Justinas Stankevičius
Backend Engineer at Vinted
Vilnius, Vilnius County, Lithuania
Summary
🤩
Rockstar🎓
Top SchoolJustinas Stankevičius is a backend engineer with 14 years of hands-on experience building and hardening server-side systems, currently at Vinted and previously at Teleport and Adform. He blends Go-centric open-source work—authoring middleware like alice and contributing CSRF protection and CI/CD improvements to notable projects such as Teleport—with practical DevOps skills around automating builds and migrating pipelines. Comfortable across system-level automation, security-focused middleware, and production infrastructure, he writes thoughtful tests and documentation that improve maintainability. Based in Vilnius and active as a long-term freelancer, he pairs academic training in informatics with a track record of shipping resilient, well-tested backend components.
14 years of coding experience
8 years of employment as a software developer
Bachelor of Science (BSc), Informatics, Bachelor of Science (BSc), Informatics at Vilniaus universitetas / Vilnius University
Lithuanian, English
Github Skills (17)
tokenize10
middleware10
handlers10
testing10
csrf10
webpages10
web-content10
cicd10
security10
go10
golang10
token-generator10
dockers9
docker9
http9
Programming languages (23)
Github contributions (5)
justinas/nosurf
Aug 2013 - Aug 2020
CSRF protection middleware for Go.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:118 commits, 12 PRs, 23 pushes in 7 years 1 month
Contributions summary:Justinas primarily contributed to the development of a Cross-Site Request Forgery (CSRF) protection middleware for Go. Their commits focused on initializing the handler, adding features for token generation and regeneration, and integrating token verification. They added various features, including the implementation of exemption paths, and incorporated context for managing the token. They also added tests to ensure the functionalities performed correctly, demonstrating a thorough understanding of the project's core components.
csrf-protectiongomiddlewarecsrfsecurity
justinas/alice
May 2014 - Nov 2021
Painless middleware chaining for Go
Role in this project:Back-end Developer
Back-end DeveloperContributions:50 commits, 18 PRs, 25 pushes in 7 years 6 months
Contributions summary:Justinas primarily focused on developing the core functionality of the Go middleware library "alice." They implemented the `Chain` structure and methods like `New`, `Then`, and `Append` to facilitate middleware chaining. Their contributions involved writing tests to ensure the correct behavior and order of middleware execution, and they refined documentation to improve usability. The user also addressed edge cases, like handling nil inputs for the `ThenFunc` method and the `Then` method itself.
chaininggomiddlewarehandler
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