Software Engineer

2ヶ月前


Tsukuba, Ibaraki SIGQ

About SIGQ Inc.

At SIGQ Inc., we are building next-generation solutions for incident response, combining AI agents, structured knowledge, and battle-tested operational practices. Our flagship product — SIGQ Copilot — is an AI-powered assistant that supports incident commanders during high-pressure situations with decision support, documentation, and postmortem generation.

We work with some of Japan's leading enterprises in finance, law, and SaaS, and are expanding globally. Our mission is to empower incident commanders to lead reliable services with confidence.

Role Overview

This is a
full-time engineering position
for professionals with experience leading incident management in SaaS environments. The role spans both backend development and
AI/ML-driven agent architecture
, requiring technical depth in distributed systems, cloud infrastructure, and applied machine learning.

You will be a
core member of our product engineering team
, owning system design and collaborating across functions (legal, compliance, SRE, AI research) to evolve our product into a robust, intelligent assistant for real-world incident response.

Key Responsibilities

  • Engage in technical and business communication with Japanese enterprise customers, ensuring smooth collaboration and culturally aligned delivery
  • Drive the
    design and development
    of our AI agent for incident management using TypeScript and Go
  • Commit
    backend development
    , including API services, integration layers, and workflow engines
  • Design and optimize
    data pipelines
    across GCP services (GKE, BigQuery) and distributed data stores (ClickHouse, Bigtable, etc.)
  • Collaborate with ML/LLM engineers to integrate custom classification models and structured prompts into the product
  • Propose and implement scalable architectures for
    retrieval-augmented generation (RAG)
    , embedding pipelines, and incident knowledge graphs
  • Participate in incident-related product planning and internal use of Copilot
  • Communicate cross-functionally with stakeholders (SREs, product owners, legal teams, external clients)

Requirements

  • Proven experience
    leading incident management practices at a SaaS company
  • Strong communication skills, with the ability to discuss topics from
    multiple stakeholder perspectives
  • Basic communication ability in English
    (spoken and written) and native level Japanese
  • Bachelor's degree
    in Computer Science, Information Engineering, or a related field (Master's+ preferred)
  • Work on-site at our Tsukuba office
    (Ibaraki Prefecture)
    at least 3 days a week
  • Experience developing and operating
    large-scale services
    using
    TypeScript
    or
    Go
  • Hands-on experience with
    GCP
    , especially GKE, BigQuery, and CI/CD in Kubernetes environments
  • Experience using
    distributed databases
    in production, such as ClickHouse, Bigtable, Redshift, or equivalent
  • Interest or experience in developing systems using
    machine learning or LLMs (e.g., RAG, fine-tuning, evaluation)

Nice-to-Haves

  • Experience in postmortem analysis, SEV classification, or incident review workflows
  • Familiarity with Slack bots, Notion APIs, or observability platforms (e.g., Datadog)
  • Publications or open-source contributions in incident management, AI agents, or reliability engineering

Location & Workstyle

  • Office:
    5-minute walk from Tsukuba Station
    , Ibaraki, Japan
  • Hybrid
    work model, with minimum
    3 days/week on-site
  • Flexible hours (we value outcome > clock-in time)

Compensation & Benefits

  • Annual Salary
    : Competitive, based on experience and capability
  • Full benefits
    including health insurance, paid holidays, commuter support
  • Stock option plan
    available for high-performing early members
  • Opportunities to attend global conferences or research collaborations

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