Startale

Senior Quality Assurance Engineer (Trading)

Vaga remota de Quality Assurance com fit claro de localização do candidato.

Publicada14 de jul. de 2026

Países elegíveis2 países aceitos

Sinal de senioridadeSenior

Modelo de trabalhoRemoto

Locais aceitos para candidatos

JapãoSingapura

Resumo da vaga

Conteúdo da vaga extraído em seções para revisão mais rápida.

Quality strategy & process: Define and evolve QA standards, release criteria, and quality metrics tailored to a trading platform. Establish best practices for validating execution accuracy, pricing, and API reliability.
Automation (E2E-first approach):Design, build, and maintain a scalable end-to-end automation framework for the web app, covering critical user journeys.
API testing & validation:Develop comprehensive automated tests for backend services and APIs. Ensure consistency between API responses and frontend behavior.
Trading logic validation:Validate correctness of execution paths, price impact, and fee calculations across different trading pairs and liquidity sources.
Performance & reliability:Drive API-level load and stress testing for high-throughput scenarios. Validate system behavior under peak traffic and degraded conditions (timeouts, partial failures, node issues).
Test data & environment strategy:Design reliable test environments and datasets (mocked or real blockchain interactions), ensuring repeatability of E2E and API tests.
Cross-team collaboration & leadership:Work closely with Engineering and Product to define testable acceptance criteria. Take ownership of QA processes, drive automation adoption, and set quality standards across the team.

3+ years in QA for web or fintech products, with at least 2+ years focused on test automation and E2E testing.
Strong experience building and maintaining E2E test frameworks (e.g. Playwright, Cypress, or similar).
Solid experience in API testing and automation (REST, JSON-RPC, or similar).
Strong JavaScript/TypeScript skills.
Experience testing complex transactional or financial systems.
Good understanding of trading concepts: slippage, liquidity, routing paths, execution flow.
Experience designing stable, maintainable automated test suites (CI integration, flakiness reduction).

Experience testing DEXs, trading platforms, or financial systems.
Familiarity with blockchain basics, smart contracts, and on-chain transaction flows.
Understanding of AMMs, liquidity pools, and routing algorithms.
Experience with performance/API load testing tools (e.g. k6, Artillery).
Experience using AI tools to improve test generation and coverage.

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