Senior Full Stack Software Engineer - (Product & Infrastructure)

**Senior Full Stack Software Engineer (React, Node.js, AWS) – Remote \| Product \& Infrastructure****Position Type:** Full\-Time, Remote **Working Hours:** U.S. Client Business Hours (flexibility for deployments, sprint planning, and on\-call coverage) **About the Role** At Pavago, one of our clients is hiring a Senior Full Stack Software Engineer to build, scale, and maintain modern web applications and the infrastructure behind them. This is a highly technical, hands\-on engineering role where you’ll own features end\-to\-end — from front\-end interfaces and APIs to deployments, scalability, and infrastructure reliability. You’ll work across: * Front\-end development * Back\-end systems * Cloud infrastructure * CI/CD pipelines * Performance optimization * Technical architecture If you enjoy shipping production\-ready features, solving complex engineering problems, and building scalable systems, this role is built for you. **What You’ll Own****Front\-End Development*** Build responsive, high\-performance applications using: * + React + Angular + Vue.js * Translate Figma or Sketch designs into polished UI experiences * Optimize: * + Performance + Accessibility + Responsiveness + User experience * Build reusable front\-end components and scalable UI architecture **Back\-End Development*** Design and build: * + REST APIs + GraphQL APIs * Develop services using: * + Node.js + Python (Django, Flask, FastAPI) + Java * Implement: * + Authentication + Authorization + Role\-based access control * Design efficient schemas and database queries using: * + PostgreSQL + MySQL + MongoDB **Cloud Infrastructure \& DevOps*** Deploy and manage applications on: * + AWS + GCP + Azure * Configure CI/CD pipelines using: * + GitHub Actions + Jenkins + CircleCI * Manage containerized deployments with: * + Docker + Kubernetes * Monitor infrastructure scalability, uptime, and reliability **Testing \& Code Quality*** Write: * + Unit tests + Integration tests + End\-to\-end tests * Use frameworks such as: * + Jest + Mocha + PyTest + Cypress * Maintain strong code coverage and engineering standards * Conduct peer reviews and enforce clean architecture practices **Monitoring, Security \& Reliability*** Monitor applications using: * + Datadog + Grafana + Prometheus + New Relic * Implement: * + Secure API practices + OWASP security standards + Infrastructure security best practices * Ensure systems remain compliant with: * + GDPR + SOC 2 + HIPAA (when applicable) **Collaboration \& Technical Leadership*** Partner with: * + Product Managers + Designers + Engineers * Participate in: * + Technical planning + Architecture discussions + Sprint reviews * Mentor junior engineers and review pull requests * Contribute to long\-term engineering scalability and technical direction **What Success Looks Like*** Features delivered reliably and on time * Stable, scalable, and high\-performing applications * Strong system uptime and infrastructure reliability * Clean, maintainable,...