Backend Customer Success Engineer, Kotlin Ecosystem

JetBrains

Customer Success Engineer responsible for guiding Java teams in adopting Kotlin for backend applications. Aiding organizations through Kotlin adoption journey and troubleshooting integrations.

Posted 4/24/2026full-timeRemote • California, New Jersey • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

GradleJavaKotlinMavenMicroservicesSpring

About the role

Key responsibilities & impact

Track and maintain visibility into organizations and their stage of Kotlin adoption (e.g., not started, evaluating, experimenting, production)
Proactively engage with organizations across different phases of their Kotlin adoption journey
Develop and recommend high-level adoption strategies tailored to each organization’s context
Identify and document blockers that hinder progress and propose ways to address them
Establish and manage feedback loops with development teams to ensure continuous alignment and improvement

Requirements

What you’ll need

Extensive hands-on experience with Kotlin, Java, and the JVM ecosystem
Proven experience migrating Java backend codebases to Kotlin
Experience with the Spring (Boot) ecosystem or similar frameworks (e.g., Quarkus, Micronaut, Ktor)
Solid understanding of build tools and project structuring, including Maven and Gradle
Experience in customer-facing technical roles such as Solutions Engineering, Developer Advocacy, or Technical Consulting
Strong English communication skills, both written and spoken
Ability to lead workshops, demos, talks, meetups, and other public-facing activities
Comfort with outbound engagement, including identifying target companies, articulating value propositions, and building relationships with engineering teams
Ability to effectively communicate with engineers, tech leads, and business stakeholders
Ability to design and guide Kotlin adoption strategies for backend applications
Experience designing backend systems using common architectural patterns (e.g., monolith, modulith, microservices)

Benefits

Comp & perks

We are an equal opportunity employer
Open and inclusive workplace

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Hard Skills & Tools

KotlinJavaJVMSpringQuarkusMicronautKtorMavenGradlebackend systems

Soft Skills

communicationleadershipcustomer engagementrelationship buildingworkshop facilitationpublic speakingtechnical consultingproblem-solvingfeedback managementalignment