Senior Node.js Developer

Flosum

. Build high-performance backend services and APIs powering enterprise-grade SaaS applications .

Posted 9/25/2026full-timeRemote • PolandSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in building high-performance backend services and APIs, with a strong focus on Node.js and TypeScript development. Proficient in creating scalable microservices within the Salesforce ecosystem and implementing CI/CD pipelines for enterprise-grade applications.

Highest-signal resume keywords

Node.js DevelopmentTypeScript ProficiencyRESTful API DesignSalesforce DevelopmentCI/CD Pipeline Implementation

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Node.jsTypeScriptRESTful APISQL DatabasesNoSQL DatabasesAsynchronous ProgrammingEvent-Driven ArchitectureOAuth 2.0JWTDocker

Tools & Technologies

GitAWSGCPAzureSalesforce APIVue.jsCI/CD ToolsDevOps ToolchainsAutomation FrameworksEvent Processing

Industry Keywords

B2B SaaSEnterprise CustomersCompliance RequirementsSalesforce ISVAppExchange

Tech Stack

Tools & technologies

AWSAzureCloudDockerGoogle Cloud PlatformJavaScriptMicroservicesNode.jsNoSQLSQLTypeScriptVisualforceVue.js

About the role

Key responsibilities & impact

Build high-performance backend services and APIs powering enterprise-grade SaaS applications
Develop scalable, secure Node.js microservices and integrations within the Salesforce ecosystem
Create modern front-end experiences using Vue.js and TypeScript
Build CI/CD pipeline tooling, automation frameworks, and developer productivity infrastructure
Implement real-time data processing and event-driven architectures handling sensitive enterprise data at scale
Work directly with engineering leadership, product managers, and the CEO
Own significant parts of the architecture and ship production code used by enterprise customers

Requirements

What you’ll need

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, OAuth 2.0, JWT, and API security best practices
Proven experience with SQL and NoSQL databases, query optimization, data modeling, and performance implications of schema decisions at scale
Proficiency with Git workflows, code review practices, automated testing, and CI/CD pipelines
Solid understanding of Docker, cloud services (AWS/GCP/Azure), and infrastructure-as-code principles
Salesforce development experience with Apex, Lightning Web Components, Visualforce, or Salesforce API integrations — highly preferred
Experience building or contributing to Salesforce ISV (AppExchange) products — highly preferred
Vue.js front-end development experience, particularly Vue 3 Composition API and state management — highly preferred
Experience working in B2B SaaS companies serving enterprise customers with strict compliance requirements — highly preferred
Familiarity with DevOps/DevSecOps toolchains and practices in the Salesforce ecosystem — highly preferred
Long-term commitment; not seeking short-term contractors

Benefits

Comp & perks

Competitive compensation commensurate with your experience and impact
Direct collaboration with the founding team and engineering leadership — your voice will carry weight from day one
A profitable, stable company with aggressive growth plans — no funding anxiety, no runway clock
The opportunity to work on enterprise-grade products used by some of the largest organizations in the world
Meaningful technical challenges: security, compliance, scale, and reliability at the intersection of Node.js and Salesforce
A culture that rewards ownership, speed, and craftsmanship over politics and hierarchy
Remote-first flexibility with a results-oriented work environment