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Software Engineer

NEXTHIRE · Posted today

  • Pune District, Maharashtra, India (On-site)
  • Full-time
  • 5-10 yrs

About the role

Apply here : https://forms.gle/wdBGZ2dUQfb4icGf8

Key Responsibilities

  • Design, develop, test, and maintain reusable TypeScript/JavaScript SDKs and libraries.
  • Build secure authentication and authorization capabilities for web applications.
  • Work with OAuth 2.0, OIDC, JWT, PKCE, access tokens, session and token management.
  • Handle browser security concepts such as CORS, Same-Origin Policy, cookies, browser storage, XSS, CSRF, and CSP.
  • Design stable, secure, and developer-friendly SDK APIs for use by multiple applications.
  • Develop unit, integration, and browser-based automated tests.
  • Maintain CI/CD pipelines, NPM packaging, versioning, and release processes.
  • Troubleshoot complex issues across browsers, authentication services, APIs, and consuming applications.
  • Participate in architecture discussions, code reviews, production support, and continuous engineering improvements.

Requirements

Mandatory Skills

  • 5–10 years of software engineering experience.
  • Strong hands-on experience with TypeScript and JavaScript.
  • Deep understanding of JavaScript concepts such as async/await, Promises, event loop, closures, modules, and error handling.
  • Experience building reusable SDKs, libraries, frameworks, or platform components.
  • Strong understanding of browser internals, HTTP/HTTPS, and web security.
  • Good knowledge of authentication and authorization concepts including OAuth 2.0, OIDC, JWT, and token lifecycle.
  • Experience with NPM, package management, automated testing, and CI/CD.
  • Strong debugging, analytical, and problem-solving skills.

Preferred Skills

  • Experience with Auth0, Okta, MSAL, Cognito, or similar identity platforms.
  • Knowledge of SSO, RBAC, scopes, permissions, and enterprise IAM concepts.
  • Experience publishing and maintaining NPM packages.
  • Knowledge of Webpack, Rollup, Vite, BrowserStack, Playwright, Cypress, or similar tools.
  • Experience maintaining backward compatibility and Semantic Versioning for SDKs.

Soft Skills

  • Strong ownership and problem-solving mindset.
  • Good communication and collaboration skills.
  • Ability to work with architects, security teams, DevOps teams, and application developers.
  • Self-motivated, detail-oriented, and quality-focused.

Apply here : https://forms.gle/wdBGZ2dUQfb4icGf8

Skills

Strong ownership and problem‑solving mindsetGood communication and collaboration skillsAbility to work with architects, security teams, DevOps teams, and application developersSelf‑motivated, detail‑oriented, and quality‑focused
Software Engineer at NEXTHIRE, Pune District, Maharashtra, India (On-site) | Quark9