Lefteris Delimitrou
Vice President at BlackRock
Welwyn Hatfield, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolLefteris Delimitrou is a VP-level software leader with 11 years of hands-on experience building scalable back-end systems and leading engineering teams across finance, insurance, gaming, and psychometric platforms. He combines deep expertise in modular, object-oriented, and functional programming with practical experience in Python, PHP, PostgreSQL and cloud-native tooling (AWS, Terraform, Kubernetes). Lefteris has repeatedly driven measurable business outcomes—most notably leading a small team to expand Zego’s B2B operations in the Netherlands and deliver €3.5M+ ARR while cutting quote generation time by over 97%. He is a pragmatic advocate of TDD, design patterns and domain-driven approaches who has shepherded monolith-to-microservices transitions and high-throughput API integrations. Constantly learning and experimenting, he stays current by following major tech blogs and building end-to-end testing and automation tooling in production. Based in Welwyn Hatfield, UK, he blends customer-focused product thinking with engineering rigor to turn complex requirements into reliable, performant systems.
11 years of coding experience
11 years of employment as a software developer
Bachelor's degree Electronic engineering, Bachelor's degree Electronic engineering at Electronic Engineering University of West Attica
English
Stackoverflow
306reputation
24kreached
11answers
6questions
Github Skills (45)
json10
fastapi10
json-schema10
async10
swagger10
redoc10
swagger-ui10
api10
rest10
openapi10
python9
high-performance9
pydantic9
django8
starlette8
Programming languages (6)
Github contributions (5)
elefher/fin-web
Jun 2020 - Oct 2020
Manage your finances easily.
Contributions:40 commits, 19 PRs, 36 pushes in 4 months
financereactjsfinancesreact-redux
elefher/CpuHandler
Sep 2014 - Jan 2016
Contributions:2 releases, 97 commits, 11 pushes in 1 year 4 months
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