Alexandru Topliceanu

London, England, United Kingdom

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Summary

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Rockstar

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Top School

Alexandru Topliceanu is a research engineer with 14 years of experience building scalable, production-grade systems across real-time platforms, backend services and developer tooling. He helped design and operate critical infrastructure at Pusher using Go, Kubernetes and AWS, co-founded and architected an end-to-end e-commerce marketing automation stack, and later focused on oracle infrastructure and testing at Chainlink Labs. Alexandru blends hands-on platform engineering with strong test automation skills—demonstrated by significant contributions to the widely used Chainlink node and enhancements to Pusher's PHP client, where he added cluster support and robust test coverage. He moves comfortably across languages and layers (Node.js, Python, PHP, Go, frontend JS) and has a track record of cleaning up dependencies and improving code quality. Based in London with an academic background in computer science, he pairs entrepreneurial initiative with research-minded rigor to make distributed systems more reliable.

14 years of coding experience

14 years of employment as a software developer

"Politehnica" University Bucharest

Master's degree, Computer Science, Internet Systems, Master's degree, Computer Science, Internet Systems at Faculty of Automatic Control and Computers

Colegiul National "I.C. Bratianu", Pitesti

English, French

Stackoverflow

Stats

2,364reputation

1.2mreached

25answers

20questions

Badges

authentication

top-5%

mongodb

top-5%

javascript

top-5%

Github Skills (25)

apidoc10

testing10

phpunit10

php10

go10

api10

composer10

javascript9

authentication9

blockchain9

golang9

nodejs9

mochajs9

mongodb9

chainlink8

Programming languages (14)

C#JavaCSSCRustGoTypeScriptDockerfile

Github contributions (5)

pusher/pusher-http-php

Feb 2016 - Aug 2016

PHP library for interacting with the Pusher Channels HTTP API

Role in this project:

Back-end Developer & Test Automation Engineer

Contributions:17 commits, 9 PRs, 19 pushes in 6 months

Contributions summary:Alexandru primarily focused on enhancing the PHP library's functionality and robustness. They implemented support for the cluster option within the Pusher constructor, adding unit and acceptance tests to validate the new feature. They also addressed issues related to the notification and domain endpoints and updated the library to the latest release candidate version. Their contributions significantly improved the library's API capabilities and reliability.

apiguzzlephpchannelspusher

smartcontractkit/chainlink

May 2020 - Nov 2020

node of the decentralized oracle network, bridging on and off-chain computation

Role in this project:

Back-end Developer & Test Automation Engineer

Contributions:98 reviews, 142 commits, 79 PRs in 5 months

Contributions summary:Alexandru primarily focused on enhancing the testing infrastructure for the Chainlink node. Their contributions include adding and refining tests within the core/web package to ensure the correct ordering of job tasks in the API layer. They also wrote tests for the retry mechanism in the HTTP adapter and added tests for the functionality of the gas bumping mechanism. Furthermore, the user contributed to refactoring dependencies, improving code quality by removing unused libraries, and updating mock files.

golangcomputationethereumblockchaindecentralized

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