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Cybereason

Backend Engineer (Rust Proficient)

Salary
500万 - 1500万
Location
Tokyo
Remote
On-site / hybrid
Visa
Not specified
Language
Japanese: Not Required / English: Fluent
Posted
Jan 27, 2026
Backend
Engineering
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Overview

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 Skills

  • 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 strictly required; 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 Skills

  • 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

Quick Facts

CompanyCybereason
LocationTokyo
Salary500万 - 1500万
RemoteOn-site / hybrid
VisaNot specified
LanguageJapanese: Not Required / English: Fluent
Interested in this role?

Submit your application for this role at Cybereason.

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