Node.js Developer – Domain Modeling Engagement

Keystone Digital

Freelance · Remote · Flexible hours

About the role

We are building a robust data pipeline to feed analytics dashboards for operations teams. The Node.js Developer will design, implement, and fine‑tune services that ingest, transform, and expose operational data in real time.

Key responsibilities

• Architect and develop scalable Node.js micro‑services for data ingestion
• Create RESTful endpoints that deliver clean, aggregated metrics
• Integrate with message queues and cloud storage solutions
• Implement logging, monitoring, and error‑handling strategies
• Collaborate with data analysts to ensure schema alignment and performance

Must-have skills

• Strong Node.js experience, especially with Express
• Proficient JavaScript coding and async patterns
• Design and consumption of REST APIs
• Understanding of data pipelines, streaming or batch processing

Nice to have

• Familiarity with AWS/GCP services (S3, Pub/Sub, Lambda)
• Experience with Docker or container orchestration
• Knowledge of SQL/NoSQL data stores