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Staff Performance Engineer

taxdome • Cyprus
Full Remote
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Build and own a performance engineering framework for a high-load SaaS platform, ensuring system reliability during peak traffic (e.g., US tax season). Responsibilities include defining performance budgets, automating validation, diagnosing bottlenecks, and driving adoption across engineering teams. Requires expertise in load-testing methodology, systems-level debugging, and collaboration with distributed teams.

Key Highlights
Own performance engineering framework, standards, and tooling for a high-load SaaS platform.
Define performance budgets, automate validation, and drive adoption across engineering teams.
Experience with load-testing methodology, Ruby/Rails, and systems-level debugging required.
Key Responsibilities
Own the performance engineering framework, standards, and readiness process across TaxDome.
Define performance budgets for critical user flows and make them measurable.
Build automated performance validation and regression testing for new features.
Diagnose bottlenecks across application, database, and async workloads and drive remediation.
Turn performance budgets and test results into CI signals trusted by engineers.
Build capacity models for peak traffic periods (e.g., tax season) and verify system headroom.
Drive adoption of performance engineering practices across engineering teams.
Technical Skills Required
Load Testing Performance Engineering Ruby/Rails
Benefits & Perks
Competitive compensation (paid in USD)
Performance-based internal incentive plan
30 paid days off annually
Health & well-being support
Learning & development budget
English lessons reimbursement
Co-working space reimbursement
Company-provided equipment
Nice to Have
Performance work in a Rails-shaped architecture (Rails monolith, PostgreSQL, Sidekiq/Redis).
Experience with Datadog (APM, DBM, RUM) or comparable observability platforms.
Kubernetes/AWS capacity management (EKS autoscaling, RDS replicas, connection pooling).
Frontend performance expertise (page load, Core Web Vitals).
Coaching engineers to handle performance tests and fixes independently.

Job Description

We’re looking for a Staff Performance Engineer to join our Platform Engineering organization and help us build a systematic performance engineering practice that keeps TaxDome fast and predictable under its highest annual load.

You’ll own the performance engineering framework, standards, tooling, and readiness process across TaxDome. Product teams remain responsible for the performance of the systems they build; you give them the tools, signals, and technical leadership to manage it effectively.

What you’ll be responsible for:

Want the full job description? Read the complete details on careers.taxdome.com, the original posting.
Continue on careers.taxdome.com

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