Mariusz Szpiler is a Head of On-Chain Development and seasoned WEB2/WEB3 specialist with over a decade of hands-on experience designing high-performance payment, banking, and insurance systems. He architects and implements scalable, self-healing cloud platforms using Java EE, microservices, Docker, and AWS, and currently leads on-chain engineering at IPOR Labs where he oversees DApp and smart contract development. A former principal engineer at intive and engineering lead at PayU, he combines deep backend expertise with team leadership, automation, and continuous integration practice. Trained in applied mathematics and computer science, he brings a pragmatic, quality-focused approach to complex problems and a readiness for ambitious, forward-looking challenges. An early Java-certified developer who also holds MongoDB and Scrum credentials, he uniquely blends academic rigor with production-grade blockchain and cloud engineering.
11 years of coding experience
14 years of employment as a software developer
MA Applied Mathematics, MA Applied Mathematics at Uniwersytet im. Adama Mickiewicza w Poznaniu
Contributions:1 PR, 3 pushes, 2 branches in 10 months
spring-bootspringjavatransactions
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Mariusz Szpiler - Head Of On-Chain Development at IPOR Labs