Senior Software Engineer I, Remote Eligible

Smartsheet

Senior Software Engineer architecting next-generation drag-and-drop workflow systems for Smartsheet. Building interactive UI and scalable back-end solutions in a collaborative remote environment.

Posted 7/16/2026full-timeRemote • 🇧🇬 BulgariaSenior💰 €58,250 - €69,750 per yearWebsite

Core Competencies

Role fit

Core Competencies

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

Demonstrates expertise in architecting end-to-end workflow systems, building scalable and secure back-end services, and developing high-quality front-end applications using React and TypeScript. Proven ability to mentor engineers, optimize performance, and leverage AI tools for enhanced development processes.

Highest-signal resume keywords

End-To-End Workflow ArchitectureReact (v18+), TypeScript, HTML5Back-End Language (Java, Kotlin, Go, Python)API Design PrinciplesAI-Based Workflows

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

End-To-End Workflow SystemsBack-End DevelopmentREST APIsGraphQL APIsPerformance OptimizationUnit TestingIntegration TestingEnd-To-End TestingData ModelingCoding Standards

Soft Skills

MentoringCollaborationCommunication

Tools & Technologies

React (v17+)MUIRadix UIShadcn/uiRedux ToolkitZustandJotaiReact Query

Industry Keywords

Software EngineeringHigh AvailabilityMicroservicesAI-Assisted DevelopmentCross-Functional Collaboration

Tech Stack

Tools & technologies

GoGraphQLJavaKotlinMicroservicesPythonReactReduxTypeScript

About the role

Key responsibilities & impact

Architect End-to-End Workflow Systems
Own, build, and iterate on the Workflow Builder across the entire stack
Drive system design, data modeling, and API contracts
Participate in cross-functional architectural discussions
Advance our Front-End Architecture
Build production-grade visual features using React (v18+)
Integrate and extend modern component libraries (e.g., MUI, Radix UI, Shadcn/ui)
Build Scalable and Secure Back-End Services
Develop high-availability, secure back-end services and microservices
Design, implement, and maintain highly performant REST or GraphQL APIs
Define and uphold coding standards
Deliver High Quality at Scale
Monitor and optimize full-stack performance metrics
Write comprehensive test suites
Partner closely with UX designers and Product Managers
Mentor & Lead
Serve as a technical mentor for junior and mid-level engineers
Contribute to technical roadmap planning
Strategically Apply AI Tools
Champion the use of AI-assisted development tools
Build and evaluate AI-powered features

Requirements

What you’ll need

5+ years of professional software engineering experience
Deep experience in at least one major back-end language (such as Java, Kotlin, Go, or Python)
Proficiency with React (v17+), TypeScript, HTML5, and modern CSS layout systems (Grid, Flexbox, Custom Properties)
Strong understanding of API design principles and frontend state management patterns (Redux Toolkit, Zustand, Jotai, or React Query)
Proven experience optimizing both backend service performance (query tuning, caching) and frontend rendering
Experience writing reliable unit, integration, and end-to-end tests across the entire application stack
1+ year of professional experience leveraging AI-based workflows to author/review code
Legally eligible to work in Bulgaria on an ongoing basis
Fluency in English is required

Benefits

Comp & perks

Competitive base salary
Market competitive incentive opportunity