Senior Full-Stack Engineer - AI SaaS, Remote, 4-Day Week

Nexus Semiconductor Recruitment; Philippines; Remote; PHP 4,411,000 - 6,301,000; Full time

Benefits offered by this job

4-day working week

Fully remote

HMO health cover

Company laptop provided

Work directly with Managing Director

Access to AI development tools

Job summary

Nexus Semiconductor is building AI-native recruitment software from day one, remote and global. As a full-stack engineer you’ll own features end-to-end, from database to deployment, shipping a SaaS product used by real customers.

You will work with AWS, Terraform and CI/CD workflows, review AI-generated code, and collaborate with our Managing Director to bring products to market with high security and reliability.

Qualifications

• 3-5 years experience as a full-stack or backend-focused engineer.
• Degree in Computer Science, Software Engineering or similar.
• Strong TypeScript, Node.js and React.
• Production experience on AWS: ECS, RDS, S3 and IAM.
• Infrastructure as code with Terraform.
• Postgres: schema design, migrations, performance.
• CI/CD with GitHub Actions and Docker.
• Daily use of AI coding tools.
• Strong testing and debugging habits.
• Excellent written and spoken English.
• Able to work UK hours on a late shift, with a reliable home internet setup.

Responsibilities

• Build new features across recruitment tools in TypeScript, React and Node.js.
• Build and run AWS environment as code with Terraform (ECS Fargate, RDS Postgres, S3, IAM, Secrets Manager, CloudWatch).
• Run deployments through GitHub Actions with staging and automated checks before going live.
• Review and test code written with AI tools, and catch what they get wrong.
• Keep customer data separate and secure (multi-tenant, Postgres RLS, access controls).
• Manage database migrations, backups and restore tests.
• Build integrations with Microsoft 365, Google, email, calendars and third-party APIs.
• Fix live issues and provide code-level support to users and customers.

Skills

Full-stack engineer

TypeScript

Node.js

React

AWS

Terraform

PostgreSQL

GitHub Actions

Docker

Testing & debugging

English fluency

UK hours availability

Education

CS/Software Eng degree

Tools

GitHub Actions

Docker

PostgreSQL

Job description

Nexus Semiconductor is building AI-native recruitment software from day one, remote and global. As a full-stack engineer you’ll own features end-to-end, from database to deployment, shipping a SaaS product used by real customers.

You will work with AWS, Terraform and CI/CD workflows, review AI-generated code, and collaborate with our Managing Director to bring products to market with high security and reliability.