Fullstack Engineer - AI-Powered Web & API Systems

Sonar; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

Sonar, a leader in AI code verification and governance, seeks a Software Engineer to develop, deploy, and maintain scalable web apps that integrate with advanced AI models and agentic systems. You will collaborate with engineers, designers and researchers to deliver high-quality solutions that enable developers to innovate with confidence.

You will design 0-to-1 applications for AI-powered solutions, build RESTful APIs, and ensure performance, scalability, and robust testing.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field.
• Experience working with Agentic technologies (e.g. Codex, Claude, CoPilot)
• Experience in building web applications and designing and integrating RESTful APIs.
• Experience in developing using Java Spring framework or similar
• Experience developing in Agile practices and principles (Scrum/Kanban)
• Knowledge of containerization and orchestration technologies, i.e Docker/Kubernetes.
• Experience with CI/CD pipelines for automated deployments.
• Excellent debugging, optimization skills, communication, and teamwork skills.

Responsibilities

• Design, develop, and maintain AI-powered applications with scalability and cost efficiency.
• Participate in all aspects of agile software development, from design to deployment.
• Build and integrate RESTful APIs to support dynamic web and cloud applications.
• Develop scalable backend services and databases to enhance performance.
• Architect end-to-end systems optimized for speed and scale.
• Ensure responsive design and seamless user experience.
• Follow TDD with unit and integration tests; incorporate stakeholder feedback.
• Participate in code reviews and provide constructive feedback.

Skills

Agile practices

Debugging

Communication

Teamwork

Problem solving

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Java Spring

Docker

Kubernetes

RESTful APIs

CI/CD

Claude Codex Copilot

Job description

Sonar, a leader in AI code verification and governance, seeks a Software Engineer to develop, deploy, and maintain scalable web apps that integrate with advanced AI models and agentic systems. You will collaborate with engineers, designers and researchers to deliver high-quality solutions that enable developers to innovate with confidence.

You will design 0-to-1 applications for AI-powered solutions, build RESTful APIs, and ensure performance, scalability, and robust testing.