Senior Backend Engineer, Data Platform & GraphQL (Remote)

Beacon Biosignals; United States; Remote; USD 150,000 - 170,000; Full time

Benefits offered by this job

Equity

PTO and benefits

Fully remote US

Job summary

Beacon Biosignals is seeking a senior backend engineer to design and scale core data infrastructure for brain physiology research. You will own PostgreSQL schemas, Kafka pipelines, and a GraphQL API on Node.js, enabling robust clinical and scientific workflows in a fully remote US team.

We value strong SQL, data integrity, and collaboration across product, scientific, and clinical stakeholders. This role offers a competitive base salary, equity, and generous benefits with asynchronous,

Qualifications

• 5+ years of backend development, including at least 2 years on data platforms and infrastructure for data-centric applications.
• Strong SQL proficiency with production PostgreSQL experience - comfortable designing schemas, indexes, and reasoning about query behavior.
• Hands-on experience with Kafka or comparable event streaming systems (RabbitMQ, Pulsar, Kinesis, etc.)
• Proficiency in Python or Julia
• Experience deploying services in containerized environments (Kubernetes, Terraform, Helm)
• GraphQL experience with TypeScript/JavaScript (Node.js)
• Collaborative mindset and strong written/verbal communication suited to async, remote work

Responsibilities

• Design and evolve PostgreSQL data models, hand-written SQL, indexes, and query plans to support scientific and clinical data use cases
• Build and own Kafka-driven event pipelines, ensuring correctness (completeness, idempotency) under partial failure when data moves between systems
• Extend a GraphQL API (TypeScript/JavaScript on Node.js) to expose data and unlock new analytical and clinical workflows
• Lead the delivery of dataset snapshots into the data warehouse, collaborating with platform and application teams on new integrations
• Draft RFCs to align complex feature design across product, scientific, and clinical stakeholders, then implement with attention to data integrity and maintainability
• Improve operational robustness through documentation, tools, and dashboards informed by internal and partner feedback

Skills

Backend development

SQL / PostgreSQL

Kafka / event pipelines

GraphQL API (TypeScript/JS)

Python or Julia

Container orchestration (Kubernetes)

Terraform / Helm

Remote collaboration

Tools

PostgreSQL

Kafka

Kubernetes

Terraform

Helm

Node.js

TypeScript

Job description

Beacon Biosignals is seeking a senior backend engineer to design and scale core data infrastructure for brain physiology research. You will own PostgreSQL schemas, Kafka pipelines, and a GraphQL API on Node.js, enabling robust clinical and scientific workflows in a fully remote US team.

We value strong SQL, data integrity, and collaboration across product, scientific, and clinical stakeholders. This role offers a competitive base salary, equity, and generous benefits with asynchronous,