Yonatan Karp-Rudin

Android Developer

https://www.opentalent.in/yonatan-karp-rudin

Staff Backend Engineer

BerlinMember since June 22, 2026

Key Strengths

Extensive personal project experience primarily in Kotlin, which is highly relevant for an Android Developer role.
Demonstrated interest in various Kotlin ecosystem aspects including Ktor, Spring Boot, OpenAPI, and design patterns.
Projects like 'kotlin-magazine' and 'kotlin-design-patterns' indicate a strong foundational understanding and passion for the language.

Cultural & Operational Fit

Cultural Fit Analysis

The candidate's project portfolio shows a strong inclination towards open-source contributions and personal development in Kotlin, which suggests a proactive and self-driven individual. The diversity of Kotlin-based projects (server-side, design patterns, feature flags) indicates a broad interest within the Kotlin ecosystem, aligning well with a role that values continuous learning and exploration. However, the lack of team-based projects or professional experience makes it difficult to fully assess collaboration and cultural integration.

Soft Skills & Operational Fit

Insufficient data to assess soft skills and operational fit. No psychometric test results or interview feedback provided.

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Projects

one-topic-to-rule-em-all

June 5, 2026 – Present

One Topic to Rule 'Em All. Cast event race conditions into Mount Doom by multiplexing diverse schemas into a single, strictly ordered Kafka partition.

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ff4k

January 7, 2026 – Present

Feature Flags for Kotlin made easy

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exekutor

April 14, 2025 – Present

A repository demonstrating the plugin architecture functionality with Kotlin

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xkcd-click-and-drag

June 22, 2024 – June 26, 2024

The full image of the Click and Drag commits by XKCD https://xkcd.com/1110/

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kotlin-magazine

March 20, 2024 – May 22, 2024

fun code() – A magazine for KotlinTM developers

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topology-inventory

February 18, 2024 – June 1, 2024

A Kotlin version of the project presented by the book "Designing Hexagonal Architecture with Java"

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kotlin-design-patterns

September 7, 2023 – Present

Design patterns implemented in Kotlin

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extra-ktor-plugins

August 5, 2023 – Present

Feature-rich, efficient, and highly customizable plugins for your Multiplatform Ktor Server or Client

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kotlin-spring-boot-template

February 25, 2022 – Present

A reactive Spring Boot 4 service template (Kotlin + R2DBC + jOOQ + JDK 25). Mirrors ktor-template's operational baseline.

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openapi-usage-example

December 15, 2021 – Present

An example of how to use OpenAPI, SpringBoot, Gradle and Kotlin to build RESTful API as described in https://yonatankarp.com/how-to-write-robust-rest-api-with-openapi

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Key Strengths

Extensive personal project experience primarily in Kotlin, which is highly relevant for an Android Developer role.
Demonstrated interest in various Kotlin ecosystem aspects including Ktor, Spring Boot, OpenAPI, and design patterns.
Projects like 'kotlin-magazine' and 'kotlin-design-patterns' indicate a strong foundational understanding and passion for the language.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit

Insufficient data to assess soft skills and operational fit. No psychometric test results or interview feedback provided.

Yonatan Karp-Rudin

Key Strengths

Cultural & Operational Fit

Top Skills

Skills

Projects

Key Strengths

Cultural & Operational Fit