Senior Front End Engineer (Fullstack)

Trustana Singapore Pte. Ltd; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

A leading SaaS platform provider in Singapore is seeking a Senior Frontend Engineer (Fullstack) to manage and improve frontend architecture across products. The ideal candidate will have over 7 years of experience in frontend development, particularly in React and Next.js. You will lead UI component development and optimize performance for large-scale datasets. A strong grasp of SSR, CSR, and SSG strategies is essential for this role.

Qualifications

• 7+ years of frontend development experience, with 3+ years in a senior or lead role.
• Deep expertise in React and Next.js.
• Strong grasp of SSR/CSR/SSG/ISR strategies.

Responsibilities

• Own the frontend architecture and user experience across products.
• Lead development of features and UI components.
• Contribute to scaling design systems and frontend practices.

Skills

Frontend development

React

Next.js

SSR/CSR/SSG/ISR

Performance optimization

Tools

Node.js

Typescript

DocumentDB (MongoDB)

Job description

Overview

Senior Frontend Engineer (Fullstack)

About Trustana

Trustana is a SaaS platform helping retailers, distributors, and brand owners manage and activate product data. We\'re building AI-native tools that power better workflows—from onboarding to enrichment to syndication.

Our Tech Stack

Frontend: Next.js (App Router), React, Typescript, Zustand, WebSockets, Tailwind, Node.js
Backend: Node.js, Python, DocumentDB (MongoDB), Serverless, Typescript

What You’ll Do

• Own the frontend architecture and user experience across multiple products and internal tools.
• Lead development of features and UI components, collaborating closely with backend, product, and design.
• Set technical direction for the frontend team—frameworks, standards, tooling.
• Drive performance improvements and UI patterns for rendering large-scale or real-time datasets.
• Implement and maintain SSR, CSR, SSG, and ISR strategies where appropriate.
• Guide junior engineers on code quality, test coverage, and maintainability.
• Contribute to scaling our design system and frontend engineering practices across teams.
• As a fullstack engineer, you may also be tasked with backend work.

You’ll Succeed If You Have

• 7+ years of frontend development experience, with 3+ years in a senior or lead role.
• Deep expertise in React (hooks, concurrent features, Suspense) and Next.js 13/14 (App Router).
• Strong grasp of SSR/CSR/SSG/ISR and when to use each.
• Proven skill in optimizing frontend performance and browser rendering.
• Experience working with real-time or high-volume datasets in the browser (e.g. virtualization, debounced rendering).
• Solid understanding of frontend architecture: module boundaries, atomic/component design, code-splitting, bundlers (Vite/Webpack), and CI/CD.
• Experience integrating with backend APIs (REST, WebSockets).

Nice to Have

• Experience working in Node.js-based monorepos with Yarn workspaces.
• Familiarity with analytics tooling, feature flags, A/B testing, or micro-frontend architectures.
• Interest in visualizing structured and unstructured data cleanly and intuitively.