Kotlin Backend Consultant

4 days ago

Solna Municipality, Sweden Justera Group Full time 100,000 - 120,000 per year

About Justera Group
Justera Group AB is a leading Swedish IT consulting firm with great experience specializing in building high-performing technology teams and delivering end-to-end IT solutions. Led by dynamic female executives, Justera Group focuses on helping businesses harness the power of digital technologies to continuously evolve in today's rapidly changing economy. The company has deep expertise in IT consultancy, software development, and recruitment services, providing clients with purpose-driven, well-trained consultants who consistently deliver efficient and effective results. Justera Group manages the entire talent lifecycle, from hiring to ongoing management, ensuring the right fit for each project on time and within budget. With their strong commitment to quality, collaboration, and client success, Justera Group is a trusted partner for technology innovation across Sweden.

About the Role:
We are seeking an experienced Kotlin Backend Consultant to join a global digital transformation initiative with a leading multinational organization. This role offers the opportunity to work on a large-scale, multi-year program focused on building consumer-centric digital platforms and services across multiple markets. As a Backend Consultant, you will be responsible for designing, developing, and optimizing scalable backend solutions using Kotlin and related technologies in a cloud-native environment. You'll collaborate with cross-functional teams to deliver robust, maintainable, and high-performance systems that support business-critical applications.

Key Responsibilities:

  • Design, develop, and maintain backend services using Kotlin (Ktor framework) and Java (Spring Boot, Hibernate).
  • Architect and implement scalable microservices and serverless solutions on cloud platforms (AWS preferred).
  • Build and optimize CI/CD pipelines, ensure effective monitoring, logging, and observability.
  • Collaborate with frontend, DevOps, and product teams to deliver high-quality, reliable backend systems.
  • Troubleshoot complex production issues and optimize system performance.
  • Participate in code reviews, architecture discussions, and continuous improvement initiatives.

Requirements:

  • years of experience in Kotlin development.
  • years of experience in Java backend development.
  • Strong understanding of object-oriented programming, design patterns, and exception handling.
  • Deep knowledge of core APIs, including collections, streams, and concurrency frameworks.
  • Hands-on experience with Spring Boot, Hibernate, and Ktor years ideally).
  • Proficiency with cloud platforms (AWS preferred), Docker, and Kubernetes.
  • Experience designing scalable and resilient systems, including APIs and databases.
  • Familiarity with CI/CD pipelines and monitoring/logging tools (e.g., DataDog).

What We Offer:

  • A dynamic and innovative workplace driving advancements in cutting-edge robotic technologies
  • The opportunity to collaborate with talented cross-functional teams on meaningful and impactful projects
  • Competitive compensation and comprehensive benefits package
  • A supportive culture that fosters continuous learning, growth, and professional development
  • Flexible hybrid working model for an optimal work-life balance
  • 25 days of annual leave to recharge and relax
  • An annual wellness allowance of 3,500 SEK to support your health and wellbeing

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