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11 дней назад

Senior Fullstack Engineer (Backend-focused)

Формат работы
onsite
Тип работы
fulltime
Грейд
senior
Английский
b2
Страна
Sweden
Вакансия из списка Hirify.GlobalВакансия из Hirify Global, списка международных tech-компаний
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Описание вакансии

Текст:
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TL;DR
Senior Fullstack Engineer (Backend-focused) (Next.js/React/Web3): Building high-performance real-time dashboards for high-velocity transaction data, spanning frontend interfaces, APIs, cloud infrastructure, and database queries with an accent on low-latency rendering, end-to-end type safety, and auditable on-chain systems. Focus on mirroring on-chain and legacy transaction state, managing event-driven AWS infrastructure, and solving race conditions and asynchronous data failures in production.

Location: Stockholm, Sweden

Company

hirify.global is a startup building casino and Web3 systems around auditable, on-chain transaction flows.

What you will do

  • Architect and maintain complex real-time dashboards with Next.js, React, and Tailwind CSS.
  • Build backend logic, APIs, Lambda functions, and database queries supporting frontend features.
  • Manage real-time UI state for on-chain data and legacy transaction flows.
  • Define frontend hosting, API gateways, and cloud resources as infrastructure as code with SST and Pulumi.
  • Improve production observability by addressing race conditions, asynchronous failures, and user-facing latency.
  • Participate in code reviews, unblock teammates, and improve long-term system health.

Requirements

  • Senior-level full-stack engineering experience with a frontend-first focus.
  • Strong expertise in React, Next.js, Tailwind CSS, and TypeScript.
  • Ability to build backend APIs, Lambda functions, database queries, and complete features across the application stack.
  • Experience with AWS, SST or Pulumi, event-driven architecture, EventBridge, and PostgreSQL.
  • Experience in casino systems and interest in auditable, on-chain transaction systems.
  • Strong focus on performance, Core Web Vitals, data integrity, efficient state management, and pragmatic execution.

Culture & Benefits

  • Startup environment with ambiguity, rapid iteration, and shifting priorities.
  • Emphasis on technical ownership, maintainable code, and long-term system health.
  • Hands-on collaboration through code reviews and team support.

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