Skip to content
View yashwant-das's full-sized avatar
♾️
and beyond!
♾️
and beyond!

Block or report yashwant-das

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don't include any personal information such as legal names or email addresses. Markdown supported. This note will be visible to only you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
yashwant-das/README.md

Yashwant Das

Senior Specialist Quality Engineering | AI-Driven Test Systems

With over 12 years of experience in architecting and implementing robust, scalable quality systems for Fortune 500 companies, I specialize in delivering resilient digital experiences across OTT/Media Streaming, E-commerce, and Fintech domains. My background spans web, mobile, cloud, and device ecosystems, with a strong foundation in test strategy, automation architecture, and large-scale quality enablement.

Beyond classical automation, I am designing, prototyping, and evaluating LLM-assisted test systems and autonomous QA agent architectures. My focus is on developing intent-aware, explainable, and self-healing QA concepts that significantly reduce long-term maintenance while improving system resilience. I emphasize production-grade design principles—deterministic control, observability, and trust—validated through hands-on experimentation and research-driven prototypes.


Core Expertise

  • Autonomous & Agentic QA Systems (Design, Prototyping, Evaluation)
    LLM-assisted reasoning, deterministic heuristics, vision-based UI understanding, and agent orchestration concepts.

  • Explainable Test Repair & Self-Healing Concepts
    Failure analysis pipelines, confidence scoring, auditable decision artifacts, and human-in-the-loop validation models.

  • LLM-Augmented Test Generation & Maintenance
    Exploratory approaches for intent-based test creation, adaptive selectors, and maintenance-aware automation design.

  • CI/CD Quality Gates with AI-Assisted Validation
    Integrating classical automation with AI-assisted signals for smarter quality gates.

  • Cross-Device & OTT Streaming Quality Engineering
    Deep expertise in media workflows, device certification, DRM validation, and playback quality analysis.

  • Test Strategy & QE Architecture
    Developing full-lifecycle test strategies, framework architectures, and leading cross-functional quality enablement for large-scale engineering organizations.


Technical Proficiency

Category Skills
AI / LLM Engineering for QA Confidence scoring, Deterministic heuristics + LLM hybrids, Explainability artifacts (JSON timelines), LM Studio, LLM orchestration, Prompt engineering, Reasoning pipelines
Vision-Based Automation Multimodal test exploration, UI understanding from screenshots (Vision LLMs), Visual fallback strategies
Test Automation (UI/API) Appium, Cypress, GraphQL, Playwright, Postman, RestAssured, Selenium, WireMock
Test Frameworks & BDD Cucumber (BDD), Jest, JUnit, Pytest, TestNG
Developer & Tools Java, JavaScript, Python, TypeScript, Charles Proxy, Git, GitHub, GitLab, Proxyman
Media & Streaming QC AWS Elemental, DRM validation (Widevine, FairPlay), FFmpeg, HLS/DASH, Playback and QoS analysis
Performance & Load Artillery, JMeter, Load and stress testing, Locust
Visual & UI/UX Quality Figma collaboration, Percy (Visual Regression), Storybook
CI/CD, Cloud & DevOps AWS (Device Farm), Azure DevOps, BrowserStack, CircleCI, Docker, GitHub Actions, Jenkins
Databases & Data NoSQL (MongoDB), SQL (PostgreSQL, Oracle), Data validation
Platforms & Devices Mobile: Android, iOS; TV & Consoles: Apple TV, Fire TV, Roku, Tizen, webOS, Xbox; Desktop: Linux, macOS, Web
Project Management Jira, Jira Automation, Scrum, Kanban

Professional Philosophy

  • Transparency & Control
    I avoid reliance on opaque “AI magic.” Automated decisions should be explainable, auditable, and reviewable by design.

  • Zero-Trust AI Architecture
    I favor zero-trust AI QA systems, where correctness is enforced through strict architectural guardrails and deterministic validation—not just model outputs.

  • Pragmatic Innovation
    I bridge traditional QE rigor with modern AI-assisted techniques, ensuring ideas are evaluated realistically for production readiness.

  • Responsible AI Adoption
    I explicitly distinguish between experimental AI capability and production-ready systems, ensuring claims, implementations, and outcomes remain defensible and trustworthy.


Publications & Insights

I share learnings and perspectives on AI-assisted quality engineering, autonomous testing concepts, CI/CD strategy, and OTT quality.

Medium


Personal Interests

Outside of work, I experiment with sound design and curate music playlists.

SoundCloud


Contact

Open to discussions on AI-assisted QA, autonomous testing concepts, media quality, and large-scale test architecture.

LinkedIn X (Twitter)

Pinned Loading

  1. autonomous-test-repair-system autonomous-test-repair-system Public

    Intent-Aware, LLM-Driven Autonomous Test Repair Engine. An explainable, self-healing QA system for Playwright that combines deterministic heuristics, text-based LLM reasoning, and vision-enabled mo…

    Python

  2. smart-playwright-agent-protocol smart-playwright-agent-protocol Public

    Agentic SDET Framework: A file-system state machine for Playwright automation with MCP-first exploration, strict JSDoc enforcement, and collaborative human-AI workflows.

    TypeScript

  3. genai-workshop genai-workshop Public

    A collection of offline-first AI experiments and research utilities built on MLX, leveraging Whisper and Ollama to run fully locally on Apple Silicon (M-series) Macs—no cloud dependencies.

    Python

  4. pytest-selenium-framework pytest-selenium-framework Public

    A robust Python test automation framework built with pytest and Selenium WebDriver. Features Page Object Model, parallel execution, Allure reports, and multi-environment support.

    Python

  5. playwright-java-accelerator playwright-java-accelerator Public

    A modern Java test automation framework using Playwright, TestNG, and Allure. Features Page Object Model, YAML configuration, parallel execution, and CI/CD integration.

    Java 1

  6. pytest-web-api-testing-framework pytest-web-api-testing-framework Public

    Python framework for Web (Selenium) & API (Requests) testing using Pytest. Includes demos for SauceDemo & Restful-booker.

    Python