Senior Node.js Engineer — Remote-First, Enterprise-Grade

Flosum; United States; Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Competitive pay

Direct leadership access

Remote-first

Enterprise products

Security challenges

Ownership culture

Technical growth opportunities

Job summary

Flosum is expanding its product surface with senior Node.js developers who will own substantial parts of our architecture and ship production-grade code that Fortune 500 users rely on daily. You will collaborate directly with engineering leadership, product managers, and the CEO in a high-impact, remote-friendly environment.

We seek experts in Node.js and TypeScript, proficient in REST APIs, OAuth/JWT security, and scalable data platforms.

Qualifications

• 5+ years of professional Node.js development in production environments.
• Expert-level understanding of asynchronous programming, event loops, streams, and the Node.js runtime.
• Deep experience with TypeScript in production codebases.
• Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices.
• Proven experience with SQL and NoSQL databases, query optimization, data modeling, and understanding performance implications at scale.
• Proficiency with Git workflows, code review practices, automated testing, and CI/CD pipelines.
• Solid understanding of containerization (Docker), cloud services (AWS/GCP/Azure), and infrastructure-as-code.

Responsibilities

• Own significant parts of our architecture and ship production-ready code.
• Develop high-performance backend services and APIs powering enterprise SaaS.
• Build scalable, secure Node.js microservices and integrations within the Salesforce ecosystem.
• Create modern front-end experiences using Vue.js and TypeScript for enterprise users.
• Contribute to CI/CD tooling, automation frameworks, and developer productivity infrastructure.
• Support real-time data processing and event-driven architectures at scale.

Skills

Node.js

TypeScript

REST API design

Security best practices

CI/CD practices

Git workflows

Docker

Cloud services

Tools

Docker

AWS

GCP

Azure

TypeScript

Job description

Flosum is expanding its product surface with senior Node.js developers who will own substantial parts of our architecture and ship production-grade code that Fortune 500 users rely on daily. You will collaborate directly with engineering leadership, product managers, and the CEO in a high-impact, remote-friendly environment.

We seek experts in Node.js and TypeScript, proficient in REST APIs, OAuth/JWT security, and scalable data platforms.