Senior Full-Stack Engineer: ATS & CRM (Hybrid)

Lewis Personnel Management; Philippines; Hybrid; PHP 900,000 - 1,500,000; Full time

Job summary

Lewis Personnel Management is seeking a hands-on Senior Full-Stack Engineer in Makati City for a TypeScript-based multi-tenant SaaS. You will own features end-to-end, talking to users to decide what to build, design UX, and ship production code across the stack.

You’ll work in a fast-growing startup with autonomy, solving ambiguous problems without waiting for detailed specs, a designer, or a product manager. This is a hands-on, end-to-end ownership role in a hybrid setting.

Qualifications

• 5+ years as a senior individual contributor in startup environments.
• Deep TypeScript & Web Stack expertise across frontend, backend, API design, data modeling, CI/CD, cloud infrastructure, in a multi-tenant SaaS.
• Proven experience turning rough wireframes into production-ready code.
• Ability to build usable, intuitive UI and clear user flows independently.
• Experience integrating LLM APIs, vector embeddings, and resume parsing with AI tools.

Responsibilities

• Code across the entire TypeScript stack (frontend, backend, and cloud) and own production ownership.
• Talk directly with recruiters and hiring teams to understand workflows and gather feedback on live features.
• Make practical product calls within your domain, aligning with the Tech Lead's direction.
• Turn complex user problems into clean flows, wireframes, and working UI without a dedicated designer.
• Own core ATS/CRM workflows: candidate pipelines, sourcing, postings, scheduling, offers, and talent workflows.
• Build AI-driven features (automated sourcing, screening, candidate matching) using AI coding tools daily.

Skills

TypeScript

Frontend & Backend

API design

Data modeling

CI/CD

Cloud infrastructure

Multi-tenant SaaS

AI integration

Tools

Docker

Kubernetes

CI/CD tooling

Job description

Lewis Personnel Management is seeking a hands-on Senior Full-Stack Engineer in Makati City for a TypeScript-based multi-tenant SaaS. You will own features end-to-end, talking to users to decide what to build, design UX, and ship production code across the stack.

You’ll work in a fast-growing startup with autonomy, solving ambiguous problems without waiting for detailed specs, a designer, or a product manager. This is a hands-on, end-to-end ownership role in a hybrid setting.