César Tello
Cloud Engineer at ABN AMRO Clearing Bank
Haarlem, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolCésar Tello is a cloud engineer with 11 years of hands-on experience building scalable systems, currently enabling cloud innovation at ABN AMRO Clearing Bank. He has progressed from backend and Android development to leading technical teams and cloud integration roles at companies like PostNL, AND Digital, and PARK NOW, blending software craftsmanship with delivery leadership. Comfortable across the stack, his background spans AWS-focused platform engineering, API design, and mobile-native work, reflecting a practical mix of legacy enterprise and modern cloud skills. Based in Haarlem, he pairs formal training in computer science and web development with a history of freelancing and team leadership, which helps him translate business needs into resilient cloud architectures. Notably, his career path shows a steady shift from application-focused engineering to platform and cloud specialization, enabling him to bridge developer experience and operational reliability.
11 years of coding experience
17 years of employment as a software developer
Full Stack Web Development Certification Computer Software Engineering, Full Stack Web Development Certification Computer Software Engineering at Free Code CampHigher Level Education Cycle in Software Development Computer Science, Higher Level Education Cycle in Software Development Computer Science at Higher Education Institute Juan of Garay Valencia · Advanced Vocational TrainingCommunication and Media Design Communication and Media Studies, Communication and Media Design Communication and Media Studies at Zuyd Hogeschool | Zuyd University of Applied SciencesUniversitat Politècnica de València
Spanish, English, German
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (63)
naming9
serverless8
naming-conventions8
aws8
jquery-plugin8
datetimepicker7
lambda7
aws-lambda7
serverless-framework7
serverless-applications7
authentication7
api7
jquery7
datepicker7
jquery-ui7
Programming languages (7)
Github contributions (5)
cesiztel/learning-roadmap
Oct 2019 - Oct 2022
This is my learning roadmap. Here I will update notes, code and a roadmap of all the things I am learning and I want to learn
Contributions:34 commits, 23 PRs, 77 pushes in 3 years 1 month
notespythonall-the-thingsjavascriptupdate
cesiztel/aws-amplify-android-examples
Oct 2020 - Oct 2020
Contributions:11 commits, 8 pushes, 1 branch in 4 days
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