Senior Software Engineer, Java/Fullstack

myneva

Senior Software Engineer focusing on Java for the product ‘Swing’ at myneva. Working hands-on on Java-based backend components and ensuring system stability and performance.

Posted 7/14/2026full-timeEssen • 🇩🇪 GermanySeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Java Backend Development, focusing on building and maintaining scalable solutions while ensuring high code quality and performance. Proficient in API design and integration within complex system landscapes, with a strong emphasis on collaboration and modernization initiatives.

Highest-signal resume keywords

Java Backend DevelopmentSpring FrameworkSQL Database ManagementDocker Container TechnologiesGerman Language Skills (C1)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaSpringSQLKotlinAPI DesignData ModelingPerformance OptimizationCloud Environments (AWS)Code Quality StandardsRefactoring

Soft Skills

CollaborationCritical EvaluationResponsibility

Tools & Technologies

DockerKubernetesAI-Assisted Development Tools

Industry Keywords

Legacy SystemsSoftware EcosystemIntegration ScenariosArchitecture DevelopmentEngineering Practices

Tech Stack

Tools & technologies

AWSCloudDockerJavaKotlinKubernetesSpringSQL

About the role

Key responsibilities & impact

You develop and maintain Java-based backend components for the “Swing” product.
You work on integrations and interfaces within a mature software ecosystem.
You analyze existing structures and drive refactoring and modernization initiatives.
You design robust, scalable solutions with a focus on performance and stability.
You collaborate closely with Product Management, Support and adjacent teams.
You use modern development tools — including AI-assisted tools — and evaluate their results critically and responsibly.
You ensure high code quality through testing, reviews and clear standards.
You contribute ideas to further develop architecture and engineering practices.

Requirements

What you’ll need

Several years of experience in Java backend development (e.g., with Spring or comparable frameworks)
Experience working with mature or legacy system landscapes
Knowledge of Kotlin is an advantage, especially in the context of existing or hybrid codebases
Solid experience with SQL databases and a good understanding of data modeling and performance considerations
Practical experience with container technologies (Docker) and ideally Kubernetes
Initial or advanced experience with cloud environments such as AWS is desirable
Confident handling of API design and integration scenarios within complex system landscapes
High standards for code quality, testing, security and documentation
Reflective and responsible use of AI-assisted development tools
Very good German language skills (at least C1) and good English skills (at least B2) are mandatory

Benefits

Comp & perks

Flexible working hours and a hybrid working model to help you balance your day-to-day life
A culture of appreciation and a harmonious working atmosphere in a growing, international company with opportunities to get involved
A creative work environment, flat hierarchies and short decision-making paths
Attractive compensation packages, a permanent employment contract and an employer contribution to your company pension plan
Access to Corporate Benefits, JobRad leasing and other mobility options such as the fully subsidized Deutschlandticket