Test Tooling Engineer

Stack

Responsibilities

• ▹Performance regression detection: per-PR and nightly measurement of KPIs (startup, upload, print generation, crash rate) in CI, with alerting on regression
• ▹Systemtest re-architecture on the PreForm Local API: rebuild the systemtest layer to drive end-to-end scenarios headlessly through PreForm Server
• ▹Customer-file corpus testing: build and own a pipeline that runs large batches of real customer models through slicing and support generation and diffs results against baselines
• ▹Crash intelligence: own Sentry triage, trending, and root-cause attribution; build crash-reproduction harnesses
• ▹Test infrastructure stewardship: print regression baselines, CI flake, test runtimes, golden-file management

Requirements

• ▹C++ proficiency, able to write integration and system tests against PreForm internals (mesh operations, print file generation, slicing output)
• ▹Python for tooling and harnesses: corpus pipelines, API-driven test drivers, result diffing and reporting
• ▹CI and automation depth: Jenkins, test parallelization, flake management, baseline/golden-file testing strategies
• ▹Observability instinct: Sentry, Amplitude, crash and performance dashboards
• ▹Mid-to-senior IC seniority, able to define test strategy independently

Nice to have

• ▹Desktop application testing experience: GUI automation on Windows/macOS (Squish or Qt Test-based harnesses)
• ▹Passion for 3D printing and emerging technologies
• ▹Experience in a fast-growing startup environment

What we offer

• ▹Hybrid work
• ▹Catered lunch at the office 3 days per week
• ▹Private health insurance with Medicare (Blue package + hospital coverage)
• ▹Monthly or quarterly public transportation pass for Budapest
• ▹Shares in the company
• ▹Free beverages and snacks at the office
• ▹All You Can Move sports pass
• ▹Free 3D prints
• ▹Inclusive, dog-friendly office
• ▹Development opportunities both in-house and off-site
• ▹Team events

About the company

Formlabs builds 3D printing tools that let anyone bring ideas to life, from prototypes to life-saving medical devices. Its technology powers innovation at more than 50,000 industry leaders worldwide, including Apple, Google, Tesla, New Balance, and NASA.