Senior Full Stack Software Engineer (Product & Infrastructure)

**Job Title:** Senior Full Stack Software Engineer (Product \& Infrastructure) **Position Type:** Full\-Time, Remote **Working Hours:** U.S. client business hours (with flexibility for sprint planning, deployments, and on\-call coverage) **About the Role:** Our client is seeking a Senior Full Stack Engineer to design, build, and maintain web applications and the infrastructure that powers them. This role requires deep technical expertise across front\-end and back\-end development, cloud deployments, and system scalability. As a senior engineer, you will be responsible for shipping features end\-to\-end, mentoring junior developers, and ensuring the reliability and performance of applications. **Responsibilities:****Front\-End Development:** * Build responsive interfaces using React, Angular, or Vue. * Ensure pixel\-perfect implementation of Figma/Sketch designs. * Optimize performance for speed and accessibility. **Back\-End Development:** * Develop RESTful and GraphQL APIs with Node.js, Python (Django/Flask/FastAPI), or Java. * Implement authentication/authorization systems and role\-based access control. * Design efficient database queries and schemas (Postgres, MySQL, MongoDB). **Infrastructure \& Cloud:** * Deploy and manage applications on AWS, GCP, or Azure. * Configure CI/CD pipelines with GitHub Actions, Jenkins, or CircleCI. * Manage containerized deployments using Docker and Kubernetes. **Testing \& Quality:** * Write unit, integration, and end\-to\-end tests using Jest, Mocha, PyTest, or Cypress. * Maintain high code coverage ( \>80%) and enforce coding standards through peer reviews. **Monitoring \& Security:** * Monitor systems with Datadog, New Relic, Prometheus, or Grafana. * Implement security best practices (OWASP Top 10, secure API design). * Ensure compliance with data privacy regulations (GDPR, SOC 2, HIPAA as relevant). **Collaboration \& Mentorship:** * Partner with product managers and designers to translate requirements into technical solutions. * Conduct code reviews, mentor junior engineers, and lead technical discussions. * Contribute to architecture decisions and long\-term technical roadmaps. **What Makes You a Perfect Fit:** * Hands\-on builder who can ship features end\-to\-end. * Experienced in scaling applications and optimizing infrastructure. * Clear communicator and collaborative team player. * Balances speed of delivery with long\-term code quality and maintainability. **Required Experience \& Skills (Minimum):** * 5\+ years professional full stack development experience. * Proficiency with JavaScript/TypeScript (React, Node.js). * Experience with relational (Postgres, MySQL) and NoSQL (MongoDB) databases. * Cloud deployment experience on AWS, GCP, or Azure. * Strong Git workflow and CI/CD knowledge **Ideal Experience \& Skills:** * Experience leading technical design sessions or architecture reviews. * Infrastructure\-as\-Code skills (Terraform, Pulumi, CloudFormation). * Background in SaaS or high\-traffic web applications. * Familiarity with microservices, event\-driven systems, or serverless architectures. What Does a Typical Day Look Like? A Senior Full Stack Engineer’s day revolves around building features, reviewing code, and ensuring systems are reliable and scalable. You will: * Join daily standups to review progress and align on priorities. * Write code for new features, from designing the API to building the front\-end interface. * Review and merge pull requests, mentoring junior developers through feedback. * Debug and optimize systems, addressing performance bottlenecks or outages. * Collaborate with product managers and designers to refine requirements and UX flows. * Monitor deployments and infrastructure health to ensure uptime and reliability. **In essence:** you are both a hands\-on engineer and a technical leader, ensuring applications are robust, scalable, and continuously improving. **Key Metrics for Success (KPIs):** * Features delivered on time and aligned with specifications. * High uptime (≥ 99\.9%) and system reliability. * 80%\+ code coverage with automated testing. * Positive peer review feedback and reduced technical debt. * Successful mentoring and upskilling of junior developers. **Interview Process:** * Initial Phone Screen * Video Interview with Pavago Recruiter * Technical Assessment (e.g., full stack coding exercise or architecture case study) * Client Interview(s) with Engineering Team * Offer \& Background Verification