Senior Chaos Engineer at Goodnotes

Hong Kong, Hong Kong

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

TechnologyIndustries

Requirements

Proven experience with chaos engineering or fault injection, ideally in distributed, production-scale environments
Comfortable with iOS platforms, mobile networking, and understanding how client-side failures impact backend systems
Strong experience with Swift programming
Strong understanding of resilience patterns (e.g., circuit breakers, bulkheads, timeouts, retries) and system failure modes
Prior involvement in incident postmortems, war games, or reliability reviews
Comfortable building tools or scripts to automate chaos experiments and analyse system behavior under stress
Scientific mindset, love forming hypotheses, testing limits, and uncovering how systems really behave at the edge
Excited to build a program from scratch, not just join one

Responsibilities

Define the chaos engineering strategy at Goodnotes, including tools, safety practices, and long-term roadmap
Design and run fault injection experiments across mobile and backend systems, targeting failure points in user flows, APIs, and infrastructure components to surface hidden risks
Simulate real-world issues like latency spikes, dependency outages, cascading failures, and resource exhaustion
Build and scale tooling for automating experiments, tracking outcomes, and improving observability
Establish clear guardrails and blast radius controls to ensure experiments are safe, measured, and reversible
Collaborate across engineering teams to identify critical flows, formulate hypotheses, and stress-test assumptions
Facilitate resilience drills and chaos game days, driving cross-team engagement and response readiness
Document findings, communicate insights, translate chaos learnings into actionable improvements, and influence our engineering teams to enact recommended changes
Help shape the future of the chaos engineering function — including mentoring and hiring as the team grows

Skills

Key technologies and capabilities for this role

Chaos EngineeringFault InjectionGremlinsZombie ServicesNetwork BlackholesLatency SpikesDependency OutagesMobile SystemsBackend SystemsAPIsInfrastructureReliability EngineeringExperiment Design

Questions & Answers

Common questions about this position

What experience is required for the Senior Chaos Engineer role?

Proven experience with chaos engineering or fault injection in distributed, production-scale environments is required, along with comfort in iOS platforms, mobile networking, and understanding client-side failures impacting backend systems.

What are the main responsibilities of this Chaos Engineer position?

You'll define the chaos engineering strategy, design and run fault injection experiments across mobile and backend systems, build tooling, collaborate with teams, facilitate resilience drills, and shape the future of the function including mentoring.

What are Goodnotes' company values?

Goodnotes' values include Dream big, Build great things, Take ownership, Win like a sports team, Learn and grow fast, Share our passion, and Be user obsessed.

Is this a remote position or does it require office work?

This information is not specified in the job description.

What is the salary or compensation for this role?

This information is not specified in the job description.