Ioannis Stefanis
Software Developer Senior Consultant at Deloitte
Greece
Summary
👤
Senior🎓
Top SchoolIoannis Stefanis is a senior software developer and consultant with 11 years of experience building full-stack, data-integration and cloud-enabled systems from Greece. At Deloitte he has progressed from business-analyst-backed backend work to senior consultant responsibilities, delivering microservices, REST APIs, ETL/batch jobs, DB/cloud integrations and supporting small dev teams. His background as a Dipl. Mechanical Engineer gives him a systems-thinking approach to software design and a taste for tackling the hardest technical paths rather than shortcuts. He pairs hands-on coding, testing and documentation with operational ownership, making him effective across development and maintenance lifecycles. Comfortable in both front-end UI work and backend/data pipelines, he excels at turning complex integration requirements into reliable, auditable solutions. Colleagues describe him as pragmatic, curious and methodical—someone who prefers solving the core problem over quick wins.
11 years of coding experience
7 years of employment as a software developer
Diploma in Mechanical Engineering (Integrated Master) Specialization: Manufacturing / Structures, Diploma in Mechanical Engineering (Integrated Master) Specialization: Manufacturing / Structures at Aristotle University of Thessaloniki (AUTH)
English, French, Greek
Github Skills (4)
frequency-domain9
dynamical-systems8
julia7
lti6
Github contributions (4)
istefanis/controllio
Mar 2023 - Oct 2024
Contributions:12 releases, 68 pushes, 3 branches in 1 year 7 months
istefanis/citymodeler-website
Jul 2021 - Jan 2022
Contributions:8 commits, 4 pushes, 1 branch in 5 months
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