Backend Java Engineer

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BinanceFintech, Blockchain
Europe / Remote / Poland, Warsaw / Norway, Oslo / Global / Poland, Krakow / Romania, Bucharest / Romania, Iași / Southern Europe / Spain, Barcelona / Spain, Madrid / United Kingdom, LondonContractSenior
Salary not disclosed
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Job Details

Languages
Kazakh, Russian, English
Experience
Minimum of 7 years
Required Skills
SQLJavaKafkaRabbitmqSpring BootNosqlRESTful APIsLinuxMicroservices

Requirements

  • Minimum of 7 years of experience in software development and architecture.
  • Strong expertise in Java and backend frameworks (e.g., Spring Boot, RESTful APIs).
  • Experience with databases (SQL and/or NoSQL), messaging systems (e.g., Kafka, RabbitMQ), and microservices architecture.
  • In-depth understanding of Linux and computer networks.
  • Experience in profiling, benchmarking and optimizing ML applications.
  • Ability to speak in English and Kazakhstan/Russian language is required to coordinate with external Kazakhstan business partners and stakeholders.
  • Java code development experience, preferably Apache open source project developers.
  • Experience in high availability, high performance, and resource optimization.

Responsibilities

  • Design, develop, and maintain backend services and APIs for global products using Java.
  • Build a high-performance, highly available, and secure backend system to provide robust support for BigPay Fiat business operations.
  • Engage in and improve the whole lifecycle of service, from inception and design, through to deployment, operation, and refinement.
  • Develop and maintain tools, re-designing capacity planning infrastructure for greater scalability.
  • Troubleshooting, diagnosing, fixing software issues, and ensuring data security, and end-to-end system architecture.
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