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Ajax Systems

Java Developer (Video Media)

Ajax Systems Kyiv, Ukraine

Appliances, Electrical, and Electronics Manufacturing · 5,001-10,000 employees

19 h ago
java Mid (2-5 yrs) Full-time Ukraine
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About the role

The developer will build and maintain the Ajax software ecosystem, including the Video Management System and cloud infrastructure. They will work within a cross-functional team to ensure all system components operate as a unified digital platform.

What they look for

Java Kotlin Java Concurrency SOA Microservices Event-driven architecture AWS MongoDB NATS Docker Kubernetes Git Gradle Jenkins

Requirements

Candidates must have over 4 years of professional Java backend experience in an enterprise environment and practical knowledge of Kotlin. Strong expertise in cloud development principles, microservices, and containerization tools like Docker and Kubernetes is required.

Benefits

Medical insurance English classes Internal beta-testing program Discounts from partner companies Discounts on Ajax products

Full description

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe. We are looking for a new team member to join our System devisions as Java Developer.

The System Division is responsible for building and developing the Ajax software ecosystem. The team develops and maintains OS Malevich and the Video Management System, builds scalable cloud infrastructure, and creates client applications for multiple platforms, ensuring that all system components work together as a unified ecosystem.

The division works with Java, Kotlin, Swift, C, C++, and Python. It includes embedded, cloud, mobile, and desktop engineers who ensure the stable operation of Ajax as a single digital platform.

Required Experience:

  • Java: 4+ years of professional backend development in enterprise environment
  • Kotlin: Knowledge and practical work experience
  • Java Concurrency: Strong understanding and practical application experience

Architecture & Design:

  • Understanding of SOA, microservice, and event-driven architecture
  • Cloud development principles with practical AWS experience
  • Ability to scale and ensure high availability of loaded systems

Technologies & Tools Required:

• MongoDB, NATS

• Enterprise-grade stack (messaging brokers, in-memory storages, NoSQL, key-value databases)

• Docker and Kubernetes (containerized applications)

• Git, Gradle, Jenkins

Nice to Have:

• Redis, Netty, Akka, gRPC, Project Reactor

We offer:

  • The opportunity to suggest and implement your own ideas that directly influence the product and its mass production
  • A place in a fast-growing company with a motivated and professional team
  • Competitive salary
  • Medical insurance
  • English classes
  • The opportunity to participate in Ajax’s internal beta-testing program for security systems
  • Discounts from partner companies
  • Discounts on Ajax products

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by more than 4.5 million end users and 330,000 PRO users in over 180 countries. The company provides comprehensive solutions to protect residential and commercial properties of all sizes. Today, Ajax portfolio includes 280 devices for intrusion protection, video surveillance, fire safety, and comfort and automation.

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