Manos Nikolaidis
Engineering Lead at giffgaff
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolManos Nikolaidis is an engineering lead with 11 years of hands-on experience building secure, high-throughput backend systems using Java, Spring Boot, SQL and AWS. He has progressed from low-latency C++ robotics and real-time sports data backends to leading identity, access management and ad-tech teams, bringing deep practical knowledge of multi-threading, numeric systems and distributed caches. Currently steering engineering at giffgaff, he blends people leadership with active coding on APIs and cloud services, retaining a strong focus on security and operational reliability. Notably, his background includes architecting an NLP interpretation service and sub-millisecond robotic control systems—evidence of a willingness to tackle both algorithmic and systems-level challenges. Based in London, he pairs broad technical depth with a track record of shipping production software across startups and enterprises.
11 years of coding experience
19 years of employment as a software developer
Master of Engineering (MEng), Mechanical Engineering and Aeronautics, Master of Engineering (MEng), Mechanical Engineering and Aeronautics at University of Patras
English, Greek
Stackoverflow
21,916reputation
2.2mreached
506answers
2questions
java
top-1%
if-statement
top-5%
arraylist
top-5%
spring-boot
top-5%
increment
top-5%
while-loop
top-5%
Github Skills (58)
json10
java10
jackson10
if-statement9
serialization9
forloop9
java-streams9
spring-boot9
casting9
arraylist9
pointer9
while-loop9
data-structures9
increment9
aurora7
Programming languages (4)
Github contributions (5)
shadowmanos/shadowmanos.github.io
Apr 2017 - Jan 2023
Contributions:45 pushes, 2 branches in 5 years 9 months
shadowmanos/jackson-example-no-annotations
Aug 2015 - May 2019
Contributions:28 commits, 1 PR, 22 pushes in 3 years 9 months
annotationswithout-annotationsjacksonjavajson
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