SERHANT.

Staff Engineer

SERHANT.

full-time

Posted on:

Location Type: Remote

Location: United States

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Job Level

Lead

Tech Stack

Distributed SystemsJavaScriptNode.jsPostgresPythonReactTypeScript

About the role

  • Drive technical strategy and architectural decisions across multiple teams and stack layers
  • Solve ambiguous, cross-cutting problems that span dashboards, mobile, AI, and backend services
  • Build and extend SvelteKit dashboards that power internal and external tooling
  • Contribute to our Expo mobile applications when needed
  • Design and implement AI-powered features using Mastra
  • Architect reliable workflows and background jobs with Inngest
  • Work across our Supabase backend, Postgres, and ClickHouse data layers
  • Define and champion spec-driven development practices organization-wide
  • Write code, review code, and mentor engineers at all levels
  • Evaluate and integrate AI tools that accelerate engineering velocity
  • Partner with leadership on technical roadmap and build-vs-buy decisions
  • Establish patterns, libraries, and frameworks that other engineers build on
  • Experience with SvelteKit in production
  • Background with Supabase (auth, realtime, edge functions)
  • Familiarity with Inngest or similar event-driven workflow systems
  • Experience with distributed systems, event-driven architecture, or real-time applications
  • Background mentoring or managing engineers
  • History of open-source contributions or public technical writing

Requirements

  • 8+ years of software engineering experience with demonstrated technical leadership
  • Broad technical fluency - you context-switch fluidly between web (SvelteKit/React), mobile (Expo), backend (Supabase, Node.js, Python), and infrastructure
  • Strong TypeScript proficiency across the full stack
  • Experience with workflow orchestration tools (Inngest, Temporal, or similar)
  • Familiarity with AI/LLM orchestration frameworks - Mastra experience a plus, but we value adaptability
  • Deep Postgres expertise and familiarity with analytical databases like ClickHouse
  • Experience designing systems that scale in complexity and traffic
  • Deep, practical use of AI coding tools integrated into your development process
  • Significant experience with frontier LLMs - you’ve pushed beyond basic use cases into advanced workflows
  • Strong written communication - you write specs, RFCs, and documentation that drive alignment
  • A track record of improving engineering culture and practices at previous organizations
Benefits
  • Work with cutting-edge technologies
  • Collaborative and engaging work environment
  • Opportunities for professional growth and development
Applicant Tracking System Keywords

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

Hard Skills & Tools
SvelteKitExpoAI-powered featuresMastraInngestSupabasePostgresClickHouseTypeScriptNode.js
Soft Skills
technical leadershipmentoringwritten communicationcollaborationproblem-solvingadaptabilityengineering culture improvement