Senior Software Engineer (Next, Node & AWS)

UFINITY PTE LTD; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading tech company in Singapore is looking for a talented Software Engineer to enhance their dynamic development team. In this role, you'll design and maintain full-stack applications using Next.js and various AWS services. Ideal candidates will have at least 5 years of experience in software development, strong proficiency in JavaScript/TypeScript, and familiarity with RESTful APIs and CI/CD pipelines. Join a collaborative team that values quality and user experience in software products.

Qualifications

• 5+ years of relevant software development experience.
• Strong proficiency in Next.js, including SSR, SSG, and API routes.
• Solid experience designing and consuming RESTful APIs.

Responsibilities

• Design, develop, and maintain full-stack applications.
• Optimize applications for scalability and cost-efficiency in AWS.
• Collaborate with UI/UX designers for responsive web interfaces.

Skills

Next.js

JavaScript

TypeScript

AWS services

RESTful APIs

Node.js

Leaflet.js

CI/CD pipelines

Git workflows

Education

Degree or Diploma in Computer Science

Tools

Docker

Kubernetes

Job description

Who We Are Looking For

We are seeking a talented and motivated Software Engineer to join our dynamic development team. You will play a crucial role in designing, developing, and maintaining software products, working closely with stakeholders to ensure they meet the highest standards of quality and performance. Be part of a cross‑functional development team that values quality, automation and user experience of the software we deliver.

Responsibilities

• Design, develop, and maintain full‑stack applications with Next.js for the frontend and modern backend frameworks for APIs.
• Good knowledge in implementing RESTful APIs that integrate with AWS services and external systems.
• Build interactive map‑based applications using Leaflet.js (or similar mapping libraries), including integration with geospatial APIs and AWS datasets.
• Collaborate with UI/UX designers to deliver responsive, accessible, and high‑performance web interfaces.
• Optimize applications for scalability, observability, and cost‑efficiency in an AWS cloud‑native environment.
• Work with QA and DevOps teams to ensure test automation, CI/CD pipelines, and reliable deployments.
• Document system architecture, API specifications, and deployment workflows.
• Apply security best practices and ensure compliance with AWS security standards.

Requirements

• Minimum 5 years of relevant software development experience.
• Degree or Diploma in Computer Science, Software Engineering, Information Technology, or related fields.
• Strong proficiency in Next.js (React framework), including SSR (server‑side rendering), SSG (static site generation), and API routes.
• Solid experience designing and consuming RESTful APIs (GraphQL knowledge is a plus).
• Proficiency in JavaScript/TypeScript for both frontend and backend development.
• Backend experience with Node.js (Express, NestJS, or similar).
• Hands‑on experience with AWS services, including:
  Amazon OpenSearch Service (search and analytics)
  AWS Lambda, API Gateway, and S3 for serverless and storage solutions
• Familiarity with Leaflet.js or similar mapping libraries for geospatial applications.
• Experience with CI/CD pipelines (GitHub Actions, GitLab CI) and Git workflows.
• Understanding of containerization and orchestration (Docker, ECS, or Kubernetes on AWS).
• Strong problem‑solving skills and ability to deliver in an agile team environment.