Middle/Senior Full Stack Developer (Logistics Domain)

Join Sigma Software as a Middle/Senior Full Stack Developer to work on a next-generation e-commerce fulfillment platform. This role offers remote flexibility with a focus on building scalable solutions in a collaborative Agile environment.

• Design, develop, and maintain robust software applications using TypeScript/JavaScript, Node.js, NestJS, and React.js
• Implement new functionality from scratch, including role-based access control services, API integration services, and custom endpoints
• Work in an AI-augmented development environment, leveraging tools like Claude Code, Cursor, and Microsoft Copilot
• Collaborate closely with stakeholders to define, design, and deliver new features
• Ensure code quality, security, and performance through critical evaluation of AI-generated outputs
• Participate in SCRUM ceremonies and contribute to team planning, estimation, and retrospectives

• 3–5 years of commercial development experience with a focus on TypeScript/JavaScript
• Proven expertise in Node.js, NestJS, React.js, Next.js, and REST API development
• Experience with AI-assisted coding tools (Claude Code, Cursor, Microsoft Copilot, or similar)
• Ability to write clear prompts for code generation and refactoring
• Skills in evaluating AI-generated code for security and performance implications
• Experience translating AI-generated specifications into implementation tasks
• Proficiency in debugging and validating AI-generated code
• Familiarity with AI-driven development frameworks (BMAD, Superpowers, GSD, spec-kit, or equivalent)
• Experience with any cloud provider (preferably Azure)
• Experience working in SCRUM teams
• Fluent English