Senior Node.js Developer

Flosum

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

Posted 10/9/2026full-timeRemote • United KingdomSeniorWebsite

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 for enterprise-grade SaaS applications, with a strong focus on Node.js, TypeScript, and modern front-end technologies like Vue.js. Proven ability to implement CI/CD pipelines, manage cloud services, and ensure compliance with industry standards.

Highest-signal resume keywords

Node.js DevelopmentTypeScript ProficiencyRESTful API DesignSQL and NoSQL DatabasesSalesforce Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Node.jsTypeScriptRESTful API DesignSQLNoSQLAsynchronous ProgrammingEvent-Driven ArchitectureGit WorkflowsDockerCI/CD Pipelines

Soft Skills

CollaborationCommunicationOwnership

Tools & Technologies

AWSGCPAzureSalesforceDevOps Toolchains

Industry Keywords

SaaSB2BSOC 2HIPAAFedRAMPGDPR

Tech Stack

Tools & technologies

AWSAzureCloudDockerGoogle Cloud PlatformJavaScriptMicroservicesNode.jsNoSQLSQLTypeScriptVisualforceVue.js

About the role

Key responsibilities & impact

Build high-performance backend services and APIs for enterprise-grade SaaS applications
Develop scalable, secure Node.js microservices and Salesforce ecosystem integrations
Build modern front-end experiences using Vue.js and TypeScript
Develop CI/CD pipeline tooling, automation frameworks, and developer productivity infrastructure
Implement real-time data processing and event-driven architectures for sensitive enterprise data
Own significant parts of the architecture and ship production code
Collaborate directly with engineering leadership, product managers, and the CEO
Own systems end-to-end and contribute to the company’s long-term growth

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, and data modeling
Proficiency with Git workflows, code reviews, automated testing, and CI/CD pipelines
Solid understanding of Docker, AWS/GCP/Azure cloud services, and infrastructure-as-code principles
Salesforce development experience preferred, including Apex, Lightning Web Components, Visualforce, or Salesforce API integrations
Experience with Salesforce ISV/AppExchange products preferred
Vue.js development experience, particularly Vue 3 Composition API and state management, preferred
Experience in enterprise B2B SaaS with compliance requirements such as SOC 2, HIPAA, FedRAMP, or GDPR preferred
Familiarity with DevOps/DevSecOps toolchains in the Salesforce ecosystem 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
Profitable, stable company with aggressive growth plans
Opportunity to work on enterprise-grade products used by large organizations
Meaningful technical challenges involving security, compliance, scale, and reliability
Culture that rewards ownership, speed, and craftsmanship
Remote-first flexibility with a results-oriented work environment