Backend Software Engineer Job at Meta

Backend Software Engineer

Meta

Location:
Singapore

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Manus — now part of Meta — is a general-purpose AI agent that bridges mind and action, handling complex tasks from start to finish. It enables people to delegate entire workflows across deep research, data analysis, and software development, turning advanced AI into reliable, practical results. We are seeking backend engineers to join our team in driving the development of Manus’s core infrastructure & business systems, as well as building cutting-edge products that enable our infrastructure & operations to connect billions of people around the world. As a member of our team, you will have the opportunity to work on complex technical problems, build new features, and improve existing products across various platforms. Our teams are constantly pushing the boundaries of system efficiency & user experience, and we're looking for individuals who can help us advance the way people connect globally. If you’re excited to collaborate with a diverse team and contribute to impactful projects, we encourage you to apply.

Job Responsibility:

Collaborate with cross-functional teams (product, design, operations, infrastructure) to build high-performance, scalable backend services using Golang to support core AI product features
Design, develop, and optimize APIs (RESTful and gPRC) ensuring efficient frontend-backend interactions
Participate in system architecture design to ensure stability, reliability, and scalability at enterprise scale
Handle large-scale data flows and optimize distributed systems for peak performance
Write clean, maintainable, and well-documented code following industry best practices
Implement custom user interfaces using latest programming techniques and technologies
Develop reusable software components for interfacing with back-end platforms
Analyze and optimize code for quality, efficiency, and performance
Lead complex technical or product efforts and provide technical guidance to peers
Architect efficient and scalable systems that drive complex applications
Identify and resolve performance and scalability issues
Work on a variety of coding languages and technologies
Establish ownership of components, features, or systems with in-depth end-to-end understanding
Lead and participate in technical syncs with Mandarin-speaking teams, translate and review technical specifications to ensure alignment across partners

Requirements:

Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
5+ years of backend development experience with demonstrated expertise in Golang
Strong understanding of microservices architecture and service orchestration tools (gRPC, Kubernetes)
Proficiency in database design, optimization, and management (MySQL, PostgreSQL, MongoDB)
Hands-on experience with distributed systems, message queues (Kafka, RabbitMQ), and caching technologies (Redis)
Solid understanding of cloud platforms (AWS, GCP, or Azure) and containerization technologies
Experience with CI/CD pipelines and infrastructure-as-code practices

Nice to have:

Previous experience in backend development for AI, ML, or SaaS products
Experience with payment processing systems, financial transactions, or fintech applications
Knowledge of infrastructure monitoring tools (Prometheus, Grafana, ELK stack)
Familiarity with security best practices and compliance frameworks
Experience working in international, distributed teams
Contributions to open-source projects or technical community involvement
Experience with performance optimization and large-scale system design
Experience designing, analyzing and improving efficiency, scalability, and stability of various system resources
Experience building and shipping high quality work and achieving high reliability
Experience improving quality through thoughtful code reviews, appropriate testing, proper rollout, monitoring, and proactive changes
Exposure to architectural patterns of large scale software applications
Experience in programming languages such as Python, C++, Java
Passionate about AI technology with a strong interest in exploring AI-powered development tools and understanding AI product design principles
Demonstrated interest in AI products and emerging technologies
Proficiency in Mandarin (spoken and written) is preferred to conduct daily meetings with Mandarin-speaking colleagues/vendors, and to review technical specifications in Mandarin

Additional Information:

Job Posted:
March 03, 2026

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