Senior Node.js Developer

Flosum

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

Posted 9/25/2026full-timeRemote • UkraineSeniorWebsite

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 cloud services. Proven ability to implement CI/CD pipelines and develop scalable microservices while ensuring enterprise API security and data processing at scale.

Highest-signal resume keywords

Node.js DevelopmentTypeScript ProficiencyRESTful API DesignSQL and NoSQL Database ExperienceCI/CD Pipeline Implementation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Node.jsTypeScriptRESTful API DesignSQLNoSQLAsynchronous ProgrammingEvent-Driven ArchitectureDatabase Performance OptimizationGit WorkflowsAutomated Testing

Tools & Technologies

DockerAWSGCPAzureSalesforceCI/CD ToolsDevOpsDevSecOps

Industry Keywords

Enterprise SaaSMicroservicesB2BComplianceInfrastructure-as-Code

Tech Stack

Tools & technologies

AWSAzureCloudDockerGoogle Cloud PlatformJavaScriptMicroservicesNode.jsNoSQLSQLTypeScriptVue.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 with 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 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
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 enterprise API security best practices
Proven experience with SQL and NoSQL databases, query optimization, data modeling, and database performance at scale
Proficiency with Git workflows, code reviews, automated unit, integration, and end-to-end testing, and CI/CD pipelines
Solid understanding of Docker, AWS/GCP/Azure cloud services, and infrastructure-as-code principles
Long-term commitment to a full-time engagement
Salesforce development experience, Salesforce ISV/AppExchange product experience, Vue.js, enterprise B2B SaaS, compliance, and DevOps/DevSecOps experience are highly preferred

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