Senior Fullstack Engineer

This is a fully remote position, open to applicants in United States.

📋 Description

• Design and develop front-end functionalities for a multi-tenant SaaS platform utilizing React.js and TypeScript.

• Engage in full stack development, managing backend integrations and data access methodologies from start to finish.

• Create and sustain a shared component library for the entire client base.

• Collaborate with product managers, designers, and backend developers to deliver production-ready functionalities.

• Connect with PostgreSQL and NoSQL data repositories via backend service layers.

• Design, utilize, and enhance RESTful APIs.

• Perform code reviews and uphold engineering standards.

• Oversee deployments, debugging, performance optimization, and production health.

• Influence architectural choices and participate in engineering roadmap development.

• Mentor junior and mid-level engineers.

• Detect and resolve performance issues within front-end and API layers.

• Implement security-aware practices concerning authentication, RBAC, and multi-tenant data segregation.

• Take part in Agile ceremonies, including sprint planning, standups, reviews, and retrospectives.

• Document tasks and contribute to knowledge sharing.

⛳️ Requirements

• 5+ years of professional experience in full stack development.

• Strong focus on front-end architecture for complex B2B SaaS or Cybersecurity platforms.

• Extensive expertise in React 18/19 and TypeScript.

• Familiarity with React Router v7 and contemporary routing patterns.

• Knowledge of XSS, CSRF, injection vulnerabilities, and modern web security practices.

• Experience in designing schemas and crafting queries for PostgreSQL and Firestore.

• Understanding of modern Object-Relational Mappers (ORMs).

• Employ runtime validation to ensure data integrity at system boundaries.

• Experience with multi-tenant architecture.

• Proven track record in implementing strong RBAC/ABAC models and strict data isolation.

• Proficiency in using Vitest and Testing Library.

• Skilled with Playwright for essential end-to-end testing scenarios.

• Comfortable working with CI/CD pipelines, Git, and stacked pull requests.

• Experience in consuming third-party APIs and developing backend integrations.

• Understanding of API contracts, webhook reliability, and maintaining data consistency across services.

• A background in cybersecurity is a plus.

• A security-first mindset and familiarity with the OWASP Top 10 are advantageous.

🏝️ Benefits

• Humans-first culture.

• Emphasis on well-being.

• Google Cloud Premier SecOps Partnership.

• Culture of radical transparency.