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Able

A product strategy and development company

Senior Software Engineer – Full-Stack, Front-end, JavaScript

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 51-200Since 2008H1B SponsorCompany SiteLinkedIn

Location

Argentina

Posted

60 days ago

Salary

0

Seniority

Senior

10 yrs expEnglishGraphQLJavaScriptNext.js

Job Description

Senior Software Engineer – Full-Stack, Front-end, JavaScript

Able

• Design and build scalable, high-performance frontend applications with strong user experience at the core • Define and own frontend architecture, including component systems, state management, and performance optimization • Translate product and design requirements into intuitive, accessible, and responsive interfaces • Lead frontend code quality through reviews, best practices, and maintainable patterns • Identify and solve UX, performance, and cross-browser challenges in complex applications • Collaborate closely with backend, product, and design to deliver end-to-end features with high quality and speed • Leverage AI tools (e.g., Cursor, Copilot etc.,) to accelerate development and improve quality

Job Requirements

  • 10+ years building production-grade applications with real-world complexity
  • Next.js & Monorepo (Advanced): Mastery of App Router, Turborepo, and pnpm to architect encapsulated Functional Modules and shared Design System libs
  • State & Data Orchestration: Deep experience with Zustand (client state) and TanStack Query (server state) for complex, high-performance data synchronization
  • Domain-Driven Design (DDD): Expertise in Hexagonal Architecture (Ports & Adapters) to decouple business logic from UI libraries (ReactFlow) and API protocols
  • Real-time & Graph UI: Proficiency in ReactFlow (as an engine), STOMP/WebSockets, and GraphQL to build interactive, streaming workflow visualizations
  • Core Concepts: Building State Machines, complex Multi-step Flows, and RTL (Arabic) enterprise platforms (not just landing pages or simple CRUD)
  • Tech Stack: Custom CSS, Lingui i18n, Ky (BFF pattern)

Benefits

  • 18 days of PTO per year, observance of local holidays, and an annual break between Christmas and New Years
  • A monthly wellness stipend and snack boxes delivered to your home

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