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  • Senior Backend Engineer - Java, Scala
    New

    Senior Backend Engineer - Java, Scala

    Warszawa
    28 000 - 40 000 PLN/monthNet per month - B2B
    Type of work
    Full-time
    Experience
    Senior
    Employment Type
    B2B
    Operating mode
    Hybrid
    Link Group

    Link Group

    Hundreds of IT opportunities are waiting for you—let’s make it happen! Since 2016, our team of tech enthusiasts has been building exceptional IT teams for Fortune 500 companies and startups worldwide. Join impactful projects in BFSI, CPG, Industrial, and Life Sciences & Healthcare industries. Work with cutting-edge technologies like Cloud, Business Intelligence, Data, and SAP. Unlock your potential, grow your skills, and collaborate with top global clients. Ready for your next big career move? Let’s link with us!

    Company profile

    Tech stack

      Java

      master

      Scala

      master

      SQL

      advanced

      RESTful API

      regular

      AWS

      regular

      Azure

      regular

      Kubernetes

      regular

      Kafka

      nice to have

    Job description

    Senior Backend Engineer – Java & Scala


    About the Role

    We are looking for a Senior Backend Engineer to design, develop, and optimize backend solutions that support complex data processing and analytical applications. In this role, you will work with cross-functional teams to develop scalable, high-performance systems while ensuring seamless integration with internal and external services. Your expertise in Java and Scala will be key in shaping the architecture and technical direction of our backend technology stack.


    Key Responsibilities

    • Lead the design and development of backend services for high-volume, data-intensive applications.
    • Define and contribute to the overall system architecture and technical roadmap.
    • Implement best practices in software development, including code reviews, testing, documentation, and CI/CD.
    • Build and enhance backend services to improve system performance, reliability, and scalability.
    • Work closely with business stakeholders to deliver technology solutions that support data analytics and system integrations.
    • Develop cloud-native applications, leveraging AWS, Azure, or Kubernetes-based platforms.
    • Collaborate with DevOps teams to enhance automation, deployment strategies, and operational resilience.
    • Continuously research and adopt modern backend technologies to drive innovation.


    Required Skills & Experience

    • 10+ years of software development experience, primarily with Java and Scala.
    • Strong understanding of object-oriented programming, design patterns, and software architecture.
    • Hands-on experience in developing scalable applications with high data throughput.
    • Proficiency in SQL development and debugging for relational databases.
    • Experience in RESTful API design and backend service integration.
    • Familiarity with microservices architecture, containerization, and Kubernetes.
    • Cloud experience with AWS or Azure for deploying and managing applications.
    • Strong analytical and problem-solving skills with a proactive mindset.
    • Excellent verbal and written communication skills.


    Nice to Have

    • Experience with Kafka for real-time data streaming and event-driven architectures.


    Why Join Us?

    • Work with cutting-edge technologies in a dynamic and fast-paced environment.
    • Collaborate with highly skilled engineers on innovative solutions.
    • Competitive compensation and comprehensive benefits.
    • Opportunities for professional growth and development.


    28 000 - 40 000 PLN/month

    Net per month - B2B

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