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Oscilar

Sr./Staff Backend Engineer - Java (Poland)

Oscilar
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3 months ago
Remote, PolandSenior / Staff+
H1B Sponsor

Responsibilities

  • Design and develop scalable, high-performance, low-latency backend services using Java and AWS technologies.
  • Collaborate with product management, frontend, and QA teams to define technical requirements.
  • Optimize and enhance existing services for maximum performance and reliability.
  • Identify and resolve bottlenecks in the system to ensure optimal resource utilization.
  • Implement best practices for code quality, testing, and deployment, including CI/CD pipelines.
  • Proactively monitor the health and performance of backend services.
  • Provide technical guidance and mentorship to junior team members.

Requirements

  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
  • 5+ years of experience in backend software development, focusing on Java and AWS technologies.
  • Strong experience in building and operating low latency, high scale services in a distributed environment.
  • Proficient in Java programming with a deep understanding of its ecosystem and related frameworks.
  • Knowledge of microservices architecture, containerization technologies, and distributed data systems.
  • Familiarity with RESTful API design and security best practices.
  • Experience with CI/CD tools and agile development methodologies.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication skills, both written and verbal.

Benefits

  • Competitive salary and equity packages, including a 401k.
  • Remote-first culture — work from anywhere.
  • 100% Employer covered comprehensive health, dental, and vision insurance.
  • Unlimited PTO policy.
  • Family-Friendly environment with regular team events and offsites.
  • Unparalleled learning and professional development opportunities.
  • Opportunity to make the internet safer by protecting online transactions.

Tech Stack

Apache KafkaAWSClickHouseDockerGitGradleJavaJenkinsKubernetesMaven

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