer Science in Electrical Systems
2024
Certifications & Qualifications
OT - IoT Cybersecurity & Critical Infrastructure Protection
EY sp. z o. o.2022
Language(s) I speak
Polish
Fluent
English
Intermediate