Senior Software Engineer - Freelance

Twine

📍 WorkFromHome, Singapore, Singapore

Full-time Software Architecture & Engineering Posted March 01, 2026

Job Description

Join a dynamic remote team as a senior software engineer specializing in backend development with a focus on AI/ML and full-stack technologies. This contract role offers the opportunity to design and build scalable, intelligent software products from the ground up. You will work closely with founders to architect and implement robust backend systems, integrate advanced AI/ML features, and contribute across the modern web stack. The position is ideal for an experienced engineer seeking high ownership, flexibility, and the chance to make a significant impact in a fast-growing startup environment.

Responsibilities

  • Design, develop, and maintain scalable backend systems for web applications
  • Integrate AI/ML features and algorithms into production environments
  • Collaborate with founders and cross-functional teams to define technical requirements and deliver solutions
  • Build and deploy APIs, ensuring high performance and reliability