Rust Engineer

  • Tokyo
  • Remote OK - Anywhere in Japan
  • Full-time
  • September 27, 2025
Conditions
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¥9M ~ ¥15M /yr
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Apply from Japan Only
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No relocation to Japan
(No visa sponsorship from overseas)
Requirements
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Language Requirements
Japanese: Not Required 👍
English: Fluent
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Minimum Experience
Senior or above

Cybereason is on a mission to reverse the adversary's advantage by empowering defenders with ingenuity and technology to end cyber-attacks. 

We have the technology, and now we are looking to expand our talent! Come and talk to us about joining a market leader and a diverse team of passionate people who win as one, ensure a customer-first approach is core to everything we do, and never give up on reversing the adversary advantage.

 

Key Duties & Responsibilities:

  • Design and develop scalable backend services and intuitive front-end interfaces for our platform
  • Implement data ingestion and processing pipelines for large volumes of security data
  • Integrate AI-driven analytics capabilities and optimize system performance
  • Develop APIs and integrations with various IT and security tools
  • Implement robust security measures and ensure compliance with industry standards
  • Troubleshoot complex issues across the full stack of our application

 

Required Qualifications:

  • Bachelor’s degree in computer science or related field; 5+ years of fullstack development experience Strong fundamentals in computer science, cybersecurity, and networking
  • Proficiency in Rust; familiarity with Go, Java, and C++
  • Experience with cloud platforms, containerization, and microservices architecture
  • Strong understanding of SQL and NoSQL databases
  • Experience with real-time data processing, analytics frameworks, and front-end technologies
  • Expertise in data pipeline technologies, ELK stack, and Apache Kafka
  • Familiarity with observability tools like Datadog Vector
  • Experience building high-throughput, low-latency systems for millions of users 

 

Preferred Qualifications:

  • Experience with SIEM systems, machine learning in cybersecurity contexts
  • Familiarity with big data technologies, time-series databases, and data warehousing solutions
  • Knowledge of GraphQL, infrastructure-as-code tools, and service mesh technologies
  • Contributions to open-source projects or relevant research publications

 

Technical Skills and Knowledge:

  • Data pipelines and ETL processes
  • Distributed systems (Kafka, Flink/Spark, Redis)
  • ELK stack for log management and analysis
  • Cloud-native technologies and serverless architectures
  • API design and management
  • Performance optimization for large-scale systems
  • Security implementation (OAuth 2.0, encryption, data protection)
  • DevOps and SRE practices

Cybereason provides unparalleled cyber-defense solutions. They use machine learning and AI to detect and analyze threats for workstations such as computers, mobile devices, and other digital gadgets.

Cybereason's latest offerings connect huge volumes of data to seamlessly automate detection and prevention of cyber-attacks.

View Cybereason's company page

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Rust Engineer at Cybereason
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