Senior Full Stack Software Engineer - (Product & Infrastructure)
Location: South Africa, Kenya
Workplace: remote
Description
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
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