Maxim Balan
Engineering Team Lead at Yapily
England, United Kingdom
Summary
👤
Senior🎓
Top SchoolMaxim Balan is an Engineering Team Lead with over a decade of hands-on Java experience building low-latency, fault-tolerant distributed systems and highly scalable Akka cluster applications. He has driven uptime improvements and performance gains across real-time APIs—most notably designing Nexmo’s Voice API and reworking phone-number and SMS infrastructure—bringing production reliability from ~92% to 99.9%. A delivery-focused team player and experienced interviewer, he blends strong analysis and design skills with pragmatic Agile practices and a test-first mindset. He contributes to notable open-source projects such as the widely used auth0/java-jwt, improving JWT header handling and unit coverage, illustrating attention to defensive coding and API correctness. Based in England, he pairs deep backend expertise (Oracle, MySQL, Couchbase, AWS, K8s) with a background in biomedical engineering, reflecting a practical, systems-oriented problem-solving approach.
10 years of coding experience
8 years of employment as a software developer
High School, High School at Private High School OrizontSummer School on Nano-BioengineeringPostgraduate Degree, Biomedical/Medical Engineering, Postgraduate Degree, Biomedical/Medical Engineering at Universitatea Tehnică a Moldovei
Romanian, English, Turkish, Russian
Github Skills (8)
unit-testing10
web-token10
javas10
jsonwebtoken10
java10
jwt10
sdk9
dx9
Programming languages (8)
Github contributions (5)
auth0/java-jwt
Jan 2019 - Nov 2019
Java implementation of JSON Web Token (JWT)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:10 commits, 1 PR, 4 comments in 9 months
Contributions summary:Maxim primarily contributed to the `auth0/java-jwt` repository by modifying the `JWTCreator` class to improve its functionality. Their work involved fixing header handling to prevent overwriting existing map entries and adding safety checks for null values. Additionally, they added and modified unit tests to validate the changes, including testing for the removal of null-valued headers and the proper handling of null header maps. The user also corrected method descriptions to accurately reflect the changes made to the code.
tokenjson-web-tokendx-sdkweb-tokenjava
maxbalan/gradle-custom-init
Jan 2018 - Feb 2019
Contributions:22 commits, 16 pushes, 2 branches in 1 year 1 month
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