Senior Backend Engineer: Scalable APIs & AI (Remote)

raydar; United States; Remote; USD 141,000 - 177,000; Full time

Benefits offered by this job

Equity

Health coverage

Paid time off

Wellness stipend

Home office stipend

Job summary

raydar is seeking a senior backend engineer to own the design and delivery of backend services and APIs, collaborating with peers on integrations and cross-functional features. You will keep core systems reliable and performant as usage grows, while raising engineering standards across teams.

You will scope, design and build resilient services, work on integrations, and improve existing pipelines. The role emphasizes tackling defects, performance bottlenecks and enabling data-driven decisions

Qualifications

• At least six years of hands-on experience shipping and running production software at scale.
• Strong backend and third-party API experience, with willingness to work across the stack when needed.
• A record of taking products from zero to one, including AI features running in production.
• A career spent mostly at startups, with recent time at an AI-focused company.
• Experience with asynchronous message queue systems.
• Experience with MongoDB or a similar document database.
• Comfort with data modeling, ETL pipelines and streamlining how data is structured.
• If Node.js is not your main language, evidence of picking up new languages and stacks quickly in early-stage settings.
• Experience working directly with clients or non-technical stakeholders.
• Excellent written and spoken English, with the ability to explain technical matters in business terms.
• Pragmatic problem solving and the ability to thrive amid shifting priorities.
• Interest in AI and machine learning.
• Based in North America or Western Europe.

Responsibilities

• Scope, design and build resilient, high-performing backend services.
• Team up with other engineers to ship integrations and multi-part backend features.
• Maintain and improve existing integrations while planning ahead for future needs and growth.
• Diagnose and fix defects, performance bottlenecks and developer-experience pain points in the codebase.
• Push forward engineering practices and technical improvements.
• Create a shared internal API over company data and store large volumes of metrics gathered from external providers.

Skills

Backend development

API design

AI features in production

Startup experience

Asynchronous messaging

Data modeling

ETL pipelines

Client communication

Problem solving

English communication

Tools

MongoDB

Node.js

TypeScript

Event-driven systems

Messaging queues

Job description

raydar is seeking a senior backend engineer to own the design and delivery of backend services and APIs, collaborating with peers on integrations and cross-functional features. You will keep core systems reliable and performant as usage grows, while raising engineering standards across teams.

You will scope, design and build resilient services, work on integrations, and improve existing pipelines. The role emphasizes tackling defects, performance bottlenecks and enabling data-driven decisions