Full Stack Software Engineer (Frontend + Backend)

About the role

We are looking for a Full Stack Software Engineer to help build and scale the Mostly Materials marketplace platform. You will work on both the frontend and backend, delivering a modern, high‑performance digital experience for customers, manufacturers, distributors, and logistics partners.

Key responsibilities

• Develop scalable web applications using React and Next.js for the frontend.
• Design and implement backend APIs and business logic with Node.js, Express or NestJS.
• Create and maintain PostgreSQL databases and data models.
• Integrate authentication, payment gateways, notifications, and logistics APIs.
• Build core modules such as inventory, quotation, order management, wallet, and vendor management.
• Optimize application performance, security, and reliability.
• Collaborate closely with designers, founders, and other engineers.

Required profile

• 3–6 years of professional software development experience.
• Proven track record of shipping production‑ready applications.
• Experience with B2B marketplaces, ERP integration, or inventory management systems is a plus.

Required skills

• JavaScript, TypeScript
• React, Next.js
• Node.js, Express or NestJS
• PostgreSQL
• REST APIs
• Git/GitHub
• Docker
• Cloud deployment (AWS, GCP, or Azure)
• Authentication and payment‑gateway integration