Yaara Letz
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolYaara Letz is a seasoned software leader and founder with over eight years in product and developer experience and a deep engineering background spanning C++ and Go. As Head of Product Experience at Tyk she shaped API and cloud-native product strategy—shipping composable Helm charts, auto-generated SDKs, an LLM-powered docs assistant, and CI pipelines that slashed API/SDK bugs by 98% and cut release time from a day to 30 minutes. She combines hands-on contributions to the popular Tyk open-source API gateway (notably JWT authentication and session validation) with enterprise-facing roles that won flagship customers and influenced roadmap integrations. Yaara bridges technical complexity and business value through cross-functional leadership across product, engineering, UX and go-to-market teams. Now co-founding Saly Security while directing Saly, she brings entrepreneurial grit plus a finance MBA and deep systems experience from investment banking to embedded robotics. Outside work she’s a dedicated vegan cook, runner and SCUBA diver, suggesting a pragmatic, curious approach to problem solving.
8 years of coding experience
15 years of employment as a software developer
MBA Majored in Finance, MBA Majored in Finance at Bar-Ilan UniversityB.A. Computer Science, B.A. Computer Science at Tel Aviv Academic College
English
Github Skills (13)
go10
api-gateway10
jwt10
testing10
api-management9
api9
reverse-proxy5
microservices-application4
microservices4
graphql3
grpc3
wpgraphql3
wordpress-graphql3
Programming languages (13)
Github contributions (5)
TykTechnologies/tyk
Apr 2018 - Jan 2023
Tyk Open Source API Gateway written in Go, supporting REST, GraphQL, TCP and gRPC protocols
Role in this project:
Backend Developer
Backend DeveloperContributions:33 reviews, 51 commits, 45 PRs in 4 years 9 months
Contributions summary:Yaara primarily contributed to the API gateway's functionality, focusing on JWT (JSON Web Token) authentication and authorization. Their work involved implementing new features for JWT handling, such as the `jwt_skip_kid` functionality, and addressing clock skew issues in time-based claims validation. They also added configurations for JWT session validation, including expiry, issue, and "not before" claims, alongside tests to validate these functionalities.
api-gatewaygrpcreverse-proxyapi-managementcloudnative
letzya/tyk-schemas
Feb 2022 - Jun 2022
Json schemas of various json file types used by Tyk products. Use them to get autocompletion in these files.
Contributions:24 commits, 2 PRs, 21 pushes in 4 months
json-schemasjson-filetykautocompletionfile-types
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