Senior Backend Engineer - Data Platform
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Job Description
Backend Developer building TypeScript and Node.js data services for NaNLABS’ insurance wildfire-risk platform. Designing integrations, ingestion pipelines, and reliable PostgreSQL systems.
Responsibilities:
- Build and maintain backend services and APIs
- Develop integrations with external providers through APIs, webhooks, and files
- Design reliable data ingestion and processing workflows
- Implement queues, workers, retries, replay mechanisms, and idempotent processes
- Improve data quality through validation, monitoring, and reconciliation
- Design and optimize PostgreSQL data models, queries, indexes, and migrations
- Investigate inconsistencies and failures across different data sources
- Own work beyond deployment, including observability, alerts, documentation, and operational support
- Collaborate with Engineering, Product, Data Science, business stakeholders, and external providers
- Help define technical standards for the growing platform
Requirements:
- 5+ years of experience building production backend systems
- Strong experience with TypeScript and Node.js, or another typed backend language with an interest in working with TypeScript
- Advanced knowledge of PostgreSQL, including data modeling and performance optimization
- Experience building integrations and operational data pipelines
- Understanding of distributed systems and asynchronous processing
- Experience implementing retries, idempotency, reconciliation, and failure recovery
- Strong sense of ownership and ability to work through ambiguous technical problems
- Clear communication skills and experience collaborating across technical and non-technical teams
- English level B2 or higher
Benefits:
- Vacations fully flexible and self-managed
- Sick leave and personal days
- Public holidays
- Paternity and maternity leave
- Study leave
- Moving days
- Training in best practices and tech
- Books and light talks
- In-house English classes
- Continuous feedback
- 1:1 career development sessions
- Flexible working hours
- Equipment and work materials provided
- Internal events and team activities
- Day off on your birthday
- Contractor model with payment in USD
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