Rapida · Delivery Service Platform
A high-performance delivery platform with real-time tracking and immersive 3D visualizations.
NYC QA expectations are set by the trading floors and the plaintiffs' bar in equal measure. JPMorgan and Goldman Sachs run zero-defect-tolerance QA on order management, smart order routing, and post-trade reconciliation, where a single regression triggers a regulatory disclosure. The plaintiffs' bar files more ADA Title III digital accessibility lawsuits in the Southern and Eastern Districts of New York than in any other federal districts combined, which makes accessibility QA a board-level risk for any NYC consumer site. And as of July 5, 2023, NYC Local Law 144 requires a bias audit by an independent auditor for any AEDT used in hiring or promotion within the city. Our QA services mirror this reality. We build Playwright and Cypress end-to-end suites with deterministic data setup, REST Assured and Postman API contract tests with consumer-driven contracts where appropriate, k6 and Gatling load and soak tests for capacity and latency profiles, axe-core, Pa11y, and Lighthouse accessibility pipelines integrated into CI, BrowserStack and Sauce Labs cross-browser matrices, and bias audit harnesses for AEDT systems that produce the artefacts Local Law 144 mandates for the annual posting.
We run discovery, test design, automation, execution, and audit support on EST hours so NYC compliance, legal, and engineering leads get synchronous standups rather than overnight async reports. Discovery opens with a regulatory scope review (FINRA, SEC, NYDFS Part 500, SR 11-7, Local Law 144, ADA Title III, COPPA, NY SHIELD) and a risk register that ranks defects by financial, regulatory, and litigation exposure rather than just by severity. Test design produces a traceability matrix linking requirements, controls, and tests, which is the artefact internal audit and external examiners actually request. Automation sprints are two weeks and reviewed against coverage targets and flake-rate budgets, with hard caps on tests that have been quarantined more than seven days. Execution runs against staging environments that mirror production data classifications, with synthetic data generation for PII-sensitive flows. Audit support includes Local Law 144 bias audit drafting in collaboration with an independent auditor, NYDFS Part 500 control evidence packaging, and ADA Title III defensibility documentation.
Risk-based coverage, environments, data rules, and release criteria agreed with product and engineering.
Smoke and regression automation with deterministic fixtures and page-object discipline.
Merge and release policies tied to automated tiers, accessibility checks, and sign-off evidence.
Manual UAT, exploratory passes, and production release support with defect triage.
NYC QA stacks vary widely by industry, and we adapt rather than force one toolchain. For web end-to-end we default to Playwright in TypeScript with the trace viewer and CI parallelisation, Cypress for component-heavy React apps, and Selenium 4 with Java or Python only when legacy maintenance demands it. For API testing we use Postman with Newman in CI, REST Assured for Java back ends, and Pact for consumer-driven contracts on microservices. For load we use k6 in JavaScript, Gatling in Scala, and Locust in Python depending on protocol mix and existing team familiarity. For accessibility we run axe-core inside Playwright and Cypress, Pa11y in CI for sitewide audits, Lighthouse for performance and a11y signals, and manual screen reader QA with NVDA, JAWS, and VoiceOver for ADA-defensibility work. For cross-device coverage we use BrowserStack Live and Automate or Sauce Labs Real Device Cloud. For mobile we add Appium 2 and the platform-native UI test frameworks. Test infrastructure runs on AWS us-east-1 for low-latency proximity to client environments.
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Selected Projects
Recent platforms, apps and dashboards we designed, built and shipped.
A high-performance delivery platform with real-time tracking and immersive 3D visualizations.
Enterprise-grade security dashboard with real-time threat monitoring and analytics.
A curated marketplace connecting artists with collectors worldwide.
Cross-platform mobile experience with live delivery tracking and notifications.
Scalable microservices architecture handling millions of security events daily.
Comprehensive content management system with advanced analytics and reporting.
Our Work
200+ products shipped across fintech, healthcare, e-commerce, and SaaS — built to scale, designed to convert.


