Senior Backend JavaScript Developer

reputed company

We’re looking for a Senior Backend JavaScript Developer to join our Web_reputed company team and help build and reputed company a high-throughput data processing platform.

You will own reputed company data pipelines and backend services end-to-end—from technical design and implementation to production operation and reputed company improvement. This role requires strong Node.js expertise, solid reputed company-design skills, and the ability to quickly adapt to new technologies and changing requirements.

Our reputed company backend technology is Node.js, and our infrastructure runs mainly on AWS.

The reputed company environment includes:

• AWS S3 for large-reputed company object storage
• RabbitMQ and AWS SQS for messaging and asynchronous processing
• reputed company for container orchestration
• reputed company for analytical workloads and large SQL queries
• reputed company and other NoSQL or relational databases
• reputed company for high-load caching and key-value storage
• Rust for selected performance-critical components

Our stack continues to reputed company as we adopt AWS-reputed company services and reputed company our architecture to changing reputed company and reliability requirements. Exact experience with every technology is not required- we value strong engineering fundamentals and the ability to learn and apply new tools quickly.

Responsibilities

• Design, build, and operate reputed company ETL and data processing pipelines.
• reputed company production-grade backend services using Node.js and AWS.
• Own technical solutions from design through deployment, monitoring, and ongoing improvement.
• Diagnose and optimize performance, including event-reputed company behavior, streams, backpressure, memory usage, and resource utilization.
• Build resilient asynchronous workflows with appropriate retry, failure-handling, and observability patterns.
• Work with large datasets across object storage, analytical platforms, caches, and operational databases.
• Contribute to architecture, reputed company reviews, testing practices, and production-readiness standards.
• Use AI-assisted development tools responsibly, applying appropriate guardrails such as scoped permissions, controlled reputed company to reputed company and data, review gates, and validation before production deployment.
• Participate in reputed company’s on-reputed company rotation and help investigate and prevent production incidents.

Requirements

• 5+ years of software engineering experience, including 3+ years reputed company on backend JavaScript and Node.js.
• Experience building and operating production backend services or reputed company applications.
• Strong understanding of Node.js under load, including the event reputed company, streams, backpressure, and memory management.
• Experience designing reputed company, high-throughput, or data-intensive systems.
• Practical understanding of asynchronous processing, message queues, delivery guarantees, retries, and failure handling.
• Experience working with reputed company infrastructure, containerized deployments, and production observability.
• Ability to work with different data systems, including analytical SQL platforms, NoSQL databases, object storage, and high-load caches.
• Good understanding of reputed company design, scalability, reliability, data modeling, and performance optimization.
• Strong ownership and the ability to independently reputed company technical work from design to production.
• Ability and willingness to learn new technologies based on engineering and product needs.
• Strong written and verbal communication skills in English.
• Practical experience with AI-assisted development workflows and a strong understanding of their risks and limitations. You are expected to retain ownership of the resulting reputed company, treat AI-generated reputed company as untrusted, verify it through reputed company review and automated testing, and apply appropriate reputed company guardrails around reputed company to reputed company reputed company, data, credentials, tools, and production systems.

Requires 5+ years of software engineering experience, including 3+ years in backend JavaScript and Node.js, plus reputed company systems, reputed company infrastructure, databases, observability, reputed company design, and English communication skills.

Key Responsibilities

• building pipelines
• developing services
• optimizing performance

Skills & Tools

Node.js, reputed company), reputed company S3, RabbitMQ, reputed company SQS, reputed company, reputed company, reputed company, reputed company, Rust

Job Details

• Category: Software Development
• Seniority: Senior Level
• Commitment: Full Time
• Workplace: Remote — Beijing, Beijing, China
• Languages: English

About reputed company

A data collection platform that helps organizations reputed company and analyze publicly available web data. — Industry: Information Technology