Senior Backend Engineer - Data Pipelines & Integrations

buzzsolutions; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

Buzz Solutions seeks an experienced backend/platform engineer to own data movement between ingestion, processing, and core API services in a scalable, observable environment.

You’ll design zero-downtime schema changes, implement event-driven integrations, and build robust backend features with Node.js/TypeScript. Expect collaboration with data pipelines, security, and reliability teams in a fast-paced AI-enabled grid domain.

Qualifications

• 5+ years building backend or platform systems in production.
• Production TypeScript on Node.js (NestJS/Express) with async error handling.
• Deep PostgreSQL experience: EXPLAIN ANALYZE, indexing, transactions.
• Zero-downtime schema changes on large tables: concurrent index builds.
• Event-driven integration with at-least-once delivery, idempotency and DLQs.
• Clear written communication: design docs, runbooks, incident notes.

Responsibilities

• Data flow across ingestion, processing and core API services with contracts.
• Define schemas, queries and migrations with zero-downtime changes.
• Develop backend features and new or updated tables for core data.
• Turn loosely defined data problems into scoped designs.
• Harden Pub/Sub and BullMQ pipelines for reliable delivery and retries.
• Integrate data paths into customer systems and tooling.
• Provide bulk data tools for moving large data volumes in production.
• Monitor metrics and tracing to identify and resolve slow data paths.
• Own on-call duties and document incident runbooks for teams.

Skills

Backend systems

TypeScript

Node.js

Event-driven architecture

Clear written communication

Tools

NestJS

Express

PostgreSQL

BullMQ

Pub/Sub

Job description

Buzz Solutions seeks an experienced backend/platform engineer to own data movement between ingestion, processing, and core API services in a scalable, observable environment.

You’ll design zero-downtime schema changes, implement event-driven integrations, and build robust backend features with Node.js/TypeScript. Expect collaboration with data pipelines, security, and reliability teams in a fast-paced AI-enabled grid domain.