Murat Ayhan
Senior Software Developer at Worldline
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolMurat Ayhan is a senior software developer based in Amsterdam with over a decade of engineering experience and eight years focused on backend and distributed payment systems. He has designed and implemented high-throughput APIs and real-time messaging platforms using Java/Spring Boot and modern frontend stacks, driving production resilience through automated testing, security reviews, and incident remediation. At Payconiq he led API design and bank integrations for mobile payments and created services to correct stuck transactions, while at Turkcell he architected a messaging platform serving millions of concurrent users. Comfortable across system design, legacy telecom systems and cloud-native services, he blends hands-on coding with mentorship and cross-functional collaboration. Notably, his background spans low-level telecom (GSM/UMTS) work to consumer-facing payment UX improvements, giving him a rare end-to-end perspective on large-scale transactional systems.
7 years of coding experience
10 years of employment as a software developer
Bachelor of Engineering (B.Eng.) Electrical and Electronics Engineering, Bachelor of Engineering (B.Eng.) Electrical and Electronics Engineering at Gebze Technical UniversityBachelor's degree Electrical and Electronics Engineering, Bachelor's degree Electrical and Electronics Engineering at Université Évry Paris-Saclay
Turkish, İngilizce, French
Github Skills (8)
uncertainty7
data-augmentation6
transform3
deep-neural-networks2
visualization2
fourier-transform2
big-data1
interpolation1
Programming languages (3)
Github contributions (5)
berenslab/ttaug-DR-uncertainty
Dec 2018 - Apr 2021
Test-time Data Augmentation for Estimation of Heteroscedastic Aleatoric Uncertainty in Diabetic Retinopathy (DR) Detection via Deep Neural Networks
Contributions:4 commits, 2 PRs, 2 pushes in 2 years 4 months
retinopathydiabetic-retinopathyneural-networksestimationdiabetic
berenslab/ttaug-midl2018
Jun 2018 - Jun 2018
Contributions:12 commits in 6 days
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