Senior Kotlin Back-End Developer

Imaginary Cloud

. Develop server-side software with a strong focus on Kotlin .

Posted 9/23/2026full-timeRemote • PortugalSenior💰 €35,310 - €54,400 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Kotlin for server-side development, with a strong background in designing distributed systems and microservices within cloud-native environments using AWS and Kubernetes. Proficient in relational databases like PostgreSQL and experienced with testing frameworks and observability tools to ensure high-performance software solutions.

Highest-signal resume keywords

Kotlin Server-Side DevelopmentDistributed Systems DesignMicroservices ArchitectureAWS Cloud-Native EnvironmentsPostgreSQL Proficiency

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

KotlinDistributed SystemsMicroservicesPostgreSQLJUnitTestcontainersGrafana

Soft Skills

Problem-SolvingCollaborationHuman Interaction

Tools & Technologies

AWSKubernetes

Industry Keywords

Cloud-NativeObservability

Tech Stack

Tools & technologies

AWSCloudDistributed SystemsGrafanaJUnitKotlinKubernetesMicroservicesPostgres

About the role

Key responsibilities & impact

Develop server-side software with a strong focus on Kotlin
Design distributed systems and microservices
Work in cloud-native environments using AWS and Kubernetes
Use relational databases, especially PostgreSQL
Apply testing frameworks and observability tools to ensure reliable performance
Contribute to innovative digital products for global clients
Collaborate with multidisciplinary teams across multiple industries and projects
Perform development, problem-solving, management, and human interaction activities

Requirements

What you’ll need

5+ years of experience with a strong focus on Kotlin in server-side development
Hands-on experience designing distributed systems and microservices
Comfortable in cloud-native setups using AWS and Kubernetes
Proficiency with relational databases, especially PostgreSQL
Experience with testing frameworks such as JUnit and Testcontainers
Experience with observability tools such as Grafana
Fluency in English, both spoken and written
Must live in Portugal or be willing and legally qualified to live and work there

Benefits

Comp & perks

Paid sick days
Health and dental insurance
Comfort budget
Fully remote / remote-first company
Flexible working hours
Global projects with industry-leading clients
Human-centric culture that values people and empowers them
Informal environment
Team events to share knowledge and celebrate collectively
Mentoring and performance appraisals for solid growth potential